quantum science and technology -...
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Eric Holland and Anna G
Strategic Planning Workshop
10 January 2020
Quantum Science and Technology
• Adapt and Utilize Quantum Sensors to enable new physics
experiments and searches.
• Leverage and Advance Superconducting Quantum Systems
technologies for transformative breakthroughs in quantum sensing
and quantum simulation/computation
• Identify and Implement Quantum Algorithms on existing quantum
computers for promising HEP applications.
• Demonstrate and Explore Quantum Simulations to better
understand the quantum nature of our universe.
• Develop and Deploy Quantum Networks for long range quantum
communications. (PROPOSED)
Quantum Science and Technology Goals
1/10/2020 Quantum Science and Technology Strategic Planning 20202
Adapt and Utilize Quantum Sensors
1/10/2020 Quantum Science and Technology Strategic Planning 20203
Funded by
DOE QuantISED
Fermilab LDRD
Objective: Optimize design of qubit-based photon sensors for
HEP applications.
Leverage and Advance Superconducting Quantum Systems
1/10/2020 Quantum Science and Technology Strategic Planning 20204
Objective: Explore the potential of cavity QED systems as a
quantum sensor for dark photon searches:
First three runs completed successfully - publication soon
Record high photon lifetimes achieved with SRF quantum systems
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A. Romanenko, R. Pilipenko, S. Zorzetti, D. Frolov, M. Awida, S. Posen, A. Grassellino, arXiv:1810.03703
Accelerator cavities adopted for quantum regime
QIS state-of-the-art: 7 ms
2 s, 300x improvement
Integration with transmonqubits (UW Madison provides)measurements underway
1/9/2020 Grassellino - Quantum Sensing @ Fermilab
A. Romanenko, S. Posen, and A. Grassellino, “Methods and system for treatment of SRF cavities to minimize TLS losses,” US patent pending, Serial No.: 62/742,328.
6
• Demonstrated high coherence 3D SRF quantum systems based on world-leading SRF expertise
• Routine large scale integration of high Q systems (modern accelerators)
• Premier HEP core strengths: theory, computational science, data acquisition
• Full in-house core support: microwave engineering, cryogenics, mechanical engineering, multichannel electronics etc
• Superconducting qubit fabrication/expertise
• Quantum measurements
• Quantum limited amplifiers• Qubit fabrication expertise
• FNAL-NU Center for Applied Physics and Superconducting Technologies (CAPST)
• World class theoretical expertise in superconductivity and quantum systems
Current SRF Quantum Collaboration
1/9/2020 Grassellino - Quantum Sensing @ Fermilab
A. Romanenko E. Holland R. McDermott
D. Pappas
J. Sauls
• Best and custom transmon qubits to couple to SRF cavities
• Quantum measurements expertise• Material science to improve
transmon qubit coherence
M. Rigor
Identify and Implement Quantum Algorithms
1/10/2020 Quantum Science and Technology Strategic Planning 20207
Objective: characterize performance of Boson implementation no current QC hardware
• Quantum-classical hybrid algorithm
– quantum: efficient measurement of trial-state energy
– classical: gradient-based algorithm to update trial state
• Trial state parameterized by a quantum circuit
• Implementation on Rabi-model (boson coupled to spin)
Objective: Develop preliminary methods to simulate quantum
field theories on a near term quantum computer.
Demonstrate and Explore Quantum Simulations
1/10/2020 Quantum Science and Technology Strategic Planning 20208
Variational method to prepare a Gaussian wavefunction on a 6
qubit subset of a Rigetti Computing device.
Develop and Deploy Quantum Networks
1/10/2020 Quantum Science and Technology Strategic Planning 20209
QuTAG GUIPhotonSpotJPL SNSPDs
Quantum OpusAWG
SPDC
CW LASER
SHG 2 GHzFilters
Wavemeter
Objective: Commission working quantum node based on time
bin entangled photons.
Outlook for FY2020
1/10/2020 Quantum Science and Technology Strategic Planning 202010
• Quantum Sensors: MAGIS-100 to begin construction.
• Superconducting Quantum Systems: Dark Photon search
begins in earnest.
• Quantum Algorithms: First results from collaboration with
Google.
• Quantum Simulation: Co-design development of QFT
simulations with Rigetti Computing.
• Quantum Networks: Demonstration of on-site node-to-node
communication
• Strategic Partnerships: Co-development of
superconducting quantum processors and on-site hosting of
Rigetti Computing device.
3-5 Year Outlook
1/10/2020 Quantum Science and Technology Strategic Planning 202011
• Quantum Sensors: Construct and operate superconducting
qubit-based photon detectors in an axion experiment
configuration.
• Superconducting Quantum Systems: Operate a multi-qubit
SRF-3D technology quantum computer with long coherence
times.
• Quantum Algorithms: Provide US HEP researchers with
access to cloud quantum computing resources through
HEPCloud.
• Quantum Simulation: Quantum field theory simulation on
Fermilab superconducting quantum systems.
• Quantum Networks: Demonstrate repeater-less quantum
network at the metropolitan scale.
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