Dr. Arindam Chowdhury

    Associate 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



  1. "An approach to estimate local distribution of analytes within individual cells demonstrated using spectrally resolved fluorescence microscopy of a colorimetric sensor", Sharma, D.K; Basu, S.K; Madhu, S; Ravikanth, M; Jadhav, S; Chowdhury, A; To be submitted.

  2. "Spatiotemporal heterogeneity during plasticization of poly(vinylpyrrolidone) thin-films at low ambient humidity as revealed by the rotational dynamics of single-molecule probes" Bhattacharya, S; Sharma, D.K.; De, S; Chowdhury, A; To be submitted

  3. "A strategy to enhance emission properties of rare-earth ions doped ZnO nanorods in Sub-10 nm diameter regime" Layek, A; Banerjee, S; Manna, B; Chowdhury, A; Submitted (2015)

  4. "Fluorescent Probe for Detection of Cyanide Ion in Aqueous Medium: Cellular Uptake and Assay for ßGlucosidase and Hydroxynitrile Lyase", Agarwalla, H; Gangopadhyay, M; Sharma, D.K; Basu, S.K; Jadhav, S; Chowdhury, A; Das, A; Submitted (2015)

  5. ¬ďHeterogeneity in optical properties of a near white-light emitting Eu(III) chelate as revealed by spectroscopy at the sub-ensemble level" Irfanullah, M; Sharma, D.K; Ramya C; Layek, A; De, S; Chowdhury, A; Submitted (2015)

  6. "Self healing hydrogels composed of amyloid nano fibrils for cell culture and stem cell differentiation" Jacob, R; Ghosh, D; Singh, P; Basu, S.K.; Jha, N; Das, S; Sukul, P; Patil, S; Sathaye, S; Kumar, A; Chowdhury, A; Malik. S; Sen, S; Maji, S*; Biomaterials (2015) 54, 97-105. [PDF]

  7. "Bioactive polymersomes self-assembled from amphiphilic PPO-Glycopolypeptides: Synthesis, characterization and dual-dye encapsulation" Das, S; Sharma, D. K; Chakrabarty, S; Chowdhury, A; Gupta, S.S; Langmuir (2015) 31, 3402-3412. [PDF]

  8. "Europium-doped LaF3 nanocrystals with organic 9-oxidophenalenone capping ligands that display visible light excitable steady-state blue and time-delayed red emission" Irfanullah, M; Sharma, D.K; Chulliyil, R; Chowdhury, A; Dalton Transactions (2015), 44, 3082-3091. [PDF]

  9. "Probing differential hydration of poly(vinylpyrrolidone) thin films using tracer mobility: An insight from fluorescence correlation spectroscopy" Bhattacharya, S; De, A; Chowdhury, A; The Journal of Physical Chemistry B (2014), 118, 5240-5249. PDF

  10. "Spectrally Resolved Optical Microscopy using a Transmission Grating Spectrograph : Importance of Spatial Selection", Sharma, D.K; Chowdhury, A; Analyst (2014), 139(2)_473 - 481. PDF

  11. "Sensing Hg(II) in vitro and in vivo Using a Benzimidazole Substituted BODIPY", Madhu, S; Sharma, D.K; Basu, S.K; Jadhav, S; Chowdhury, A; Ravikanth, M; Inorganic Chemistry (2013), 52, 11136-11145.   PDF

  12. "Plasticization of Polyvinylpyrrolidone Thin-Films under Ambient Humidity: Insight from Single-Molecule Tracer Diffusion Dynamics", Bhattacharya, S; Sharma, D.K; Saurabh, S; De, S; Sain, A; Nandi, A; Chowdhury, A; The Journal of Physical Chemistry (2013) 117, 7771-7782.   PDF

  13. "Ultra-narrow and widely tunable Mn2+ Emission from Single Mn-doped ZnCdS Nanocrystals", Hazarika, A; Layek, A; De, S; Nag, A; Debnath, S; Mahadevan, P; Chowdhury, A; Sarma, D.D; Physical Review Letters (2013) 110, 267401    PDF . Focus in Phys. Rev. Lett. "A Quantum Dot Shows Its True Colors"    DOI :10.1103/Physics.6.73.

  14. "Quantum-confined stark effect in localized luminescent centers within InGaN/GaN quantum-well based light emitting diodes", De, S; Layek, A; Bhattacharya, S; Das, D.K; Kadir, A; Bhattacharya, A; Dhar, S, Chowdhury, A; Applied Physics Letters, (2012) 101, 121919.   PDF

  15. "Carrier recombination dynamics through defect states of ZnO nanocrystals: From nanoparticles to nanorods", Layek, A; Manna, B; Chowdhury, A; Chemical Physics Letters (2012) 539-540, 33-138.  PDF

  16. "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; The Journal of Physical Chemistry C (2012), 116(46), 24757-24769.   PDF

  17. "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.; Applied Physics Letters (2011) 99, 251911. [selected for Virtual Journal of Nanoscale Science & Technology, January 9, 2012 issue Vjnano].   PDF

  18. "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)]    PDF

  19. "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

  20. "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.

  21. "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    PDF

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

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

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

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

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