Dr. Barnali Ghosh (Saha)
Condensed Matter Physics and Material Sciences

   Telephone no.(office):
    +91 33 2335-5706-08

   Extension no: 447

Educational Background:

  • Ph.D (Physics) - University of Kalyani, 1998
  • Professional background:

    Research Associate:

    1998-2001: University of Kalyani, And Visiting lecturer at Kalyani Govt. Engineering College

    2001-02 & 2002-04: IISC, Bangalore (SSCU & Department of Physics).

    S.N. Bose National Centre, Kolkata:

    Scientist under Women Scientist Scheme (WOS-A), DST 2004-2007 & 2009-20011

    Visiting Faculty Fellow: 2007-2009

    Research Scientist-D: 2011-2013

    Scientist-E (Technical cell) :2013-18

    Scientist-F: 2019-till date

    Main area of Research:

    Experimental Condensed Matter Physics and Materials Sciences, Nano science and NanoTechnology

    Areas of Research:

    Physics of magnetic Oxides, Growth of oxide nanowires and nanotubes; Transport Measurements on single nnaowires; Use of Neutron scattering for magnetism in nanomaterials, crystallographic Structural study of nanmaterials using synchrotron and neutron diffraction techniques, Application of oxide nanowire films and array in gas sensing and isotopic gas separation, Growth of expitaxial thin film of perovskite and binary oxides by PLD. Device fabrication using different lithographic techniques: photo litho, e-beam and ion beam lithography. Physics of interface study using cross sectional TEM study. Low temperature electrical transport, Magnetotransport properties study. Study on thin film transistors (TFT), Photoconductivity measurements etc. Gas sensing activity using perovskite halides and in heterojunction of metal oxides.

    Few recent publications:

    • High sensitivity NH3 gas sensor with electrical readout made on paper with perovskite halide as sensor material, Avisek Maity, A. K. Raychaudhuri and Barnali Ghosh, Scientific Reports | (2019) 9:7777
    • ZnO/Si nanowires heterojunction array based nitric Oxide (NO) gas sensor with noise limited detectivity approaching 10 ppb Chandan Samanta, Ankita Ghatak , A K Raychaudhuri and Barnali Ghosh, Nanotechnology 30 (2019) 305501
    • Fast response paper based visual color change gas sensor for efficient ammonia detection at room temperature Avisek Maity and Barnali Ghosh, Scientific Reports (2018) 8:16851







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