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Ananya Ghatak
Ananya Ghatak
Post-doctoral Researcher, University of Amsterdam (IoP), The Netherlands
Dirección de correo verificada de uva.nl
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Observation of non-Hermitian topology and its bulk–edge correspondence in an active mechanical metamaterial
A Ghatak, M Brandenbourger, J Van Wezel, C Coulais
Proceedings of the National Academy of Sciences 117 (47), 29561-29568, 2020
3812020
New topological invariants in non-Hermitian systems
A Ghatak, T Das
Journal of Physics: Condensed Matter 31 (26), 263001, 2019
3262019
Theory of superconductivity with non-Hermitian and parity-time reversal symmetric Cooper pairing symmetry
A Ghatak, T Das
Physical Review B 97 (1), 014512, 2018
602018
Observation of non-Hermitian topology and its bulk-edge correspondence
A Ghatak, M Brandenbourger, J van Wezel, C Coulais
arXiv preprint arXiv:1907.11619, 2019
562019
Spectral singularity and reflectionlessness in non-Hermitian (complex) Ginocchio potential
A Ghatak, JA Nathan, BP Mandal, Z Ahmed
Journal of Physics A: Mathematical and Theoretical 45 (46), 465305, 2012
222012
Various scattering properties of a new PT-symmetric non-Hermitian potential
A Ghatak, RDR Mandal, BP Mandal
Annals of Physics 336, 540-552, 2013
212013
Entangled quantum state discrimination using a pseudo-Hermitian system
A Ghatak, BP Mandal
Journal of Physics A: Mathematical and Theoretical 45 (35), 355301, 2012
162012
PT phase transition in a (2+ 1)-d relativistic system
BP Mandal, BK Mourya, K Ali, A Ghatak
Annals of Physics 363, 185-193, 2015
152015
Critical coupling and coherent perfect absorption for ranges of energies due to a complex gain and loss symmetric system
M Hasan, A Ghatak, BP Mandal
Annals of Physics 344, 17-28, 2014
142014
Comparison of different approaches of finding the positive definite metric in pseudo-Hermitian theories
A Ghatak, BP Mandal
Communications in Theoretical Physics 59 (5), 533, 2013
112013
A black potential for spin less particles
A Ghatak, M Hasan, BP Mandal
Physics Letters A 379 (20-21), 1326-1336, 2015
102015
Photoinduced SU (3) topological material of spinless fermions
S Ray, A Ghatak, T Das
Physical Review B 95 (16), 165425, 2017
92017
PT-symmetric model of immune response
CM Bender, A Ghatak, M Gianfreda
arXiv preprint arXiv:1604.03928, 2016
82016
Hartman-Fletcher effect for array of complex barriers
A Ghatak, M Hasan, BP Mandal
arXiv preprint arXiv:1505.03163, 2015
42015
Reciprocity in parity violating non-Hermitian systems
A Ghatak, BK Mourya, RDR Mandal, BP Mandal
International Journal of Theoretical Physics 54, 3945-3953, 2015
32015
Spectral singularity and non-Hermitian PT-symmetric extension of an AN− 1-type Calogero model without confining potential
BP Mandal, A Ghatak
Journal of Physics A: Mathematical and Theoretical 45 (44), 444022, 2012
22012
Non-abelian Berry gauge field and topological invariant in parity-time symmetric Non-Hermitian spin-1/2 quantum systems
A Ghatak, T Das
arXiv preprint arXiv:1907.07333, 0
1
Active and robotic materials: from self-amplified waves to self-sustained deformations
M Brandenbourger, C Scheibner, J Veenstra, A Ghatak, T Zheng, ...
APS March Meeting Abstracts 2022, G20. 012, 2022
2022
Open and closed boundary correspondence in non-reciprocal metamaterials
A Ghatak, C Coulais, J Van Wezel
APS March Meeting Abstracts 2021, R46. 014, 2021
2021
CPT invariant topological phase in non-Hermitian spin-1/2 quantum systems
T Das, A Ghatak
Bulletin of the American Physical Society 65, 2020
2020
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