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Sudip Chakraborty (@SudipLab) profile picture

Sudip Chakraborty

@SudipLab

Reader in Physics at Harish-Chandra Research Institute (HRI), Allahabad. Development and Application of Materials Modeling for Energy & High Pressure Physics

 Allahabad (Prayagraj) India
hri.res.in/~sudipchakraborty/Publications.html
Joined January 2020
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Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)Photo by Sudip Chakraborty (@SudipLab)
Harish-Chandra Research Institute congratulates Prof. Ashoke Sen on being awarded the prestigious 2026 Oskar Klein Medal.
Image from HRI Allahabad (Prayagraj) (@AllahabadHri)
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Sudip Chakraborty retweeted
Arindam Ghosh (@ArindamPhysics) profile picture
Arindam Ghosh
@ArindamPhysicsOct 24
A tremendous achievement. We are all so proud and happy. I hope this will inspire a whole generation of scientists in India.
ICTS (@ictstifr) profile pictureICTS@ictstifrOct 23
Ashoke Sen has been awarded the prestigious Oskar Klein Medal for 2026, becoming the first Indian physicist to receive the honour. Previous recipients include Nobel laureates Chen-Ning Yang, Steven Weinberg and Hans Bethe, who received the medal in its first three years.
Image from ICTS (@ictstifr)
Image from ICTS (@ictstifr)
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HRI Prayagraj invites online applications for its Winter Ph.D. Program in Physics, 2026 (hri.res.in/~physjest/) Application Deadline: October 31st, 2026 Interviews (online): November 30 & December 1, 2026
Image from HRI Allahabad (Prayagraj) (@AllahabadHri)
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Prof. Srubabati Goswami (PRL Ahmedabad) will be giving a Physics Colloquium with details as follows: Title: Catch me if you can: Chasing the Neutrinos. Date & Time: 17th April (Friday) 4:30 pm Venue: HRI, Auditorium
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Sourav Pal (@SouravP32813910) profile picture
Sourav Pal@SouravP32813910Apr 8
I will be delighted to be at HRI, Prayagraj, this Friday 10th April and deliver a colloquium on my research. @AshokaUniv @iiserkol @AkshayB1992 @ChemistryAshoka
Image from Sourav Pal (@SouravP32813910)
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ETPP (@ETPP246485) profile picture
ETPP@ETPP246485Mar 13
Interesting talks by Prof. Sudip Chakraborty, HRI Allahabad and Prof. Jayaraman Sivaguru, BGSU, USA. #ETPP2026 @IiserMohali @DCS_IISERMOHALI
Image from ETPP (@ETPP246485)
Image from ETPP (@ETPP246485)
Image from ETPP (@ETPP246485)
Image from ETPP (@ETPP246485)
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Kashimul Hossain (@Kashimul_H) profile picture
Kashimul Hossain@Kashimul_HFeb 18
Thrilled to be part of this impactful work - congratulations to the entire team! @dkabra78 @SudipLab Deeksha Gupta @enrich_enigma (Phalguna) pubs.acs.org/doi/full/10.102…
Image from Kashimul Hossain (@Kashimul_H)
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HRI Physics Day – 11 September 2025, HRI Auditorium.
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Dr. Sudip Chakraborty is the recipient of SMC Bronze Medal -2025, to be conferred in BARC, Mumbai. smcindia.org
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Admissions to the I.Ph.D., M.Sc. and Ph.D. Programs in Physics -2025 hri.res.in/~physjest/ hri.res.in/people/Physics/fa…
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Excited to announce that Prof. Shankar Ghosh from TIFR, Mumbai, will be delivering a Physics Colloquium titled 'Seeking Perfection: Order Comes Before Chaos' on 21st March at the Harish-Chandra Research Institute Auditorium. @TIFRScience #physics
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On February 8-9, we had the honor of hosting Dr. Ajit Kumar Mohanty Chairman, AEC & Secretary DAE at HRI. It was a pleasure to interact with him and showcase our facilities. We are delighted by his positive feedback about our Institute!
Image from HRI Allahabad (Prayagraj) (@AllahabadHri)
Image from HRI Allahabad (Prayagraj) (@AllahabadHri)
Image from HRI Allahabad (Prayagraj) (@AllahabadHri)
Image from HRI Allahabad (Prayagraj) (@AllahabadHri)
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Nice to have hosted Prof. Abhay Karandikar, Secretary of DST, at HRI on 08 Feb 2025! Exciting discussions with Ujjwal Sen, Aditi De, Tisita Das, Abhishodh Prakash, Debraj Rakshit, Aprameyo Pal, Jishnu Ray, Sudip Chakraborty, & S.P. Shukla. @IndiaDST @DAEIndia @PMOIndia
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After seeing multiple posts discussing the flaws of PhD supervisors, finally one representing the other side!
Image from Varadharajan Srinivasan (@Vardha_AITG)
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Jyotishman Dasgupta (@jd1278) profile picture
Jyotishman Dasgupta@jd127817 Jan 2025
eurekalert.org/news-releases… Exciton-polaron 😊
Image from Jyotishman Dasgupta (@jd1278)
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Scientists from @TIFRScience @TIFRH_buzz @AllahabadHri provide direct observation of an "exciton-polaron" in quasi-1D-chains of BiI5-octahedra.
Image from Tata Institute of Fundamental Research (@TIFRScience)
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Jyotishman Dasgupta (@jd1278) profile picture
Jyotishman Dasgupta@jd12789 Jan 2025
Observing vibrational coherences on a spectrograph while catching the elusive “exciton-polaron”. The spectrograph records a projection of macroscopic polarization in a quasi-1D-perovskite lattice that oscillates in phase @TIFRScience @SudipLab @TIFRH_buzz @JPhysChem Letters
Image from Jyotishman Dasgupta (@jd1278)
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Jyotishman Dasgupta (@jd1278) profile picture
Jyotishman Dasgupta@jd127823 Dec 2024
"Exciton-Polaron" in quasi-1D-chain of BiI5 octahedra with ~30 times larger el-ph coupling than in 2D-versions is out! Femtosecond Impulsive Raman enabled direct evaluation of Huang-Rhys Factors. @Dipintomar @SudipLab and Pabitra @TIFRH_buzz @TIFRScience pubs.acs.org/doi/10.1021/acs…
Exciton-Polaron in a Quasi-One-Dimensional Chain of Hexyl-Diammonium-BiI5 Octahedra

Exciton-Polaron in a Quasi-One-Dimensional Chain of Hexyl-Diammonium-BiI5 Octahedra

Abstract. Lower-dimensional organic–inorganic hybrid perovskite materials promise to revolutionize the optoelectronics industry due to the tremendous possi

pubs.acs.org
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Sudip Chakraborty retweeted
Jyotishman Dasgupta (@jd1278) profile picture
Jyotishman Dasgupta@jd127823 Dec 2024
Congratulations to the TEAM led by @Dipintomar who first looked at this system as Pabitra Nayak provided us with the samples... observed beautiful oscillations in the TA data!!! @SudipLab and Swapnil, provided us electronic structure calculations and vibrational assignments!!!
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Sudip Chakraborty retweeted
ACS Nano (@acsnano) profile picture
ACS Nano@acsnano22 Dec 2024
Effective engineering of the ETL/active layer interface using Cu #Nanoclusters enhanced #Photovoltaic performance in fullerene & non-fullerene based #OrganicSolarCells. @SudipLab @mandal_group @Phy_IISERTVM @tvmiiser @AllahabadHri @Chemie_iisertvm Read: go.acs.org/c1k
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