Light Lab
@The_LightLab
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The Subhajit Bandyopadhyay Group https://t.co/3SYOkVGb41 In our chemistry research laboratory, molecules toggle between two structures using light.
IISER Kolkata, India.
Joined May 2017
Our new paper titled "Photoswitching, aggregation, and negative photochromism in ionic arylazoisoxazolium photoswitches" has been published in the journal Photochemistry and Photobiology, available through Wiley Online Library. https://t.co/roSVcPjmEc
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Development of Photoswitchable Cholesterol Derivatives through Side Chain Replacement | Journal of the American Chemical Society
pubs.acs.org
Cholesterol is ubiquitous in biology, shaping membrane properties and serving as a biosynthetic precursor for essential signaling molecules and hormones─and, in some contexts, acting as a signaling...
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Huge congrats to our recently graduated incredible lab member, Dr. Palash Jana @PalashJana80, for being selected for the prestigious AvH Postdoctoral Fellowship! He'll be working at the University of Köln with the @DumeleLab. We can't wait to see your future success!
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Applications are invited from undergraduate students of science to participate in the Science Outreach Program being organized by Resonance, Journal of Science Education (@IAScBng) in collaboration with IISER Thiruvananthapuram (@tvmiiser). #science #STEMeducation #education
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Completed NPTEL+ workshop on DFT with discussions on KS theory, the XC functionals and also basis sets for molecular and periodic calculations. Thanks to the teaching assistants, Saurabh, Anu and Akshaya. Grateful to receive positive feedback from the participants @AshokaUniv
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Want to come to Florida for your graduate school in Chemistry? Have questions? Talk to @ChemistryFsu graduate admission Chairs!
Have questions about applying for chemistry grad school, the admissions process, picking a school/group? Join us Wed, Nov. 5th, 8-11 pm EST. Current and former @ChemistryFSU admissions chairs, @HansonFSUand @DePrinceFSU will be doing a live Q&A on Twitch. https://t.co/yGCZLHkVmz
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We are delighted to share that the iGEM IISER Kolkata team has once again brought laurels to our institute by winning a Gold Medal at the iGEM Grand Jamboree 2025 Competition, held in Paris. @EduMinOfIndia @PIB_India @PTI_News @priyank_june
@skkhare781
#igem2025
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Had the pleasure of joining Doordarshan Kolkata’s Bigyan Prasange live to discuss this year’s Nobel Prize in Chemistry, awarded for the pioneering work on Metal–Organic Frameworks (MOFs). #NobelPrize #ScienceCommunication #Doordarshan @iiserkol
https://t.co/8tWvnYti6O
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Excited to share our latest work, “Rapid and Reversible Visible-Light-Induced Helix Inversion in Chiral Liquid Crystals Doped with a Negative Photochromic Molecule”, reported in @angew_chem. https://t.co/koMtKreLLX
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It is a moment of honour for IISER Kolkata as Dr. Dibyendu Das from DCS has been awarded the Shanti Swarup Bhatnagar Award. One of India’s most prestigious prizes, the award recognises young scientists who have made groundbreaking contributions to science and technology.
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HOT from @ChemicalScience; Introduction of a cationic phosphorous on dimethyldihydropyrene photoswitches was hard but led to cool switching with 740 nm light in water. Both ways, vis light switch @mlm7996 @Chand55118Sayan @SamyadebM @iiserkol @ANRFIndia
pubs.rsc.org
We have synthesized for the first time a small library of negative photochromic dimethyldihydropyrene phosphonium salts (DHPPs) that can be activated by red and far-red (up to 740 nm) photons in a...
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Conducting NPTEL + workshop on 8th and 9th November ( total of 10 hours) on DFT in computational chemistry. The course would have both theory and hands-on sessions. Here is the link to register Flyer attached. https://t.co/OFJPYESJBL
@AshokaUniv @iiserkol @csir_ncl
@iitbombay
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Now published in Chem. Sci., 15 years of chemistry distilled down to 22 pages – quite possibly my group's magnum opus. Great job by Efrain, Gabby & Josh! Thanks to @Aromaticist, @JudyWuChem, Juan Casado, Carlos Gomez-Garcia and myriad other collaborators. https://t.co/SfQIx9aJoN
pubs.rsc.org
Over the past ∼15 years our group has performed multiple structure/properties relationship studies to assess how logical structural refinement can affect the antiaromaticity/diradicaloid continuum....
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Honoured to share that the American Peptide Society has featured our recent work published in Angewandte Chemie with a spotlight on their news carousel! https://t.co/gwlGXBj0dv and https://t.co/UIFdOkIluW
@angew_chem @MonochuraS @PalashJana80 @iiserkol @dcsiiserkol @ANRFIndia
linkedin.com
Photoregulated Catalysis Reflecting work in the Bandyopadhyay Lab Precise external regulation of enzymatic activity remains a central goal in chemical biology, with wide-ranging implications for...
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Enhanced Ring-Opening Efficiency of Fluorescence Photochromic Switches Based on Benzo[e]-Fused Dimethyldihydropyrene (Subhajit Bandyopadhyay and co-workers @The_LightLab) @Jakir7_ @Sanjib_1991 @SChatt00943365 @I_Sariful_ •
chemistry-europe.onlinelibrary.wiley.com
Fluorophore-BDHP conjugates demonstrate enhanced visible-light photoswitching through effective energy transfer. These robust molecular switches also operate in polymer thin film, facilitating...
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Fluorophore functionalization of molecular photoswitches doubles ring opening quantum yield via energy transfer. High reversibility & photostability in solid films enables all-optical logic gates @ChemEurJ @Jakir7_ @Sanjib_1991 @I_Sariful_ @SChatt00943365
chemistry-europe.onlinelibrary.wiley.com
Fluorophore-BDHP conjugates demonstrate enhanced visible-light photoswitching through effective energy transfer. These robust molecular switches also operate in polymer thin film, facilitating...
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Thrilled to see this paper out in @J_A_C_S. Discovery of Fe(IV)-superoxo led to NO binding which models NO dioxygenase (NOD) activity. Big congrats to @PujaDe28221465 #Prabhakar
@sayams @PankajK15895500
@TIFRScience @iiserkol @IiserTirupati @icmm_csic
https://t.co/cmlXA2jQe3
pubs.acs.org
Nitric oxide (NO) is a vital biological signaling molecule, but its overproduction can be toxic, necessitating its rapid conversion to nitrate (NO3–) via NO dioxygenase (NOD) enzymes. These Fe-cont...
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📢New perspective on light responsive imine-based systems out now in @ChemicalScience with @GalliumWu💡🚨🔦 This is part of the 2025 Leading Investigators Collection, Thank you to the reviewers for input 🙏 #hot #photoswitch #imine
https://t.co/EJwFtX9VkO
https://t.co/9KyZjaXEql
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HOT FROM THE PRESS: A Smart Photoswitchable Sensor for Differential Detection of Multiple Nucleotides In Two Photoswitchable States using Machine Learning Techniques. Congrats @sahanawazsir @mlm7996 @SKoppayithodi - Analysis & Sensing - Wiley https://t.co/GmlXPjCFnq
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