Department of Physics

Indian Institute Of Technology Madras , Chennai

Recent Publications

# Titles Authors Journal Year
181 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
182 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
183 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
184 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
185 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
186 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
187 Novel Phase Based Feedback Control for Constant Height Mode Operation in Scanning Near-Field Microwave Microscopy Christopher Hardly Joseph, Venkatachalam Subramanian Studies in Applied Electromagnetics and Mechanics - Ebook

Volume: 44: Electromagnetic Nondestructive Evaluation XXII Page: 20-25 DOI: 10.3233/SAEM190005

2019
188 Unveiling Regions in multi-scale Feynman Integrals using Singularities and Power Geometry B. Ananthanarayan, Abhishek Pal, S. Ramanan and Ratan Sarkar European Physics Journal C

Volume: 79 Page: 1 DOI: 10.1140/epjc/s10052-019-6533-x

2019
189 Raychaudhuri equation with zero point length Sumanta Chakraborty, Dawood Kothawala, Alessandro Pesci Physics Letters B

Volume: 797 Page: 134877 DOI: 10.1016/j.physletb.2019.134877

2019
190 Study of exciton-polaron interaction in pentacene field effect transistors using high sensitive photocurrent measurements Haripriya Kesavan, Subhamoy Sahoo, Sanjoy Jena, Prashanth Kumar Manda, Amogh Kumar Baranwal, Soumya Dutta, Jayeeta Bhattacharyya and Debdutta Ray Journal of Applied Physics

2019
191 Organic field effect transistors (OFETs) of poly(p-phenylenevinylene) fabricated by chemical vapor deposition (CVD) with improved hole mobility Deepak Bhat, Sanjoy Jena, Anu Babusenan, Jayeeta Bhattacharyya and Debdutta Ray Synthetic Metals

2019
192 Estimation of entanglement in bipartite systems directly from tomograms. B. Sharmila, S. Lakshmibala and V. Balakrishnan Q. Infor. Process. 18:236 (1-21) (2019).

DOI: https://doi.org/10.1007/s11128-018-2352-0

2019
193 First-passage properties of mortal random walks: ballistic behavior, effective reduction of dimensionality, and scaling functions for hierarchical graphs. V. Balakrishnan, E. Abad, T. Abil and J. J. Kozak Phys. Rev. E 99, 062110(1-16) (2019).

DOI: DOI: 10.1103/Phys.Rev.E.99.062110

2019
194 Recurrence network analy- sis in a model tripartite quantum system. Pradip Laha, S. Lakshmibala and V. Balakrishnan EPL 125, 60005(1-7) (2019).

2019
195 Nonclassical effects in op- tomechanics: Dynamics and collapse of entanglement. Pradip Laha, S. Lakshmibala and V. Balakrishnan, J. Opt. Soc. Am. B 36, 575-584 (2019).

2019
196 Numerical Modelling Methods for Ultrasonic Wave Propagation Through Polycrystalline Materials S. Shivaprasad, C. V. Krishnamurthy, Abhishek Pandala, Anuraag Saini, Adithya Ramachandran, Krishnan Balasubramaniam Transactions of the Indian Institute of Metals

Volume: 72

2019
197 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
198 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
199 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
200 Superparamagnetic clusters at room temperature, anomalous magnetic coercivity and spin-flop transition in novel dilute antiferromagnetic nanoparticles of La2Fe0. 875Cr0. 125GaO6 Ramchandra Dhal, P Neenu Lekshmi, Dhruba Das, PN Santhosh Journal of magnetism and magnetic materials

Volume: 483 Page: 272 DOI: 101016jjmmm201902060

2019
201 High temperature spin reorientation, magnetization reversal and magnetocaloric effect in 50% Mn substituted polycrystalline ErFeO3 Karthika Chandran, P Neenu Lekshmi, PN Santhosh Journal of Solid State Chemistry

Volume: 279 Page: 120910 DOI: 10.1016/j.jssc.2019.120910

2019
202 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
203 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
204 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
205 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
206 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
207 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
208 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
209 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
210 Giant exchange bias in the single-layered Ruddlesden-Popper perovskite SrLaCo0.5Mn0.5O4 R. R. Das, Priyadarshini Parida, A. K. Bera, Tapan Chatterji, B. R. K. Nanda, P. N. Santhosh Phys. Rev. B

Volume: 98 Page: 184417 DOI: https://doi.org/10.1103/PhysRevB.98.184417

2018