Search Results for author: Titus Neupert

Found 6 papers, 2 papers with code

Symmetry Indicators for Inversion-Symmetric Non-Hermitian Topological Band Structures

no code implementations11 Mar 2021 Pascal M. Vecsei, M. Michael Denner, Titus Neupert, Frank Schindler

We characterize non-Hermitian band structures by symmetry indicator topological invariants.

Mesoscale and Nanoscale Physics

Discovery of unconventional chiral charge order in kagome superconductor KV3Sb5

no code implementations31 Dec 2020 Yu-Xiao Jiang, Jia-Xin Yin, M. Michael Denner, Nana Shumiya, Brenden R. Ortiz, Junyi He, Xiaoxiong Liu, Songtian S. Zhang, Guoqing Chang, Ilya Belopolski, Qi Zhang, Md Shafayat Hossain, Tyler A. Cochran, Daniel Multer, Maksim Litskevich, Zi-Jia Cheng, Xian P. Yang, Zurab Guguchia, Gang Xu, Ziqiang Wang, Titus Neupert, Stephen D. Wilson, M. Zahid Hasan

Here we use high-resolution scanning tunnelling microscopy (STM) to discover an unconventional charge order in a kagome material KV3Sb5, with both a topological band structure and a superconducting ground state.

Superconductivity Materials Science Strongly Correlated Electrons

Abelian topological order of $ν=2/5$ and $3/7$ fractional quantum Hall states in lattice models

no code implementations17 Jul 2020 Bartholomew Andrews, Madhav Mohan, Titus Neupert

Determining the statistics of elementary excitations supported by fractional quantum Hall states is crucial to understanding their properties and potential applications.

Strongly Correlated Electrons

Learning-based Defect Recognition for Quasi-Periodic Microscope Images

1 code implementation2 Jul 2020 Nik Dennler, Antonio Foncubierta-Rodriguez, Titus Neupert, Marilyne Sousa

Controlling crystalline material defects is crucial, as they affect properties of the material that may be detrimental or beneficial for the final performance of a device.

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