Soumya Sarkar

Department of Materials Science and Metallurgy,
University of Cambridge,
27 Charles Babbage Road,
Cambridge, CB3 0FS

ss2806@cam.ac.uk
www.linkedin.com/in/soumya-sarkar-ab229630

Professional Experience:

• Research Associate, Department of Materials Science & Metallurgy, University of Cambridge (UK), March 2021-Present
• Research Fellow, NUS Nanoscience and Nanotechnology Institute and DMSE, National University of Singapore, Jan 2019 - Feb 2021

Education:

PhD (Jan 2015 - Dec 2018) - National University of Singapore (NUS), Singapore
    Thesis: ‘Interactions at the Interface of 2D MoS₂ and Transition Metal Oxides’

Bachelor of Technology (July 2010 - June 2014) - National Institute of Technology (NIT), Durgapur, India
    Electronics and Communication Engineering

Research Interests:

• Electronics and Optoelectronics of layered 2D materials and devices
• Mixed dimensional heterostructures of 2D materials and complex oxides

Awards:

• Best Talk Award in the symposium ‘Beyond Graphene 2D Materials’ at MRS Fall Meeting 2020, Boston, USA.
• Best Poster Award in the symposium ‘Atomically Thin, Layered and 2D Non-Carbon Materials and Systems’ at MRS Fall Meeting 2017, Boston, USA.
• NGS Fellowship to pursue PhD at National University of Singapore (January 2015). 
• Best Student Award 2013-14, Indian Society for Technical Education University Chapter, Durgapur, India

Selected Publications:

• Soumya Sarkar, Sinu Mathew, Sandhya Chintalapati, Ashutosh Rath, Majid Panahandeh-Fard, Surajit Saha,Sreetosh Goswami, Sherman Jun Rong Tan, Kian Ping Loh, Mary Scott, Thirumalai Venkatesan “Direct bandgap like photoluminescence from twisted multilayer MoS₂ grown on SrTiO₃” ACS Nano, 2020, 14, 12, 16761–16769
• Maxim Trushin†, Soumya Sarkar†, Sinu Mathew, Sreetosh Goswami, Yan Wang, Jieun Yang, Weiwei Li, Judith L. MacManus-Driscoll, Manish Chhowalla, Shaffique Adam, T. Venkatesan. “Evidence of Rotational Fröhlich Coupling in Polaronic Trions” Physical Review Letters, 2020, 125 (8), 086803 (†:co-first author) 
• M.M. Juvaid, Soumya Sarkar*, P.K. Gogoi, Siddhartha Ghosh, Meenakshi Annamalai, Yung-Chang Lin, Saurav Prakash, Sreetosh Goswami, Changjian Li, Sonu Hooda, Hariom Jani, Mark B. H. Breese, Andrivo Rusydi, Stephen John Pennycook, Kazu Suenaga, M. S. Ramachandra Rao, T. Venkatesan. “Direct Growth of large area, transparent, p-type rGO by Pulsed Laser Deposition”, ACS Nano, 2020, 14, 3290-98 (*: corresponding author)
• Li Chen, Lin Wang, Yue Peng, Xuewei Feng, Soumya Sarkar, Xinhua Wang, Sifan Li, Bochang Li, Liang Liu, Kaizhen Han, Xiao Gong, Jingsheng Chen, Yan Liu, Genquan Han, Ang Kah Wee “A van der Waals Synaptic Transistor based on Ferroelectric Hf_0.5Zr_0.5O₂ and Two-dimensional Tungsten Diselenide”, Advanced Electronic Materials, 2020, 2000057.
• Soumya Sarkar, Sreetosh Goswami, Maxim Trushin, Surajit Saha, Majid Fard, Saurav Prakash, Sherman JR Tan, Mary Scott, Kian Ping Loh, Shaffique Adam, Sinu Mathew, Thirumalai Venkatesan. “Polaronic Trions at the MoS₂/SrTiO₃ Interface”, Advanced Materials, 2019, 1903569. (highlighted in Wiley Advanced Science News)
• B Poojitha†, K Rubi†, Soumya Sarkar†, Ramanathan Mahendiran, Thirumalai Venkatesan, Surajit Saha. “Effect of phonon anharmonicity on ferroelectricity in Eu_xBa_1-xTiO₃”, Physical Review Materials, 2019, 3 (2), 024412.  [IF- 3.34]
• Sherman JR Tan, Soumya Sarkar, Xiaoxu Zhao, Xin Luo, Yong Zheng Luo, Sock Mui Poh, Ibrahim Abdelwahab, Wu Zhou, Thirumalai Venkatesan, Wei Chen, Su Ying Quek, Kian Ping Loh. “Temperature and Phase-Dependent Phonon Renormalization in 1T’-MoS2” ACS Nano, 2018, 12 (5), pp 5051–5058
• Vijila Chellappan, Christina Pang Ai Lin, Soumya Sarkar, Zien Ooi, Johnson Goh Kuan Eng. “Effect of phonons on valley depolarization in monolayer WSe₂” Electronics Materials Letters, 2018, 14 (6), 766-773.
• Soumya Sarkar, Surajit Saha, MR Motapothula, Abhijeet Patra, Bing-Chen Cao, Saurav Prakash, Chun Xiao Cong, Sinu Mathew, Siddhartha Ghosh, Ting Yu, T Venkatesan. “Magneto Optical Study of Sharp Luminescence in LaAlO₃ and SrTiO₃” Scientific reports, 2016, 6, 33145
• Z.P. Ling, Soumya Sarkar, Sinu Mathew, Jun-Tao Zhu, K. Gopinadhan, T. Venkatesan, Kah Wee Ang. “Black Phosphorous Transistors with near band edge contact Schottky barrier”, Scientific Reports, 2015, 5, 18000

Media Coverage:  

• Science Daily: Unusual 'quasiparticle' in common 2D material (https://www.sciencedaily.com/releases/2019/08/190827095049.htm)
• Eureka Alert (AAAS): NUS researchers discover unusual 'quasiparticle' in common 2D material (https://www.eurekalert.org/pub_releases/2019-08/nuos-nrd082619.php)
• Straits Times: NUS team finds quasiparticle with unique properties (https://www.straitstimes.com/singapore/nus-team-finds-quasiparticle-with-unique-properties)