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INDIAN INSTITUTE OF SCIENCE EDUCATION AND RESEARCH KOLKATA

... towards excellence in science

An Autonomous Institution, Under the Ministry of Education, Government of India

Sourin Das

Professor
Dept: Physical Sciences (DPS)
E-mail: sourin [at] iiserkol.ac.in

All Publications:

  1. 2022."For an updated list of my publications/preprints, please see https://arxiv.org/find/all/1/au:+Das_Sourin/0/1/0/all/0/1." -, -, -
  2. Maiti, Tanmay; Agarwal, Pooja; Purkait, Suvankar; Sreejith, J G; Das, Sourin; Biasiol, Giorgio; Sorba, Lucia and Karmakar, Biswajit. 2021."Temperature dependent equilibration of spin orthogonal integer/fractional quantum Hall edge modes, arXiv:2106.15848 [cond-mat.mes-hall]." Phys. Rev. B, 104, 085304
  3. Varma, Anant V and Das, Sourin. 2021."Simulating many-body non-Hermitian PT-symmetric spin dynamics, arXiv:2012.13415 [quant-ph]." Phys. Rev. B, 104, 035153
  4. Ratnakar, Amulya and Das, Sourin. 2021."Enhancement in tunneling density of states in Luttinger liquid -- role of non-local interaction." arXiv:2012.13414 [cond-mat.mes-hall], Phys. Rev. B, 104, 045402
  5. Mukhopadhyay, Aabir and Das, Sourin. 2021."Thermal signature of Majorana fermions in Josephson junction." arXiv:1912.13028 [cond-mat.mes-hall], Phys. Rev. B, 103, 144502
  6. Varma, Anant V.; Mohanty, Ipsika and Das, Sourin. 2021."Temporal correlation beyond quantum bounds in non-Hermitian PT- symmetric dynamics of a two level system." arXiv:1907.13400 [quant-ph], J. Phys. A: Math. Theor., 54, 115301
  7. Singh, Ankit Kumar; Das, Antariksha; Das, Sourin and Ghosh, Nirmalya. 2020."Spin selective scattering modes in random anisotropy optical medium." arXiv:1912.13235 [physics.optics], Phys. Rev. A , 102, 033518
  8. Maiti, Tanmay; Agarwal, Pooja; Agarwal, Pooja; Sreejith, G J; Das, Sourin; Biasiol, Giorgio; Sorba, Lucia and Karmakar, Biswajit. 2020."Magnetic field dependent equilibration of fractional quantum Hall edge modes." arXiv:2006.11621 [cond-mat.mes-hall], Phys. Rev. Lett. , 125, 076802
  9. Roy, Monalisa Singh; Kumar, Manoranjan and Das, Sourin. 2020."Tunneling density of states in a Y junction of Tomonaga-Luttinger liquid wires: A density matrix renormalization group study." arXiv:1912.13040 [cond-mat.str-el], Phys. Rev. B, 102, 035130
  10. Adak, Vivekananda; Roychowdhury, Krishanu and Das, Sourin. 2020."Spin Berry phase in helical edge state: Transport signatures." arXiv:1905.02801 [cond-mat.mes-hall], Phys. Rev. B, 102, 035423
  11. Wadhawan, Disha and Das, Sourin. 2020."Dissipation and quantum noise in chiral circuitry." arXiv:1811.07289 [cond-mat.mes-hall], Physica E: Low- dimensional Systems and Nanostructures, 121, 114117
  12. Jana, Sayan; Saha, Arijit and Das, Sourin. 2019."Jackiw-Rebbi zero modes in non-uniform topological insulator nanowire." arXiv:1902.06425 [cond-mat.mes-hall], Phys. Rev. B, 100, 085428
  13. Som, Abhishek and Das, Sourin. 2019."Enhancement of superluminal weak values under Lorentz boost." arXiv:1903.10029 [quant-ph], Modern Physics Letters A, 35, 2050279
  14. Tripathi, Krashna Mohan; Rao, Sumathi and Das, Sourin. 2019."Quantum charge pumping through Majorana bound states." arXiv:1809.00784 [cond-mat.mes-hall], Phys. Rev. B , 99, 085435
  15. Mukherjee, Dibya Kanti; Rao, Sumathi and Das, Sourin. 2018."Fabry–Perot interferometry in Weyl semi-metals." arXiv:1710.06873 [cond-mat.mes-hall], J. Phys.:Condens. Matter, 31, 045302
  16. Wadhawan, Disha; Roychowdhury, Krishanu; Mehta, Poonam and Das, Sourin. 2018."Multielectron geometric phase in intensity interferometry." arXiv:1710.05266 [cond-mat.mes-hall], Phys. Rev. B, 98, 155113
  17. Sahu, Manas Ranjan; Liu, Xin; Paul, Arup Kumar; Das, Sourin; Raychaudhuri, Pratap; Jain, J. K. and Das, Anindya. 2018."Inter-Landau-level Andreev Reflection at the Dirac Point in a Graphene Quantum Hall State Coupled to a NbSe 2 Superconductor." arXiv:1807.07318 [cond-mat.mes-hall], Phys. Rev. Lett., 121, 086809
  18. Paul, Ganesh C.; Saha, Arijit and Das, Sourin. 2018."Spin-selective coupling to Majorana zero modes in mixed singlet and triplet superconducting nanowires." arXiv:1802.05244 [cond-mat.mes-hall], Phys. Rev. B, 97, 205446
  19. Roy, Sthitadhi; Roychowdhury, Krishanu and Das, Sourin. 2016."Pseudospin-valve effect on transport in junctions of three-dimensional topological insulator surfaces." New J. Phys., 18, 073038
  20. Roychowdhury, Krishanu; Wadhawan, Disha; Mehta, Poonam; Karmakar, Biswajit and Das, Sourin. 2016."Quantum Hall realization of polarized intensity interferometry." Phys. Rev. B (Rapid), 93, 220101
  21. Tripathi, Krashna Mohan; Das, Sourin and Rao, Sumathi. 2016."Fingerprints of Majorana Bound States in Aharonov-Bohm Geometry." Phys. Rev. Lett. , 116, 166401
  22. Das, Sourin. 2016."Spin Polarised Tunneling Probe for Two and Three Dimensional Dirac Metals." Journal of the Indian Institute of Science, 96, 137
  23. Wadhawan, Disha; Mehta, Poonam and Das, Sourin. 2016."Geometric phase in p-n junctions of helical edge states." Phys. Rev. B, 93, 085310
  24. Roy, Sthitadhi and Das, Sourin. 2016."Transport signatures of surface potentials on three-dimensional topological insulators." Phys. Rev. B, 93, 085422
  25. Roy, Sthitadhi; Saha, Kush and Das, Sourin. 2015."Probing surface states exposed by crystal terminations at arbitrary orientations of 3D topological insulators." Phys. Rev. B , 91, 195415
  26. Roy, Sthitadhi; Soori, Abhiram and Das, Sourin. 2015."Tunnel magnetoresistance scan of a pristine three-dimensional topological insulator." Phys. Rev. B (Rapid), 91, 041109
  27. Das, Sourin and Satija, Indubala I.. 2014."Majorana fermions: Anholonomy of bound states." cond-mat/1409.6139, ., .
  28. Hell, Michael; Das, Sourin and Wegewijs, Maarten R.. 2013."Transport of spin anisotropy without spin currents." Phys. Rev. B , 88, 115435
  29. Viola, Giovanni; Das, Sourin; Grosfeld, Eytan and Stern, Ady. 2012."Thermoelectric Probe for Neutral Edge Modes in the Fractional Quantum Hall Regime." Phys. Rev. Lett. , 109, 146801
  30. Soori, Abhiram; Das, Sourin and Rao, Sumathi. 2012."Magnetic-field-induced Fabry-Pérot resonances in helical edge states." Phys. Rev. B , 86, 125312
  31. Saha, K.; Das, Sourin; Sengupta, K. and Sen, Diptiman. 2011."Spin-polarized STM spectra of Dirac electrons on the surface of a topological insulator." Phys. Rev. B , 84, 165439
  32. Baumgartel, Michael M. E.; Hell, Michael; Das, Sourin and Wegewijs, Maarten R.. 2011."Transport and Accumulation of Spin Anisotropy." Phys. Rev. Lett. , 107, 087202
  33. Das, Sourin and Rao, Sumathi. 2011."Spin-Polarized Scanning-Tunneling Probe for Helical Luttinger Liquids." Phys. Rev. Lett. , 106, 236403
  34. Agarwal, Amit; Das, Sourin and Sen, Diptiman. 2010."Power dissipation for systems with junctions of multiple quantum wires." Phys. Rev. B , 81, 035324
  35. Das, Sourin; Rao, Sumathi and Saha, Arijit. 2009."Resonant charge and spin transport in a T -stub coupled to a superconductor." Eur. Phys. J. B., 72, 139
  36. Agarwal, Amit; Das, Sourin; Rao, Sumathi and Sen, Diptiman. 2009."Enhancement of Tunneling Density of States at a Junction of Three Luttinger Liquid Wires." Phys. Rev. Lett. , 103, 026401
  37. Das, Sourin; Rao, Sumathi and Sen, Diptiman. 2009."Effect of inter-edge Coulomb interactions on transport through a point contact in a 5/2 quantum Hall state." Europhys. Lett. , 86, 037010
  38. Das, Sourin; Rao, Sumathi and Saha, Arijit. 2009."Systematic stability analysis of the renormalization group flow for the normal-superconductor-normal junction of Luttinger liquid wires." Phys. Rev. B , 79, 155416
  39. Grosfeld, Eytan and Das, Sourin. 2009."Probing the neutral edge modes in transport across a point contact via thermal effects in the Read-Rezayi non-abelian quantum Hall states." Phys. Rev. Lett. , 102, 106403
  40. Das, Sourin and Rao, Sumathi. 2008."Duality between normal and superconducting junctions of multiple quantum wires." Phys. Rev. B , 78, 205421
  41. Saha, Arijit and Das, Sourin. 2008."Quantized charge pumping in a superconducting double-barrier structure: Nontrivial correlations due to proximity effect." Phys. Rev. B , 78, 075412
  42. Das, Sourin and V. Shpitalnik, V.. 2008."Quantum pump for fractional charge." Europhys. Lett. , 83, 17004
  43. Das, Sourin; Rao, Sumathi and Saha, Arijit. 2008."Renormalization group study of transport through a superconducting junction of multiple one-dimensional quantum wires." Phys. Rev. B , 77, 155418
  44. Das, Sourin; Rao, Sumathi and Saha, Arijit. 2008."Spintronics with NSN Junction of one-dimensional quantum wires: A study of pure spin current and magnetoresistance." Europhys. Lett. , 81, 67001
  45. Greenbaum, D.; Das, Sourin; Schwiete, G. and Silvestrov, P. G.. 2007."Pure spin current in graphene normal-superconductor structures." Phys. Rev. B , 75, 195437
  46. Das, Sourin; Rao, Sumathi and Sen, Diptiman. 2006."Interedge interactions and fixed points at a junction of quantum Hall line junctions." Phys. Rev. B , 74, 045322
  47. Das, Sourin and Rao, Sumathi. 2005."Effects of interaction on an adiabatic quantum electron pump." Phys. Rev. B , 71, 165333
  48. Das, Sourin and Rao, Sumathi. 2004."Transport through multiply connected quantum wires." Phys. Rev. B , 70, 155420
  49. Das, Sourin; Rao, Sumathi and Sen, Diptiman. 2004."Renormalization group study of the conductances of interacting quantum wire systems with different geometries." Phys. Rev. B , 70, 085318
  50. Das, Sourin and Rao, Sumathi. 2003."Effective action and interaction energy of coupled quantum dots." Phys. Rev. B , 68, 073301
  51. Banerjee, Argha; Das, Sourin and Rao, Sumathi. 2003."Quantised charge pumping through multiple quantum dots." cond-mat/0307324, ., .
  52. Deo, P. Singha; Bandopadhyay, S. and Das, Sourin. 2002."Scattering phase shifts in quasi-one-dimension." Int. Jour. of Mod. Phys. B , 16, 2247