Dr Sudipta Som
Associate Professor
Department of Physics
Email: [email protected]
Educational Qualifications
- 2014 : Ph.D. (Applied Physics) – Indian School of Mines (Now Known as IIT ISM), Dhanbad, India
- 2010 : M. Sc. (Applied Physics) – Indian School of Mines (Now Known as IIT ISM), Dhanbad, India (1st class)
- 2008 : B. Sc. (Physics) St. Xavier’s College, University of Calcutta, West Bengal, India (1st class)
Dr. Sudipta Som is an accomplished and dedicated researcher with extensive postdoctoral experience in chemical engineering and physics research. He boasts a robust academic pedigree, having pursued degrees at prestigious institutions such as the Indian Institute of Technology ISM Dhanbad and the University of Calcutta. Before joining Shiv Nadar University Chennai, Dr. Som spent nearly 8 years conducting postdoctoral research at the University of the Free State in South Africa and National Taiwan University in Taiwan. Throughout his postdoctoral research tenure, he collaborated with several lighting industries, including BenQ Computer, NanoLumi, Nemoto, and FoxConn. Dr. Som is highly proficient in data processing and analysis software, demonstrating his ability to handle complex research data effectively. His research interests primarily focus on developing microstructured and nanostructured materials for advanced illumination technology, particularly warm white light emitting diodes (wLED) and high-resolution display devices. Additionally, he has developed luminescence materials for various applications such as surveillance camera monitoring, fingerprint detection, security appliances, temperature sensing, and dark glow applications. Dr. Som’s expertise spans nanomaterials, quantum dots, luminescent materials, 2D materials, and smart materials, making him a valuable contributor to interdisciplinary scientific research. His significant research contributions are evident in his publication record, which includes over 50 papers in esteemed international journals, with an impressive h-index of 38 and an i10 index of 88 as of April 2024.
Work Experience
- Postdoctoral Fellow (NSC Fellowship, Taiwan), National Taiwan University, Taiwan- 08/2020- 09/2022
Development of stable organic inorganic perovskite quantum dots for micro-LEDs and backlight of display devices
- Postdoctoral Fellow (MOST Fellowship, Taiwan), National Taiwan University, Taiwan- 09/2017- 07/2020
Sharp band red emitting phosphors with high stability for warm white light emitting diodes
- Postdoctoral Fellow (NTU Fellowship, Taiwan), National Taiwan University, Taiwan- 09/2014- 08/2017
Development of long-lasting phosphorescent materials for signage applications
Development of color tuned afterglow materials based on color conversion
- Postdoctoral Fellow (NSC Fellowship, South Africa), University of the Free State, South Africa- 08/2013- 07/2014
Development of NIR materials with broad band emission ranging from 650- 1200 nm
Publications
Number of papers: 110; Number of books: 02; Number of book chapters: 07; Number of conferences: 35; Number of edited books: 02; Number of citations: 4782; Author h index: 38; i10 index: 88
- Surfactant-induced modification in photoluminescence properties of Ce0.9-xY0.1DyxO2-δ phosphors for single host white light emitting diodes, Sudipta Som, J-W Hong, K K Gupta, C- Lu, Ceramics International 49, 11813 (2023).
- Impact of Co2+ on the magneto-optical response of MAPbBr3: An inspective study of doping and quantum confinement effect, S Dutta, L Yang, SY Liu, CM Liu, LJ Liaw, Sudipta Som*, A Mohapatra, R Sankar, WC Lin, YC Chao
- Materials Today Physics 27 100843 (2022).
- Segmented Highly Reversible Thermochromic Layered Perovskite [(CH2)2(NH3)2]CuCl4 Crystal Coupled with an Inverse Magnetocaloric Effect, S Dutta, D Vishnu S. K, Sudipta Som, R Chaurasiya, D K Patel, K Moovendaran, C-C Lin, C-W Chen, R Sankar, ACS Applied Electronic Materials 4 521 (2022).
- Synthesis and design of NaYF4 microprisms via a microwave- assisted approach for highly sensitive optical thermometry applications, Sudipta Som*, C- H Lu, C- Y Yang, S Das, Journal of the American Ceramics Society 104 5168 (2021).
- Rapid and room temperature synthesis of MAPb1−xSnxBr3−2xCl2x perovskite quantum dots with enhanced lifetime in warm WLEDs: A step towards environmental friendly perovskite light harvester, Rajan Kumar Singh, Sudipta Som, Somrita Dutta, Neha Jain, Jai Singh, Ranveer Kumar, Chung-Hsin Lu, Chemical Engineering Journal 391 123629 (2020).
- Google scholar link: Sudipta Som – Google Scholar
Area of Research
- LEDs and Display
- Phosphor converted WLEDs
- Fluorescent nanoparticles
- Near Infrared phosphors
- Plasmon-enhanced upconversion materials
- 2D perovskite single crystals
- Perovskite quantum dots
- Magnetic materials