Associate Professor

Dr. Sabyasachi Mukhopadhyay

Department of Physics


  1. Optoelectronic Materials
  2. Molecular Electronics
  3. Atomic Force Microscopy



University of Calutta


Indian Institute of Technology Kharagpur


Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR), Bangalore


  • December 2012 - December 2016, Postdoctoral Fellow | Weizmann Institute of Science, Israel
  • April 2015, Visiting Scientist | Innovation Lab GmbH, Heidelberg, Germany
  • November – December 2012, Visiting Research Associate | Surface Physics and Materials Science Division, Saha Institute of Nuclear Physics, Bidhannagar, Kolkata, India
  • June – October 2012, Senior Research Support Specialist | State University of New York, Albany, USA
  • December 2010 – March 2011, Academic Consultant | (JNCASR part) with Shell (India) Pvt. Ltd
  • July 2009, Academic-Industrial visitor | Nanonics Imaging Inc., Israel

Research Interest

  • Development of low-cost molecular junctions and their electrical characterization
  • Electron transport mechanism across molecular junctions
  • Electrical transport across single molecular junction
  • Development of advanced scanning probe microscope

Awards & Fellowships

  • 2013, Postdoctoral Research Fellowship, PBC Program, Council for Higher Education, Israel
  • 2013, Best poster award, IUMRS-ICA, Bangalore, India
  • 2010, Best student presentation award,11th International Conference on Near Field Optics, Nanophotonics and related Techniques (NFO11), Beijing, China


  • Member of Optical society of America

List of Publications

  • Towards Bioelectronics with Immobilized Proteins: a review of what we (do not) know. - Christopher, B.; Mukhopadhyay, S.; Cahen, D.; Lederman, D., Reports on Progress in Physics (2017)
  • Electron Transport via a Soluble Photochromic Photoreceptor - Mukhopadhyay, S.; Gärtner, W.; Cahen, D.; Pecht I.; Sheves, M., Physical Chemistry Chemical Physics 18, 25671-25675 (2016)
  • Interface Modification by Simple Organic Salts Improves Performance of Planar Perovskite Solar Cells - Siram R.; Das, J.; Mukhopadhyay, S.; Brenner, T. M.; Kedem, M.; Kulbak, M.; Bendikov, T.; Cahen, D.; Hodes G.; Rybtchinski B., Advanced Materials Interfaces 3 (23), 1600506 (2016)
  • Interface-Dependent Ion Migration/Accumulation Controls Hysteresis in MAPbI3 Solar Cells - Levine, I.; Nayak, P.; Wang, J.; Sakai, N.; Reenen, S.; Brenner, T.; Mukhopadhyay, S.; Snaith, H.; Hodes, G.; Cahen, D., The Journal of Physical Chemistry C 120 (30), 16399–16411 (2016)
  • Shunt-Blocking Layers for Semitransparent Perovskite Solar Cells - Hörantner, M.; Nayak, P; Mukhopadhyay, S.; Wojciechowski, K.; Beck, C;  McMeekin, D.;  Kamino, V.;  Eperon, G.; Snaith, H., Advanced Materials Interfaces 3 (10), 1500837 (2016)
  • Conjugated Cofactor Enables Efficient Temperature-Independent Electronic Transport Across ~ 6 nm Long Halorhodopsin - Mukhopadhyay, S.; Dutta, S.; Pecht, I.; Sheves, M.; Cahen, D., Journal of American Chemical Society 137 (45), 11226-11229 (2015)
  • Odd and Even Effect in Molecular Electronic Transport via an Aromatic Ring -Toledano, T.; Sazan, H.; Mukhopadhyay, S.; Alon, H.; Lerman, K.; Bendikov, T.; Major, D. T.; Sukenik, C. N.; Vilan, A.; Cahen, D., Langmuir 30 (45), 13596-13605 (2014)
  • Nanoscale Electron Transport and Photodynamics Enhancement in Lipid-Depleted Bacteriorhodopsin Monomers - Mukhopadhyay, S.; Cohen, S. R.; Marchak, D.; Friedman, N.; Pecht, I.; Sheves, M.; Cahen, D., ACS Nano 8 (8), 7714-7722 (2014)
  • Elucidating the charge carrier separation and working mechanism of CH3NH3PbI3− xClx perovskite solar cells - Edri, E.; Kirmayer, S.; Mukhopadhyay, S.; Gartsman, K.; Hodes, G.; Cahen, D., Nature Communications 5 (2014)
  • In  The  route  towards  low-cost  solution-processed  high  Voc  solar  cells - Edri,  E.;  Kirmayer,  S.;  Barnea-Nehoshtan,  L.;  Mukhopadhyay,  S.;  Kulbak,  M.;  Tidhar,  Y.;  Rybtchinski,  B.;  Cahen,  D.;  Hodes,  G.    Photonics  Conference  (IPC),    IEEE,  443-444 (2014)
  • Why lead methylammonium tri-iodide perovskite-based solar cells require a mesoporous electron transporting scaffold (but not necessarily a hole conductor) -  Edri, E.; Kirmayer, S.; Henning, A.; Mukhopadhyay, S.; Gartsman, K.; Rosenwaks, Y.; Hodes, G.; Cahen, D., Nano Letters 14 (2), 1000-1004 (2014)
  • High Resolution Photocurrent Imaging of Bulk Heterojunction Solar Cells -Mukhopadhyay, S.; Das, A. J.; Narayan, K., The Journal of Physical Chemistry Letters 4, 161-169 (2013)
  • Rationalization of donor-acceptor ratio in bulk heterojunction solar cells using lateral photocurrent studies - Mukhopadhyay, S.; Narayan, K., Applied Physics Letters 100 (16), 163302 (2012)
  • Lateral Photocurrent Scanning of Donor and Acceptor Polymers on Graphene Coated Substrates - Mukhopadhyay, S.; Voggu, R.; Rao, C.; Vidhyadhiraja, N.; Narayan, K., Japanese Journal of Applied Physics 50 (6R), 061602 (2011)
  • Direct observation of charge generating regions and transport pathways in bulk heterojunction solar cells with asymmetric electrodes using near field photocurrent microscopy - Mukhopadhyay, S.; Ramachandra, S.; Narayan, K., The Journal of Physical Chemistry C 115 (34), 17184-17189 (2011)
  • Characteristic noise features in light transmission across membrane protein undergoing photocycle - Das, A. J.; Mukhopadhyay, S.; Narayan, K., The Journal of Chemical Physics 134 (7), 075101 (2011)
  • Fill factor in organic solar cells - Gupta, D.; Mukhopadhyay, S.; Narayan, K., Solar Energy Materials and Solar Cells 94 (8), 1309-1313 (2010)
  • Monitoring intermediate states of bacteriorhodopsin monolayers using near-field optical microscopy - Arun, N.; Mukhopadhyay, S.; Narayan, K., Applied Optics 49 (7), 1131-1138 (2010)

Contact Details

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