Ayan Banerjee

Hi! Welcome to my personal homepage.  I am a doctoral student pursuing my Ph.D  at the Department of  Solid State and Structural Chemistry Unit, IISc Bangalore. I am primarily interested in understanding the interplay of non-Hermticity and topology in open quantum systems.

Affiliation:

Prime Minister's Research Fellow, Solid State and Structural Chemistry Unit, Indian Institute of Science Bangalore, India

Specialization:

Topological Phases in Non-Hermitian Systems                                     

Thesis Supervisor:  

Dr. Awadhesh Narayan

Homepage: https://sites.google.com/site/awadheshnarayan00

Pre-Prints:

1)  Soumi Dey, Ayan Banerjee, and Awadhesh Narayan, Transport properties of a non-Hermitian Weyl semimetal, arXiv:2304.01521 (2023).

2)  Ronika Sarkar, Ayan Banerjee, and Awadhesh Narayan, Emergence of two-fold spectral topology through non-Abelian gauge engineering (arXiv:2307.09757)(2023).


List of publications: 

1)  R. Jaiswal, A. Banerjee, and A. Narayan, Characterizing and Tuning Exceptional Points Using Newton Polygons (2021), New J. Phys. 25 033014 (2023)  (arXiv:2107.11649).

2) A. Banerjee, S. S. Hegde, A. Agarwala, and A. Narayan, Chiral metals and entrapped insulators in a one-dimensional topological non-Hermitian system, Phys. Rev. B 105, 205403 (2022) (arXiv:2111.02223).

3) D. Chowdhury, A. Banerjee, and A. Narayan, Hexagonally warped exceptional physics in multi-Weyl semimetals, Phys. Rev. B 105, 075133 (2022) (arXiv:2110.03245).

4) D. Chowdhury, A. Banerjee, and A. Narayan, Light-driven Lifshitz transitions in non-Hermitian multi-Weyl semimetals, Phys. Rev. A 103, L051101 (2021) (arXiv:2012.00618).

5) A. Banerjee and A. Narayan, Non-Hermitian semi-Dirac semimetals, J. Phys.: Condens. Matter 33, 225401 (2021) (arXiv:2001.11188).

6) A. Banerjee and A. Narayan, Controlling exceptional points with light, Phys. Rev. B 102, 205423 (2020) (arXiv:2004.12606).

7) A. Banerjee, R. Jaiswal, M. Manjunath, and A. Narayan, A tropical geometric approach to exceptional points, Proc. Natl. Acad. Sci. U.S.A. 120, e2302572120 (2023) (arXiv:2301.13485).

Review Article: 

1)  Ayan Banerjee, Ronika Sarkar, Soumi Dey, and Awadhesh Narayan, Non-Hermitian Topological Phases: Principles and Prospects,  J. Phys.: Condens. Matter 35, 333001 (2023) arXiv:2212.06478 (Invited review).




                                                                    Get in touch at:

                                                                                               Theory and Computation of Materials Lab, Room no- 110, SSCU, IISc Bangalore

                                                                                                                                          Email: ayanbanerjee@iisc.ac.in