Apurva Roy

(i) Optimized a home brewn hall setup and carried out Hall Measurements to understand the problem of dopant activation in SiC and GaN devices (ii) Used results from the Hall measurements to parametrize and fit mobility equation used in TCAD simulation of GaN/SiC devices (iii) Layout of Lithography masks with Solidworks

(i)Working on the characterization and processing of Normally Off AlGaN/GaN HEMTs (ii)Characterization using contact resistance TLM measurements, Photoluminescence (PL) and Hall Measurements. (iii)Processing includes Lithography, Etching(Chemical and Plasma), Plasma Enhanced Chemical Vapour Deposition (PECVD), E-beam Evaporation , Atomic Layer Deposition (ALD), Rapid Thermal Annealing (RTA) among other steps.

(i)Worked on a project to develop current compliance circuits for the electrical characterization of Resistive Random-Access Memories (ReRAMs) (ii)Created physical layout and schematic, performed logical verification and testing using CADENCE Virtuoso

Led the RWTH Aachen Team in international biosensor competition. Technical tasks: Electrical and Optical characterization of sensor chips using impedance spectroscopy and fluorescence spectroscopy respectively, Wire bonding of chips, Results collection and formation of sensor calibration curve Managerial tasks: Creating a multi-disciplinary team and undertaking project management tasks such as Gantt chart preparation to chart out a roadmap of the biosensor development

Helped with the organization of short-term training programs and mini colloquiums on Microelectronics and VLSI

Worked on the mathematical modelling and simulation of Electro-hydraulic Servoactuation System for the Nozzle Control System of Kaveri engine (first indigenous engine for Tejas Light Combat Aircraft)

Simulated a Electromagnetic Induction based Wireless Mobile Battery Charger using MULTISIM

Majors: Micro and Nanoelectronics Grade:1,6 Courses taken: Compound Semiconductors, Gallium Nitride Technology and Devices, Solid State Technology, Physical and Chemical Sensors and Actuators, Optical Telecommunication Systems, Nanoelectronic Devices

Grade: 9,21/10 Achieved 2nd position in a class of 120 students at the end of Bachelors course Bachelor Thesis- Feature Extraction of ECG Signal and VLSI Chip design for detection of Ventricular Arrhythmia (Grade: 10/10)