Department of Physics

Indian Institute Of Technology Madras , Chennai

Recent Publications

# Titles Authors Journal Year
31 Unconventional electronic and magnetic properties of 3d-4f double perovskite material S. Kundu, A. Pal, Amit Chauhan, K. Patro, K. Anand, S. Rana, V. G. Sathe, Amish G. Joshi, P. Pal, K. Sethupathi, B. R. K. Nanda, P. Khuntia* arXiv.2205.10877

2022
32 Covariant formulation of Generalised Uncertainty Principle Raghvendra Singh, Dawood Kothawala Phys. Rev. D Letters

Volume: 105 Page: L101501

2022
33 Optimization of the etching and sonication time to prepare Ti3C2Tx monolayer MXene flakes: a structural, vibrational and optical spectroscopy study Nasima Khatun, Somnath C Roy Micro and Nanostructures

Volume: 167 Page: 207256 DOI: doi.org/10.1016/j.micrna.2022.207256

2022
34 Enhanced methane yield by photoreduction of CO2 at moderate temperature and pressure using Pt coated, graphene oxide wrapped TiO2 nanotubes A Durgadevi, S Pushpavanam, Nimmi Singh, Jyoti Verma, Maninder Pal Kaur, Somnath C Roy Results In Engineering

Volume: 14 Page: 100441 DOI: doi.org/10.1016/j.rineng.2022.100441

2022
35 Improved omnidirectional polarisation-insensitive optical absorption and photoelectrochemical water splitting using aperiodic and tapered slanted, kinked and straight silicon nanowires T K Dahlia, Naima Khatam, Somnath C Roy, Harish Barshilia International Journal of Energy Research

DOI: doi.org/10.1002/er.7805

2022
36 Review of Thin Film Transistor Gas Sensors: Comparison with Resistive and Capacitive Sensors; A. K. Singh, N K Chowdhury, Somnath C Roy, B Bhowmik Journal of Electronic Materials

Volume: 51 Page: 1974 DOI: doi.org/10.1007/s11664-022-09485-y

2022
37 Multiloop functional renormalization group approach to quantum spin systems D. Kiese, T. Müller, Y. Iqbal, R. Thomale, and S. Trebst Phys. Rev. Research

Volume: 4 Page: 023185 DOI: 10.1103/PhysRevResearch.4.023185

2022
38 Sign reversal of anomalous Hall conductivity and magnetoresistance in cubic noncollinear antiferromagnet thin films J Mukherjee, TS Suraj, H Basumatary, K Sethupathi, KV Raman Physical Review Materials

Volume: 5 (1) Page: 014201

2021
39 Pair‐Emission‐Induced Near‐Infrared Lasing from Ceramic Ga:LaCrO3 Microcrystals at Room Temperature TR Rajalekshmi, T Dixit, MSR Rao, K Sethupathi Physica Status Solidi (RRL)–Rapid Research Letters

Volume: 15 (4) Page: 2000519

2021
40 Study of Thermometry in Two-Dimensional Sb 2 Te 3 from Temperature-Dependent Raman Spectroscopy MP Singh, M Mandal, K Sethupathi, MSR Rao, PK Nayak Nanoscale research letters

Volume: 16 (1) Page: 1-8

2021
41 Magnetic Field Induced Quantum Spin Liquid in the Two Coupled Trillium Lattices of K2Ni2(SO4)3 Ivica Živković, et al., Yasir Iqbal, Johannes Reuther, and Henrik M. Rønnow Physical Review Letters

Volume: 127 Page: 157204 DOI: 10.1103/PhysRevLett.127.157204

2021
42 Gutzwiller projected states for the J1 − J2 Heisenberg model on the Kagome lattice: Achievements and pitfalls Yasir Iqbal, Francesco Ferrari, Aishwarya Chauhan, Alberto Parola, Didier Poilblanc, and Federico Becca Physical Review B

Volume: 104 Page: 144406 DOI: 10.1103/PhysRevB.104.144406

2021
43 Electronic structure and magnetic properties of the effective spin Jeff = 1/2 two-dimensional triangular lattice K3Yb(VO4)2 U. K. Voma, S. Bhattacharya, E. Kermarrec, J. Alam, Y. M. Jana, B. Sana, P. Khuntia, S. K. Panda, and B. Koteswararao Physical Review B

Volume: 104 Page: 144411 DOI: 10.1103/PhysRevB.104.144411

2021
44 Nature of Unconventional Pairing in the Kagome Superconductors AV3Sb5 (A = K, Rb, Cs) X. Wu, T. Schwemmer, T. Müller, A. Consiglio, G. Sangiovanni, D. Di Sante, Y. Iqbal, W. Hanke, A. P. Schnyder, M. M. Denner, M. H. Fischer, T. Neupert, and R. Thomale Physical Review Letters

Volume: 127 Page: 177001 DOI: 10.1103/PhysRevLett.127.177001

2021
45 The Brylinski Filtration for Affine Kac-Moody Algebras and Representations of W-algebras Suresh Govindarajan, Sachin S Sharma, Sankaran Viswanath Algebra and Representation Theory

DOI: 10.1007/s10468-021-10101-6

2021
46 Black Hole Hair Removal For N= 4 CHL Models Subhroneel Chakrabarti, Suresh Govindarajan, P Shanmugapriya, Yogesh K Srivastava, Amitabh Virmani Journal of High Energy Physics

Volume: 2 (125) DOI: 10.1007/JHEP02(2021)125

2021
47 Mathieu Moonshine and Siegel Modular Forms Suresh Govindarajan, Sutapa Samanta Journal of High Energy Physics

Volume: 3 (50) DOI: 10.1007/JHEP03(2021)050

2021
48 Investigation of thermal non-linearity due to nJ high repetition rate fs pulses on wrinkled graphene Soumyodeep Dey, Sudhakara Reddy Bongu, Vijay Kumar Sagar, Prem B. Bisht, J. Opt. Soc. Am. B 38 (2021) 2019-2026

2021
49 Evolution of stellated gold nanoparticles: new conceptual insights into controlling the surface processes Gurvinder Singh, Hesamodin Jami, Pooria Lesani, Shubhayan Bhattacharya, Yogambha Ramaswamy, Prem B Bisht, Hala Zreiqat Nano Research (2021) 10.1007/s12274-021-3635-1

2021
50 Magnetic properties of the S=5/2 anisotropic triangular chain compound Bi3FeMo2O12 K. Boya, K. Nam, A. K. Manna, J. Kang, C. Lyi, A. Jain, S. M. Yusuf, P. Khuntia, B. Sana, V. Kumar, A. V. Mahajan, Deepak R. Patil, Kee Hoon Kim, S. K. Panda, and B. Koteswararao Physical Review B

Volume: 104 Page: 184402 DOI: 10.1103/PhysRevB.104.184402

2021
51 Space charge limited conduction in anatase and mixed-phase (anatase/rutile) single TiO2 nanotubes Sourav Kumar Kajli, Debdutta Ray, Somnath C Roy Physica E: Low-dimensional Systems and Nanostructures

Page: 115030 DOI: doi.org/10.1016/j.physe.2021.115030

2021
52 Efficient UV-visible Photodetector Based on Single CuO/Cu2O Core-shell Nanowire Sourav Kumar Kajli, Debdutta Ray, Somnath C Roy Journal of Alloys and Compounds

Page: 162546 DOI: doi.org/10.1016/j.jallcom.2021.162546

2021
53 Linear-in- T resistivity from semiholographic non-Fermi liquid models Benoît Douçot, Ayan Mukhopadhyay, Giuseppe Policastro, and Sutapa Samanta Phys. Rev. D

Volume: 104 Page: L081901 DOI: 10.1103/PhysRevD.104.L081901

2021
54 Quasinormal modes of a semi-holographic black brane and thermalization Sukrut Mondkar, Ayan Mukhopadhyay, Anton Rebhan, and Alexander Soloviev JHEP 11 (2021) 080

DOI: 10.1007/JHEP11(2021)080

2021
55 Localized thermal spike driven morphology and electronic structure transformation in swift heavy ion irradiated TiO2 nanorods Sutapa Dey, A Chakraborty, S B Mishra, N Khatun, A Hazra, B R K Nanda, C Sudakar, D Kabiraj, S C Roy Nanoscale Advances

DOI: 10.1039/D1NA00666E.

2021
56 Effect of tidal curvature on dynamics of accelerated probes Hari K, Dawood Kothawala Phys. Rev. D

Volume: 104 DOI: 10.1103/PhysRevD.104.064032

2021
57 Pinwheel valence bond crystal ground state of the spin-1/2 Heisenberg antiferromagnet on the shuriken lattice N. Astrakhantsev, F. Ferrari, N. Niggemann, T. Müller, A. Chauhan, ... and Y. Iqbal Physical Review B (Letters) [Editors' Suggestion]

Volume: 104 Page: L220408 DOI: 10.1103/PhysRevB.104.L220408

2021
58 The Ising triangular-lattice antiferromagnet neodymium heptatantalate as a quantum spin liquid candidate T. Arh, B. Sana, M. Pregelj, P. Khuntia, Z. Jagličić, M. D. Le, P. K. Biswas, P. Manuel, L. Mangin-Thro, A. Ozarowski, and A. Zorko Nature Materials

DOI: 10.1038/s41563-021-01169-y

2021
59 Investigation of internal fields in organic semiconductors in the presence of traps Subhamoy Sahoo, Rajdeep Dhar, Soumya Dutta, and Jayeeta Bhattacharyya Journal of Applied Physics

Volume: 130 Page: 085702 DOI: doi.org/10.1063/5.0058515

2021
60 Spatial Extent of Interaction between Excitons and Polarons in a Bilayer Organic Field-Effect Transistor Haripriya Kesavan, Subhamoy Sahoo, Sanjoy Jena, Jayeeta Bhattacharyya, and Debdutta Ray ACS Photonics

Volume: 8 Page: 804

2021