d. kumah, j. reiner, y. segal, a. kolpak, s. ismail-beigi, z . zhang, p. zschack,
DESCRIPTION
CRISP – National Laboratory Collaborations Advanced Photon Source & Brookhaven National Laboratory . Reciprocal Space Imaging (APS). Real Space Imaging (BNL). Data Polarized STO model. 100 10 1 0.1 0.001. - PowerPoint PPT PresentationTRANSCRIPT
Center for Research on Interface Structures and PhenomenaYale University | Southern CT State University | Brookhaven Natl Lab CRISP NSF-MRSEC
DMR-0520495
CRISP – National Laboratory CollaborationsAdvanced Photon Source & Brookhaven National Laboratory
D. Kumah, J. Reiner, Y. Segal, A. Kolpak, S. Ismail-Beigi, Z . Zhang, P. Zschack,D. Su, Y. Zhu, M. Sawicki, C. Broadbridge, F.J. Walker, C.H. Ahn
Polarization model from XRD
Real Space Imaging (BNL)
Reciprocal Space Imaging (APS)
Si
SrO
Ti
DataPolarized STO model
x-ra
y in
tens
ity
Reciprocal space units1 2 3 4 5
100
10
1
0.1
0.001
• Subatomic resolution of structure from synchrotron x-ray diffraction at APS and electron microscopy at BNL
• Atomic layer precision in synthesis
• Correlation between structure and electronic properties with understanding from first principles
• Data critical for design of ferroelectric field effect transistors