Deepak Dhar

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Deepak Dhar
Born (1951-10-30) 30 October 1951 (age 72)
IITK Distinguished Alumni Award
  • 2022 Boltzmann Medal
  • 2023 Padma Bhushan
  • Scientific career
    Fields
    Institutions
    Doctoral advisor
    Doctoral studentsAbhishek Dhar

    Deepak Dhar (born 30 October 1951) is an Indian theoretical physicist known for his research on

    stochastic processes. In 2022, he became the first Indian to be awarded the Boltzmann Medal, the highest recognition in statistical physics awarded once every three years by IUPAP
    , for exceptional contributions to the subject.

    Dhar has been awarded the

    TWAS prize and also an elected fellow of The World Academy of Sciences. The Council of Scientific and Industrial Research, the apex agency of the Government of India for scientific research, awarded Dhar the Shanti Swarup Bhatnagar Prize for Science and Technology, one of the highest Indian science awards, for his contributions to physical sciences in 1991.[1][note 1]. He is an elected fellow of all three major Indian science academies – Indian Academy of Sciences, Indian National Science Academy and National Academy of Sciences, India. Currently, he is a distinguished professor at the department of physics of Indian Institute of Science Education and Research, Pune
    .

    Biography

    University of Allahabad

    Deepak was born on 30 October 1951 at

    Indian Institute of Technology, Kanpur in 1972.[2] Moving to the US, he enrolled for his doctoral studies under the guidance of Jon Mathews at California Institute of Technology, and after securing a PhD in 1978,[3] returned to India to start his career as a research fellow at Tata Institute of Fundamental Research (TIFR) the same year.[4] After two years of research, Dhar became a full-time fellow in 1980 and served in that position until 1986 when he was promoted as a reader. Before his superannuation from regular service, Dhar held various positions at TIFR such as that of an associate professor (1991) and professor grades from G to J (1995–2008). In between, he had a one-year sabbatical at the University of Paris as a visiting scientist during 1984–85) and a month-long stint at Isaac Newton Institute in May 2006 as a Rothschild Professor. Post-retirement, Dhar serves as a distinguished professor at the Indian Institute of Science Education and Research, Pune.[5]

    Dhar is married to Manju and the couple has two children "NASI fellows". National Academy of Sciences, India. 2017. Archived from the original on 17 July 2015.

    Legacy

    continuous-time stochastic process
    ) on the surface of a sphere

    Focusing his studies on

    fractals and contributed to developing a methodology for determining their critical phenomena using real-space renormalization group techniques which was the first time the mathematical apparatus was used for calculations on nontrivial critical exponents on fractals.[4] Dhar worked with Ramakrishna Ramaswamy to solve the Abelian sandpile model of self-organized criticality[7] and developed a new model[8] which came to be known as Dhar-Ramaswamy model.[9] Working on directed-site animals-enumeration problem[10] using Bethe ansatz method, he proposed the evolution operator which has since been subjected to studies by other researchers as Dhar directed-site animals-enumeration problem.[11][12] Dhar also demonstrated the predominance of slow flipping of isolated unfrustrated clusters in auto-correlation functions and proposed models of metastable glassy states in stochastic evolution.[4] His studies have been documented by way of a number of articles[13][14][note 2] and the online article repository of Indian Academy of Sciences has listed 113 of them.[15]

    Dhar is an associate editor of

    Physica A, an Elsevier science journal, and has been associated with journals such as Journal of Statistical Mechanics: Theory and Experiment, Physical Review E and Pramana as an editorial board member. He was a member of the Commission on Statistical Physics of the International Union of Pure and Applied Physics from 1992 to 1995[2] and is a member of the program committee of the International Centre for Theoretical Sciences.[18] Dhar has also delivered invited speeches and the special lecture on The Curious Relationship Between Physics and Mathematics at the University of Mumbai on 19 October 2016 was one among them.[19]

    Awards and honors

    During his doctoral days at

    Dhar was elected as a fellow by the Indian Academy of Sciences in 1990 where he is a sitting council member.[24] He became an elected fellow of the Indian National Science Academy on 1995[25] and the National Academy of Sciences, India elected him as a fellow in 1999.[26] Dhar received the elected fellowship of the World Academy of Sciences in 2006[27] and was selected for the J. C. Bose National fellowship of the Science and Engineering Research Board in 2007, with the tenure running until 2017.[2]

    Dhar has been chosen for the prestigious Boltzmann Medal award for the year 2022 and becomes the first Indian to receive the honor.[28] It is bestowed upon a scientist with exceptional contributions in the field of statistical physics, every three year. Dhar shares his prize with John Hopfield.[28] He received the 2023 Padma Bhushan, the third highest civilian award by Government of India.[29]

    Selected bibliography

    See also

    Notes

    1. ^ Long link – please select award year to see details
    2. ^ Please see Selected bibliography section

    References

    1. ^ "View Bhatnagar Awardees". Shanti Swarup Bhatnagar Prize. 2016. Retrieved 12 November 2016.
    2. ^ a b c d "Curriculum vitae on TIFR" (PDF). Tata Institute of Fundamental Research. 2017. Retrieved 22 October 2017.
    3. ^ "Dr. Deepak Dhar Professor". Expert Database and National Researcher Network. 2017.
    4. ^ a b c "Indian fellow". Indian National Science Academy. 2017.[permanent dead link]
    5. ^ "Faculty details". Indian Institute of Science Education and Research, Pune. 2017.
    6. ^ "Brief Profile of the Awardee". Shanti Swarup Bhatnagar Prize. 2017. Retrieved 12 November 2016.
    7. ^ a b "ICTP Prize Winner 1993". International Centre for Theoretical Physics. 2017.
    8. S2CID 9637234
      .
    9. .
    10. ^ "Handbook of Shanti Swarup Bhatnagar Prize Winners" (PDF). Council of Scientific and Industrial Research. 1999. Archived from the original (PDF) on 4 March 2016. Retrieved 20 May 2017.
    11. .
    12. .
    13. ^ "On ResearchGate". 2017.
    14. ^ "On Google Scholar". Google Scholar. 2017.
    15. ^ "Browse by Fellow". Indian Academy of Sciences. 2017.
    16. ^ "Journal of Statistical Physics". Springer. 2017.
    17. ^ "Editorial Board IJPAP". National Institute of Science Communication and Information Resources. 2017.
    18. ^ "ICTS Program committee". International Centre for Theoretical Sciences. 2017.
    19. ^ "Special lecture" (PDF). University of Mumbai. 2016. Archived from the original (PDF) on 15 February 2017. Retrieved 20 May 2017.
    20. ^ "Young Scientists Medal". Indian National Science Academy. 2017. Archived from the original on 11 May 2021. Retrieved 20 May 2017.
    21. ^ "CSIR list of Awardees". Council of Scientific and Industrial Research. 2017.
    22. ^ "Satyendranath Bose Medal". Indian National Science Academy. 2017. Archived from the original on 16 September 2016. Retrieved 20 May 2017.
    23. ^ "Recipients of TWAS Awards and Prizes". The World Academy of Sciences. 2017.
    24. ^ "Fellow profile". Indian Academy of Sciences. 2017.
    25. ^ "INSA Year Book 2016" (PDF). Indian National Science Academy. 2017. Archived from the original (PDF) on 4 November 2016. Retrieved 20 May 2017.
    26. ^ "NASI Year Book 2015" (PDF). National Academy of Sciences, India. 2017. Archived from the original (PDF) on 6 August 2015.
    27. ^ "TWAS fellow". The World Academy of Sciences. 2017. Archived from the original on 21 June 2016. Retrieved 20 May 2017.
    28. ^ a b "IISER professor Deepak Dhar becomes first Indian to bag Boltzmann Medal". The Indian Express. 26 February 2022.
    29. ^ "Padma Awards 2023 announced".

    External links