Sourin Das

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

All Publications:

  1. Jana, Sayan; Saha, Arijit and Das, Sourin. 2019."Jackiw-Rebbi zero modes in non-uniform topological insulator nanowire." Phys. Rev. B , 100, 085428
  2. Varma, Anant V.; Mohanty, Ipsika and Das, Sourin. 2019."Temporal correlation beyond quantum bounds in non-hermitian dynamics." quant-ph/1907.13400 , ., .
  3. Som, Abhishek and Das, Sourin. 2019."Enhancement of superluminal weak values under Lorentz boost." quant-ph/1903.10029, ., .
  4. Adak, Vivekananda; Roychowdhury, Krishanu and Das, Sourin. 2019."Spin Berry phase in helical edge state: Transport signatures." arXiv:1905.02801, ., .
  5. Tripathi, Krashna Mohan; Rao, Sumathi and Das, Sourin. 2019."Quantum charge pumping through Majorana bound states." Phys. Rev. B , 99, 085435
  6. Mukherjee, Dibya Kanti; Rao, Sumathi and Das, Sourin. 2018."Fabry–Perot interferometry in Weyl semi-metals." JPCM, 31, 045302
  7. Wadhawan, Disha and Das, Sourin. 2018."Dissipation and quantum noise in chiral circuitry." arXiv:1811.07289 , ., .
  8. Wadhawan, Disha; Roychowdhury, Krishanu; Mehta, Poonam and Das, Sourin. 2018."Multielectron geometric phase in intensity interferometry." Phys. Rev. B , 98, 155113
  9. Sahu, Manas Ranjan; Liu, Xin; Paul, Aru 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." Phys. Rev. Lett. , 121, 086809
  10. Paul, Ganesh C.; Saha, Arijit and Das, Sourin. 2018."Spin-selective coupling to Majorana zero modes in mixed singlet and triplet superconducting nanowires." Phys. Rev. B , 97, 205446
  11. 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
  12. 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
  13. Tripathi, Krashna Mohan; Das, Sourin and Rao, Sumathi. 2016."Fingerprints of Majorana Bound States in Aharonov-Bohm Geometry." Phys. Rev. Lett. , 116, 166401
  14. Das, Sourin. 2016."Spin Polarised Tunneling Probe for Two and Three Dimensional Dirac Metals." Journal of the Indian Institute of Science, 96, 137
  15. Wadhawan, Disha; Mehta, Poonam and Das, Sourin. 2016."Geometric phase in p-n junctions of helical edge states." Phys. Rev. B, 93, 085310
  16. Roy, Sthitadhi and Das, Sourin. 2016."Transport signatures of surface potentials on three-dimensional topological insulators." Phys. Rev. B, 93, 085422
  17. 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
  18. Roy, Sthitadhi; Soori, Abhiram and Das, Sourin. 2015."Tunnel magnetoresistance scan of a pristine three-dimensional topological insulator." Phys. Rev. B (Rapid), 91, 041109
  19. Das, Sourin and Satija, Indubala I.. 2014."Majorana fermions: Anholonomy of bound states." cond-mat/1409.6139, ., .
  20. Hell, Michael; Das, Sourin and Wegewijs, Maarten R.. 2013."Transport of spin anisotropy without spin currents." Phys. Rev. B , 88, 115435
  21. 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
  22. Soori, Abhiram; Das, Sourin and Rao, Sumathi. 2012."Magnetic-field-induced Fabry-Pérot resonances in helical edge states." Phys. Rev. B , 86, 125312
  23. 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
  24. Baumgartel, Michael M. E.; Hell, Michael; Das, Sourin and Wegewijs, Maarten R.. 2011."Transport and Accumulation of Spin Anisotropy." Phys. Rev. Lett. , 107, 087202
  25. Das, Sourin and Rao, Sumathi. 2011."Spin-Polarized Scanning-Tunneling Probe for Helical Luttinger Liquids." Phys. Rev. Lett. , 106, 236403
  26. Agarwal, Amit; Das, Sourin and Sen, Diptiman. 2010."Power dissipation for systems with junctions of multiple quantum wires." Phys. Rev. B , 81, 035324
  27. 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
  28. 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
  29. 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
  30. 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
  31. 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
  32. Das, Sourin and Rao, Sumathi. 2008."Duality between normal and superconducting junctions of multiple quantum wires." Phys. Rev. B , 78, 205421
  33. 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
  34. Das, Sourin and V. Shpitalnik, V.. 2008."Quantum pump for fractional charge." Europhys. Lett. , 83, 17004
  35. 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
  36. 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
  37. Greenbaum, D.; Das, Sourin; Schwiete, G. and Silvestrov, P. G.. 2007."Pure spin current in graphene normal-superconductor structures." Phys. Rev. B , 75, 195437
  38. 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
  39. Das, Sourin and Rao, Sumathi. 2005."Effects of interaction on an adiabatic quantum electron pump." Phys. Rev. B , 71, 165333
  40. Das, Sourin and Rao, Sumathi. 2004."Transport through multiply connected quantum wires." Phys. Rev. B , 70, 155420
  41. 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
  42. Das, Sourin and Rao, Sumathi. 2003."Effective action and interaction energy of coupled quantum dots." Phys. Rev. B , 68, 073301
  43. Banerjee, Argha; Das, Sourin and Rao, Sumathi. 2003."Quantised charge pumping through multiple quantum dots." cond-mat/0307324, ., .
  44. Deo, P. Singha; Bandopadhyay, S. and Das, Sourin. 2002."Scattering phase shifts in quasi-one-dimension." Int. Jour. of Mod. Phys. B , 16, 2247