Dr. Arindam Chowdhury

    Assistant Professor

    Department of Chemistry

    Indian Institute of Technology Bombay

    Powai, Mumbai 400076

    Ph:   022-2576 7154

    Fax:  022-2576 7152

    Email: arindam[at]chem.iitb.ac.in

    Group Webpage

 

Academic Background

Ph.D.(Chemistry) (Carnegie Mellon University, 2003)

M.Sc.(Chemistry) (Indian Institute of Technology, Kanpur)

B.Sc. (Chemistry) (University of Calcutta)

2005-2006: Post-Doctoral Research Scientist, Department of Biochemistry and Molecular Biophysics, Columbia University Medical Center

2003-2005: Post-Doctoral Research Fellow, Department of Chemistry, Columbia University

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Research Interests

 

   1.    2.    3.    4.

1. Single fluorescent sensor probes in a polymer thin-film

2. Emission spectra of Single Quantum Dots on glass substrate

3. Dynamics and mobility of single-molecules in polymer thin-films

4. Visualizing DNA-Protein interac-tions in solution

 

Representative Publications

  • "Transition from nanoparticles to nanorods: effect on photoluminescence decay dynamics of ZnO nanocrystals", Layek, A; Manna, B; Chowdhury, A; Submitted

  • "Observation of strong quantum-confined stark effect in individual localization centers within (In,Ga)N quantum-well based light emitting diodes", De, S; Layek, A; Bharracharya, S; Das, D.K; Bhattacharya, A; Dhar, S, Chowdhury, A; Submitted.

  • "A generalized three-stage mechanism of ZnO nanoparticle formation in homogeneous liquid medium", Layek, A; Mishra, G; Sharma, A; Spasova, M; Dhar, S; Chowdhury, A; Bandopadhyaya, R; Submitted.

  • "Insight on optoelectronic behaviors and carrier dynamics of individual localized luminescent centers within InGaN/GaN quantum-well LEDs", De, S; Das, D; Layek, A; Raja, A; Singh, M; Bhattacharyya, A; Dhar, S; Chowdhury, A.; accepted in Applied Physics Letters (2011) (in press).

  • "Two distinct origins of highly localized luminescent centers within InGaN/GaN quantum-well Light-Emitting Diodes", De, S; Layek, A; Raja, A; Kadir, A; Gokhale, M; Bhattacharya, A; Dhar, S; Chowdhury, A; Advanced Functional Materials, (2011) 21, 3828-3835. [Selected as front-piece highlight article for the issue (inner cover)]

  • "ZnO nanocrystals in strong confinement regimes: Insight on relaxation dynamics of defect states responsible for the visible luminescence", Layek, A; Chowdhury, A; International Journal of Nanoscience (2011), 10 (4,5), 681-685

  • "Polarity selective etching: A self-assisted route for fabricating high density of c-axis oriented tapered GaN nanopillars", Ghosh, A; Bhasker, H; Mukherjee, A; Kundu, T; Singh, B.P; Dhar, S; De, S; Chowdhury, A; Journal of Applied Physics, (2011), 110, 033528.

  • "Spectrally resolved photoluminescence imaging of ZnO nanocrystals at single-particle levels", Layek, A; De, S; Thorat, R; Chowdhury, A; The Journal of Physical Chemistry Letters, (2011), 2(11), 1241-1247

  • J. Gorman, A. Chowdhury, J. A. Surtees, J. Shimada, D. R. Reichman, E. Alani, E. C. Greene Mol. Cell 2007, 28(3),359

  • P. Yan, A. Chowdhury, M. W. Holman, D. M. Adams, J. Phy. Chem. B 2005, 109(2), 724.

  • A. Chowdhury, L. Yu, I. Raheem, L. Peteanu, L. A. Liu, D. J. Yaron, J. Phy. Chem. A 2003, 107(18),3351.

  • A. Chowdhury, S. Wachsmann-Hogiu, P. R. Bangal, I. Raheem, L. A. Peteanu, J. Phy. Chem. B 2001, 105(48), 2196.

  • A. Chowdhury, S. A. Locknar, L. L. Premvardhan, L. A. Peteanu, J. Phy. Chem. A 1999, 103(48),9614.