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Symposium QT02—Quantum and Topological Phenomena in Two-Dimensional Systems

2022-05-10   Show All Abstracts

Times shown in HST (GMT-10:00)

Symposium Organizers

Kaveh Ahadi, North Carolina State University
Barry Bradlyn, University of Illinois at Urbana-Champaign
Ryan Need, University of Florida
Meenakshi Singh, Colorado School of Mines
QT02.01: Heat and Charge Transport in Low Dimensional Materials
Session Chairs
Meenakshi Singh
Tuesday PM, May 10, 2022
Hawai'i Convention Center, Level 3, 302B

1:30 PM - *QT02.01.01
Quantum Interference Experiments on the Topological Insulator-Like Surface of Cadmium Arsenide

Susanne Stemmer1,Arman Rashidi1,Binghao Guo1,Alexander Lygo1,David Kealhofer1,Robert Kealhofer1

University of California, Santa Barbara1

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2:00 PM - QT02.01.02
Non-Equilibrated to Fully Equilibrated Edge Heat Transport in Hole-Conjugate States of the Fractional Quantum Hall Effect

Francois Parmentier1,Gaelle Le Breton1,Raphaelle Delagrange1,Yuanzhuo Hong1,Rebeca Ribeiro-Palau1,Kenji Watanabe2,Takashi Taniguchi2,Patrice Roche3,Preden Roulleau3

Centre National de la Recherche Scientifique1,National Institute for Materials Science2,Commissariat à l’énergie atomique et aux énergies alternatives3

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2:15 PM - QT02.01.03
Engineering a Tunable Asymmetric Josephson Effect

Rupini Kamat1,Molly Andersen1,Praveen Sriram1,Kenji Watanabe2,Takashi Taniguchi2,James Williams1,David Goldhaber-Gordon1

Stanford University1,National Institute for Materials Science2

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2:30 PM - *QT02.01.04
AV3Sb5 (A=K, Rb, Cs)—A New Class of Topological Kagome Metals Hosting Intertwined Charge Density Wave Order and Superconductivity

Stephen Wilson1

Univ of California-S Barbara1

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3:00 PM - QT02.01
BREAK


3:30 PM - QT02.01.06
Chalcogenide Spin Injection from Iron- and Nickel-Based Edge Modulation Doping

Gabriel Marcus1,David Carroll1

Wake Forest University1

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3:45 PM - QT02.01.07
Gate-Defined Tellurium Nanowire Quantum Dots

Shiva Davari1,Kenji Watanabe2,Takashi Taniguchi2,Hugh Churchill1

University of Arkansas1,National Institute for Materials Science2

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4:00 PM - QT02.01.08
Spatial Impact Range of Single Molecule Magnet on Magnetic Tunnel Junction-Based Molecular Spintronic Devices (MTJMSDs)

Pawan Tyagi1,Marzieh Savadkoohi1,Bishnu Dahal1,Christopher D'Angelo1,Andrew Grizzle1

University of the District Columbia1

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4:15 PM - QT02.01.09
Dynamics of Vacancy and Vacancy Lines Formation in Graphene for Qubit Arrays

Abdennaceur Karoui1,Fozia Sahtout1,Branislav Vlahovic1

NorthCarolina Central University1

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2022-05-11   Show All Abstracts

Times shown in HST (GMT-10:00)

Symposium Organizers

Giulia Pacchioni, Nature Reviews Materials
Dmitri Efetov, Institut de Ciències Fotôiques
Jia Leo Li, Brown University
Matthew Yankowitz, University of Washington

Symposium Support

Platinum
Gordon and Betty Moore Foundation

Bronze
Scienta Omicron, Inc.
QT02.02/QT10.03: Joint Session: Emerging Phenomena in Moiré Graphene Systems
Session Chairs
Ryan Need
Giulia Pacchioni
Wednesday AM, May 11, 2022
Hawai'i Convention Center, Level 3, 305A

8:00 AM - *QT02.02/QT10.03.01
Superconductivity at Magnetic Phase Transitions in Crystalline Graphene Allotropes

Andrea Young1

University of California, Santa Barbara1

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8:30 AM - *QT02.02/QT10.03.02
Correlated Electron States in Twisted Multilayer Graphene

Philip Kim1

Harvard University1

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9:00 AM - *QT02.02/QT10.03.03
Correlations, Topology and Unconventional Superconductivity in Magic Angle Twisted Bilayer Graphene

Ali Yazdani1

Princeton University1

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9:30 AM - *QT02.02/QT10.03.04
TBG=Topological Heavy Fermions

Bogdan Bernevig1

Princeton University1

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10:00 AM - QT02.02/QT10.03
BREAK


QT02.03: Topological Superconductivity I
Session Chairs
Kaveh Ahadi
Wednesday AM, May 11, 2022
Hawai'i Convention Center, Level 3, 302B

10:30 AM - *QT02.03.01
Topological States in Iron-Chalcogenide Superconductors for Quantum Computing

Qiang Li1,2

Brookhaven National Laboratory1,Stony Brook University2

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11:00 AM - QT02.03.03
Witnessing Quantum Spin Entanglement and Criticality in 2D Triangular Magnet KYbSe2

Allen Scheie1,Esteban Ghioldi2,3,Jie Xing1,Joseph Paddison1,Nick Sherman4,5,Maxime Dupont5,4,Douglas Abernathy1,Daniel Pajerowski1,Shang-Shun Zhang6,L. O. Manuel3,A. E. Trumper3,Chaitanya Das Pemmaraju7,Athena Sefat1,David Parker1,Thomas Devereaux7,Joel Moore4,Christian Batista2,D. Alan Tennant1,2

Oak Ridge National Laboratory1,The University of Tennessee, Knoxville2,Instituto de física Rosario3,University of California, Berkeley4,Lawrence Berkeley National Laboratory5,University of Minnesota6,Stanford University7

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11:15 AM - QT02.03.04
Resolving Emergent Structure States in 2D Systems by High-Energy X-Ray Diffraction

Valeri Petkov1

Central Michigan University1

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QT02.04: Novel Synthetic Approaches for Topological Films
Session Chairs
Kaveh Ahadi
Wednesday PM, May 11, 2022
Hawai'i Convention Center, Level 3, 302B

1:30 PM - *QT02.04.01
Dirac Plasmon Polaritons in Topological Insulator Thin Films and Heterostructures

Stephanie Law1

University of Delaware1

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2:00 PM - QT02.04.02
Magnetooptical Landau Level Spectroscopy of Pb1-xSnxSe/EuSe Heterostructures

Jiashu Wang1,Xinyu Liu1,Hoai Trinh1,Mykhaylo Ozerov2,Maksym Zhukovskyi1,Tatyana Orlova1,Dmitry Smirnov2,Badih Assaf1

University of Notre Dame1,National High magnetic field lab2

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2:15 PM - QT02.04
BREAK


3:00 PM - *QT02.04.03
Thin-Film Synthesis and Characterization of Chalcogenides for Quantum and Topological Phenomena

Charles Ahn1

Yale University1

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3:30 PM - QT02.04.04
High Quality Growth of Cd3As2 in (112), (001), and (110) Orientations Using Molecular Beam Epitaxy

Anthony Rice1,Jocienne Nelson1,Brian Fluegel1,Andrew Norman1,Kirstin Alberi1

National Renewable Energy Lab1

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3:45 PM - QT02.04.05
Interaction Induced Magnetism in 2D Kagome Metal-Organic Frameworks on Substrates

Nikhil Medhekar1,2,Bernard Field1,2,Agustin Schiffrin1,2

ARC Centre of Excellence in Future Low Energy Electronics Technologies1,Monash University2

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2022-05-12   Show All Abstracts

Times shown in HST (GMT-10:00)

Symposium Organizers

Kaveh Ahadi, North Carolina State University
Barry Bradlyn, University of Illinois at Urbana-Champaign
Ryan Need, University of Florida
Meenakshi Singh, Colorado School of Mines
QT02.05: Topological Superconductivity II
Session Chairs
Kaveh Ahadi
Thursday AM, May 12, 2022
Hawai'i Convention Center, Level 3, 302B

8:00 AM - QT02.05.01
Graphene/α-RuCl3 Lateral p-n Junctions

Sara Shabani1,Abhay Pasupathy1

Columbia University1

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8:15 AM - *QT02.05.02
Novel Epitaxial Superconductor-Semiconductors for Topological Superconductivity

Javad Shabani1

New York University1

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8:45 AM - QT02.05.03
Induced Superconducting Pairing in Integer Quantum Hall Edge Modes of InAs

Mehdi Hatefipour1,Joseph Cuozzo2,Jesse Kanter1,William Strickland1,Tzu-Ming Lu3,Enrico Rossi2,Javad Shabani1

New York University1,William & Mary2,Sandia National Laboratories3

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9:00 AM - QT02.05.04
At the Verge of Topology—2D Pt-Based Minerals

Felipe Crasto de Lima1,Adalberto Fazzio1

Centro Nacional de Pesquisa em Energia e Materiais1

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9:15 AM - QT02.05.05
Controllably Generating Antisite Defects for Monolayer Transitional Metal Dichalcogenides Qubits

Burcu Ozden1,Tianyi Zhang1,Daniel Pearson1,Ethan Khan1,Sunil Uprety2,Jiffer Razon1,Kazunori Fujisawa3,He Liu1,Nestor Pere-López1,Ke Wang1,Tamara Isaacs-Smith2,Minseo Park2,Mauricio Terrones1

The Pennsylvania State University1,Auburn University2,Shinshu University3

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9:30 AM - QT02.05
BREAK


QT02.06: Characterizing Topological Behavior in 2D Materials
Session Chairs
Ryan Need
Thursday AM, May 12, 2022
Hawai'i Convention Center, Level 3, 302B

10:00 AM - *QT02.06.01
2D Magnetic, Ferroelectric and Superconducting van der Waal’s Structures

Stuart Parkin1

Max Planck Institute of Microstructure Physics1

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10:30 AM - QT02.06.02
Two-Dimensional Heavy Fermion Material

Victoria Posey1,Xavier Roy1

Columbia University1

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10:45 AM - QT02.06.03
Room Temperature Skyrmion in Layered Magnet

Hongrui Zhang1,Yu-Tsun Shao2,Rui Chen1,Xiang Chen1,Jie Yao1,David Muller2,Robert Birgeneau1,Ramamoorthy Ramesh1

UC Berkeley1,Cornell University2

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11:00 AM - QT02.06.04
Visualizing Currents in the Quantum Anomalous Hall Regime

George Ferguson1,Run Xiao2,David Low1,Ling-Jie Zhou2,Anthony Richardella2,Cui-Zu Chang2,Nitin Samarth2,Katja Nowack1

Cornell University1,The Pennsylvania State University2

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11:15 AM - *QT02.06.05
Direct Observation of Anyonic Braiding Statistics in the Fractional Quantum Hall Regime—Lessons from an old Topological System

Michael Manfra1,2

Purdue University1,Microsoft Quantum Lab Purdue2

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11:45 AM - QT02.06.06
Detection of Time-Reversal Symmetry Breaking via Waveguide Mode Coupling

Ioannis Petrides1,Jonathan Curtis1,Marie Wesson1,Nicholas Poniatowski1,Charlotte Boettcher1,Amir Yacoby1,Prineha Narang1

Harvard University1

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12:00 PM - QT02.06.07
Highly Excited Rydberg Excitons in a Thin Film of Synthetic Cuprite

Jacob DeLange1,Kinjol Barua1,Hadiseh Alaeian1

Purdue University1

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QT02.07: Computational Approaches to Topological Materials
Session Chairs
Ryan Need
Thursday PM, May 12, 2022
Hawai'i Convention Center, Level 3, 302B

1:30 PM - QT02.07.01
Ab Initio Studies of Electronic Structures and Magnetic Properties in RMn6Sn6 (R =Gd, Tb, Dy, Ho, and Er)

Liqin Ke1,Yongbin Lee1,Ralph Skomski2,Xindong Wang3,Arjun Pathak4,Bruce Harmon1,Rob McQueeney5

Ames Laboratory1,University of Nebraska–Lincoln2,Sophycs Technology LLC3,Buffalo State College4,Iowa State University of Science and Technology5

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1:45 PM - QT02.07.02
Annihilation of Magnetic Skyrmion by Quantum Mechanical Tunneling

Hannes Jonsson1,2

University of Iceland1,Faculty of Physical Sciences2

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2:00 PM - QT02.07.03
Electrically and Magnetically Switchable Nonlinear Photocurrent in PT-Symmetric 2D Magnetic Topological Quantum Materials

Xiaofeng Qian1

Texas A&M University1

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2:15 PM - QT02.07.04
Spin-Valley Locked Edge States Through Staggered Chiral Photonic Crystals with Honeycomb Unit Cell

Yeseul Kim1,Minkyung Kim1,Junsuk Rho1

Pohang University of Science and Technology1

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2:30 PM - QT02.07
BREAK


3:00 PM - QT02.07.05
Topology and Dynamical Liquid Crystallinity in Optically Driven Two-Dimensional Materials

Netanel Lindner1,Iliya Esin1,2,Gaurav Gupta1,Erez Berg3,Mark Rudner4

Technion - Israel Institute of Technology1,California Institute of Technology2,Weizmann Institute of Science3,University of Washington4

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3:30 PM - QT02.07.06
Realistic Amorphous Topological Insulators

Adalberto Fazzio1,Bruno Focassio1,Gabriel Schleder2,Marcio Jorge Teles da Costa3,Armando Pezo4,Felipe Crasto de Lima1,Caio Lewenkopf3

Centro Nacional de Pesquisa em Energia e Materiais1,Harvard University2,Universidade Federal Fluminense3,Centre Interdisciplinaire de Nanoscience de Marseille4

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3:45 PM - QT02.07.07
Dual Yin-Yang Flat Bands: Construction and Excitonic Insulator State

Feng Liu1

The University of Utah1

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2022-05-25   Show All Abstracts

Times shown in EDT (GMT-4:00)

Symposium Organizers

Kaveh Ahadi, North Carolina State University
Barry Bradlyn, University of Illinois at Urbana-Champaign
Ryan Need, University of Florida
Meenakshi Singh, Colorado School of Mines
QT02.08: Quantum and Topological Phenomena in Two-Dimensional Systems I
Session Chairs
Kaveh Ahadi
Barry Bradlyn
Wednesday AM, May 25, 2022
QT02-Virtual

8:00 AM - *QT02.08.01
Understanding the Band Structure and Orbital Magnetism of the Twisted Bilayer Graphene Systems by Pseudo-Landau Level Description

Xi Dai1,2,Hao Shi1,Tian Yu Qiao2,Jian Peng Liu3

The Hong Kong University of Science and Technology1,University of California, Santa Barbara2,ShanghaiTech University3

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8:30 AM - QT02.08.02
Synthesis and Characterization of Thin-Film Antiferromagnetic Kagome Metal FeSn

Minyong Han1,Hisashi Inoue2,Shiang Fang1,Caolan John1,Linda Ye1,Mun Chan3,David Graf4,Takehito Suzuki1,Madhav Ghimire5,Won Joon Cho6,Efthimios Kaxiras7,Joseph Checkelsky1

Massachusetts Institute of Technology (MIT)1,National Institute of Advanced Industrial Science and Technology2,Los Alamos National Laboratory3,Florida State University4,Tribhuvan University5,Samsung Advanced Institute of Technology (SAIT)6,Harvard University7

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8:45 AM - QT02.08.03
Theoretical Analysis of Electronic, Vibrational and Thermal Properties for Single-Layer and Chain Quasi 1D Materials (TaSe3 and ZrTe3)

Topojit Debnath1,Roger Lake1

University of California, Riverside1

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9:00 AM - QT02.08.04
Crystalline Responses for Rotation-Invariant Higher-Order Topological Insulators

Julian May-Mann1,Taylor Hughes1

University of Illinois at Urbana-Champaign1

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9:15 AM - QT02.08.05
Quasiparticle Interference of Monolayer FeSexTe1-x on Bi2Te3

Mark Hirsbrunner1,Guannan Chen1,Anuva Aishwarya1,Lin Jiao1,Jorge Rodriguez1,Lianyang Dong2,Stephen Wilson2,Taylor Hughes1,Vidya Madhavan1

University of Illinois at Urbana-Champaign1,University of California, Santa Barbara2

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9:30 AM - QT02.08.06
Epitaxial Growth of Mn3Sn on Sapphire Substrates Using Molecular Beam Epitaxy

Sneha Upadhyay1,Tyler Erickson1,David Ingram1,Fengyuan Yang2,Arthur Smith1

Ohio University1,The Ohio State University2

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9:45 AM - QT02.08.07
Molecular Beam Epitaxy and Structural Characterization of Chromium Distannide

Tyler Erickson1,Sneha Upadhyay1,David Ingram1,Fengyuan Yang2,Martin Kordesch1,Arthur Smith1

Ohio University1,The Ohio State University2

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QT02.09: Quantum and Topological Phenomena in Two-Dimensional Systems II
Session Chairs
Barry Bradlyn
Wednesday AM, May 25, 2022
QT02-Virtual

10:30 AM - QT02.09.01
Determining Intrinsic Defect Densities for High-quality Self-flux Synthesized Transition Metal Dichalcogenides from First Principles and Experimental Thermodynamics

Luke Holtzman1,Preston Vargas2,Song Liu1,James Hone1,Richard Hennig2,Katayun Barmak1

Columbia University1,University of Florida2

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10:45 AM - *QT02.09.02
Incoherent Cooper Pairing and Pseudogap Behavior in Monolayer FeSe/SrTiO3

Kyle Shen1,Brendan Faeth1,Darrell Schlom1

Cornell University1

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