personal information name: lay-kee ang (ricky) nationality
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PERSONAL INFORMATION Name: Lay-Kee Ang (Ricky) Nationality: Singaporean (Married with 2 children) Address: Singapore University of Technology and Design 8 Somapah Road, Singapore 487372 Telephone: (65) 6499-4558; Fax: (65) 6779-5161 Email: [email protected] Fellow, UK Institute of Physics (IOP), June 2020 IEEE NPSS Distinguished Lecturer, November 2018 Singapore Public Administration Medal (Bronze), Aug 2017 IEEE NPSS PSAC EXCOM (2020 – 2022) EDUCATION Ph.D. (Plasma Physics option), June 1999 , MSc June 1996 Nuclear Engineering and Radiological Sciences, University of Michigan, Ann Arbor, MI 48109 USA (Ranked as the #1 Graduate School in Nuclear Engineering in USA) PhD Thesis: Laser-Surface Interaction: Energy Absorption and Surface Structures Advisor: Prof. Y. Y. Lau B.Sc., June 1994 Nuclear Engineering and Engineering Physics (now as Engineering and System Science) National Tsing Hua University (NTHU), Hsinchu, Taiwan, R.O.C. Special Certification Microwave Linear Accelerators, by USA Particle Accelerator School, 1999 Certificate of MAGIC Particle-In-Cell code, by mission Research Corporation, 1997 LANL Director Postdoctoral Fellow, 9/1999 – 8/2001 Applied Physics division Los Alamos National Laboratory (LANL), USA Graduate Student Research Assistant, 9/1994 – 7/1999 Nuclear Engineering and Radiological Sciences (NERS) University of Michigan, Ann Arbor, USA SUTD PROFESSIONAL APPOINTMENTS Dean, HOC Science, Mathematics, and Technology, SUTD 6/2018 – present Ng Teng Fong Chair Professor, Director, SUTD-ZJU IDEA 6/2016 – present Professor, Science and Math, EPD, SUTD 2016 – present Interim Head, Engineering Product Development, SUTD 9/2017 – 6/2019 Director, Office of Graduate Studies, SUTD 1/2015 – 12/2017 SUTD PhD program Director 3/2012 – 12/2014 Associate Professor (tenured), EPD, SUTD 11/2011 – 2015
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NTU PROFESSIONAL APPOINTMENTS Visiting Associate Professor, NTU 11/2011 – 5/2013 Assistant and tenured Associate Professor, 9/2001 – 10/2011 Division of Microelectronics School of Electrical and Electronic Engineering Nanyang Technological University (NTU), Singapore Director, NTU-TUM MSc Programe (Microelectronics) 9/2009 – 6/2011 NTU Hall Fellow (Hall 2) 7/2005 – 10/2011 Associate Fellow, Institute of Advanced Studies, NTU 2007 – 2010 Adjunct Professor 4/2006 – 10/2011 Computational Electronics and Photonics (CEP) group Institute of High-Performance Computing (IHPC) A*STAR, Singapore VISITING POSITIONS Visiting Professor, National Central University, Taiwan 2010 Visiting Scientist, University of Michigan, USA 2007 Visiting Scientist, Los Alamos National Laboratory, USA 2003 – 2006, 2011 INDIVUDAL AWARDS Fellow, Institute of Physics, UK June 2020 IEEE NPSS Distinguished Lecturer Sept 2018 The Public Administration Medal (Bronze), Singapore Aug 2017 SUTD Faculty Excellence Award (Professional Service) Feb 2015 USA AFOSR Window of Science (WOS) Travel Award 7/2018, 11/2015,
1/2012, 3/2007 USA ONR Global Visiting Scientist Award 7/2017, 11/2009 American Physical Society DPP annual meeting, Invited Speaker 2005, 2012 Finalist, 2010 NTU-EEE Teaching Excellent Award June 2010 World Knowledge Dialogue (WKD) Young Scientist Award Sep 2006 LANL Director Postdoctoral Fellowship 1999 to 2001 Excellent Foreign Student Award by Taiwan, R.O.C. 1991 and 1993 Outstanding Academic Award by NTHU, Taiwan, R.O.C. 1991 and 1993 GROUP Members (PhD students and postdocs) AWARDS International level IEEE NPSS PSAC Igor Alexeff Outstanding Student: Mei Er Pan (PhD) Nov 2020 IEEE NPSS Graduate Fellowship: Shijun Liang (PhD) March 2016 IEEE IVNC Shoulder-Gray-Spindt award: Shijun Liang (PhD) July 2015 OCPA-APS best poster award-first in plasma: Yingbin Zhu (PhD) June 2014 OCPA-APS best poster award-third in photonics: Kelvin Ooi (PhD) June 2014
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IEEE NPSS Graduate Fellowship: Yingbin Zhu (PhD) April 2014 IEEE ICOPS Best paper award (finalist): Wu Lin (PhD) June 2007 Local or University level awards SUTD Best PhD Dissertation Award: Shijun Liang (PhD) Oct 2018 SUTD Research excellent award (#1): Yee Sin Ang (Postdoc) July 2017 Industry Award, SUTD industry workshop: Shijun Liang (PhD) July 2017 Industry Award, SUTD industry workshop: Huang Wei (PhD) July 2017 Institute of Physics Singapore best poster award: Yee Sin Ang (postdoc) March 2016 SUTD Research excellence award (top 3): Shijun Liang (PHD) July 2016 PROFESSIONAL MEMBERSHIPS, EDITORSHIPS, ADVISOR BOARD ExCom member IEEE NPSS PSAC 2020 – present Advisor Board School of Math and Science, Singapore Poly 5/2012-present Senior member IEEE (Chapters: NPSS, EDS) 1995 – present Member American Physical Society (APS), DPP 1996 – present Committee H URSI (UNION RADIO-SCIENTIFIQUE INTERNATIONALE) 2017 – present Senior member Institution of Engineers Singapore (IES) 2017 – present Editor Board IOP Nano Express journal 2020 – present Guest Editor IEEE Transaction on Plasma Science (special issue) 2018 – 2019 Editor Board MPDI – Plasma journal 2017 – 2018 Guest Editor IEEE Transaction on Plasma Science (special issue) 2016 - 2017 Editor board The Open Journal of Plasma Physics 2007 – 2015 Vice Chair IEEE NPSS Singapore chapter 2019 - present Treasurer, member IEEE NPSS Singapore chapter 2015 – 2018 Founding Chair IEEE NPSS Singapore chapter 2013 – 2014 Advisor Board School of MAE, Singapore Poly 7/2012 – 6/2021 SUTD UNIVERSITY SERVICES (appointed by President) Aviation Studies Institute (ASI) Council, SUTD and CAAS 4/2019 – present SUTD Short Immersion Trip committee 3/2019 – present SUTD-LTA Transport Research Centre Exco member 4/2018 – present MOE START Representative for SUTD 2016 – present Singapore Science and Engineering Fair Steering Committee 2017 – present Learning and Research Governance Sub-Committee under IT 2/2018 – present Advisory committee for Library and information Service 6/2015 – 5/2019 SUTD hall fellow, Blue stair-case student hostel 5/2012 – 12/2014 CURRENT RESEARCH GROUP His broad research interests are in the development of theoretical scaling laws and models for Device Physics: https://people.sutd.edu.sg/ricky_ang/. He is one of pioneers in developing the quantum scaling law for Child-Langmuir law and new electron emission law (thermionic, field
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and photo-emission) for novel two-dimensional (2D) materials and operating at ultrashort pulse regime. He has published about 160 journal papers, 170 conference papers, and >50 invited talks including 2 in the American physical Society (APS), Division of Plasma Physics (DPP) annual meeting (2005, 2012) and a few under ICOPS. His current research projects are electron emission for plasma physics, charge injection of novel materials device physics, low power computing, AI-based physics design and fractional modeling. His research projects not only funded from Singapore, but also from USA Defense (AFOSR-AOARD, ONR-Global). His google citation is about 4700 with h index = 38. He is a fellow, UK Institute of Physics, and IEEE NPSS Distinguished Lecturer. CURRENT GROUP MEMBERS Asst Professor: Dr. Yee Sin ANG (9/2020 – present) SUTD Lecturer (8/2019 – 8/2020), SUTD Research Fellow I and II (9/2015 – 8/2019) PhD (Physics, University of Wollongong, Australia, 2015) 1. Qingyun WU SUTD Research Fellow I (1/2018 – present)
PhD (Physics, National University of Singapore, Singapore, 2015)
2. Chunyun KEE SUTD Research Fellow I (8/2019 – present) PhD (Electrical Engineering, National University of Singapore 2019)
3. Cherq CHUA SUTD Research Assistant (11/2020 – present) Beng (Mechanical Engineering, National University of Singapore 2020)
1. Tianning ZHANG PhD, SUTD SMT (1/2018 intake) Co-advisor: Yee Sin ANG (SUTD) BSc in Physics, Zhejiang University 2. Jeremy LIM PhD, SUTD SMT (9/2018 intake) Co-advisor: Liang Jie WONG (NTU) BSc in Physics, Nanyang Technological University 3. Wei Jie CHAN PhD, SUTD SMT (9/2019 intake) Co-advisor: Yee Sin ANG (SUTD) BSc in Physics, Nanyang Technological University 4. Jin Quan NG PhD, SUTD SMT (1/2020 intake) Co-advisor: Yee Sin ANG (SUTD) BEng in EE, Nanyang Technological University 6. Jarratt ONG (SC) PhD, SUTD SMT (9/2020 intake) Co-advisor: Yee Sin ANG (SUTD) NTU-TUM MSc (Green Electronics)
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7. Samra Kamal PhD, SUTD SMT (9/2020 intake) MPhil. Quaid-i-Azam University Islamabad, Pakistan 8. Wenjie Zhou PhD, SUTD SMT (1/2021 intake) BSc, MSc, Fudan University, China FORMER GROUP MEMBERS (Postdoc, Research Staff, PhD and MEng students) 1. Liemao Cao SUTD Postdoc fellow (10/2018 – 10/2020)
PhD (Physics, Hunnan Normal University, China, 2018) Employer: Henyang Normal University, China (Assistant Professor, 2020)
2. Mei Er Pam SUTD PhD (1/2016 – 9/2020); main supervisor: Yang Hui Ying PhD in EPD, Singapore University of Technology and Design, 2020 Employer: National University of Singapore (Research fellow, 2020)
3. Xin Zhang SUTD Visiting PhD (2019 – 2020) Employer: Jiangnan University (Assistant Professor, 2020)
4. Amanda Sutrisno SUTD Research Assistant (2019 – 2020) Employer: Vanderbilt University, USA (PhD student, 2020)
5. Yew Von LIM SUTD PhD (1/2015 – 12/2019); main supervisor: Yang Hui Ying PhD in EPD, Singapore University of Technology and Design, 2019 Employer: Singapore University of Technology and Design (Research fellow, 2019)
6. Yi XU SUTD PhD (9/2014 – 14/9/2019); co-advisor: Wu Lin (IHPC) PhD in EPD, Singapore University of Technology and Design, 2019 Employer: Peking University, China (Research Fellow, 2019)
7. Wei HUANG SUTD PhD (1/2014 – 9/2018); co-supervisor: Elica Kyoseva PhD in EPD, Singapore University of Technology and Design, 2018 Employer: Guilin University of Electronic Technology, China (Assistant Professor, 2018)
8. Muhamad ZUBAIR SUTD Postdoc fellow (2015-2017) PhD in Electronics and Communications, Polytechnic University of Turin, Italy, 2015 Employer: Information Technology University, Pakistan (Assistant Professor, 2017)
9. Shijun LIANG SUTD PhD (9/2013-8/2017) PhD in EPD, Singapore University of Technology and Design, 2017 Employer: Nanjing University, Physics Department (Assistant Professor, 2017)
10. Chang-Yu HSIEH SUTD-MIT Joint Postdoc (2013-2015)
PhD in Physics, University of Ottawa, Canada, 2011 Employer: Tencent China (2017)
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11. Ke ZHENG SUTD Postdoc (2015) PhD in EE, Nanyang Technological University, 2015 Employer: Global Foundries, Singapore (2016)
12. Ying-Bin ZHU NTU PhD (2009-2013) and SUTD Postdoc (2013-2016) PhD in EE, Nanyang Technological University, 2013
Employer: South China University of Technology (Associate Professor, 2016) 13. Kelvin OOI Jian Aun NTU PhD (2010-2013) and SUTD Postdoc (2013-2017)
PhD in EE, Nanyang Technological University, 2013 Employer: Xiamen Malaysia University (Assistant Professor, 2017)
14. Yao-li LIU SUTD Research Assistant (2014-2015)
PhD in Physics, National Central University, 2015 Employer: National Central University (Scientist)
15. Mihir PANT SUTD Research Assistant (2012 – 2013) BEng in EE and minor in Physics, Nanyang Technological University, 2012 Employer: MIT PhD student (2014)
16. Yangjie LIU NTU PhD (2010-2013) PhD in EE, Nanyang Technological University, 2013 Employer: UK Queen Mary University (post-doc, 2014), Associate Professor (Hubei U)
17. Song SUN NTU PhD (2009-2012) PhD in EE, Nanyang Technological University, 2012 Employer: Microsystem & Terahertz Research Center of CAEP (Associate Professor, 2017)
18. Zhong Qi JUN NTU Research Associate (2009 -2010)
MSc in Chemistry, Nanyang Technological University, 2009 Employer: PhD student, Michigan State University (2011)
19. Jian ZHANG NTU Research Assistant (2007 -2008) MSc in Physics, National University of Singapore, 2007 Employer: Research Engineer, National University of Singapore
20. Peng ZHANG NTU MEng (2006-2007), U of Michigan PhD (2018-2012) BEng in EE, Nanyang Technological University, 2006 Employer: Michigan State University, Electrical Engineering (Assistant Professor, 2016)
21. William CHANDRA NTU PhD (2005-2010)
PhD in EE, Nanyang Technological University, 2010 Employer: ASTAR DSI (research scientist, 2010)
22. Li SUN NTU undergraduate Research Assistant (2005-2006)
BEng in EE, Nanyang Technological University, 2006
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Employer: MIT Master student, Harvard, PhD student 23. Lin WU NTU PhD (2005-2008)
PhD in EE, Nanyang Technological University, 2008 Employer: ASTAR IHPC (Senior scientist)
24. Wee Shing KOH NTU PhD (2002 – 2006)
PhD in EE, Nanyang Technological University, 2006 Employer: ASTAR IHPC (Group Leader)
25. Daniel LEONG NTU MEng (2002-2004) Employer: Delphi Technologies, Singapore (Senior Engineer)
Former Master of Science students 1. Mingyang MA NTU-TUM Microelectonics (2010)
Project: Design and Modeling of Plasmonic devices
2. Hong ZHANAG NTU EEE-Electronics (2009) Project: The understanding of Schottky barrier-based devices
3. Simon LAU Chit Siong NTU-Electronics (2009) Project: Development of high electron mobility transistor towards the THz frequency
4. Teck Seong KHOR NTU-Electronics (2008) Project: Understanding of Schottky barrier based devices
5. Sivasayan KAJEN NTU-Electronics (2005) Project: Properties of carbon nanotube
6. Guowei ZHANG NTU-Photonics (2005) Project: Review of carbon nanotube cathode
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LIST OF INTERNATIONAL INVITED PRESENTATIONS – 56 + 1 2020 (1) – restricted travel due to COVID-19 L. K. Ang, Some Applications of Fractional Modeling in Physics and Engineering”, Singapore University of Technology and Design, SHARP programme seminar, Singapore, 6 November (2020) – IEEE NPSS DLS 2019 (6) L. K. Ang, Charge Injection for Two-Dimensional Materials based Electrical Contact and Fractional modelling”, Nanyang Technological University, CM Seminar, Singapore, 21 October (2019) – IEEE NPSS DLS L. K. Ang, Charge Injection for Two-Dimensional Materials based Electrical Contact and Fractional modelling”, National University of Singapore, Physics Seminar, Singapore, 11 September (2019) – IEEE NPSS DLS L. K. Ang, Scaling laws for device physics and engineering, SINGAPOREAN RESEARCHERS GLOBAL SUMMIT, NUS, Singapore 6 Aug (2019) L. K. Ang, Fractional modeling in computational physics and engineering, Zhejiang University, Seminar, China 25 April (2019) – IEEE NPSS DLS Y. S. Ang, and L. K. Ang, Revised Shockley diode questions for 2D materials, IEEE International Nanoelectronics Conference (INEC), Kuching, Sarawak, July 3 – 5 (2019). Y. S. Ang, and L. K. Ang, Theoretical Modeling of Electron Emission Phenomena in Complex and Low-Dimensional Materials, The first joint meeting of the International Vacuum Nanoelectronics (IVNC) and International Vacuum Electron Sources (IVESC) Conferences, Cincinnati, Ohio, USA, July 22-26 (2019). 2018 (9) L. K. Ang, Electron Emission theories and applications, Nano Micro Conference, Jeju Island, South Korea, 17-20 Dec (2018). L. K. Ang, “Ultrafast laser induced electron emission” Singapore IEEE NPSS chapter seminar, Institute of High Performance Computing, 19 Nov (2018) – IEEE NPSS DLS L. K. Ang, Electron Emission and Space Charge limited Current from 2D novel materials, Asia-Pacific Conference on Plasma and THz Science, Xi’an, China , 15 – 18 Aug (2018). L. K. Ang, Computational Electromagnetics at Fractional Dimensions, USA AFRL (Wright Patterson) Sensor Directorate Seminar, Dayton, Ohio, USA 30 July (2018).
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L. K. Ang, Electron emission from 2D materials and Fractional modeling, USA AFOSR Programme Review, Arlington, VA, USA 24 – 26 July (2018). L. K. Ang, Ultrafast laser induced hot carriers and its transport, SPIE conference Ultrafast Bandgap Photonics, Orlando, USA 15 – 19 April (2018). L. K. Ang, Applying Fractional Calculus in Modelling for Electromagnetism and Electronics, Seminar, Department of Computational Mathematics, Science and Engineering, Michgan State University, 13 April (2018). L. K. Ang, Electron Emission from Two-Dimensional Novel Materials and Applications, Michigan Institute of Plasma Science and Engineering (MIPSE) Colloquium, University of Michigan, 11 April (2018) L. K. Ang, New scaling of charge injection at 2D materials based interface, 8th IEEE international nanoelectronics conference, Kuala Lumpur Malaysia, 3 – 5 Jan (2018). 2017 (5) M. Zubair (postdoc fellow), Y. S. Ang, and L. K. Ang, Recent Advances in Electrodynamics in Fractional Dimensions: Theory and Applications, PIERS2017, Singapore, 19 – 22 November (2017). Y. S. Ang (postdoc fellow), and L. K. Ang, Electron emission, Andreev transport and valleytronics in 2D Dirac materials, The 12th IEEE Nanotechnology Materials and Devices conference, 2 – 4 October (2017). L. K. Ang, Fractional electrodynamics from theory to applications, Plasma Physics Colloquium, USA Naval Research Laboratory, 9 Aug (2017) – under ONRG Visiting Scientist Program L. K. Ang, Electron Transport at Graphene-contact and Fractional modeling, Seminar, Zhejiang University, Faculty of Information Technology 5 July (2017) M. Zubair (postdoc fellow), Y. S. Ang, and L. K. Ang, T13.85: Thickness dependence of space-charge-limited currents in spatially disordered organic semiconductors, 2017 Institute of Physics Singapore conference, 22 – 24 Feb (2017) 2016 (2) L. K. Ang, Tutorial 3: Theory and modeling of nano-scale thermal electron emitter, The 29th International Conference of Vacuum Nanoelectronics (IVNC), Vancouver, Canada, 10 to 15 July (2016).
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L. K. Ang, Ultrafast laser induced electron emission, and electron emission from graphene, Seminar, University of British Columbia, Electrical and Computer Engineering, 16 June (2016). 2015 (12) L. K. Ang, “Ultrafast laser induced electron emission, space charge limited current and electron emission from graphene”, AFOSR Program Review, Arlington, USA, 30 Nov – 3 Dec (2015). Shijun Liang (PhD student), Thermal energy harvesting, EMN Guangzhou meeting: Energy material and nanotechnology, Guangzhou, China, 3 to 6 December (2015). L. K. Ang, “Two-dimensional Materials based thermionic devices”, International Conference on Small Science, Phuket, Thailand, 4-6 November (2015). Ying Bin Zhu (postdoc fellow) and L. K. Ang, “Ultrafast Laser Induced Electron Emission from a Nano Tip and Space Charge Limited Current”, Section 102 Nano-optics and Nano-photonics, BIT 5th Annual World Congress on Nano Science and Technology, Xi'an, China, 24-26 Sept (2015). Kelvin Ooi (postdoc fellow) and L K. Ang, “Graphene for Nanophotonic and Nanoplasmonic Applications”, Section 102 Nano optics and Nano photonics, BIT’s 5th Annual World Congress of Nano Science & Technology, Xian, China, 24-26 Sept (2015). Ying Bin Zhu (postdoc fellow) and L. K. Ang, “Ultrafast plasmon enhanced electron emission and novel scaling laws for space-charge-limited current”, International Vacuum Nanoelectronics Conference, Guangzhou, 13 – 17 July (2015). L. K. Ang “Ultrafast laser induced electron emission, and electron emission from graphene”, ARFL lab, Dayton, USA, 10 July (2015). Under AFOSR AOARD Window of Science award L. K. Ang “Ultrafast laser induced electron emission, space charge limited current and electron emission from graphene”, ARFL lab, ABQ, USA, 7 July (2015). Under AOARD window of Science award L. K. Ang, “Ultrafast laser induced electron emission from sharp tip and from graphene”, Seminar, School of optical-electrical and computer engineering, University of Shanghai for Science and Technology, China, 23 June (2015). YingBin Zhu (postdoc fellow), Plasmonic enhanced electron emission and space charge limited current, Seminar, Department of Physics, Zhejiang university, 16 June (2015).
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L. K. Ang, “Design of graphene-based interfaces for applications in energy, electronics and photonics”, Seminar, Department of Physics, Zhejiang University, China, 16 June (2015) L. K. Ang, “Revision of Electron Emission Models for Novel Materials like Graphene and Operating at Ultrafast Time Scale “, Section 103 Graphite and Graphene Technology, BIT’s 1st Annual World Congress and Expo of Smart Materials-2015, Busan, South Korea, 23 – 25 March (2015). 2014 (3) L. K. Ang, “Modeling of electron emission from graphene and metal tip”, The 27th International Vacuum Nanoelectronics Conference (IVNC 2014), Engelberg, Switzerland, 6 – 10 July (2014) L. K. Ang, “Modeling of electron emission from graphene and metal tip”, The 8th joint meeting of Chinese Physicists Worldwide (OCPA8), Singapore, 23 - 27 June (2014). Kelvin Ooi (PhD student) and L. K. Ang, “Electron beam excitation on doped graphene plasmon for generation of coherent radiation”, 2014 IEEE conference of plasma science (ICOPS), Washington DC, USA 25-29 May (2014). 2013 (2) L. K. Ang, “Development of photcathode using ultrafast laser excitation”, The International Conference on Plasma Science and Applications (ICPSA2013), Singapore, 4-6 December (2013). Shijun Liang (PhD student) and L. K. Ang, “Electron Over-barrier Emission Mechanism of Single Layer”, The 14th IEEE International Vacuum Electronics Conference, Paris, France 21-23 May (2013). 2012 (2) L. K. Ang, “Modeling of Ultrafast laser induced electron emission from a sharp tip”, CI2.2, The 54th Annual meeting of American Physical Society-Division of Plasma Physics (APS-DPP), Providence, Rhode Island, 29 Oct - 1 Nov (2012). L. K. Ang, “Modeling of Klein tunneling for electrin field emission from graphene for high current cathode”, AFOSR Plasma and Electro-energetic Program Review meeting, 17 – 18 Jan (2012). Under AFOSR AOARD Window of Science Award 2010 (5)
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L. K. Ang, “Physics and modeling of electron emission and injection from low current to high current regime”, IVESC 2010 & NANOcarbon 2010, Nanjiang, China, 14-16 October (2010). L. K. Ang, “Theory of space charge limited current in free space and solid”, Seminar, National Tsing Hua University, Taiwan, 14 June (2010). – funded by Central for Mathematics and Theoretical Physics, National Central University. L. K. Ang, “Physics and modeling of electron emission and injection from low current to high current regime”, Seminar, National Central University, Taiwan, 11 June (2010). – funded by Central for Mathematics and Theoretical Physics, National Central University. L. K. Ang, “Electron emission from FN law to CL law and its novel applications”, Seminar, Naval Research Laboratory, USA, 6 Jan (2010). – funded by ONRG visiting scientist grant. L. K. Ang, “Space charge limited current in free space and solids”, Seminar, University of Maryland, USA, 5 Jan (2010). –funded by ONRG visiting scientist grant. 2008 (2) L. K. Ang, “Space charge limited current in quantum and ultrafast regimes”, The 7th International Vacuum Electron Source Conference, London, UK, 3-6 August (2008). L. K. Ang, “Modeling and Design of high efficiency compact free electron lasers at THz frequency”, A*STAR THz Science and Technology, Workshop, Singapore, 29 May (2008). 2007 (2) L. K. Ang, Child-Langmuir law in the quantum regime, Topical Lecture, Plasma College Symposium, Abdus Salam International Center for Theoretical Physics, Trieste, Italy, August 20-24 (2007). L. K. Ang, High Current Space-charge Limited Field Emission, Seminar, General Electric Global Research, Niskayuna, NY 12309, USA, June 7-8 (2007) . –funded by AFOSR Window of Science award 2006 (1) L. K. Ang, Quantum Child-Langmuir law and its properties, The USA AFOSR Quantum Vacuum Nano-Electronics Meeting, Arlington, VA, Sept 13 (2006). –funded by AFOSR Window of Science award 2005 (1)
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L. K. Ang, Space-charge limited flow in the quantum regime, LI2.4, The 47th Annual meeting of American Physical Society-Division of Plasma Physics (APS-DPP), Denver, Colorado, Oct 24-28 (2005). 2004 (1) L. K. Ang, Space-charge limiting current in quantum regime [communicated by Dr. Tom Kwan] X-windows newsletters, Applied Physics Division, Los Alamos National Laboratory (2004). –funded by LANL Visiting Scientist 2003 (1) L. K. Ang, Intense electron beam generation and interaction in nm regime", A*STAR SERC TSRP Workshops (Nano-manufacturing), Singapore, August 28-29 (2003). 2002 (1) L, K. Ang, Vacuum Nano-Electronics, A*STAR SERC NanoScience and Engineering Workshop, Singapore, January 23 -24 (2002). 1999 (1) L. K. Ang, and Y. Y. Lau. Resonant absorption of a short-pulse laser in a doped dielectric", Laser Processing Consortium Workshop, Jefferson Lab, Newport News, VA, USA, June 17-18 (1999). LIST of PATENTS or TECHNOLOGY DISCLOSURE
1. Ang Lay Kee, Ricky and Wu Lin; Refrigeration by field emission in a crossed-field gap, TD/059/06 (Technology disclosure at NTU)
BOOK and Book chapters 1. Y. S. Ang and L. K. Ang, “Theory of Thermionic Electron Emission for 2D
materials” in book of “Nanostructured Carbon Electron Emitters and its Applications” (2020) edited by Yahachi Saito. IRG, T2 and ONRG https://www.routledge.com/Nanostructured-Carbon-Electron-Emitters-and-its-Applications/Saito/p/book/9789814877626
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PUBLICATION - JOURNAL PAPERS [only ISI-referred journals] 2021 (xx papers) 1. PROSPECTIVE and EDITOR PICK: P Zhang, Y. S. Ang, A. L. Garner, A. Valfells,
J. L. Luginsland, and L. K. Ang*, “Space charge limited current in nanodiodes: Ballistic, Collisional and Dynamical Effects”, J Appl. Phys. 129, 100902 (2021).
2. Pengfei Qi, Erping Li, Tianwu Li, Hanzhi Ma, Yihao Yang , Lay Kee Ang, and
Hongsheng Chen, “Angle-Insensitive Toroidal Metasurface for High-Efficiency Sensing”, IEEE Transactions on Microwave Theory and Techniques 69, 1511 (2021).
3. Xin Zhang, Jicheng Wang, Lay Kee Ang, Yee Sin Ang*, and Juncheng Guo,
“Designing Few-layer Graphene Schottky Contact Solar Cell: Theoretical Efficiency Limits and Parametric Optimization”, Appl. Phys. Lett. 118, 053103 (2021).
4. REVIEW: Yee Sin Ang*, Liemao Cao, and Lay Kee Ang*, “Physics of Electron
Emission and Injection in Two-Dimensional Materials: Theory and Simulation”, InfoMat (early access 2021). T2 and ONRG
5. EDITOR PICK: Liemao Cao, Guanghui Zhou, Qianqian Wang, L. K. Ang*, and Yee
Sin Ang*, “Two-dimensional van der Waals electrical contact to monolayer MoSi2N4”, Appl. Phys. Lett. 118, 013106 (2021).
6. Mei Er Pam, Dong Yan, Juezhi Yu, Daliang Fang, Lu Guo, Xue Liang Li, Tian Chen
Li, Xunyu Lu, Lay Kee Ang, Rose Amal, Zhaojun Han,* and Hui Ying Yang*, “Microstructural Engineering of Cathode Materials for Advanced Zinc-Ion Aqueous Batteries”, Advanced Science 2002722 (Jan 2021).
2020 (21 papers) 7. J. Lim, Y. S. Ang*, F. J. Garcıa de Abajo, I. Kaminer, L. K. Ang*, and L. J. Wong*,
“Efficient generation of extreme terahertz harmonics in 3D Dirac Semimetals”, Phys. Rev. Research 2, 043252 (2020) T2 and ONRG
8. Xin Zhang, Jianying Du, Fen Qiao, Lay Kee Ang, and Yee Sin Ang*, “Designing high-performance night-time thermoradiative systems for harvesting energy from outer space”, Optics Lett. 45, 5929 (2020). T2
9. Joel Weijia Lai, Jie Chang, L. K. Ang, Kang Hao Cheong*, “Multi-level Information
Fusion to Alleviate Network Congestion”, Information Fusion 63, 248 (2020) 10. Chit Siong Lau, Jing Yee Chee, Yee Sin Ang, Shi Wun Tong, Liemao Cao, Zi En
Ooi, Tong Wang, L. K. Ang, Yan Wang, Manish Chhowalla, and Kuan Eng Johnson
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Goh*, “Quantum Transport in Two-Dimensional WS2 with High-Efficiency Carrier Injection Through Indium Alloy Contacts”, ACS Nano 14, 13700 (2020). T2 and ONRG
11. EDITOR PICK Ching Hua Lee*, Amanda Sutrisno, Tobias Hofmann, Tobias Helbig,
Yuhan Liu, Yee Sin Ang*, Lay Kee Ang, Xiao Zhang*, Martin Greiter, and Ronny Thomale*, “Imaging nodal knots in momentum space through topolectrical circuits”, Nature Comm 11: 4835 (2020). T2 and IRG
Eureka: https://www.eurekalert.org/pub_releases/2020-10/suot-ksi102820.php Phys.org: https://phys.org/news/2020-10-semimetals-topological-electrical-circuits.html
12. Non-ISI: Liemao Cao, Qingyuan Wu, Y. S. Ang and L. K. Ang*, “Tunable Band
Alignment in Boron Carbon Nitride and Blue Phosphorene Van der Waals Heterostructure", Nano Express 1, 020021 (2020). T2
13. Wen Jun Ding, Jeremy Zhen Jie Lim, Hue Thi Bich Do, Xiao Xiong, Zackaria Mahfoud, Ching Eng Png, Michel Bosman*, Lay Kee Ang*, and Lin Wu*, “Particle simulation of plasmons”, Nanophotonics 20200067 (2020). T2 and ONRG
14. X. Xiong, Y. Zhou, Y. Luo, Xiang Li, M. Bosman, L. K. Ang, Peng Zhang, and L. Wu, “Plasmon-enhanced resonant photoemission using atomically-thick dielectric coatings”, ACS Nano 14, 8806 (2020).
15. J. Lim, K. J. A. Ooi, C. Zhang, L. K. Ang*, and Yee Sin Ang*, “Broadband strong
optical dichroism in topological Dirac semimetals with Fermi velocity anisotropy” Chinese Physics B 29, 077802 (2020). T2 and ONRG
16. S. Ahmad, M. Zubair*, O. Jalil, M. Q. Mehmood, U. Younis*, X. Liu, K. W. Ang,
and L. K. Ang*, “Generalized scaling law for exciton binding energy in two-dimensional materials”, Phys. Rev. Applied 13, 064062 (2020). T2 and ONRG
17. Sneha Banerjee, Liemao Cao, Yee Sin Ang*, L. K. Ang, and Peng Zhang*,
“Reducing Contact Resistance in Two-Dimensional-Material-Based Electrical Contacts by Roughness Engineering”, Phys. Rev. Applied 13, 064201 (2020). T2, IRG
18. Xiaolong Feng, Ying Liu*, Zhi-Ming Yu*, Zhongshui Ma, L. K. Ang, Yee Sin Ang,
and Shengyuan A. Yang, “Super-Andreev reflection and longitudinal shift of pseudospin-1 fermions”, Phys Rev. B 101, 235417 (2020)
19. Non-ISI Qingyun Wu*, Liemao Cao, Yee Sin Ang, Lay-Kee Ang*, “Superior and
tunable gas sensing properties of Janus PtSSe monolayer”, Nano Express 1, 010042 (2020). NSCC
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20. Mei Er Pam, Shaozhuan Huang, Shuang Fan, Dechao Geng, Dezhi Kong, Song Chen, Meng Ding, Lu Guo, Lay Kee Ang, Hui Ying Yang*, “Interface engineering by atomically thin layer tungsten disulfide catalyst for high performance Li-S battery”, Materials Today Energy 16, 100380 (Jan 2020) IRG
21. Shuang Fan, Jian Zhang, Qingyun Wu, Shaozhuan Huang, Jinlong Zheng, Dezhi
Kong, Song Chen, Ye Wang, Lay Kee Ang, Yumeng Shi*, and Hui Ying Yang*, “Morphological and Electronic Dual Regulation of Cobalt−Nickel Bimetal Phosphide Heterostructures Inducing High Water-Splitting Performance”, J. Phys. Chem. Lett. 11, 3911 – 3919 (June 2020), Wu (MOE 2018T2)
22. Liemao Cao, Guanghui Zhoi, Qingyun Wu, Shengyuan A. Yang, Hui Ying Yang,
Yee Sin Ang*, and L. K. Ang*, “Electrical Contact between Ultrathin Topological Dirac Semimetal and Two-Dimensional Materials”, Phys. Rev. Applied 13, 054030 (2020) T2 and ONRG
23. Kelvin J. A. Ooi, Yee Sin Ang, Qingwei Zhai, Xiaoqing Sun, Peng Xing, C. K. Ong,
Lay Kee Ang, and Dawn T. H. Tan, “Dirac terahertz plasmonics in two and three dimensions”, Optics Communications 462, 125319 (2020)
24. Yew Von Lim , Shaozhuan Huang, Qingyun Wu, Dezhi Kong, Ye Wang, Yanfang
Zhu, Yanxia Wang, Yun‐Xiao Wang, Hua‐Kun Liu, Shi‐Xue Dou, Lay Kee Ang, and Hui Ying Yang*, “Super‐Kinetically Pseudocapacitive MnCo2S4 Nanourchins toward High‐Rate and Highly Stable Sodium‐Ion Storage”, Advanced Functional Materials, 1909702 (2020)
25. Liemao Cao, Y. S. Ang, Qingyun Wu, and L. K. Ang*, “Electronic Properties and Spintronic Applications of Carbon Phosphide Nanoribbon”, Phys. Rev. B 101, 035422 (Jan 2020) IRG and T2
26. Wei Huang, Lay-Kee Ang, and Elica Kyoseva, “Shortcut to adiabatic light transfer in
waveguide couplers with a sign flip in the phase mismatch”, J Phys. D: Applied Physics 53, 035104 (Jan 2020)
27. Xin Zhang, Yee Sin Ang, Jian-Ying Du, Jincan Chen,* and Lay Kee Ang*,
“Graphene-based thermionic-thermoradiative solar cells: Concept, efficiency limit, and optimum design”, Journal of Cleaner Production 242, 118444 (2020) IRG
2019 (25 papers) 28. Tianning Zhang, K. J. A. Ooi, Wenchao Chen, Y. S. Ang* and L. K. Ang*, “Optical
Kerr Effect and Third Harmonic Generation in Topological Dirac/Weyl Semimetal”, Optics Express 27, 38270 (December 2019) IRG
17
29. Liemao Cao, Y. S. Ang, Qingyun Wu, and L. K. Ang*, “Janus PtSSe and graphene heterostructure with tunable Schottky barrier”, Appl. Phys. Lett. 115, 241601 (December 2019) T2
30. Shuang Fan, Shaozhuan Huang, Mei Er Pam, Song Chen, Qingyun Wu, Junping Hu,
Ye Wang, Lay Kee Ang, Congcong Yan, Yumeng Shi, and Hui Ying Yang, “Design Multifunctional Catalytic Interface: Toward Regulation of Polysulfide and Li2S Redox Conversion in Li–S Batteries”, Small 1906132 (2019)
31. Dechao Geng, Junping Hu, Wei Fu, Lay Kee Ang, Hui Ying Yang*, “Graphene-
induced in-situ growth of monolayer and bilayer 2D SiC crystals toward high-temperature electronics”. ACS Appl. Mater. Interfaces 11, 39109 (2019)
32. Xin Zhang; Jianying Du, Yee Sin Ang, Jincan Che, Lay Kee Ang*, “Hybrid direct
carbon fuel cell-thermoradiative systems for high-efficiency waste-heat recovery”, Energy Conversion and Management 198, 111842 (2019).
33. Dechao Geng, Jichen Dong, Lay Kee Ang, Feng Ding*, and Hui Ying Yang*, “In-situ epitaxial engineering of graphene and h-BN lateral heterostructure with a tunable morphology comprising h-BN domains” NPG Asia Materials 11:56 (2019)
34. Mei Er Pam, Junping Hu, Yee Sin Ang, Shaozhuan Huang, Dezhi Kong, Yumeng
Shi, Xiaoxu Zhao, Dechao Geng, Stephen J Pennycook, Lay Kee Ang, Hui Ying Yang*, “High-Concentration Niobium-Substituted WS2 Basal Domains with Reconfigured Electronics Band Structure for Hydrogen Evolution Reaction”, ACS Appl. Mater. Interfaces 11, 34862 (2019)
35. Y. S. Ang*, and L. K. Ang, “Theory of Thermionic Carrier Injection in
Graphene/Organic Schottky Interface”, Front. Mater. 6:204 (2019) 36. Qingyun Wu*, Y. S. Ang, Liemao Cao, and L. K. Ang*, “Design of metal contacts
for monolayer Fe3GeTe2 based devices”, Appl. Phys. Lett. 115, 083105 (2019) –
37. Yi Xu, L. Wu, L. K. Ang*, “Surface exciton polaritons: a promising mechanism for refractive index sensing”, Phys Rev. Applied 12, 024029 (2019).
38. Y. S. Ang*, Xueyi Chen, Chuan Tan and L. K. Ang*, “Generalized high-energy thermionic electron injection at graphene interface”, Phys. Rev. Applied 12, 014057 (2019). Media reporting:
https://www.materialstoday.com/electronic-properties/news/understanding-
thermionic-emission-in-graphene/ https://www.semiconductor-digest.com/2019/10/07/sutd-physicists-unlock-the-
mystery-of-thermionic-emission-in-graphene/ https://www.eurekalert.org/pub_releases/2019-10/suot-spu100719.php
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https://phys.org/news/2019-10-physicists-mystery-thermionic-emissions-graphene.html
39. Lim, YV; Huang, SZ; Hu, JP; Kong, DZ; Wang, Y; Xu, TT; Ang, LK; Yang, HY,
“Explicating the Sodium Storage Kinetics and Redox Mechanism of Highly Pseudocapacitive Binary Transition Metal Sulfide via Operando Techniques and Ab Initio Evaluation”, Small Methods 3 1900112, (2019).
40. Xin Zhang, Yee Sin Ang, Jin Can Chen,* and Lay Kee Ang*, “Design of InSb thermoradiative system for harvesting low-grade waste heat”, Optics Lett. 44, 3354 (2019).
41. Yew Von Lim, Shaozhuan Huang, Qingyun Wu, Yingmeng Zhang, Dezhi Kong, Ye
Wang, Tingting Xu, Yumeng Shi, Qi Ge, Lay Kee Ang, Hui Ying Yang*, “Rhenium Disulfide Nanosheets/Carbon Composite as a Novel Anode Material for High-Rate and Long Lifespan Sodium-ion Batteries”, Nano Energy 61, 626 (2019).
42. Tang, Ge; Pam, Mei; Zhang, Hui; Shu, Zhiwen; Feng, Peng; Wei, Biao; Ang, L. K. Yang, Huiying*; Li, Mo, “Fast neutron irradiation induced effects on monolayer MoS2", Applied Physics Express, 12, 056001 (2019).
43. Xin Zhang, Yee Sin Ang, Zhuolin Yea, Shanhe Sua, Jincan Chena*, and Lay Kee Ang*, “Three-terminal heterojunction bipolar transistor solar cells with non-ideal effects: Efficiency limit and parametric optimum selection”, Energy Conversion and Management 188, 112 (2019).
44. Review paper: Yi Xu*, Ping Bai, Xiaodong Zhou, Yuriy Akimov, Ching Eng Png,
Cheng-Wei Qiu, Lay-Kee Ang*, Wolfgang Knoll*, and Lin Wu*, “Optical refractive index sensors with plasmonic and photonic structures: promising and inconvenient truth", Advanced Optical Materials 18010433 (Volume 7 Issue 9, 3 May 2019). Media report by https://www.eurekalert.org/pub_releases/2019-05/suot-rdn051619.php https://www.asianscientist.com/2019/06/in-the-lab/3d-technology-map-optical-
sensors-plasmonics-photonics/ https://phys.org/news/2019-05-framework-tracking-optical-sensors.html https://scienmag.com/researchers-develop-novel-framework-for-tracking-
developments-in-optical-sensors/ https://www.sciencedaily.com/releases/2019/05/190517115124.htm https://www.sutd.edu.sg/Research/Research-News/2019/5/novel-framework-for-
tracking-developments-in-optic https://www.materialsviewschina.com/2019/05/36704/
45. Mei Er Pam, Zibo Li, Yee Sin Ang, Yumeng Shi*, Dechao Geng, Shaozhuan Huang,
Xiaoxu Zhao, Stephen J. Pennycook, Huizhen Yao, Xue Gong, Lay Kee Ang, and
19
Hui Ying Yang*, “Thermal-Assisted Vertical Electron Injections in Few-Layer Pyramidal-Structured MoS2 Crystals”, J. Phys. Chem. Lett. 10, 1292 (2019).
46. Mei Er Pam, Yumeng Shi, Junping Hu, Xiaoxu Zhao, Jiadong Dan, Xue Gong,
Shaozhuan Huang, Dechao Geng, Stephen Pennycook, Lay Kee Ang, Hui Ying Yang, “Effects of precursor pre-treatment on the vapor deposition of WS2 monolayers”, Nanoscale Advances 1, 953 (2019)
47. INVITED: Kelvin J. A. Ooi1, Y. S. Ang, Q. Zhai, Dawn T. H. Tan, L. K. Ang, and C. K. Ong “Nonlinear Plasmonics of Three-Dimensional Dirac Semimetals”, APL Photonics 4, 034402 (2019).
48. Yi Xu, L. Wu and L. K. Ang, “MoS2-based Highly Sensitive Near-Infrared Surface
Plasmon Resonance Refractive Index Sensor”, IEEE JQST-QE 25, 4600307 (March 2019)
49. Yi Xu, C. Y. Hsieh, L. Wu and L. K. Ang, “Two-dimensional transition metal dichalcogenides mediated long range surface plasmon resonance biosensors”, J Phys D: Applied Physics 52, 065101 (Feb 2019)
50. Yi Xu, Y. S. Ang, L. Wu, and L. K. Ang, “High Sensitivity Surface Plasmon
Resonance Sensor Based on Two-Dimensional MXene and Transition Metal Dichalcogenide: A Theoretical Study”, MDPI Nanomaterials 9, 165 (2019)
51. Dechao Geng, Xiaoxu Zhao, Ke Zhou, Wei Fu, Zhiping Xu, Stephen J. Pennycook
Lay Kee Ang, and Hui Ying Yang, “From Self‐Assembly Hierarchical h‐BN Patterns to Centimeter‐Scale Uniform Monolayer h‐BN Film”, Advanced Materials Interfaces 6, 1801493 (2019).
52. Pengfei Qin, Er-Ping Li, Yihao Yang, Hanzhi Ma, Bin Zheng, Fei Gao, Zuojia Wang,
Lian Shen, Ran Hao, Lay Kee Ang, and Hongsheng Chen, “Spoof Surface Plasmonic Graphene for Controlling the Transports and Emissions of Electromagnetic Waves”, IEEE Transactions on Microwave Theory and Techniques 67 (1), 50-55 (Jan 2019)
2018 (9 papers) 53. Yew Von Lim, Shaozhuan Huang, Yingmeng Zhang, Dezhi Kong, Ye Wang, Lu
Guo, Jun Zhang, Yumeng Shi, Tu Pei Chen, Lay Kee Ang, and Hui Ying Yang, “Bifunctional Porous Iron Phosphide/Carbon Nanostructure Enabled High-Performance Sodium-Ion Battery and Hydrogen Evolution Reaction”, Energy Storage Materials 15, 98-107 (Nov 2018)
54. EDITOR PICK: M. Zubair, Y. S. Ang, K. J. A. Ooi and L. K. Ang, “Fractional Fresnel coefficients for optical absorption in femtosecond laser-induced rough metal surfaces”, J Appl Phys 124, 163101 (10/2018)
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55. M. Zubair, Y. S. Ang, and L. K. Ang, “Thickness dependence of space-charge-
limited current in spatially disordered organic semiconductors”, IEEE Transaction on Electron Device 65, 3421 (Aug 2018)
56. EDITOR SUGGESTION: Y. S. Ang, H. Y. Yang, and L. K. Ang, “Universal scaling
in nanoscale lateral Schottky heterostructures”, Phys. Rev. Lett. 121, 056802 (Aug 2018) Media report in https://physics.aps.org/synopsis-for/10.1103/PhysRevLett.121.056802 https://electroiq.com/2018/09/sutd-researchers-resolve-a-major-mystery-in-2d-material-electronics/ https://phys.org/news/2018-09-major-mystery-d-material-electronics.html https://www.eurekalert.org/pub_releases/2018-09/suot-srr091018.php https://scienmag.com/sutd-researchers-resolve-a-major-mystery-in-2d-material-
electronics https://www.sciencedaily.com/releases/2018/09/180910100941.htm https://www.nanowerk.com/nanotechnology-news2/newsid=51041.php
57. Yingmeng Zhang, Yew Von Lim, Shaozhuan Huang, Mei Er Pam, Ye Wang, Lay
Kee Ang, Yumeng Shi, Hui Ying Yang, “Tailoring NiO Nanostructured Arrays by Sulfate Anions for Sodium‐Ion Batteries”, Small 14, 1800898 (July 2018)
58. A. D. Bartolomeo, A. Grillo, F. Urban, L. Lemmo, F. Giubileo. F. Luongo, G. Amato,
L. Croin, L. Sun, S. J. Liang, and L. K. Ang, “Asymmetric Schottky Contacts in Bilayer MoS2 Field effect Transistors”, Advanced Functional Materials 1800657 (July 2018).
59. M. Zubair, Y. S. Ang, and L. K. Ang, “Fractional Fowler-Nordheim Law for Field Emission from Rough Surface with Nonparabolic Energy Dispersion”, IEEE Transaction on Electron Device 65, 2089 (June 2018)
60. W. Huang, S. J. Liang, E. Kyoseva and L. K. Ang, “Ultrafast electron switching
device based on graphene electron coupler”, Semiconductor science and technology, 33, 035014 (March 2018)
61. W. Huang, S. J. Liang, E. Kyoseva and L.K. Ang, “Adiabatic control of surface plasmon polaritons in a 3-layers graphene curved configuration”, Carbon 127, 187 (Feb 2018)
2017 (15 papers)
62. Yee Sin Ang, Shengyuan A. Yang, C. Zhang, Zhongshui Ma, and L. K. Ang,
“Valleytronics in merging Dirac cones: All-electric-controlled valley filter, valve, and universal reversible logic gate”, Phys Rev. B 96, 245410 (2017) IRG, T2-2014 The works had been reported in multiple online media: https://www.eurekalert.org/pub_releases/2017‐12/suot‐srd122117.php http://www.sciencenewsline.com/news/2017122116370034.html https://www.sciencedaily.com/releases/2017/12/171221101405.htm
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https://www.rdmag.com/news/2017/12/researchers‐discover‐new‐route‐towards‐reversible‐computer
http://electronics360.globalspec.com/article/10698/valleytronics‐leads‐the‐route‐to‐creating‐a‐reversible‐computer
https://www.nanowerk.com/nanotechnology‐news/newsid=48998.php https://www.brightsurf.com/news/article/122117446595/sutd‐researchers‐discover‐a‐
valleytronics‐route‐towards‐reversible‐computer.html 63. Nirakar Poudel, Shi-Jun Liang, David Choi, Bingya Hou, Lang Shen, Haotian Shi, L.
K. ANG, Li Shi, and Stephen Cronin, “Cross-plane Thermoelectric and Thermionic Transport across Au/h-BN/Graphene Heterostructures”, Scientific Report 7, 14148 (2017).
64. Kelvin J. A. Ooi, Peng Chuen Leong, L. K. Ang, and Dawn T. H. Tan, “All-optical control on a graphene-on-silicon waveguide modulator”, Scientific Report 7, 12748 (2017).
65. Kai-Chun Zhang, Xiao-Xing Chen, Chang-Jian Sheng, Kelvin J. A. Ooi, Lay Kee Ang, and Xue-Song Yuan, “Transition radiation from graphene plasmons by a bunch beam in the terahertz regime”, Optics Express 25, 20477 (21 Aug 017)
66. K. J. A. Ooi, Y. S. Ang, J. L. Cheng, L. K. Ang, and Dawn T. H. Tan, “Electronic
Scattering of graphene plasmons in terahertz nonlinear regime”, Journal of Selected Topics in Quantum Electronics, 24, 5100206 (2017) – published online 7 Oct 2016
67. INVITED: Y. S. Ang, S. J. Liang, and L. K. Ang, “Theoretical Modelling of Electron Emission from Graphene”, MRS Bulletin 42, 505 (10 July 2017). T2-2014, AOARD
68. Antonio Di Bartolomeo, Luca Genovese, Tobias Foller, Filippo Giubileo, Giuseppe
Luongo, Luca Croin, Shi-Jun Liang, L K Ang and Marika Schleberger, “Electrical transport and persistent photoconductivity in monolayer MoS2 phototransistors” Nanotechnology 28, 214002 (5/2017).
69. Y. V. Lim, Y. Wang, D. Kong, L. Guo, J. I. Wong, L. K. Ang, and H. Y. Yang,
“Cubic-shaped WS2 nanopetals on a Prussian blue derived nitrogen-doped carbon nanoporous framework for high performance sodium-ion batteries”, J of Materials Chemistry A 5, 10406 (6/2017).
70. Y. B. Zhu, K. Zheng, X. Wu and L. K. Ang,”Enhanced stability of filament-type
resistive switching by interface engineering", Scientific Report 7:43664 (5/2017). 71. Y. S. Ang, M. Zubair, and L. K. Ang, “Relativistic space charge limited current for
massive Dirac fermions”, Phys. Rev. B 95, 165409 (2017). T2-2014, AOARD2014 72. Linfeng Sun, Wei Sun Leong, Shize Yang, Matthew F. Chisholm, Shi-Jun Liang, L.
K. Ang, Yongjian Tang, Yunewei Mao, Jing Kong and Hui Ying Yang, “Concurrent
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Synthesis of high-Performance Monolayer Transition Metal Disulfides”, Advanced Functional Materials, 1605896 (4/2017).
73. Shi-Jun Liang, Bo Liu, Wei Hu, Kun Zhou and L. K. Ang, “Thermionic Energy
Conversion Based on Graphene van der Waals Heterostructures”, Scientific Report 7:46211 (4/2017).
74. REVIEW: P. Zhang, A. Valfells, L. K. Ang, J. W. Luginsland, and Y. Y. Lau, “100 years of the physics of the diode”, Applied Physics Reviews 4, 011304 (3/2017). AOARD 2014 (Listed as highly cited paper in APR 2017)
75. K. J. A. Ooi, D. K. T. Ng, T. Wang, A. K. L. Chee, S. K. Ng, Q. Wang, L. K. Ang,
A. M. Agarwal, L. C. Kimerling and D. T. H. Tan, “Pushing the limits of CMOS optical parametric amplifiers with USRN:Si7N3 above the two-photon absorption edge”, Nature Comm 8 13878 (1/2017).
76. Zefeng Chen, Xinming Li, Jiaqi Wang, Li Tao, Mingzhu Long, Shi-Jun Liang, Lay
Kee Ang, Chester Shu, Hon Ki Tsang, and Jian-Bin Xu, “Synergistic Effects of Plasmonics and Electrons Trapping in Graphene Short-Wave Infrared Photodetectors with Ultrahigh Responsivity”, ACS Nano 11, 430 (1/2017). (Listed as highly cited paper in March 2017 Web of Science)
2016 (9 papers) 77. S. J. Liang, W. Hu, A. Di Bartolomeo, S. Adam and L. K. Ang, “A modified Shottky
model for graphene-semiconductor (3D/2D) contact: A combined theoretical and experimental study”, paper #118240, Session 14: Modeling and Simulation 2D Materials and Organic Electronics, 2016 IEEE International Electron Device Meeting (IEDM), San Francisco, CA USA 5 to 7 December (2016).
78. Yew Von Lim, Zhi Xiang Huang, Ye Wang, Fei Hu Du, Jun Zhang, Tu Pei Chen,
L. K. Ang and Hui Ying Yang, “WS2–3D graphene nano-architecture networks for high performance anode materials of lithium ion batteries”, RSC Advances 6, 107768 (2016).
79. Y. Xu and L. K. Ang, “Guided Modes in a Double-Well Asymmetric Potential of a Graphene Waveguide”, Electronics 5, 87 (2016).
80. Fucai Liu, Chao Zhu, Lu You, Shi-Jun Liang, Shoujun Zheng, Jiadong Zhou, Qundong Fu, Yongmin He, Qingsheng Zeng, Hong Jin Fan, L. K. Ang, Junling Wang, Zheng Liu, “2D Black Phosphorus/SrTiO3-Based Programmable Photo-conductive Switch”, Advanced Materials 28, 7768 (2016).
81. Y. S. Ang, and L. K. Ang, “Current-temperature scaling for a Schottky interface with
non-parabolic energy Dispersion”, Phys. Rev. Applied 6, 034013 (2016).
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82. Editor Pick: Kelvin J. A. Ooi, J. L. Cheng, J. E. Sipe, L. K. Ang, and Dawn T. H.
Tan, “Ultrafast, broadband, and configurable midinfrared all-optical switching in nonlinear graphene plasmonic waveguides”, APL Photonics 1, 046101 (2016).
83. M. Zubair and L. K. Ang, “Fractional-dimensional Child-Langmuir law for a rough
cathode”, Phys. Plasmas 23, 072118 (2016).
84. M. M. Tang, D. M. Zhao, Y. B. Zhu, and L. K. Ang, “Electromagnetic sinc Schell-model pulses in dispersive media”, Phys. Lett. A 380, 794-797 (2016).
85. Y. S. Ang, L. K. Ang, C. Zhang, and Zhongshui Ma, “Nonlocal transistor based on
pure crossed Andreev reflection in a EuO-graphene/superconductor hybrid structure”, Phys. Rev. B 93, 041422(R) (2016).
2015 (10 papers) 86. Y. L. Liu, P. Zhang, S. H. Chen, and L. K. Ang, “Maximal charge injection of a
uniform separated electron pulse train in drift space”, Phys. Rev. Special Topics- Accelerators and Beams 18, 123402 (2015).
87. Y. L. Liu, P. Zhang, S. H. Chen, and L. K. Ang, “Maximal charge injection of consecutive electron pulses with uniform temporal pulse separation”, Phys. Plasmas 22, 084504 (2015).
88. Kelvin J. A. Ooi, H. S. Chu, C. Y. Hsieh, Dawn T. H. Tan, and L. K. Ang, “Inelastic electron tunnelling excitation of graphene plasmons”, Phys. Rev. Appl. 3, 054001 (2015).
89. Y. B. Zhu, and L. K. Ang, "Space charge limited current emission from a sharp tip",
Physics Plasmas 22, 052106 (2015). 90. INVITED (ICOPS2014): Kelvin J. A. Ooi, W. S. Koh, H. S. Chu, D. Tan, and L. K.
Ang, “Efficiencies of Aloof-Scattered Electron Beam Excitation of Metal and Graphene Plasmons”, IEEE Trans Plasmas Sci, 43, 951 (2015).
91. G. F. R. Chen, T. Wang, K. J. A. Ooi, A. K. L. Chee, L. K. Ang, and D. T. H. Tan,
“Wavelength selective mode division multiplexing on a silicon chip”, Optics Express 23, 8095 (2015).
92. Y. B. Zhu, and L. K. Ang, “Non-uniform space charge limited current injection into
solid”, Scientific Report 5, 9173 (2015). 93. Feature paper: Y. Xu, and L. K. Ang, “Guided modes in a triple-well graphene
waveguide: Analogy of five-layer optical waveguide”, J of Optics, 17, 035005 (2015).
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94. P. Zhang, L. K. Ang, and A. Gover, “Enhancement of coherent Smith-Purcell
radiation at terahertz frequency by optimized grating, prebunched beams, and open cavity”, Phys. Rev. Special Topics - Accelerators and Beams 18, 020702 (2015).
95. Shijun Liang, and L. K. Ang, “Electron Thermionic Emission from Graphene and
thermionic energy convertor”, Phys. Rev. Applied 3, 014002 (2015). It was highlighted in the following websites:
http://www.nanowerk.com/spotlight/spotid=39283.php
http://www.greencarcongress.com/2015/03/20150309‐sutd.html
http://www.xincailiao.com/html/weizixun/xianjinjiegoucailiao/2015/0311/2699.html
2014 (6 papers) 96. Kelvin J. A. Ooi, L. K. Ang and Dawn T. H. Tan, “Waveguide Engineering of
Graphene’s Nonlinearity”, Appl. Phys. Lett. 105, 111110 (Sept 2014). 97. INVITED (IVEC2013): Shijun Liang, and L. K. Ang, “Chiral Tunneling-assisted
Over-barrier Electron Emission from Graphene”, IEEE Trans. Electron Device 61, 1764 (June 2014).
98. Y. L. Liu, S. H. Chen, W. S. Koh and L. K. Ang, ”Two-Dimensional Relativistic
Space Charge Limited Current Flow in the Drift Space” Physics of Plasmas, 21 043101 (April 2014).
99. Kelvin J. A. Ooi, Hong Son Chu, Ping Bai, and Lay Kee Ang, “Electrooptical
Graphene Plasmonic Logic Gates”, Optics Lett. 30, 1629-1632 (March 2014). 100. Y. J. Liu, and L. K. Ang, “Space charge effect of the time-dependent ultrafast
laser excited electron emission from a metal surface”, J. Phys. D: Appl. Phys. 47, 122502 (March 2014).
101. Fuxing Gu, Heping Zeng, Yingbin Zhu, Qing Yang, L. K. Ang, Songlin Zhuang,
“Single-Crystal Pd and its Alloy Nanowires for Plasmon Propagation and Highly Sensitive Hydrogen Detection” Advanced optical materials 2, 189-196 (Feb 2014).
2013 (9 papers) 102. K. J. A. Ooi, H. S. Chu, P. Bai, and L. K. Ang, “Active graphene nanoribbon
plasmonic waveguide devices”, J. Opt. Soc. Am. B 30, 3111 (2013).
103. M. Pant, and L. K. Ang, “Time-dependent quantum tunneling and non-equilibrium heating model for the generalized Einstein photoelectric effect”, Phys. Rev. B 88, 195434 (2013).
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104. Y. J. Liu, and L. K. Ang, “Motion-induced radiation from electrons moving in Maxwell’s fish-eye”, Sci. Rep. 3, 3065 (2013).
105. Shijun Liang, S. Sun, and L. K. Ang, “Over-barrier side band electron emission
from graphene with time-oscillating potential”, Carbon 61, 294-298 (2013). 106. Y. B. Zhu, P. Zhang, A. Valfells, L. K. Ang, and Y. Y. Lau, “Novel scaling laws
for the Langmuir-Blodgett solutions in cylindrical and spherical diodes”, Phys. Rev. Lett. 110, 265007 (2013).
107. J. T. Mendonca, R. M. O. Galvao, A. Serbeto, S. J. Liang and L. K. Ang, “Inverse
bremsstrahlung in relativistic quantum plasmas”, Phys. Rev. E. 87, 063112 (2013). 108. INVITED (APS-DPP12): L. K. Ang, and M. Pant, “Generalized model for
ultrafast laser induced electron emission from a metal tip”, Physics of Plasmas 20, 056705 (2013).
109. S. Sun, and L. K. Ang, “Analysis of nonuniform field emission from a sharp tip
emitter: effective enhancement factor and emission area”, J Appl. Phys. 113, 144902 (2013).
110. K. J. A. Ooi, P. Bai, H. S. Chu, and L. K. Ang, “Ultracompact Vanadium dioxide
dual-mode plasmonic waveguide electroabsorption modulator”, Nanophotonics, 2, 13-19 (2013).
2012 (6 papers) 111. L. K. Ang, “Reply”, Phys. Rev. Lett.109, 219802 (2012).
112. S. Sun, and L. K. Ang, “Analysis of field-emission from a diamond-metal-
vacuum triple junction”, J Appl. Phys. 112, 066102 (2012). 113. M. Pant, and L. K. Ang, “Ultrafast laser induced electron emission from
multiphoton to optical tunneling”, Phys. Rev. B 86, 045423 (2012). 114. K. J. A. Ooi, P. Bai, M. X. Gu, and L. K. Ang, “Plasmonic coupled-cavity system
for enhancement of surface plasmon localization in plasmonic detectors”, Nanotechnology 23, 275201 (2012).
115. S. Sun, and L. K. Ang, “Shot noise of low energy electron field emission due to
Klein tunneling”, J Appl. Phys. 112, 016104 (2012). 116. S. Sun, and L. K. Ang, “Onset of space charge limited current for field emission
from a single sharp tip ”, Phys. Plasmas 19, 033107 (2012). 2011 (5 papers)
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117. Y. B. Zhu and L. K. Ang, “Analytical re-derivation of space charge limited
current in solids using capacitor model”, J Appl. Phys. 110, 094514 (2011).
118. K. J. A. Ooi, P. Bai, M. X. Gu, and L. K. Ang, “Design of a monopole-antenna-based resonant nanocavity for detection of optical power from hybrid plasmoinc waveguides”, Optics Express, 19, 17075 (2011).
119. S. Sun, L. K. Ang, D. Shiffler, and J. W. Luginsland, “Klein tunneling model of
low energy field emission from single layer graphene sheet”, Appl. Phys. Lett. 99, 013112 (2011).
120. S. H. Chen, L. C. Tai, Y. L. Liu, L. K. Ang, and W. S. Koh, “Two-Dimensional
Electromagnetic Child-Langmuir Law of a Short-Pulse Electron Flow”, Phys. Plasmas 18, 023105 (2011).
121. Y. B. Zhu and L. K. Ang, “Child-Langmuir law in the Coulomb Blockade
regime”, Appl. Phys. Lett. 98, 051502 (2011). 2010 (3 papers) 122. M. Pant and L. K. Ang, “Shape dependence of the intrinsic quantum shot noise
suppression of electron field emission”, J. Appl. Phys. 107, 106103 (2010). 123. W. Chandra, and L. K. Ang, “Space charge limited current in a gap combined of
free space and solid”, Appl. Phys Lett. 96, 183501 (2010). 124. W. Chandra, L. K. Ang, and X. Zhou, “Shot noise reduction of space charge
limited electron injecton through a Schottky contact for a GaN dode”, Phys. Rev. B 81, 125321 (2010).
2009 (2 papers) 125. G. J. Zhu, X. Zhou, T. S. Lee, L. K. Ang, G. H. See, S. H. Lin, Y. K. Chin, and
K. L. Pey, “A compact model for undoped silicon-nanowire MOSFETS with Schottky-barrier source drain”, IEEE Trans. Electron Devices 56, 1100 (2009).
126. W. Chandra, L. K. Ang, and W. S. Koh, “Two-dimensional model of space charge limited electron injection into a diode with Schottky contact”, J. Phys. D: Appl. Phys. 42, 055504 (2009).
2008 (7 papers) 127. L. Wu, and L. K. Ang, “Non-equilibrium model of ultrafast laser induced
electron photo-field emission from a dc-based metallic surface”, Physical Review B 78, 224112 (2008).
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128. H. S. Sim, S. P. Lau, L. K. Ang, M. Tanemura, and K. Yamaguchi, “Multi-
purpose ionization gas sensing devices using carbon nanofibers on plastic substrates”, Diamond and Related Materials 17, 1959-1962 (2008).
129. L. Wu, and L. K. Ang, “Low temperature refrigeration by using thermal-field
electron emission in a coaxial cylindrical diode”, J. Appl. Phys. 104 084506 (2008). 130. H. S. Sim, S. P. Lau, L. K. Ang, “Field emission from a single carbon nanofiber
in a sub-100 nm gap”, Appl. Phys. Lett. 93 023131 (2008). 131. W. S. Koh, and L. K. Ang, “Quantum model of space-charge-limited field
emission in a nanogap”, Nanotechnology 19, 235402 (2008). 132. P. Zhang, W. S. Koh, L. K. Ang, and S. H. Chen, “Short-pulse space charge
limited flows in a drift space”, Phys. Plasmas, 15, 063105 (2008).
133. W. Lin, L. K. Ang, and W. S. Koh, “Theory of shot noise in high current space charge limited field emission”, Phys. Rev. B 77, 115351 (2008).
2007 (6 papers) 134. L. K. Ang, and P. Zhang, “Ultrashort pulse Child-Langmuir law in quantum and
relativistic regimes”, Phys. Rev. Lett. 98, 164802 (2007). (Listed as “one of highly cited paper in physics in the past 10 years” by 2009 ISI Web of Science)
135. W. Chandra, L. K. Ang, K. L. Pey and C. M. Ng, “Two dimensional analytical
Mott-Gurney law for a trap-filled solid”, Appl. Phys. Lett. 90, 153505, (2007).
136. W. S. Koh, and L. K. Ang, “Two-dimensional space charge limited flows in a crossed-field gap”, Appl. Phys. Lett. 90, 141503 (2007).
137. H. S. Sim, S. P. Lau, H. Y. Yang, L. K. Ang, M. Tanemura, and K. Yamaguchi,
“Reliable and flexible carbon nanofibers based all plastic field emission devices”, Appl. Phys. Lett. 90, 143103 (2007).
138. J. H. Wu, A. Q. Liu, L. K. Ang, T. H. Cheng, K. Xu , J. Wu, J. T. Lin, “Complex
photonic band diagrams for finite-size photonic crystals with arbitrary defects”, J. Appl. Phys. 101, 053101 (2007).
139. W. Lin, and L. K. Ang, “Multipactor discharge in a dielectric loaded accelerating
structure”, Phys. Plasmas 14, 013105 (2007). 2006 (5 papers)
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140. W. S. Koh, and L. K. Ang, “Transition from field emission to space charge limited emission in a nanogap", Appl. Phys. Lett. 89, 183107 (2006).
141. J. H. Wu, A. Q. Liu and L. K. Ang, “Bandgap Optimization of Finite Photonic Structures Using Apodization Method”, J. Appl. Phys. 100, 084309 (2006).
142. W. Lin, and L. K. Ang, “Low temperature refrigeration by electron emission in a
crossed-field gap,” Appl. Phys. Lett. 89, 133503 (2006). 143. W. S. Koh, L. K. Ang and T. J. T. Kwan, “Multi-dimensional short-pulse space-
charge limited flow ", Phys. Plasmas 13, 063102 (2006). 144. INVITED (APS-DPP05): L. K. Ang, W. S. Koh, Y. Y. Lau and T. J. T. Kwan,
“Space-charge limited flows in the quantum regime", Phys. Plasmas 13, 056701 (2006).
2005 (3 papers) 145. W. S. Koh, L. K. Ang, S.P. Lau and T. J. T. Kwan, “Space-charge-limited bipolar
flow in a nanogap”, Appl. Phys. Lett. 87, 193112 (2005). 146. J. H. Wu, L. K. Ang, A. Q. Liu, H. G. Teo, and C. Lu, "Tunable high-Q photonic-
bandgap Fabry-Perot resonantor", J. Opt. Soc. Am. B 22, 1770 (2005). 147. W. S. Koh, L. K. Ang, and T. J. T. Kwan, "Three-dimensional Child-Langmuir
law for uniform hot electron emission", Phys. Plasmas 12, 053107 (2005). 2004 (3 papers) 148. W. S. Koh, and L. K. Ang, "Simulation of high current field emission from
vertically aligned metallic carbon nanotubes", International Journal of Nanoscience 3, 677-684 (2005).
149. SELECTED (IEEE-ICOPS04): L. K. Ang, Y. Y. Lau and T. J. T. Kwan, "Simple derivation of quantum scaling in Child-Langmuir Law", IEEE Trans. Plasma Sci. 32, 410 (2004).
150. H.S. Djie, T. Mei, J. Arokiaraj, C. Sookdhis, S. F. Yu, L. K. Ang, and X. H.
Tang, "Experimental and Theoretical Analysis of Argon Plasma Enhanced Quantum Well Intermixing ", IEEE J. Quantum Electron 40, 166 (2004).
2003 (2 papers) 151. L. K. Ang, T. J. T. Kwan, and Y. Y. Lau, "New scaling of Child-Langmuir law in
the quantum regime", Phys. Rev. Lett. 91, 208303 (2003).
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152. H. S. Djie, J. Arokiaraj, T. Mei, X. H. Tang, L. K. Ang, and D. Leong, "Large blue-shift in InGaAs/InGaAsP laser structure using inductively coupled Argon plasma-enhanced quantum well intermixing", J. Vac. Sci. Technol B 21, L1 (2003).
2001 (1 paper) 153. L. K. Ang, T. J. T. Kwan, and Y. Y. Lau, "Limiting current in a crossed-field
nanogap", Phys. Rev. E 64, 017501 (2001).
2000 (1 paper) 154. A. Valfells, L. K. Ang, Y. Y. Lau, and R. M. Gilgenbach, "Effects of an external
magnetic field, and of oblique radio-frequency electric fields on multipactor discharge on a dielectric", Phys. Plasmas 7, 750 (2000).
1999 (3 papers) 155. S. D. Kovaleski, R. M. Gilgenbach, L. K. Ang, and Y. Y. Lau, "Electron beam
ablation of materials", J. Appl. Phys. 86, 7129 (1999).
156. L. K. Ang, Y. Y. Lau, and R. M. Gilgenbach, "Resonant absorption of a short-pulse laser in a doped dielectric", Appl. Phys. Lett. 74, 2912 (1999).
157. INVITED (IEEE-ICOPS98): R. M. Gilgenbach, S. D. Kovaleski, J. S. Lash, L. K. Ang, and Y. Y. Lau, "Science and applications of energy beam ablation", IEEE Trans. Plasma Sci. 27, 150 (1999).
1998 (5 papers) 158. L. K. Ang, and Y. Y. Lau, "Absolute instability in a traveling wave tube model",
Phys. Plasmas 5, 4408 (1998). 159. S. D. Kovaleski, R. M. Gilgenbach, L. K. Ang, and Y.Y. Lau, "Dynamics and
electron beam ablation of silicon dioxide measured by dye laser resonance absorption photography", Appl. Phys. Lett. 73, 2576 (1998).
160. L. K. Ang, Y. Y. Lau, R. A. Kishek, and R. M. Gilgenbach, "Power deposited on
a dielectric by multipactor", IEEE Trans. Plasma Sci. 26, 290 (1998). 161. INVITED (APS-DPP97): R. A. Kishek, Y. Y. Lau, L. K. Ang, A. Valfells, and R.
M. Gilgenbach, "Multipactor discharge on metals and dielectrics: historical review and recent theories", Phys. Plasmas 5, 2120 (1998).
162. S. D. Kovaleski, R. M. Gilgenbach, L. K. Ang, Y. Y. Lau, and J. S. Lash,
"Electron beam ablation versus laser ablation: plasma plume diagnostic studies", Appl. Surface Sci., vol. 129, 947-952 (1998).
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163. L. K. Ang, Y. Y. Lau, R. M. Gilgenbach, H. L. Spindler, J. S. Lash, and S. D.
Kovaleski, "Surface instability of multipulse laser ablation on a metallic target", J. Appl. Phys. 83, 4466 (1998).
1997 (1 paper) 164. L. K. Ang, Y. Y. Lau, R. M. Gilgenbach, and H. L. Spindler, "Analysis of laser
absorption on a rough metal surface", Appl. Phys. Lett. 70, 696 (1997).