Publications

List of Publications in Peer-Reviewed Journal

12. Vanga Ravali and Tufan Ghosh*, Electron-Phonon Coupling in Two-Dimensional Ruddlesden–Popper Hybrid Perovskites, Chem. Commun., 2025, 61, 10898-10910.

11. Vanga Ravali, Ram Ratan, E. Siva Subramaniam Iyer and Tufan Ghosh*, Hot Carrier Cooling and Direct Observation of Electron-Phonon Coupling in Two-Dimensional Butylammonium Lead Iodide Perovskites, J. Mater. Chem. C, 2025,13, 10906-10915

10. Vanga Ravali and Tufan Ghosh*, Charge carrier dynamics and transient spectral evolutions in lead halide perovskites, Chem. Commun., 2023, 59, 13939-13950 (Click here to download).

9. Jayanta Dana, Tufan Ghosh, Itay Gdor, Arthur Shapiro, Efrat Lifshitz and Sanford Ruhman*, Spectator Excitons Effects on Nanocrystal Photophysics II: PbS, J. Phys. Chem. C, 2022, 126, 45, 19304–19310 (Click here to download).

8. Tufan Ghosh, Joanna Dehnel, Marcel D Fabian, Efrat Lifshitz, Roi Baer, Sanford Ruhman*, Spin Blockade to Relaxation of Hot Multi-Excitons in Nanocrystals, J. Phys. Chem. Lett., 2019, 10, 2341–2348. (Click here to download)

7. Tufan Ghosh, Sigalit Aharon, Adva Shpatz, Lioz Etgar and Sanford Ruhman*, Reflectivity Effects on Pump-Probe Spectra of Lead Halide Perovskites: Comparing Thin Films vs Nanocrystals, ACS Nano, 2018, 12 (6), 5719-5725. (Click here to download)

6. Tufan Ghosh, Sigalit Aharon, Lioz Etgar and Sanford Ruhman*, Free Carrier Emergence and onset of Electron-Phonon Coupling in Methylammonium Lead Halide Perovskite Films, J. Am. Chem. Soc., 2017, 139 (50), pp 18262–18270. (Click here to download)

5. Itay Gdor, Tufan Ghosh, Oleg Lioubashevski, Sanford Ruhman*,  Nonresonant Raman Effects on Femtosecond Pump–Probe with Chirped White Light: Challenges and Opportunities, J. Phys. Chem. Lett., 2017, 8 (8), pp 1920–1924. (Click here to download)

4. Tufan Ghosh, Swarupa Chatterjee, Edamana Prasad*, Photoinduced Electron Transfer from Various Aniline Derivatives to Graphene Quantum Dots, J. Phys. Chem. A, 2015, 119 (49), pp 11783–11790.  (Click here to download)

3. Tufan Ghosh, Edamana Prasad*, White-Light Emission from Unmodified Graphene Oxide Quantum Dots, J. Phys. Chem. C, 2015, 119 (5), pp 2733–2742. (Click here to download)

2. Tufan Ghosh, Sandeepan Maity, Edamana Prasad*, Rate and Mechanistic Investigation of Eu(OTf)2-Mediated Reduction of Graphene Oxide at Room Temperature, J. Phys. Chem. B, 2014, 118 (20), pp 5524–5531.  (Click here to download)

1. PK Lekha, Tufan Ghosh, Edamana Prasad*, Utilizing Dendritic Scaffold for Feasible Formation of Naphthalene Excimer, J. Chem. Sci., 2011, 123 (6), 919-926.  (Click here to download)

Conference Proceedings

3. Tufan Ghosh, Graphene Oxide-Agar Agar Hydrogel for Efficient Removal of Methyl Orange from Water, Springer Proceedings in Materials, 2023, 22, 9-19, DOI: 10.1007/978-981-99-1616-0_2.

2. Vanga Ravali and Tufan Ghosh, Structural Stability of Halide Perovskites: An Overview, Accepted Book Chapter, 2023 

1. Tufan Ghosh, Sigalit Aharon, Lioz Etgar and Sanford Ruhman, Monitoring Hot Exciton Dissociation in Hybrid Lead Halide Perovskite Films with Sub-10 fs Pulses, EPJ Web Conf., 205, 06019 (2019), DOI: 10.1051/epjconf/201920506019. 

Conference Presentations

8. Electron-Phonon Coupling in Two-Dimensional Lead Halide Perovskites, IUPAC - 50th World Chemistry Congress 2025 (IUPAC-50WCC), Kuala Lumpur, Malaysia, July 14 - 19, 2025 (Oral).

7. Ultrafast Hot Carrier Cooling and Room Temperature Detection of Electron-Phonon Coupling In Two-Dimensional Lead Halide Perovskites, International Conference on  Metal Halide Perovskites 2024, NISER, Bhubaneswar, Odisha, India, December 19 - 22, 2024 (Oral).

6. Investigation of Hot Carrier Cooling Dynamic in Lead Halide Perovskite Films Using Femtosecond Spectroscopy, International Conference on Advanced Functional Materials and Devices (AFMD-2024), SRM Institute of Science and Technology, Chennai, India, February 26 - 29, 2024 (Oral).

5. Monitoring Hot Exciton Dissociation in Hybrid Lead Halide Perovskite Films with Sub-10 fs Pulses, XXI International Conference on Ultrafast Phenomena (UP2018), Grand Elysée Hotel, Hamburg, Germany, July 15 -20, 2018 (Poster).

4. Emergence of Free Carriers and Electron-Phonon Coupling in Organic Lead Halide Perovskites, The 83rd Annual Meeting of the Israel Chemical Society (ICS-83), David Intercontinental Hotel, Tel Aviv, Israel, February 13-14, 2018 (Poster).

3. Electron-Phonon Coupling in Hybrid Lead Halide Perovskites Studied by Resonant Impulsive Stimulated Raman Scattering, International Conference on Hybrid and Organic Photovoltaics 2017 (HOPV 17), Swiss Tech Convention Center, Lausanne, Switzerland, May 21 – 24, 2017 (Poster).

2. Rate and Mechanistic Investigation of Eu(OTf)2-Mediated Reduction of Graphene Oxide at Room Temperature, PITTCON Conference & Expo 2015, Ernest N. Morial Convention Center, New Orleans, Louisiana, USA, March 8–12, 2015 (Poster).

1. Mechanistic Evolution of Unusual Red Luminescence from Graphene Quantum Dots, Recent Trends in Spectroscopy (RTS) -2014, Indian Institute of Technology (IIT) Madras, Tamil Nadu, India, June 20, 2014 (Poster).

Seminar Presentations

3. Probing Free Carrier Emergence and Electron-Phonon Coupling in Hybrid Lead Halide Perovskite Films, Ruhr University of Bochum, February 22, 2018.

2. Ultrafast Photophysics of Hybrid Lead Halide Perovskites Using Sub-10 Femtosecond Pump-Probe Spectroscopy, IIT Palakkad, August 29, 2018.

1. Femtosecond Spectroscopy of Lead Halide Perovskites: Probing Free Carrier Emergence and Electron-Phonon Coupling, NIT Trichy, August 31, 2018.