Department of Physics

Indian Institute Of Technology Madras , Chennai

Recent Publications

# Titles Authors Journal Year
31 Continuous rotational motion in birefringent particles using two near-orthogonally polarized optical tweezers beams at different wavelengths with low ellipticity Vaippully, Rahul; Lokesh, Muruga; Roy, Basudev Journal of Optics (UK)

2021
32 Adsorption and degradation mechanism of 2,4,6-trinitrotoluene on TiO2 (110) surface Shashi B. Mishra, S. Marutheeswaran, Somnath C. Roy, V. Natarajan, P. K. Rai, B.R.K. Nanda Surface Science

Volume: 713 Page: 121902 DOI: doi.org/10.1016/j.susc.2021.121902

2021
33 Highly efficient photoelectrochemical ZnO and TiO2 nanorod/Sb2S3 heterostructured photoanodes through one step thermolysis of Sb-MPA complex V Sharma, A C Dakshinamurthy, B Pandey, Somnath C Roy, C Sudakar Solar Energy

Volume: 225 Page: 333 DOI: doi.org/10.1016/j.solener.2021.07.045

2021
34 Large converse magnetoelectric effect in Sm doped Pb(Mg1/3Nb2/3)-PbTiO3 and NiFe2O4 laminate composite Dinesh Kumar, Shashaank Gupta, Atal Bihari Swain, V.Subramanian, Myoor K.Padmanabhan and Roop L.Mahajan Journal of Alloys and Compounds

Volume: 858 Page: 157684 DOI: doi.org/10.1016/j.jallcom.2020.157684

2021
35 Substantial magnetoelectric response in 2/3[Pb(Mg1/3Nb2/3)O3]-1/3[PbTiO3]-CoFe2O4 Composites Ganesha Channagoudra, Ajay Kumar Saw, Koushik Dey, Deepa Xavier, Venkatesh R., V. Subramanian, D.K.Shukla, Vijaylakshmi Dayal Journal of Alloys and Compounds

Volume: 863 Page: 158504 DOI: doi.org/10.1016/j.jallcom.2020.158504

2021
36 Strain transfer in ferroelectric-ferrimagnetic magnetoelectric composite Sujoy Saha, Ram Prakash Singh, Ying Liu, Atal Bihari Swain, Amritesh Kumar, V. Subramanian, A. Arockiarajan, G. Srinivasan, and Rajeev Ranjan Physical Review B

Volume: 103 Page: L140106

2021
37 Enhanced shielding of electromagnetic radiations with flexible, light-weight, and conductive Ag-Cu/MWCNT/rGO architected PVDF nanocomposite films Kumaran Rengaswamy, Vinaya Kumar Asapu, Alagar Muthukaruppan, Dinesh Kumar Sakthivel, Subramanian Venkatachalam, Dinakaran Kannaiyan Polymers for Advanced Technologies

Volume: 32(9) Page: 3759 DOI: doi.org/10.1002/pat.5395

2021
38 Enhanced H2 evolution through water splitting using TiO2/ultrathin g-C3N4: A type II heterojunction photocatalyst fabricated by in situ thermal exfoliation Nasima Khatun, Sutapa Dey, Tamilselvan Appadurai, Aravind K Chandiran, Somnath C Roy Applied Physics Letters

Volume: 119 Page: 093901 DOI: doi.org/10.1063/5.0061923

2021
39 Absorption enhanced EMI shielding using silver decorated three-dimensional porous architected reduced graphene oxide in polybenzoxazine matrix R. Kumaran, A. Vinaya kumar, S. Ramaprabhu, V. Subramanian New Journal of Chemistry

DOI: 10.1039/D1NJ03536C

2021
40 Miniaturized metamaterial absorber based on a high permittivity substrate Anjali Murugan, Lincy Stephen, V Subramanian Journal of Applied Physics

Volume: 130 Page: 113104 DOI: doi.org/10.1063/5.0060696

2021
41 Unravelling atomically resolved structure of a high-k dielectric oxidesemiconductor interface: Exit wave reconstruction and ab-initio calculation insights Mahabul Islam, Piu Rajak, Satyesh K Ydav, Somnath C Roy, Somnath Bhattacharyya Journal of Alloy and Compounds

Volume: 813 Page: 152232 DOI: 10.1016/j.jallcom.2019.152232

2020
42 Geometry dependent performance limits of stretchable reduced graphene oxide interconnects: The role of wrinkles Tushar Sakorikar, V. Pramitha, and Manu Jaiswal Carbon

Volume: 158 Page: 864 DOI: 10.1016/j.carbon.2019.11.070

2020
43 Engineering resonance modes for enhanced magnetoelectric coupling in bilayer laminate composites for energy harvesting applications Atal Bihari Swain, S. Dinesh Kumar, V. Subramanian, and P.Murugavel Phys. Rev. Applied

Volume: V13, No.2 Page: 024026 DOI: 10.1103/PhysRevApplied.13.024026

2020
44 Measurement of viscoelastic properties of the cellular cytoplasm using optically trapped Brownian probes Vaippully, Rahul; Ramanujam, Vaibavi; Bajpai, Saumendra; Roy, Basudev Journal of Physics Condensed Matter

2020
45 Charge transfer mediated photoluminescence enhancement in carbon dots embedded in TiO2 nanotube matrix Anu Babusenan, B.Pandey, Somnath C.Roy, JayeetaBhattacharyya Carbon

Volume: 161 Page: 535 DOI: https://doi.org/10.1016/j.carbon.2020.01.097

2020
46 Gapless ground state in the archetypal quantum kagome antiferromagnet ZnCu3(OH)6Cl2 P. Khuntia, M. Velazquez, Q. Barthélemy, F. Bert, E. Kermarrec, A. Legros, B. Bernu, L. Messio, A. Zorko, and P. Mendels Nature Physics

Volume: 16 Page: 469 DOI: 10.1038/s41567-020-0792-1

2020
47 Neutron pairing with medium polarization beyond the Landau approximation M. Urban and S. Ramanan Physical Review C

Volume: 101 Page: 035803 DOI: 10.1103/PhysRevC.101.035803

2020
48 Charge transfer mediated photoluminescence enhancement in carbon dots embedded in TiO2 nanotube matrix Anu B, B Pandey, Somnath C Roy, Jayeeta Bhattacharya Carbon

Volume: 161 Page: 535 DOI: https://doi.org/10.1016/j.carbon.2020.01.097

2020
49 High Photo-electrochemical performance of reduced graphene oxide wrapped, CdS functionalized, TiO2 multi-leg nanotubes Y Rambabu, Swati Dhua, Manu Jaiswal, Somnath C Roy Nanotechnology

Volume: Accepted DOI: https://doi.org/10.1088/1361-6528/ab84a0

2020
50 CuO/Cu2O nanoflake/nanowire heterostructure photocathode with enhanced surface area for photoelectrochemical solar energy conversion Subish John, Somnath C Roy Applied Surface Science

Volume: 509 Page: 144703 DOI: https://doi.org/10.1016/j.apsusc.2019.144703

2020
51 Normal coordinates based on curved tangent space Hari K, Dawood Kothawala Phys. Rev. D 101, 124066

2020
52 Varying without varying: Reparameterisations, Diffeomorphisms, General Covariance, Lie derivatives, and all that Dawood Kothawala submitted

2020
53 Room-temperature magnetization reversal and magnetocaloric switching in Fe substituted GdMnO3 Arnab Pal, Manu Mohan, Adyam Venimadhav, and P. Murugavel Phys. Rev. Materials

Volume: 4 Page: 044407 DOI: 10.1103/PhysRevMaterials.4.044407

2020
54 Anisotropic asymmetric transmission of circularly polarized terahertz waves in a three dimensional spline assembly C. K. Amaljith, C. Venkateswaran, V. Subramanian, Zhengbiao Ouyang and N. Yogesh Optics Letters

Volume: 45 Page: 2315-2318 DOI: https://doi.org/10.1364/OL.388646

2020
55 Engineering resonance modes for enhanced magnetoelectric coupling in bilayer laminate composites for energy harvesting applications Atal Bihari Swain, S. Dinesh Kumar, V.Subramanian and P.Murugavel Phys. Rev. Applied

Volume: 13 Page: 024026 DOI: https://link.aps.org/doi/10.1103/PhysRevApplied.13.024026

2020
56 Polycyclic Aromatic Hydrocarbons as a source for CH$_n^+$ (n = 4-6) and C3H2 in the ISM Roby Chacko, Shreyak Banhatti, Saroj Barik, G. Aravind Astrophysical Journal

Volume: 896 Page: 130 DOI: doi.org/10.3847/1538-4357/ab8fb1

2020
57 Template-free fabrication of BiFeO3 nanorod arrays: multiferroic and photo-electrochemical performances Swati Dhua, Hideto Furuno, Tomoyuki Homma, Nobuo Saito, Somnath C Roy Nanotechnology

Volume: Article In Press DOI: https://doi.org/10.1088/1361-6528/ab9132

2020
58 Stacking angle dependent multiple excitonic resonances in bilayer tungsten diselenide Ankit Arora, Pramoda K. Nayak, Tejendra Dixit, K. Lakshmi Ganapathi, Ananth Krishnan, and M. S. Ramachandra Rao Nanophotonics

DOI: doi.org/10.1515/nanoph-2020-0034

2020
59 Polarization driven self-biased and enhanced UV–visible photodetector characteristics of ferroelectric thin film Pranab Parimal Biswas, Subhajit Pal, V Subramanian and P Murugavel J. Phys. D.: Appl. Phys.

Volume: 53 Page: 275302 DOI: https://doi.org/10.1088/1361-6463/ab83c3

2020
60 Evidence for a three-dimensional quantum spin liquid in PbCuTe2O6 S. Chillal, Y. Iqbal, H. O. Jeschke, J. A. Rodriguez-Rivera, R. Bewley, P. Manuel, D. Khalyavin, P. Steffens, R. Thomale, A. T. M. N. Islam, J. Reuther, B. Lake Nature Communications

Volume: 11 Page: 2348 DOI: 10.1038/s41467-020-15594-1

2020