Department of Physics

Indian Institute Of Technology Madras , Chennai

Shortlisted candidates (Phase II) List of shortlisted candidates for PhD admissions July 2020 under Phase II
Ph.D. Admission (Phase II), July 2020 Candidates with INSPIRE fellowship and from Centrally Funded Technical Institute will be shortlisted. The interview dates for these candidates will be on 13th and 14th of July 2020. Call letters to the shortlisted candidates will be sent to their email ids in due course.
Seminar Channel Online seminars on Quantum Field Theory and String Theory

Dr. Rajesh Narayanan

HSB 311A

DESIGNATION

Professor

Ph.D.

University of Oregon

CURRENT RESEARCH INTEREST

Condensed Matter Theory: Quantum Field Theories applied to condensed matter systems, Quantum Phase Transitions, Strong disorder physics

CONTACT

044 - 2257 4858

rnarayanan@iitm.ac.in

RESEARCH GROUPS

Research Group Page

Current Research :

Recent Publications :

Holographic approach to entanglement entropy in disordered systems

Rajesh Narayanan, Chanyong Park, and Yun-Long Zhang

Phys. Rev. D 99, 046019 (2019)

Volume: 99 Page: 046019 DOI: https://doi.org/10.1103/PhysRevD.99.046019

Year: 2019

Tuning a random-field mechanism in a frustrated magnet

Shashikant Singh Kunwar, Arnab Sen, Thomas Vojta, and Rajesh Narayanan

Phys. Rev. B 98, 024206 (2018)

Volume: 98 Page: 024206 DOI: https://doi.org/10.1103/PhysRevB.98.024206

Year: 2018

Emergent infinite-randomness fixed points from the extensive random bipartitions of the spin-1 Affleck-Kennedy-Lieb-Tasaki topological state

Min Lu, Wen-Jia Rao, Rajesh Narayanan, Xin Wan, and Guang-Ming Zhang

Phys. Rev. B 94, 214427 (2016)

Volume: 94 Page: 214427 DOI: https://doi.org/10.1103/PhysRevB.94.214427

Year: 2016

Intertwined nematic orders in a frustrated ferromagnet

Yasir Iqbal, Pratyay Ghosh, Rajesh Narayanan, Brijesh Kumar, Johannes Reuther, and Ronny Thomale

Phys. Rev. B

Volume: 94 Page: 224403

Year: 2016

Strong-randomness phenomena in quantum Ashkin-Teller models

Hatem Barghathi, Fawaz Hrahsheh, Jose A. Hoyos, Rajesh Narayanan, Thomas Vojta,

Physica Scripta

Volume: T165 Page: 014040

Year: 2015

Emerging criticality in the disordered three-color Ashkin-Teller model.

Qiong Zhu, Xin Wan, Rajesh Narayanan, José A. Hoyos, Thomas Vojta,

Phys. Rev. B

Volume: 91 Page: 224201

Year: 2015

Strong-randomness infinite-coupling phase in a random quantum spin chain

Fawaz Hrahsheh, Rajesh Narayanan, José A. Hoyos, Thomas Vojta

Phys. Rev. B.

Volume: 89 Page: 014401

Year: 2014

Density of states in Graphene with vacancies: Midgap power-law and frozen multifractality.

V. Haefener, J. Schindler, N. Weik, T. Mayer, S. Balakrishnan, R. Narayanan, S. Bera, and F. Evers

Phys. Rev. Lett.

Volume: 113 Page: 186802

Year: 2014

Influence of spin fluctuations near the Mott transition: a DMFT study

Serge Florens, Priyanka Mohan, C. Janani, T. Gupta, R. Narayanan,

Europhys. Lett.

Volume: 103 Page: 17002

Year: 2013

Localised zero-energy modes in the Kitaev model with vacancy-disorder

Santhosh G., V. Sreenath, Arul Lakshminarayan, Rajesh Narayanan

Phys. Rev. B

Volume: 85 Page: 054204

Year: 2012

Fractional quantum Hall states in two-dimensional electron systems with anisotropic interactions

Hao Wang, Rajesh Narayanan, Xin Wan, and Fuchun Zhang,

Phys. Rev. B.

Volume: 86 Page: 035122

Year: 2012

Influence of superohmic dissipation on a disordered quantum critical point.

Thomas Vojta, J. A. Hoyos, Priyanka Mohan, and Rajesh Narayanan,

J. Phys.: Condens. Matter

Volume: 23 Page: 094206

Year: 2011

Dissipative spin dynamics near a quantum critical point: Numerical Renormalization Group and Majorana diagrammatics

Serge Florens, Axel Freyn, Davide Venturelli, and Rajesh Narayanan

Phys. Rev. B

Volume: 84 Page: 155110

Year: 2011

On the Spin Boson Model

S. Florens, D. Venturelli, and R. Narayanan

Lecture Notes in Physics series,

Volume: 802 Page: 145

Year: 2010

Influence of Local Moment Fluctuations on the Mott-Transition

C. Janani, T. Gupta, S. Florens, and R. Narayanan,

Lecture Notes in Physics series

Volume: 802

Year: 2010

Infinite randomness and "quantum" Griffiths effects in a classical system: the randomly layered Heisenberg magnet

Priyanka Mohan, Rajesh Narayanan, Thomas Vojta

Phys. Rev B.

Volume: 82 Page: 195445

Year: 2010

An Anomalously Elastic, Intermediate Phase in Randomly Layered Superfluids, Superconductors, and Planar Magnets

Priyanka Mohan, Paul M. Goldbart, Rajesh Narayanan, John Toner, Thomas Vojta

Phys. Rev. Lett

Volume: 105 Page: 085301

Year: 2010

Elastic properties of graphene flakes: Boundary effects and lattice vibrations. S. Bera, A. Arnold, F. Evers, R. Narayanan, and P. Wlfle

S. Bera, A. Arnold, F. Evers, R. Narayanan, and P. Woelfle

Phys. Rev. B

Volume: 82 Page: 195445

Year: 2010

Griffiths phase in the thermal quantum hall effect.

A. Mildenberger, F. Evers, R. Narayanan, A.D. Mirlin and K.Damle

Phys. Rev. B (Rapid Communications) 73, 121301(R), (2006).

Year: 2006

Order parameter symmetry and mode coupling effects at dirty superconducting quantum phase transitions

Rastko Sknepnek, Thomas Vojta and Rajesh Narayanan

Phys. Rev. B. 70, 104514, (2004).

Year: 2004

Transport anomalies and marginal Fermi-liquid effects at a quantum critical point

D. Belitz, S. L. Sessions, T. R. Kirkpatrick, R. Narayanan and T. Vojta

International Journal of Modern Physics B 17, 5041 (2003).

Year: 2003

Transport anomalies and marginal Fermi liquid effects at a quantum critical point

D. Belitz, T.R. Kirkpatrick, R. Narayanan and T. Vojta

Phys. Rev. Lett. 85, 4602, (2000).

Year: 2000

On the critical behavior of disordered quantum magnets: The relevance of rare regions

R. Narayanan, T. Vojta, D. Belitz, and T.R. Kirkpatrick

Phys. Rev. Lett. 82, 5132 (1999).

Year: 1999

Influence of rare regions on magnetic quantum phase transitions

R. Narayanan, T. Vojta, D. Belitz, and T.R. Kirkpatrick

Phys. Rev. B. 60, 10150, (1999).

Year: 1999

Effects of rare regions on magnetic quantum phase transitions

R. Narayanan, T. Vojta, D. Belitz, and T.R. Kirkpatrick, Ann

Phys. 8, 185, (1999).

Year: 1999

Quantum critical behavior of itinerant ferromagnets

T. Vojta, D. Belitz, T.R. Kirkpatrick and R. Narayanan

Ann. Phys. 8, 593, (1999).

Year: 1999

Quantum critical behavior of clean itinerant ferromagnets

T. Vojta, D. Belitz, R. Narayanan and T.R. Kirkpatrick

.Phys. B103, (1997) 451.

Year: 1997

Breakdown of Landau-Ginzburg-Wilson theory for certain quantum phase transitions

T. Vojta, D. Belitz, R. Narayanan and T.R. Kirkpatrick

Europhys. Lett., 36 (3), (1996), 191

Year: 1996

Boundary multifractality in critical 1d systems with long-range hopping.

A. Mildenberger, A. Subramaniam, R. Narayanan, F. Evers I. A. Gruzberg and A. D. Mirlin

Cond-matt/0611713, submitted to Phys. Rev. B