Welcome to Bosanta's homepage

« Previous Page
My Teaching Academics My Research Research Group Publications Openings My family

Academic Profile

Academic Qualifications

  • 2007: Imperial College London, Photonics Group, PhD
    • Thesis title: “Programmable diffractive optics for laser scanning confocal microscopy”.
    • Design and construction high numerical aperture confocal microscopes for optically sectioned fluorescence and brightfield imaging.
    • Incorporation liquid crystal based spatial light modulator for dynamic manipulation of the optical properties of the illumination.
    • Design and construction a programmable reference beam phase stepping interferometer.
    • Development of Labview based softwares for controlling optical systems.
    • Development of the theory of high numerical aperture focusing and computer modelling (Matlab, Maple and Visiquest).
    • Micro processor programming and development of electronic circuits to control the experimental systems.
  • 1999, 2001: NET :JRF(CSIR)
  • 1999: Indian Institute of Technology Delhi, M. Tech. in Applied Optics, Physics (Rank 2)
  • 1997: GATE in Physics (AIR 64)
  • 1997: Indian Institute of Technology Bombay, M. Sc. in Physics (Rank 6)
  • 1994: Cotton College, Gauhati University, B. Sc. (Physics Major) (Rank 1)

Work Experience

  • 1999 - 2000: Lecturer of Physics, FOSMA Maritime Institute, NewDelhi
  • 2001-2007: Lecturer of Physics, Gauhati University
  • 2007-2009 May: Senior Lecturer of Physics, Gauhati University
  • 2009 May-2012 July : Assistant professor of Physics, IIT Guwahati
  • 2012 July-2018 March : Associate professor of Physics, IIT Guwahati
  • 2018 March onwards : Professor of Physics, IIT Guwahati


  • Awarded seniuor membership of OSA and SPIE (2018).
  • Session Chair, Optical Testing and Measurement Session, Photonics Asia conference at Beijing (2014).
  • Paul Foundation (India) scholarship (2004) for overseas studies.
  • Engineering and Physical Sciences Research Council,UK, studentship (2004-2007).
  • Japanese Government (Monbusho) Scholarship (nominated in 2004).

Peer reviewer

  • American Journal of Physics (AAPT Publication)
  • Review of Scientific Instruments (AIP Publication)
  • Journal of Optics (IOP Publication)
  • New Journal of Physics (IOP Publication)
  • Optics Express (OSA Publication)
  • Optics Letters (OSA Publication)
  • IEEE Sensors Journal
  • European Physical Journal Applied Physics
  • Advances in Optics and Photonics (OSA Publication)
  • Journal of the Optical Society of America A (OSA Publication)
  • Applied Optics (OSA Publication)
  • Current Science (Indian Academy of Sciences)
  • Optics Communications (Elsevier)
  • Applied Optics (OSA Publication)
  • AIP Advances (AIP Publication)
  • Applied Physics Letters (AIP Publication)
  • Measurement Science and Technology (IOP Publication)
  • Journal of Physics D: Applied Physics (IOP Publication)
  • Optics and Laser Technology (Elsevier)
  • Optik - International Journal for Light and Electron Optics

Other responsibilities

  • Managing Guest Editor, Optics Communications (Elsevier), Special Issue on Dynamic Light Shaping, 2019-20
  • Chairman, PhD selection committee, Department of Physics, Dec, 2017
  • (Joint) Faculty Advisor, BTech ((Eng. Physics), 2016 batch)
  • Member, DPPC: (Sept, 2016-)
  • Member, IPRMC: (Aug, 2016-)
  • Coordinator: TE-QIP symposium on International year of light and light based technologies, Oct 31, 2015
  • Faculty Advisor, MSc ((Physics), 2014 batch)
  • Covenor (Joint), PhD selection committee, Department of Physics, July, 2014
  • Department representative of central library committee (2012-15)
  • Warden, Umiam Hostel, IITG (2012-2014)
  • Convener (Jointly with Dr. Santabrata Das): QIP-STC on Computational Techniques in Physics, 2011 (at Dept. of Physics, IITG)
  • Convener: Introductory Workshop on Optical Microscopy, June 16 - 17, 2011 (organized by IITG-DBT Biotech Hub)
  • Associate Warden, Umiam Hostel, IITG (2010-2012)

Invited talks

  • " High resolution imaging using laser beam scanning microscopes ", International Day of Light, 16 May 2022 organized by Institute of Advanced Study in Science & Technology (IASST).
  • " Development of novel confocal and image scanning microscopes ", Workshop on Applications of Laser Based Imaging in Material Science (ALBIMS) 11-12 March, 2022 organized by Department of Physics, Jagannath Barooah College.
  • " Towards optical super resolution in a scanning optical microscope ", INTERNATIONAL CONFERENCE ON ADVANCES IN NANO-OPTOELECTRONICS AND ITS APPLICATION Organized by Department of Physics, Rajiv Gandhi University, (12 October 2020).
  • " Can we see a virus ", A webinar on Recent trends in Physics and Allied Sciences Organized by Department of Physics, Abhayapuri College, (23 July 2020).
  • " Light as Information Carrier ", PANE One Day Workshop on Emerging Areas in Science & Technology, Assam Engineering College, (14 March 2020).
  • " Development of a Modal Wavefront Sensor of Light Beams with an Enhanced Linear Response Range ", International Conference on Optics & Electro-Optics XLIII Symposium of Optical Society of India, IRDE Dehradun, (19-22 Oct, 2019).
  • " Optical tweezer: pressing light to work ", Professor Hira Lal Das memorial lecture, Dibrugarh University, Dibrugarh, Assam (24 April 2019).
  • " Vortex beams and Optical trapping ", December 08 (2018), TEQIP sponsored Faculty Development Programme on Recent Advances in Photonics Jorhat Engineering College, Jorhat, Assam.
  • " Optical super resolution : breaking the diffraction barrier ", November 01 (2018), Optics Outreach program at Pub Kamrup College, Assam.
  • " Shaping a beam of light ", May 16 (2018), International Day of light, USTM Meghalaya.
  • " Basics of Lasers ", January 21 (2018), DST-INSPIRE Science Camp, DR College, Golaghat.
  • " Shaping a light beam using holography ", SPIE IITG chapter Students Symposium, Nowgong College, 28 Oct 2017.
  • " Wavefront sensing of light beams using a programmable array of gratings ", International Topical Meeting On APPLIED AND ADAPTIVE OPTICS (INTOPMAA-17), August 2017.
  • " Some of the Recent developments in Physics ", AJBEC TEACHER'S TRAINING, GUWAHATI, 10 JULY,2017.
  • " Wavefront sensing of light beams using an array of dynamic holograms ", DAE-BRNS National Laser Symposium (NLS-25), KIIT University, Bhubaneswar, 20-23 December, 2016.
  • " Generation of arbitrary vector beams ", International Conference on Light and Light based Technologies (ICLLT), 26-28 Nov. 2016, Tezpur University .
  • " Vortex beams: generations and applications ", Keynote address, Mizoram Science Congress 2016, Aizwal, 14 October 2016.
  • " Optical vortex and measurements with vortex beams ", 14 June (2016), Invited Talk at SERB school on Optical metrology organized by Tezpur University.
  • " Cylindrical vector beams and their generation ", South Asian Workshop on Optics & Photonics, "SAWOP-2015" November, 2015, IIT Guwahati.
  • " Fourier Transform in optics", November (2014), Workshop on Computational Aspects of Research in Physics, organized by Department of Physics, Tezpur University.
  • " The effect of higher-order aberrations on a radially-polarized beam", October (2014), Photonics Asia, organized by SPIE and Chinese Optical Society, Beijing, China.
  • " Laser beam shaping using holography, and High resolution imaging with laser scanning microscopes ", January (2014), Short term training program on Laser & Image Processing, organized by National Institute of Technical Teachers' Training & Research (NITTTR),Kolkata .
  • " Laser basics; High speed sensing of a laser wavefront; Programmable optics in confocal microscopy ", December 26 (2013), (Keynote lectures) Short term training program on Advances in Laser and Spectroscopy, NIT, Silchar.
  • " Optical microscopy: An introduction ", December 21 (2013), DST-INSPIRE Science Camp, MC College, Barpeta.
  • " Breaking the diffraction barrier using optical microscopy", November 7 (2013), (as a part of SPIE visiting lecture program) IIST, Trivandrum.
  • "Applications of confocal fluorescence microscopy in biological sciences", July 23 (2009), QIP Short Term Course on "Advances in drug discovery", Dept. of Biotechnology, IITG.
  • "Dynamic beam shaping with programmable diffractive optics", September 5 (2008), IUCAA, Pune.
  • "Nanophotonics: an overview", June 24 (2008), QIP Short Term Course on "Nanomaterials for Nanoengineering", Dept. of Physics, IITG.
  • "Optical microscopy for nanoscale imaging : STED microscopy", June 24 (2008), QIP Short Term Course on "Nanomaterials for Nanoengineering", Dept. of Physics, IITG.