Invited talks (only conference/workshop talks listed)

Recent (2021- )

• Chaotic percolation in maximum-density dimer packings and implications for spin liquids and topological superconductors, Discussion meeting on Fractionalized Quantum Matter, ICTS-TIFR Bengaluru (July 2025)

• Anti(monomer) walks, Indo-French Workshop on classical and quantum dynamics out of equilibrium, ICTS-TIFR Bengaluru (December 2024)

• Random geometry of maximum matchings of disordered graphs, Workshop on Current Outlook on Geometry, Ergodic Theory, and Number Theory COGENT-2024, TIFR Mumbai (November 2024)

• Quantum spin liquids and their instabilities, Cefipra Workshop on Topology and Entanglement in Quantum Matter, Toulouse France (June 2024)

• Monomer percolation, StatPhysKolkata 2023, SN Bose Center Kolkata (December 2023)

• Flux fractionalization transition in anisotropic S=1 kagome antiferromagnets and dimer-loop models, ICTP Conference on Fractionalization and Emergent Gauge Fields in Quantum Matter 2023, Trieste, Italy (December 2023)

• Vacancy induced local moments, QMAT2023 NISER Bhubaneshwar (November 2023)

• Impurity induced local moments in frustrated magnets, SCES Satellite Workshop Quantum Magnetism and Topology 2023,  Pohang South Korea (June 2023)

• Gallai-Edmonds percolation, Workshop on Statistical Physics of Complex Systems, ICTS Bengaluru (December, 2022)

• Monomers, valence bonds, and Curie tails in magnets, CEFIPRA Workshop on Frustrated Magnetism, Bordeaux (online, October 2022)

• Monomer percolation transitions, International Workshop on Frustrated Magnets and Metals, ICTS Bengaluru (online, September 2022)

• Dulmage Mendelsohn percolation and its consequences, International Workshop on Paths to Quantum Field Theory Durham UK (online, August 2022)

• Geometry of maximally packed dimer models and topologically protected zero modes on site-diluted bipartite lattices, Recontres du Vietnam Workshop: Topological quantum electrons interacting in person, (ICISE, Quy Nhon, July 2022)

• Dulmage-Mendelsohn Percolation, Statistical Mechanics Community Meeting ICTS  Bengaluru (February 2022)

• Emergent moments and random singlet susceptibility of a Majorana spin liquid, QMAT2021, (online, December 2021)

• Dulmage-Mendelsohn percolation, JNU Workshop on Current Trends in non-equilibrium physics (online, December 2021)

• Dulmage-Mendelsohn percolation, APCTP-IACS-KIAS International Workshop (online, November 2021)

• Dulmage-Mendelsohn percolation, International Conference on Interdisciplinary Topics in Advanced Materials 2021, JNCASR Bengaluru (online, July 2021)

• Dulmage-Mendelsohn percolation, Annual Colloquium of the School of Technology and Computer Science,  TIFR (March 2021).

Older: (2006-20)

• Emergent moments and random singlet susceptibility of a SU(2) symmetric Majorana spin liquid, ICTS Workshop Novel Phases of Quantum Matter, Bengaluru (January 2020)

• Strong-disorder fixed point in a two dimensional frustrated magnet, APCTP-IACS-IITB International Workshop, IIT Bombay, Mumbai (November 2019)

• Thermodynamic signature of two-step melting of three-sublattice order, 3rd Asia-Pacific Workshop on Quantum Magnetism, T. D. Lee Center, Jiao Tong University, Shanghai (November 2019)

• Disorder-induced local moments in a SU(2) symmetric Majorana spin liquid, IBS-PCS-KIAS Workshop on Frustrated Magnetism, Institute for Basic Sciences, Daejon (2019 October)

• Crossovers and disorder-robust zero modes in diluted graphene, QMAT, IISc Bengaluru (July 2019)

• Disorder-robust zero modes in diluted graphene, Conference on Condensed Matter Physics 2019 (CCMP-19), Liyang  (June 2019).

• Frustrated transverse field ising models, 2nd Asia-Pacific Workshop on Quantum Magnetism, ICTS, Bengaluru ( December 2018)

• Multicritical melting of three-sublattice order, Invited talk at the International School and Workshop on Frustrated Magnetism at IMSc Chennai (April 2017)

• Melting of three-sublattice order in easy-axis magnets, Invited talk at the International Workshop on Low Dimensional Quantum Magnetism at EPFL Lausanne (September 2016)

• Defect induced spin textures in frustrated magnets, Invited talk at the ICTS Workshop on Condensed Matter Physics at ICTS, Bengaluru (June 2016)

• Vacancy-induced low energy states in undoped graphene,  Invited talk at the International Workshop on Disordered Quantum Systems at IMSc Chennai (March 2016)

• $c>1$ multicritical phenomena in frustrated magnets, Invited talk at the ICTS-TIFR Workshop on Field Theories of Condensed Matter Systems, Bengaluru (December 2015)

• Sign-problem free Quantum Monte Carlo method for certain frustrated quantum magnets, Invited talk at the IUPAP Conference on Computational Physics CCP2015, Guwahati (December 2015)

• Crossover from Dyson to Gade-Wegner asymptotics in the chiral orthogonal class of two dimensional disordered systems, Invited talk at the International Workshop on Non-equilibrium Statistical Physics NESP15 at ICTS-TIFR Bengaluru (October 2015)

• Cluster algorithms for frustrated classical and quantum Ising magnets, Invited talk at the ECT* workshop on Recent Advances in Monte Carlo methods, Trento (October 2015)

• Vacancy induced Majorana zero modes in an SU(2) symmetric Majorana spin liquid, Invited Talk at the ICTP Workshop on ``Frustration, Disorder and Localization: Statics and Dynamics'', Trieste (September 2015)

• Multicritical behaviour of easy-axis triangular lattice antiferromagnets, Invited talk at the ICTP Workshop ``Novel Materials meet Novel Theories'',  Trieste (August 2015)

• Two-step melting of three-sublattice order, Invited talk at the ICTP-JNU workshop on Frustrated Magnetism (Feb 2015)

• Deconfined criticality on the honeycomb lattice, Invited talk at the Nordita Workshop on Novel Directions in Frustrated and Critical Magnetism, Stockholm (July 2014)

• Fractional spin textures in SCGO,  Invited talk at FRAGNETS12, the KITP conference on Frustrated Magnets (October 2012)

• Vacancy defects in a frustrated magnet, Invited talk at InnovationsSCES-12, the ICTP workshop on Innovations in Strongly Correlated Electronic Systems, Trieste (August 2012).

• Random matrix theory of Andreev conductance,  Invited talk at the ICTS Random Matrix Theory workshop, Bangalore (January 2012).

• Spin textures in frustrated magnets, Invited talk at Indian Academy of Sciences sponsored Indo-Swedish meeting on Magnetism, Coorg (November 2011)

• Distribution of Andreev conductance of a superconducting quantum dot, Invited talk at the fifth Indo-Israeli Condensed Matter Physics Meeting, Kochi (October 2011)

• Fractional spin textures in SCGO,  Invited talk at HRI international Workshop on Condensed Matter Physics, Allahabad (October 2011)

• Impurity spin textures in quantum critical systems, Invited talk at the ICTP workshop on Synergies between Field Theory and Exact Computational Methods, Trieste, Italy (July 2011)

• Defect-induced fractional moments in the frustrated magnet SCGO, Invited talk at the Toulouse Workshop of Quantum Magnetism and Strongly Correlated Systems, Toulouse, France (July 2011)

• Quasiparticle fractionalization in frustrated magnets, Invited presentation at the Kavli Indo-US Forum organized symposium Frontiers of Science 2011, Irvine, USA (April 2011)

• NMR lineshape in SCGO, Invited talk at the annual meeting of the German Physical Society (March 2011).

• Fractional spins in the frustrated magnet SCGO, Invited talk at the international conference ICONQUEST10 in NPL, Delhi (December 2010)

• Fractional spin textures in a classical spin liquid, Invited talk at Asia-Pacific Center for Theoretical Physics Condensed Matter Theory Workshop Pohang (May 2010)

• Fractional spin textures in SCGO, Invited talk at `Perspectives in Highly Frustrated Magnetism', MPIPKS Dresden (April 2010)

• Impurity effects near quantum critical points, Invited talk at the Golden Jubilee conference of IIT Kanpur (February 2010)

• Quarter-integer spins in SCGO, Invited talk at `MSM09' conference on Magnetism, Superconductivity and Materials, Kolkata (November 2009)

• Impurity effects in quantum antiferromagnets, Invited talk at `Recent Progress in Many-Body theories-15, Ohio State University, Columbus, Ohio, U.S.A (July 2009)

• Quarter integer spins in SCGO?,  Invited talk at `Frustration-Euro-Japan 2009', Lyon, France (May 2009)

• Collinear order of triangular lattice antiferromagnets with easy-axis anisotropy, Invited talk at the International Conference on Strongly Correlated Systems, IACS, Kolkata (March 2009)

• Variational approach to $S=1$ easy axis magnets on the triangular lattice,  Invited talk at the Indo-Israel Condensed Matter Physics Meeting, Zfat, Israel (Nov. 2008)

• Semiclassical spin liquid state of easy axis Kagome magnets, Invited talk at the TIFR-Weizman Meeting 2008 at Weizmann Institute, Israel (May 2008)

• Variational wavefunction approach to frustrated systems, Invited talk at the Indo-Brazil Meeting 2008 at the Brazilian Academy of Sciences, Rio de Janeiro (April 2008)

• Variational wavefunctions for triangular lattice supersolid,  Invited talk at School and Workshop on Highly Frustrated Magnets and Strongly Correlated Systems: From Non-perturbative Approaches to Experiments, Abdus Salam ICTP Trieste (August 2007)

• Low temperature ordering in easy-axis S=1 kagome and triangular lattice antiferromagnets, Invited talk at STATPHYS-KOLKATA Conference (January 2007)

• Easy axis triangular and kagome lattice antiferromagnets, Invited talk at TIFR-WEIZMANN Interaction Meeting (October 2006)

• Anisotropy effects in frustrated quantum magnets, Invited talk, International Conference on Mott Criticality, IISC Bangalore (July 2006)

Organizational

Recent (2021-)

• Member, Highly Frustrated Magnetism 2024 Program Committee (up to July 2025)

• Member, Editorial Board, Texts and Readings in Physical Sciences (TRIPS), Hindustan Book Agency (ongoing)

Earlier (2006-20)

• Member, Organizing committee School and workshop on computational physics IACS Kolkata (2020)

• Member, Program Committee, IUPAP Conference on Computational Physics CCP2020, Boston

• Member, Organizing Committee, SIGN 2017, International Workshop on the Sign Problem, Institute for Nuclear Theory, Univ. of Washington Seattle (2017).

• Member, Organizing Commitee, IUPAP Conference on Computational Physics CCP2015, Guwahati.

• Member, Program Committee, IUPAP Conference on Computational Physics CCP2014, Boston.

• Member, Organizing Committee of the Indo-Israel Condensed Matter Physics Meeting 2014.

• Co-Chair, Frontiers of Science 2013 (Annual flagship event of the Indo-US Science and Technology Forum).  

• Member, Organizing Committee of the Indo-Israel Condensed Matter Physics Meeting 2011.

• Co-organizer for the "ICTS Condensed Matter Physics Program 2011"  (IISc Bengaluru, December 2011)

• Co-organizer for the "ICTS Condensed Matter Physics Program 2010"  (Infosys Campus, Mysuru December 2010)

• Co-proposed and co-organized with H. R. Krishnamurthy, R. Shankar, & V. Tripathi the "ICTS Condensed Matter Physics Program 2009" (Fountain Hotel, Mahabaleshwar, December 2009)

• Co-proposed and co-organized with V. Tripathi, H. R. Krishnamurthy, & T. V. Ramakrishnan  the `Indian Condensed Matter Workshop 2008' under the auspices of the ICTS (Fountain Hotel, Mahabaleshwar, December 2008)

• Co-proposed and co-organized with V. Tripathi and others the inaugural Physics program `Correlated electrons and Frustrated Magnetism 07' of the newly formed International Center of Theoretical Sciences (International Center, Donna Paula, Goa, December 2007).

Academic administration

Current roles

• Member,  Core Committee for entry-level hiring/promotion/tenure @ Natural Sciences Faculty, TIFR Mumbai & equivalent committee @ TIFR Hyderabad

• Member, Program Committee ICTS Bengaluru

Past

• Member, SERB National Expert Committee for Physical Sciences (2020-22)

• Program Committee of the International Center for Theoretical Sciences (ICTS), Bengaluru (up to 2018)

• Appointments Committee of the International Center for Theoretical Sciences (2014).

• Screening Committee of the International Center for Theoretical Sciences. (2013)

• Chair, TIFR MOU Committee