Faculty Profile

Dr Nazia Chawdhury

Professor

Contact Information

  • Office Address: Department of Physics, Shahjalal University of Science and Technology, Sylhet-3114, Bangladesh
  • Phone: +8801733905271
  • Email: nc-phy@sust.edu, nazia1971@yahoo.com

Biography

Born in 1973 in the District of Rajshahi, Bangladesh. Studied at Rajshahi University School and Rajshahi College. After H.Sc. moved to Sylhet with parents. Joined the Department of Physics, Shahjalal University of Science and Technology, Sylhet, Bangladesh as a lecturer in 1995. Received Ph.D. degree in 1999 from the Optoelectronics Group of Cavendish Laboratory, Department of Physics, University of Cambridge with Professor Sir Richard H. Friend. During 1999-2000, worked at the same university as a postdoctoral fellow and then returned to SUST. Became Professor of Physics in June 2009. Worked as a short term fellow at the Department of Chemistry, University of Bath, UK in 2003 with Professor Paul Raithby. In 2006 was a Royal Society Fellow at the Department of Physics, Durham University, UK where worked with Professor Andy Monkman. Published 25 peer reviewed journal articles (1776+ citations). Top h cited (581) research article is The Energy Gap Law for Triplet States in Pt-Containing Conjugated Polymers and Monomers in Journal of the American Chemical Society (2001).

Education

  • Ph.D. (1995-1999) Opto-electronics Group, Department of Physics, Cavendish Laboratory, University of Cambridge, UK
  • M.Sc. (1993-1994) Department of Physics, Shahjalal University of Science and Technology, Sylhet, Bangladesh.
  • B.Sc. (1991-1993) Department of Physics, Shahjalal University of Science and Technology, Sylhet, Bangladesh.
  • H.S.C. (1988-1990) Rajshahi College, Rajshahi, Bangladesh
  • S.S.C. (1978-1988) Rajshahi University School, Rajshahi, Bangladesh

Research Interests

  • Quantum Structure Calculations on the kinematics of thermally activated delayed fluorescent materials
  • Photogeneration and recombination of charge in molecular/polymeric semiconductors
  • Time-resolved optical spectroscopy of organic soluble semiconductors
  • Non-linear Optics of conjugated polymers and other organic materials
  • Simulation of organic heterojunction and Perovskite Photovoltaics
  • Charge transport behavior of organic molecules using Gaussian software

Active Research Project

  • 1. Theoretical Investigation on Thermally Activated Delayed Fluorescent Materials for Organic Light Emitting Diodes

Previous Research Project

  • 1. Principal Investigator, Preliminary Investigation of the Optical Behavior of the Photoactive Bulk Organic Heterojunction Film Research Grant Code No: PS-14, University Research Center, SUST (2016-2017)
  • 2. Principal Investigator, Photovoltaics of Bulk Heterojunction Organic Film: In search of improved efficiencies, The World Academy of Sciences (TWAS) (2016 - 2017) No. 16-066 RG/PHYS/AS_I
  • 3. Principal Investigator, Optical and Electronic Properties of Semiconducting Polymers for Organic Photocells, University Research Center, SUST (2017-2019) PS-2017/20
  • 4. Principal Investigator, Investigation of Exciton Dissociation in Organic Semiconductors., University Research Center, SUST (2018-2021) PS/2018/3/33
  • 5. Principal Investigator, Optical Spectroscopic Investigation of Organic Semiconductors for Photovoltaics, Ministry of Education, BANBEIS (2018-2021) PS2017535
  • 6. Principal Investigator, Exploiting Computational Techniques to Design Thermally Activated Delayed Fluorescence (TADF) Emitters, Funded by Shahjalal University of Science and Technology, Sylhet, Bangladesh. Project ID: PS/2022/1/22
  • 7. Principal Investigator, Design of Organic and Perovskite Solar Cells towards higher quantum efficiencies using SEmiconducting Thin Film. Funded by Mniistry of Science and Technology, Bangladesh, Project ID: SRG-222433.
  • 8. Principal Investigator, Analysis of Organic and Perovskite Solar Cells using SEmiconducting Thin Film Optics Simulation (SETFOS) Software, SUST Research Center, Project ID: PS/2021/2/21

External Affiliations

  • Bangladesh Physical Society
  • Member of Cambridge Philosophical Society
  • Graduate Member of Institute of Physics, UK
  • Member of American Physical Society, US

Journal Publications

  • 1. Comparative Photovoltaics of P3HT:N2200 and P3HT: Small-Gap Fullerene Ethyl-Nipecotate Bulk Heterojunction Structures
  • 2. Effect of dipolar and quadrupolar contribution in first hyperpolarizability of dimethylaniline ME Hoque, M Das, MK Biswas, A Somadder, MO Faruk, SM Sharafuddin, N Chawdhury, S K Das, Y Haque
  • 3. Synthesis and optical properties of biphenylene ethynylene co-polymers and their model compounds OK Nag, KM Anis-Ul-Haque, D Debnath, R Begum, M Younus, N Chawdhury • G K-Köhn • P R Raithby
  • 4. Nonlinear refractive index of 2, 5-Dimethylaniline in methanol by Z-scan technique PK Das, MK Biswas, E Hoque, A Somadder, MO Faruk, SM Sharif, N Chawdhury, S K Das
  • 5. Nonlinear refractive index of Hibiscus Rosa-Sinensis by CW laser E Hoque, MK Biswas, A Somadder, MO Faruk, SM Sharif, N Chawdhury, S. K. Das, Y. Haque
  • 6. Measurement of the Nonlinear Refractive Index of LiNb03 by Z-scan Technique SMG Rabbani, SM Sharif, Y Haque, SK Das, N Chawdhury
  • 7. Spectral investigation and laser action in solid films of fluorene-dibenzothiophene-s, s-dioxide co-polymers MAH Chowdury, AP Monkman, N Chawdhury
  • 8. Report on Optical Absorption, Steady-state Emission and Time-resolved Emission Spectroscopy of Carbazole-based Conjugated Polymers RK Dey, MAH Chowdury, N Chawdhury, AP Monkman
  • 9. A new series of luminescent phosphine stabilised platinum ethynyl complexes R Saha, MA Qaium, D Debnath, M Younus, N Chawdhury, N Sultana, G K-Köhn, L-L Ooi , P R Raithby, M Kijima
  • 10. Synthesis and Characterisation of Aromatic Ethynyl-Bridged Ferrocenes; N. Chawdhury, N.J. Long; M.F. Mahon, L. Ooi, P.R. Raithby, S. Rooke, A.J.P. White, D.J. Williams and M. Younus
  • 11. Synthesis, Characterisation and Optical Spectroscopy of Platinum(II) Di-ynes and Poly-ynes incorporating Condensed Aromatic Spacer in the Backbone: M.S. Khan, M.R.A. Al-Mandhary, M. K. Al-Suti, F. R. Al-Battashi, S. A. Saadi, B. Ahrens, M.F. Mahon, P.R. Raithby, M Younus, N. Chawdhury and A. Köhler, E. A. Marseglia, E. Tedesco, N. Feeder and S. J. Teat
  • 12. Corrigendum to “Synthesis and characterisation of aromatic ethynyl-bridged ferrocenes”[J. Organomet. Chem., 689 (2004) 840–847] N. Chawdhury, N.J. Long; M.F. Mahon, L. Ooi, P.R. Raithby, S. Rooke, A.J.P. White, D.J. Williams and M. Younu
  • 13. The Energy Gap Law for Triplet Excited States in Pt-Containing Conjugated Polymers and Monomers, J Wilson, N. Chawdhury, M.R.A. Al-Mandhary, M.Younus, M.S. Khan, P.R.Raithby, A. Köhler and R.H. Friend
  • 14. Evolution of Singlet and Triplet Excited States with Number of Thienyl Rings in Platinum Poly-ynes; N. Chawdhury, A. Köhler, R.H. Friend, W.-Y. Wong, J. Lewis, M. Younus, P.R. Raithby, T.C. Corcoran, M.R.A. Al-Mandhary and M.S. Khan
  • 15. The Effects of H2O and O2 on the Photocurrent Spectra of MEH-PPV. N. Chawdhury, A. Köhler, M.G. Harrison, D.H. Hwang, A.B. Holmes and R.H. Friend
  • 16. Synthese, Elektrochemie und Spektroskopie von blauenPlatin (II)‐polyinen und‐diinen M. Younus, A. Köhler, S. Cron, N. Chawdhury, M.R.A. Al-Mandhary, M.S. Khan, J. Lewis, N.J. Long, R.H. Friend and P.R. Raithby
  • 17. Synthesis, Electrochemistry and Spectroscopy of Blue Platinum(II) Poly-ynes and Di-ynes; M. Younus, A. Köhler, S. Cron, N. Chawdhury, M.R.A. Al-Mandhary, M.S. Khan, J. Lewis, N.J. Long, R.H. Friend and P.R. Raithby
  • 18. The Synthesis and Characterisation of Dinuclear Metal-Acetylides and Mononuclear Metal-Alleylidenes; M.C.B. Colbert, J. Lewis, N.J. Long, P.R. Raithby, A.J.P. White, D.J. Williams, M. Younus, N.J. Payne, L. Yellowlees, D. Beljonne, N. Chawdhury and R.H. Friend
  • 19. Synthesis and Electronic Structure of Platinum-Containing Poly-ynes with Aromatic and Heteroaromatic Rings; N. Chawdhury, A. Köhler, R.H. Friend, M. Younus, N.J. Long and P.R. Raithby, J. Lewis,
  • 20. The effect of Air Exposure on the Photocurrent in a Conjugated Platinum Poly-ynes; N. Chawdhury, M. Younus, P.R. Raithby, J. Lewis and R.H. Friend
  • 21. Charge Transport Properties of a series of Metal Quinolates utilizing Dispersion- Corrected Density Functional Theory
  • 22. Investigation of photovoltaic properties of poly(3-hexylthiophene): Polynaphthalene-bithiophene heterostructure devices

Conference

  • 1. Investigating the effect of sidechains in anthracene derivatives on charge transport behaviour by Quantum Chemical Method
  • 2. Theoretical Investigation of Optoelectronic Properties of Aryl Substituted Pentacene Derivatives

Teaching

  • Quantum Mechanics II
  • Solid State Physics II
  • Statistical Mechanics
  • Elementary Quantum Theory
  • Electricity and Magnetism
  • Mathematical Physics
  • Electrodynamics
  • Optoelectronics
  • 2nd year, 3rd year and 4th year laboratory courses
  • Semiconductor Optoelectronics
  • Organic Optoelectronics
  • 1st year laboratory course

Awards & Recognition

  • 2011 Academic Innovation Fund, University Grants Commission of Bangladesh (HEQEP)
  • 2006 Royal Society Fellowship, UK
  • 2003 Honorary Fellowship at Department of Chemistry, University of Bath, UK
  • 2001 Special Allocation for Science and Technology, Ministry of Science and Information and Communication Technology, Peoples Republic of Bangladesh
  • 1998 Gold Medal from Shahjalal University of Science and Technology, Sylhet, Bangladesh
  • 1998 Grants from Cambridge Philosophical Society for six month over running in Ph.D.
  • 1996 Grants from Schlumberger Research Ltd., Cambridge
  • 1995 Cambridge Commonwealth Trust Scholarship, Overseas Research Scholarship, UK

Graduate Supervision

  • 1. M.S. :Total Student: 52 (including 1 present student)
  • 2. B.Sc. :Total Student: 25 (including 3 present student)
  • 3. Research Assistant :Total Student: 9 (including 1 present student)
  • 4. M.Phil. : Total Student: 1 (including 1 present student)
  • 5. Ph.D.: 1 present