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2021

Excited-state dynamics in multichromophoric  systems:

  • Excitonic coupling 

  • Energy/electron transfer

  • Singlet fission

  • Reverse intersystem crossing

Home / Publications / Journals/ Multichromophoric systems

  • Rupam Roy§, Sakshi Chawla§, Vikas Sharma§, Arun K. Pal, Yogita Silori, Ayan Datta*, Arijit K. De* and Apurba Lal Koner* Ultrafast symmetry-breaking charge separation in Perylenemonoimide-embedded multichromophores: impact of regioisomerism, Chemical Science, 2024 (In Press).

      § Equally contributed to this work

       https://doi.org/10.1039/D3SC05325C

      *Corresponding authors

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  • Sushil Sharma, Sakshi Chawla, Vidushi Gupta, Arijit Kumar De*, Sanchita Sengupta* BODIPY-based Regioisomers and Donor-Acceptor Rotor as Organic Photosensitizers for Maximizing Singlet Oxygen Quantum Yields and for Photooxidation of Thioanisole, Materials Advances,3334-3344,5, 2024. 

       https://doi.org/10.1039/D4MA00117F

      *Corresponding authors

  • Yogita Silori, Sakshi Chawla, Arijit Kumar De, Rajendra P Shirke, Jagdeep Grover, S S V Ramasastry, Narayanasami Sathyamurthy  Spectral characteristics of the flavones and anthocyanins present in passionflower (Passiflora incarnata), Photochemistry and Photobiology. 2023 (In Press).

       https://doi.org/10.1111/php.13893

  • Akashdeep Nath, Sakshi Chawla, Arijit K. De*, Pravas Deria*, Sukhendu Mandal*, Inter-Network Charge-Transfer Excited State Formation Within a Two-fold Catenated Metal-Organic Framework​​, Chemistry - A European Journal, 2022.

       *Corresponding authors

       http://dx.doi.org/10.1002/chem.202202978

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  • Yogita Silori, Sakshi Chawla, Anita Yadav and Arijit K. De, Effect of nanoscale confinement on ultrafast dynamics of singlet fission in TIPS-pentacene, ChemPhysChem, 2979-2987, 4, 2022.

       http://dx.doi.org/10.1002/cphc.202200454

​

      

  • Kavita Rani§, Sakshi Chawla§, Vinita Kumari, Arijit K. De* and Sanchita Sengupta*, Unravelling the excited state dynamics of monofunctionalized mono- and distyryl-BODIPY and perylenediimide dyads, Journal of Materials Chemistry C, 10551-10561, 10, 2022.

       § Equally contributed to this work

      *Corresponding authors

      https://doi.org/10.1039/D2TC01741E

      

     

  • Arumugam Kalaiselvan§, Shaina Dhamija§, Chakrapani Aswathi, Arijit K. De*, and Sabapathi Gokulnath*, Planar Hexaphyrin-like Macrocycles Turning to bis-BODIPYs with Box-shaped Structures Exhibiting Excitonic Coupling, Chemical Communications, 11485-11488, 57, 2021.

       § Equally contributed to this work.

       *Corresponding authors

       https://doi.org/10.1039/D1CC04403F

     

http://dx.doi.org/10.1002/cphc.202000487

  • Yogita Silori, Sakshi Chawla and Arijit K. De, Unravelling the role of water in ultrafast excited-state relaxation dynamics within nano-architectures of Chlorophyll a, ChemPhysChem, 1908-1917, 21, 2020.

       

  • Yogita Silori and Arijit K. De, Controlling the balance between homo-FRET and hetero-FRET within heterochromophoric systems by tuning nature of solvent, Journal of Molecular Liquids, 112093(1-8), 292, 2020.

       

https://doi.org/10.1016/j.molliq.2019.112093

Erratum: Journal of Molecular Liquids, 112673, 303, 2020. 

https://doi.org/10.1016/j.molliq.2020.112673

  • Yogita Silori and Arijit K. De, Tuning effect of local environment to control mechanism of fluorescence depolarization: Rotational diffusion VS resonance energy transfer within homoaggregates of xanthenes, Journal of Photochemistry and Photobiology A: Chemistry, 198-206, 377, 2019. 

       

http://doi.org/10.1016/j.jphotochem.2019.04.006

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