Members

Lead Investigator: Saptarshi Das, Ph.D.
Associate Professor

Engineering Sciences and Mechanics
 Materials Science and Engineering (Courtesy)
Electrical Engineering and Computer Science (Courtesy)
Material Research Institute
Center for Neural Engineering

Pennsylvania State University
N-333 Millennium Science Complex
University Park, PA 16802
e-mail: sud70@psu.edu
phone: 814-863-2639

Dr. Das received his B.Eng. degree (2007) in Electronics and Telecommunication Engineering from Jadavpur University, India, and Ph.D. degree (2013) in Electrical and Computer Engineering from Purdue University. He was a Postdoctoral Research Scholar (2013-2015) and Assistant Research Scientist (2015-2016) at Argonne National Laboratory (ANL). Dr. Das joined the Department of Engineering Science and Mechanics (ESM) at Penn State University in January 2016.  Dr. Das was the recipient of the Young Investigator Award from the United States Air Force Office of Scientific Research in 2017 and the National Science Foundation (NSF) CAREER award in 2021. Das Research Group at Penn State leads a new multidisciplinary area of science, namely biomimetic sensing, neuromorphic computing, and hardware security inspired by natural designs found in the animal world that allow evolutionary success in resource-constrained environments.


Research staff

Aditya Raj(aqr6230@psu.edu): Aditya has a bachelor’s degree in EE from IIT(ISM) Dhanbad, following which he was at Indian Statistical Institute, Kolkata and IIT Kharagpur as a Research Assistant. He then graduated with a Master’s in ECE from Ohio State University. He is currently working as a research technologist at Das Research Lab, Penn State University. His research interests include optimization and machine learning. Recently, he has been working on physics-based ML modelling to analyze ISFET characteristics toward chemisensing applications.

 

Current Postdoctoral Scholars:

 

 

Current Ph.D. Students

Sarbashis Das (sxd422@psu.edu): Sarbashis completed his B.Tech. (Electronics & Telecommunication) in 2013 from the Kalinga Institute of Industrial Technology, India. He is presently pursuing his Ph.D. in Electrical Engineering at Penn State University. His research focuses on the fabrication of analog circuits using 2D field-effect transistors (FETs) and their application in the emerging field of neuromorphic computing.

 

   

 

Aaryan Oberoi (auo337@psu.edu): Aaryan pursued his undergraduate degree in Electronics and Communication Engineering from Amrita University,  India. He is currently a 3rd year PhD student under Dr. Saptarshi Das. Aaryan’s research focuses on building unique device structures and architectures combined with controllable doping techniques to meet application-specific challenges in the realm of sensing, computation, storage, and security.

 

 

Shiva Subbulakshmi Radhakrishnan (shiva@psu.edu): Shiva completed his B.Tech. (Electrical & Electronics Engineering) in 2019 from Amrit Vishwa Vidyapeetham, India. He is currently pursuing his Ph.D. in Engineering Science & Mechanics at Penn State University. His research focuses on exploring memory devices based on charge trapping and ferroelectricity with 2D materials as a channel to perform energy-efficient in-memory computing and photo-sensing

 

 

Thomas F Schranghamer (tfs5093@psu.edu): Thomas received his B.S. and M.S. in 2019 and 2020 in Engineering Science and Mechanics from the Pennsylvania State University. His research focuses on the fabrication and analysis of edge computing architectures based on 2D FETs, as well as the study of radiation effects on device/architecture performance.

 

 

Rahul Pendurthi (rqp5233@psu.edu): Rahul completed his B.S. and M.S. in 2019 and 2021 in Engineering Science and Mechanics at Pennsylvania State University, with a minor in Nanotechnology and Electronic and Photonic Materials. His research focuses on doping 2D materials, fabrication, and analysis of novel computing architectures based on 2D FETs, heterogeneous integration of 2D materials, and benchmarking 2D materials.

 

 

Andrew Pannone (alp5844@psu.edu)Andrew completed his Bachelor of Science (B.S.) degree in Engineering Science and Mechanics at The Pennsylvania State University in 2020. Graduating from the Schreyer Honors College, Andrew also pursued minors in Nanotechnology, Physics, and Engineering Mechanics. He was awarded the University Graduate Fellowship in 2020 and is currently a second-year Ph.D. student in the Engineering Science and Mechanics Department. His research focuses on the impact of ionizing radiation on hardware-based machine learning architectures fabricated using atomically thin 2D TMDs.

 

 

Yikai Zheng (yvz5515@psu.edu): Yikai Zheng received his bachelor’s in science in 2020 in Physics at Pennsylvania State University. He is currently pursuing his Ph.D. in Engineering Science and Mechanics at Pennsylvania State University. His current research topic focuses on the fabrication and analysis of 2D materials on in-memory stochastic computation, as well as the application of stochastic computation on optimization problems.

 

 

Harikrishnan Ravichandran (hur173@psu.edu): Hari received his Bachelor of Technology (B.Tech.) in Mechanical Engineering from Amrita Vishwa Vidyapeetham, India in the year 2018. He is currently pursuing his Ph.D. in Engineering Science and Mechanics at Penn State University. His research focuses on the development of energy-efficient, in-memory stochastic computing architecture based on two-dimensional (2D) materials and fabrication and analysis of 2D ferroelectric field-effect transistors for compute in-memory processes.

 

 

Mayukh Das (mayukhdas@psu.edu): Mayukh received his Bachelor of Engineering (B.E.) in Metallurgical Engineering from Jadavpur University in 2020. He is pursuing his Ph.D. in Engineering Science and Mechanics at Penn State University. His research mainly focuses on bioinspired and ultra-low powered neuromorphic computing hardware and smart sensors based on two-dimensional (2D) materials for next-generation robotics and autonomous vehicles. Besides research, he is an enthusiast in competitive coding and do-it-yourself (DIY) robotics.

 

 

Dipanjan Sen (dps5991@psu.edu): Dipanjan received his B.Tech. in 2018 in Electronics and Communication Engineering from Meghnad Saha Institute of Technology (MAKAUT) and M.Tech. in 2021 in VLSI Design and Microelectronics Technology from Jadavpur University. He is currently doing his Ph.D. in Engineering Science and Mechanics at Penn State University. His research focuses on the design and analysis of next-generation sensors and integrated circuits based on 2D FETs, as well as neuromorphic computing and hardware security.

 

 

 

Muhtasim Ul Karim Sadaf (sadaf@psu.edu): Muhtasim Ul Karim Sadaf graduated with a BSc in Chemical Engineering and Polymer Science from Shahjalal University of Science and Technology, Bangladesh, in 2018. He then graduated with an MS in Chemistry from the University of Texas Rio Grande Valley (UTRGV) in 2020. There his research was focused on the areas of nanomaterials, functional polymers, piezo-triboelectric energy harvesting, and sensors. He has received the prestigious Presidential Graduate Research Assistantship, Henry Poppenhagen Endowed Scholarship, Elliot Endowed Departmental Scholarship at UTRGV. He started his Ph.D. in ESM at Penn State in 2021. He is currently studying the performance of different temperature-grown 2D TMD-based FETs.

 

Najam U Sakib (nus5015@psu.edu): Sakib did his undergrad from NIT Srinagar in Materials Engineering. He then pursued his master’s from IISc Bangalore. He has done work on a range of topics like electronic devices based on 2D materials, growth of 2D materials, microfluidics, and sensing. He is currently working on relating the growth conditions of 2D materials with their electronic performance.

 

 

 

Subir Ghosh(skg5886@psu.edu): Subir completed his Bachelor’s degree in Electronics and Communication Engineering from Heritage Institute of Technology in Kolkata, India in 2018. He later completed his Master’s degree at Jadavpur University in 2021, where he specialized in Electron Devices and conducted research focused on performing DFT calculations for 2D materials. Since 2022, he has been pursuing his Ph.D. at Penn State University, with a particular focus on fabrication and characterization of Two-Dimensional Materials. Currently, he is working on developing advanced sensors and circuits using 2D FETs, neuromorphic computing, and strain effect on 2D Materials. Prior to this, he worked as a Junior Research Fellow at the Indian Institute of Technology, Roorkee, on a research project related to 2D channel and Contact Engineering from August to November 2021. In addition, he has experience working as a VLSI Engineer at DxCorr Design Technology. 


Current MS Students

Collin Price(cap6065@psu.edu): Collin is currently pursuing his undergraduate degree in Engineering Science at Pennsylvania State University, with minors in Engineering Mechanics and Engineering Leadership Development. Graduating through the Schreyer Honors College in May 2024, he plans to remain at Penn State and pursue his MS in Engineering Science and Mechanics. He is currently working on his undergraduate thesis on graphene ion-sensitive field-effect transistors.

 

 

Interns

M. V. Sai Aditya(vjm5406@psu.edu):Sai is currently in his final year of B.Tech in Electronics & Communication Engineering, pursuing it at the Amrita School of Engineering, Amritapuri Campus in India. He has been a research intern at the University of Toronto and has prior experience working in the field of multi-domain energy harvesters. Currently, he is associated with Penn State as a visiting Research Intern under Dr. Saptarshi Das. Sai is presently working under Harikrishnan Ravichandran in the field of chemi-sensing, aiming to classify amino acids using liquid-gated graphene FETs.

 

 

 

 

Rishikesh T Nair (rmt5777@psu.edu): Rishikesh is presently in the last year of his undergraduate studies in Electronics and Computer Engineering at Amrita School of Engineering in Amritapuri, India. He joined under Dr. Saptarshi Das as a visiting research intern and is working on neural network-related projects. He is currently concentrating on the classification and quantification of amino acids under the mentorship of Aditya Raj.

 

 

 

 

Jishnu M Kumar(jzm6996@psu.edu): Jishnu is in his final year of Btech in Electronics and Computer Engineering at Amrita Vishwa Vidyapeetham, Amritapuri,India . He is currently a visiting research scholar under Dr. Saptarshi Das at Penn State University.  His current focus is on the classification of amino acids using graphene-based FET’s guided by Harikrishnan Ravichandran.

 

 

 

 

 

 

 


 

 

Past Affiliates

Name                                                                        Designation                                   Current Position

Dr. Darsith Jayachandran                               Ph.D. Student                                      IBM Research

Dr. Akshay Wali                                                   Ph.D. Student                                      Argonne National Laboratory

Mr. Pranavram Venkatram                             Intern

Dr. Akhil Dodda                                                      Ph.D. Student                                      Western Digital

Dr. Amritanand Sebastian                                 Ph.D. Student                                      Micron Technology. Inc

Dr. Joseph R Nasr                                                  Ph.D. Student                                      ASM International

Dr. Andrew J Arnold                                             Ph.D. Student                                      Intel Corporation

Dr. Daniel S Schulman                                       Ph.D. Student                                      Intel Corporation

Mr. Drew Buzzell                                                     MS Student                                         Massachusetts Institute of Technology: MIT

Mr. Shakya Chakrabarti                                       MS Student                                         Apple Inc.

Mr. Michael Felins                                                  MS Student                                         Northrop Grumman.

Dr. Ali Razavieh                                                        Postdoctoral Scholar                         GLOBALFOUNDRIES Inc.