Atomic Structure, Lattice Properties and Phase Transitions
ORAL · A12 · ID: 46768
Presentations
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Polymorpism of Group-IV carbides: Structures, (meta)stability, vibrational and electronic properties
ORAL
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Presenters
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Matthew C Jankousky
- Colorado School of Mines
Authors
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Matthew C Jankousky
- Colorado School of Mines
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Emily McDonald
- Colorado School of Mines
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Vladan Stevanovic
- Colorado School of Mines
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Short-range order in binary Group IV alloys
ORAL
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Publication: 1. Cao, B., Chen, S., Jin, X., Liu, J. & Li, T. Short-Range Order in GeSn Alloy. ACS Appl. Mater. Interfaces 12, 57245–57253 (2020).
2. Jin, X., Chen, S. & Li, T. Short-range order in SiSn alloy enriched by second-nearest-neighbor repulsion. Phys Rev Mater 5, 104606 (2021).Presenters
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Xiaochen Jin
- George Washington University
- Department of Civil and Environmental Engineering, George Washington University
Authors
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Xiaochen Jin
- George Washington University
- Department of Civil and Environmental Engineering, George Washington University
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Shunda Chen
- George Washington University
- Department of Civil and Environmental Engineering, George Washington University
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Boxiao Cao
- Department of Civil and Environmental Engineering, George Washington University
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Jifeng Liu
- Thayer School of Engineering, Dartmouth College
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Tianshu Li
- George Washington University
- Department of Civil and Environmental Engineering, George Washington University
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Nuclear Magnetic Resonance investigation of ferroquadrupolar order in TmVO4
ORAL
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Presenters
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Yu-Hsuan Nian
- Department of Physics, University of California Davis, Davis, CA
Authors
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Yu-Hsuan Nian
- Department of Physics, University of California Davis, Davis, CA
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I. Vinograd
- University of California, Davis
- Department of Physics, University of California Davis, Davis, CA
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T. Greene
- Department of Physics, University of California Davis, Davis, CA
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Z. Wang
- University of California, Davis
- Department of Physics, University of California Davis, Davis, CA
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P. Massat
- STANFORD UNIVERSITY
- Geballe Laboratory for Advanced Materials and Department of Applied Physics, Stanford University, CA 94305, USA
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I. R Fisher
- Stanford Univ
- Stanford University; SLAC National Accelerator Laboratory
- Geballe Laboratory for Advanced Materials and Department of Applied Physics, Stanford University, CA 94305, USA
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N. J Curro
- University of California, Davis
- Department of Physics, University of California Davis, Davis, CA
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A Low Temperature Structural Transition in Canfieldite, Ag<sub>8</sub>SnS<sub>6</sub>, Single Crystals
ORAL
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Publication: T. J. Slade, V. Gvozdetskyi, J. M. Wilde, A. Kreyssig, E. Gati, L. Wang, Y. Mudryk, R. A. Ribeiro, V. K. Pecharsky, J. V. Zaikina, S. L. Budko, P. C. Canfield. A Low Temperature Structural Transition in Canfieldite, Ag8SnS6, Single Crystals. arXiv:2110.07508
Presenters
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Paul C Canfield
- Iowa State University
- Ames Laboratory and Department of Physics, Iowa State University
- Ames Laboratory/Iowa State University
Authors
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Tyler J Slade
- Ames Lab
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Volodymyr Gvozdetskyi
- Iowa State University
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John M Wilde
- Iowa State University
- Iowa State University/Ames Laboratory
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Andreas Kreyssig
- Ames Lab
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Elena Gati
- max planck institute
- Ames Laboratory
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Lin-Lin Wang
- Ames Lab
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Yaroslav Mudryk
- Ames Laboratory
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Raquel A Ribeiro
- Ames Laboratory
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Vitalij K Pecharsky
- Ames Laboratory
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Julia V Zaikina
- Iowa State University
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Paul C Canfield
- Iowa State University
- Ames Laboratory and Department of Physics, Iowa State University
- Ames Laboratory/Iowa State University
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Sergey L Budko
- Iowa State University
- Ames Laboratory and Department of Physics, Iowa State University
- Ames Laboratory/Iowa State University
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Optical-phonon-dominated heat transport: a first-principles thermal conductivity study of BaSnS<sub>2</sub>
ORAL
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Publication: 1. Optical-phonon-dominated heat transport: a first-principles thermal conductivity study of BaSnS2 (under review)
Presenters
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Zhi Li
- Northwestern University
Authors
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Zhi Li
- Northwestern University
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Hongyao Xie
- Northwestern University
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Shiqiang Hao
- Northwestern University
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Yi Xia
- Northwestern University
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Xianli Su
- Wuhan University of Technology
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Mercouri G Kanatzidis
- Northwestern University
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Christopher M Wolverton
- Northwestern University
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Xinfeng Tang
- Wuhan University of Technology
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Magnetic Control of Soft Chiral Phonons in PbTe
ORAL
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Publication: https://arxiv.org/abs/2107.07616
Presenters
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Andrey Baydin
- Rice University
Authors
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Andrey Baydin
- Rice University
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Felix Hernandez
- Universidade de S ̃ao Paulo
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Martin A Rodriguez-vega
- University of Texas at Austin
- Los Alamos National Laboratory
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Anderson Okazaki
- Instituto Nacional de Pesquisas Espaciais
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Fuyang Tay
- Rice Univ
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Gary T Noe
- Rice Univ
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Ikufumi Katayama
- Yokohama National University, Yokohama, Japan
- Yokohama National University
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Jun Takeda
- Yokohama National University, Yokohama, Japan
- Yokohama National University
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Hiroyuki Nojiri
- Tohoku University, Sendai, Japan
- Tohoku University
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Paulo Rappl
- Instituto Nacional de Pesquisas Espaciais
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Eduardo Abramof
- Instituto Nacional de Pesquisas Espaciais
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Gregory A Fiete
- Northeastern University
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Junichiro Kono
- Rice Univ
- Rice University
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Characterization of temperature-induced randomness in the dynamics of vibration
ORAL
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Presenters
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Amir Behbahanian
- Utah State University
Authors
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Amir Behbahanian
- Utah State University
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Nicholas Roberts
- Utah State University
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Jason larkin
- Nex Research
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Structural origins of the low-temperature orthorhombic-to-tetragonal phase transition in high-Tc cuprates.
ORAL
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Presenters
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Christopher Keegan
- Imperial College London
Authors
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Christopher Keegan
- Imperial College London
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Multiple anharmonic charge density wave analysis in monolayer Weyl Semimetal SnP.
ORAL
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Presenters
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Martin Gutierrez
- University of the Basque Country UPV/EHU
Authors
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Martin Gutierrez
- University of the Basque Country UPV/EHU
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Maia G Garcia Vergniory
- Donostia International Physics Center
- Max Planck Institute for Chemical Physics of Solids, Dresden, Germany
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Ion Errea
- University of the Basque Country UPV/EHU
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Design and development of electroluminescent white light emitting diodes using carbon dots as active emitters
ORAL
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Publication: Perikala, M., Bhardwaj, A. Excellent color rendering index single system white light emitting carbon dots for next generation lighting devices. Sci Rep 11, 11594 (2021). https://doi.org/10.1038/s41598-021-91074-w
M. Perikala and A. Bhardwaj, "Polymer Carbon Dots for Next Generation White Light Emitting Devices," 2021 IEEE 21st International Conference on Nanotechnology (NANO), 2021, pp. 356-359, doi: 10.1109/NANO51122.2021.9514290.Presenters
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Manasa Perikala
- PhD Research scholar
Authors
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Manasa Perikala
- PhD Research scholar
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Asha Bhardwaj
- Assistant Professor
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Effect of the step-flow growth on defect nucleation in SiC epitaxy by first-principles simulations and machine learning interatomic potentials
ORAL
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Publication: [1] Kimoto, T, Yonezawa, Y. Current status and perspectives of ultrahigh-voltage SiC power devices. Mater Sci Semicond Process. 78, 43-56 (2016).
[2] Guo, J., Yang, Y., Raghothamachar, B., Kim, T., Dudley, M., Kim, J. Understanding the microstructures of triangular defects in 4H-SiC homoepitaxial. J. Cryst. Growth 480 (2017).
[3] Berechman, R.A., Skowronski, M., Zhang, Q. Electrical and structural investigation of triangular defects in 4H-SiC junction barrier Schottky devices. J. Appl. Phys. 105, 074513 (2009).
[4] Ramakers, S.J.J., Eckl, T., Marusczyk, A., Hammerschmidt, T., Mrovec, M., Drautz, R. Effects of thermal, elastic and surface properties on the polytype stability of SiC: an ab initio study including van der Waals interactions. In preparation.
[5] Vandermause, J., Torrisi, S.B., Batzner, S. et al. On-the-fly active learning of interpretable Bayesian force fields for atomistic rare events. npj Comput Mater 6, 20 (2020).
[6] Xie, Y., Vandermause, J., Sun, L., Cepellotti, A., Kozinsky, B. Bayesian force fields from active learning for simulation of inter-dimensional transformation of stanene. npj Comput Mater 7, 40 (2021).
[7] Xie, Y., Ramakers, S.J.J., Protik, N.H., Kozinsky. B. On-the-fly Bayesian Learning with LAMMPS Molecular Dynamics, an Application of Many-body Potential of SiC. In preparation.Presenters
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Senja J Ramakers
- Ruhr-Universität Bochum, Robert Bosch GmbH.
Authors
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Senja J Ramakers
- Ruhr-Universität Bochum, Robert Bosch GmbH.
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Yu Xie
- Harvard University
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Thomas Eckl
- Robert Bosch GmbH.
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Maximilian Amsler
- Cornell University
- University of Basel
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Boris Kozinsky
- Harvard University
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Thomas Hammerschmidt
- Ruhr-Unversität Bochum
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Matous Mrovec
- Ruhr-Universität Bochum
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Ralf Drautz
- ICAMS
- University of Bochum
- Ruhr-Universität Bochum
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Low-Energy Photoluminescence Induced by Substitutional Nitrogen in Single-Layer Tungsten Disulfide
ORAL
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Presenters
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Qingkai Qian
- Key Laboratory of Optoelectronic Technology and System of Ministry of Education, College of Optoelectronic Engineering, Chongqing University, Chongqing 400044, China
Authors
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Qingkai Qian
- Key Laboratory of Optoelectronic Technology and System of Ministry of Education, College of Optoelectronic Engineering, Chongqing University, Chongqing 400044, China
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Lintao Peng
- Center for Nanoscale Materials, Argonne National Laboratory, Argonne, Illinois 60439, United States
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Yuanxi Wang
- Department of Physics, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
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Anne Marie Z. Tan
- Department of Materials Science and Engineering, University of Florida, Gainesville, Florida 32611, United States
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Liangbo Liang
- Oak Ridge National Lab
- Center for Nanophase Materials Sciences, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
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Tanushree H. Choudhury
- 2D Crystal Consortium, Materials Research Institute, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
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Joan M. Redwing
- 2D Crystal Consortium, Materials Research Institute, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
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Alexander A. A Puretzky
- Oak Ridge National Laboratory
- Center for Nanophase Materials Sciences, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
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David B. Geohegan
- Center for Nanophase Materials Sciences, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
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Richard G. G Hennig
- University of Florida
- Department of Materials Science and Engineering, University of Florida
- Department of Materials Science and Engineering, University of Florida, Gainesville, Florida 32611, United States
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Xuedan Ma
- Argonne National Laboratory
- Center for Nanoscale Materials, Argonne National Laboratory, Argonne, Illinois 60439, United States
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Shengxi Huang
- The Pennsylvania State University
- Pennsylvania State University
- Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
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Molecular Beam Epitaxial Growth and Characterization of GaInSb/GaSb (111) Quantum Wells
ORAL
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Publication: Phys.Rev.Lett 119, 056803(2015)
Presenters
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Siqi Yao
- Peking Univ
Authors
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Siqi Yao
- Peking Univ
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Jianfeng Zhang
- Peking Univ
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Yu-Jiang Dong
- Peking Univ
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Rui-Rui Du
- Peking Univ
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Exploration of the effect of inter-orbital hybridization on lattice instabilities in one-dimensional chains
ORAL
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Presenters
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Nassim Derriche
- University of British Columbia
Authors
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Nassim Derriche
- University of British Columbia
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George A Sawatzky
- University of British Columbia
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Ilya Elfimov
- University of British Columbia
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