Department of Physics

Indian Institute Of Technology Madras , Chennai

Research Group

Alternative Energy and NanoTechnology

Alternative Energy and NanoTechnology

Atomic & Molecular Physics

Atomic & Molecular Physics

Dielectric Materials & Microwave Physics

Dielectric Materials & Microwave Physics
+1 Members

Dynamics Systems, Quantum Dynamics & Statistical Physics

Dynamics Systems, Quantum Dynamics & Statistical Physics
+1 Members

Environmental Physics

Environmental Physics

Experimental Condensed Matter Physics

Experimental Condensed Matter Physics

Experimental High Energy Physics

Experimental High Energy Physics
+1 Members

Gravity & Cosmology

Gravity & Cosmology

Low Dimensional Materials

Low Dimensional Materials

Low Temperature Physics

Low Temperature Physics
+2 Members

Magnetism and Magnetic Materials

Magnetism and Magnetic Materials
+1 Members

Measurement Tech.

Measurement Tech.

Molecular electronic & Instr.

Molecular electronic & Instr.

Multi Functional Materials

Multi Functional Materials

Nanomaterials

Nanomaterials

Nuclear Physics

Nuclear Physics

Optics & Photonics

Optics & Photonics
+2 Members

Outreach

Outreach/Demo activities

Quantum Information

Quantum Information

Soft Condensed Matter & Biological Physics

Soft Condensed Matter & Biological Physics
+2 Members

Theoretical Condensed Matter & Many Body Physics

Theoretical Condensed Matter & Many Body Physics

Theoretical High Energy Physics

Theoretical High Energy Physics
+1 Members

Thin Films

Thin Films

Recent Publications

# Titles Authors Journal Year
61 Influence of chemical solution growth and vacuum annealing on the properties of (100) pseudocubic oriented BiFeO3 thin films Nandy S, Sudakar C Journal of Applied Physics, 126, 135303, https://doi.org/10.1063/1.5110588

2019
62 Oxygen non-stoichiometry in TiO2 and ZnO nano rods: Effect on the photovoltaic properties of dye and Sb2S3 sensitized solar cells Sharma V, Das TK, Ilaiyaraja P, Sudakar C Solar Energy, 191, 400-9, https://doi.org/10.1016/j.solener.2019.09.009

2019
63 Optical Whispering Gallery-Enabled Enhanced Photovoltaic Efficiency of CdS-CuInS2 Thin Film-Sensitized Whisperonic Solar Cells Ilaiyaraja P, Das TK, Mocherla PSV, Sudakar C Journal of Physical Chemistry C. 2019;123(3):1579-86, https://doi.org/10.1021/acs.jpcc.8b09292

2019
64 Frenkel line crossover of confined supercritical fluids Kanka Ghosh and C. V. Krishnamurthy Scientific Reports

Volume: 9 DOI: 10.1038/s41598-019-49574-3

2019
65 Tailoring magnetoimpedance by controlled annealing of CoFe (NbMnNi)BSi amorphous ribbons S. K. Manna and V. Srinivas Materials Research Express

Volume: 6 Page: 62 DOI: 10.1088/2053-1591/ab48c4

2019
66 Relative permittivity of dielectrics from scaling relation of capacitance R. Gokul Raj, Chitti Venkata Krishnamurthy Measurement

Page: S0263-2241(19)31040-1 DOI: doi.org/10.1016/j.measurement.2019.107174

2019
67 Quantum Dot Sensitized Whisperonic Solar Cells—Improving Efficiency Through Whispering Gallery Modes Athrey Cholasettyhalli Dakshinamurthy, Tapan Kumar Das, P. Ilaiyaraja and Chandran Sudakar Front. Mater.

Volume: 6 Page: 282

2019
68 CuO/Cu2O nanoflake/nanowire heterostructure photocathode with enhanced surface area for photoelectrochemical solar energy conversion Subish John, Somnath C.Roy Applied Surface Science

Volume: Article in Press Page: XX DOI: https://doi.org/10.1016/j.apsusc.2019.144703

2019
69 Breathing chromium spinels: a showcase for a variety of pyrochlore Heisenberg Hamiltonians P. Ghosh, Y. Iqbal, T. Müller, R. T. Ponnaganti, R. Thomale, R. Narayanan, J. Reuther, M. J. P. Gingras, H. O. Jeschke npj Quantum Materials

Volume: 4 Page: 63 DOI: 10.1038/s41535-019-0202-z

2019
70 The composition and poling-dependent photovoltaic studies in ferroelectric ( Bi1−xSrx)(Fe1−xTix)O3 thin films P. P. Biswas, Ch. Thirmal, S. Pal, M. Miryala, M. Murakami, and P. Murugavel J. Mater. Sci.: Mater. Electron.

Volume: ISSN 0957-4522 DOI: DOI 10.1007/s10854-019-02667-1

2019
71 Stretchable and dynamically stable promising two-dimensional thermoelectric materials: ScP and ScAs K. Kaur, D. Murali, B. R. K. Nanda Journal of Materials Chemistry A

Volume: 7 Page: 12604 DOI: 10.1039/C9TA01393H

2019
72 Shifting of Fermi level and realization of topological insulating phase in the oxyfluoride BaBiO2F B. Khamari, B.R. K. Nanda Materials Research Express

Volume: 6 Page: 066309 DOI: 10.1088/2053-1591/ab0b13

2019
73 Enhanced bulk photovoltaic response in Sn doped BaTiO3 through composition dependent structural transformation L. Kola, D. Murali, S. Pal, B. R. K. Nanda, P. Murugavel Appl. Phys. Lett.

Volume: 114 Page: 183901 DOI: 10.1063/1.5088635

2019
74 Band engineering via grain boundary defect states for large scale tuning of photoconductivity in Bi1−xCaxFe1−yTiyO3−δ S Nandy, P. S. V. Mocherla, K. Kaur, S. Gautam, B..R..K. Nanda, C. Sudakar J. Appl.Phys.

Volume: 126 Page: 235101 DOI: 10.1063/1.5119845

2019
75 Large Bulk Photovoltaic Response by Symmetry-Breaking Structural Transformation in Ferroelectric [ Ba ( Zr 0.2 Ti 0.8 ) O 3 ]0.5[( Ba 0.7 Ca 0.3 ) Ti O 3 ]0.5 A. B. Swain, D. Murali, B.R.K. Nanda, P. Murugavel Phys. Rev. Applied

Volume: 11 Page: 044007 DOI: 10.1103/PhysRevApplied.11.044007

2019
76 Out-of-time-order correlators in bipartite nonintegrable systems Ravi Prakash, Arul Lakshminarayan Acta Physica Polonica A

Volume: 136 Page: 803 DOI: 10.12693/APhysPolA.136.803

2019
77 Two moonshines for L_2(11) but none for M_12 Suresh Govindarajan, Sutapa Samanta Nucl. Phys. B.

Volume: 939 Page: 566-598 DOI: 10.1016/j.nuclphysb.2019.01.004

2019
78 BKM Lie superalgebras from counting twisted CHL dyons – II Suresh Govindarajan, Sutapa Samanta Nucl. Phys. B.

Volume: 948 Page: 114770 DOI: 10.1016/j.nuclphysb.2019.114770

2019
79 On a square-ice analogue of plane partitions Suresh Govindarajan, A J Guttmann, Varsha Subramanyan Ann. Inst. Henri Poincare Comb. Phys. Interact.

Volume: 6 Page: 123-154 DOI: 10.4171/AIHPD/67

2019
80 Local probing of magnetoelectric coupling in BaTiO3-Ni 1–3 composites Samba Siva Vadla, Tommaso Costanzo, Subish John, Gabriel Caruntu, Somnath C. Roy Scripta Materialia

Volume: 159 Page: 33-36 DOI: https://doi.org/10.1016/j.scriptamat.2018.09.003

2019
81 High-rate and long-cycle life performance of nano-porous nano-silicon derived from mesoporous MCM-41 as an anode for lithium-ion battery G.C.Shivaraju, C.Sudakar, A.S.Prakash Electrochimica Acta

Volume: 294 Page: 357-364 DOI: https://doi.org/10.1016/j.electacta.2018.10.122 (https://authors.elsevier.com/c/1XxkB33-eDVQe)

2019
82 Crystal Structure and Magnetism of Colossal Dielectric Oxides DyxSr2-xTiMnO6 (x=0‚ 0.5) Rajib Mondal, Kalyan Biswas, Tapas Ghosh, K. Fabitha, M. S. Ramachandra Rao, A. V. Morozkin, A. K. Nigam, S. Quezado, S. K. Malik, and R. Nirmala Materials Research Express

Volume: 6 Page: 016106

2019
83 Nanostructuring mechanical cracks in a flexible conducting polymer thin film for ultra-sensitive vapor sensing Biporjoy Sarkar, Dillip K Satapathy, and Manu Jaiswal Nanoscale

Volume: 11 Page: 200-210 DOI: DOI: 10.1039/C8NR07230B

2019
84 Investigations on the effect of magnetic ordering on dielectric relaxation in polycrystalline GdMn1-xFexO3 A. Pal and P. Murugavel Physica B: Condensed Matter

Volume: 555 Page: 99-105 DOI: https://doi.org/10.1016/j.physb.2018.11.057

2019
85 Investigations on the defect dipole induced pyroelectric current in multiferroic GdMnO3 system A. Pal, C. Dhana Sekhar, A. Venimadhav, W. Prellier, and P. Murugavel J. Appl. Phys.

Volume: 123 Page: 014102 DOI: 10.1063/1.5001245

2018
86 Designing Non-Polar Metallic Interfaces using Insulating Transition Metal Olivine Phosphates A. Jena, D. Murali, B. R. K. Nanda Advanced Theory and Simulations (Wiley Publication)

Volume: 1 Page: 1700007 DOI: https://doi.org/10.1002/adts.201700007

2018
87 Wave localized finite-difference-time-domain modelling of scattering of elastic waves within a polycrystalline material Abhishek Pandala, S. Shivaprasad, C.V. Krishnamurthy, Krishnan Balasubramaniam The Journal of the Acoustical Society of America

Volume: 144 Page: 3313 DOI: 10.1121/1.5082298

2018
88 Dipole pinning effect on photovoltaic characteristics of ferroelectric BiFeO3 films P. P. Biswas, Ch. Thirmal, S. Pal, and P. Murugavel J. Appl. Phys.

Volume: 123 Page: 024101 DOI: doi.org/10.1063/1.5006311

2018
89 Tunnel spectroscopy of localised electronic states in hexagonal boron nitride M.T. Greenaway, E.E. Vdovin, D. Ghazaryan, A. Misra, A. Mishchenko, Y. Cao, Z. Wang, J.R. Wallbank, M. Holwill, Yu.N. Khanin, S.V. Morozov, K. Watanabe, T. Taniguchi, O. Makarovsky, T.M. Fromhold, A. Patanè, A.K. Geim, V.I. Falko, K.S. Novoselov, L. Eaves COMMUNICATIONS PHYSIC

Page: https://rdcu.be/bdpBV

2018
90 Topologically invariant double Dirac states in bismuth-based perovskites: Consequence of ambivalent charge states and covalent bonding Bramachari Khamari, Ravi Kashikar, B. R. K. Nanda Phys. Rev. B

Volume: 97 Page: 045149 DOI: https://doi.org/10.1103/PhysRevB.97.045149

2018