Department of Electronics and Communication Engineering

1. Life time member ISTE, Member IEE, Associate Member IEI

•2nd International Conference on Computational Intelligence & IoT (ICCIIoT) 2021 held during 23-24 February, 2022 at North Eastern Regional Institute of Science and Technology (NERIST), Nirjuli, Arunachal Pradesh, India [Conference Co-chair ]

• 8th International Conference on Computers, Management & Mathematical Sciences (ICCM) 2022, scheduled to be held on 29-30 July 2022 at North Eastern Regional Institute of Science and Technology (NERIST), Nirjuli, Itanagar, Arunachal Pradesh, India [Conference Co-chair ]

• Organized 6 days Faculty Development Programme on Recent Advances in Signal Processing and Semicon- ductors Devices, Sponsored by TEQIP (MHRD-World Bank Project) in the Department of Electronics & Communication Engineering, NERIST, Nirjuli, Itanagar, Arunachal Pradesh, India during 24th - 29th Jan- uary, 2014.

• Coordinated the one-week Faculty Development Programme on “Antenna Trends ” jointly organised by Elec- tronics and ICT Academies held from 1st - 5th July, 2019, through National Knowledge Network under the ”Scheme of financial assistance for setting up of Electronics and ICT Academies ” of the Ministry of Electronics and Information Technology (MeitY), Government of India.

• Coordinated the one-week Faculty Development Programme on “VLSI Chip Design Hands on using Open Source EDA ” jointly organised by Electronics and ICT Academies held from 8th -12th July, 2019, through National Knowledge Network under the ”Scheme of financial assistance for setting up of Electronics and ICT Academies ” of the Ministry of Electronics and Information Technology (MeitY), Government of India.

• Coordinated the one-week Faculty Development Programme on “ICT Tools and Techniques for Teaching, Learning Process and Institutes” jointly organised by Electronics and ICT Academies held from 13th -16th January, 2020, through National Knowledge Network under the ”Scheme of financial assistance for setting up of Electronics and ICT Academies ” of the Ministry of Electronics and Information Technology (MeitY), Government of India .

• Coordinated the two-week Faculty Development Programme on “Embedded UVM Open Source Emulation & Functional Verification” jointly organised by Electronics and ICT Academies held from 13th -24th July, 2020, through National Knowledge Network under the ”Scheme of financial assistance for setting up of Electronics and ICT Academies ” of the Ministry of Electronics and Information Technology (MeitY), Government of India.

• Proctor Coordinator in a two-week Online Faculty Development Programme on “ICT Tools for Teaching, Learning Process and Institute” jointly organized by Electronics and ICT Academies held from 10th - 21st August, 2020 under the Scheme of financial assistance for setting up of Electronics and ICT Academies ” of the Ministry of Electronics and Information Technology (MeitY), Government of India.

• Coordinated the two-week Online Faculty Development Programme on “Digital Tools for Writing, Authoring & Reviewing Manuscripts” jointly organised by Electronics and ICT Academies held from 21st September – 2nd October, 2020 under the “Scheme of financial assistance for setting up of Electronics and ICT Academies” of the Ministry of Electronics and Information Technology (MeitY), Government of India.

1. Invited lecture on Plasma Immersion Ion Implantation, promises and challenges, in Recent Advances in Signal Processing and Semiconductor Devices held in Dept of ECE, NERIST from 24-29th Jan 2014 sponsored by TEQIP-(MHRD-World Bank Project)

2.Invited lecture during the short term course on “Application of Synopsys Sentaurus TCAD Tool in Modelling Devices” organised by E&ICT Academy IIT Guwahati in Association with National Institute of Technology Mizoram under TEQIP-III held from 8th - 12th October, 2018 in the Department of ECE, NIT Mizoram, India.

3.Delivered a talk on “Open Source Circuit and Device Simulation” in the 3rd One-Week National Workshop on Emerging Tools and technologies in research on the 15th of December 2020, organised by the Dept. of Information Technology, Tripura University, India.

4.Delivered a talk on “Digital Technologies for Older Persons and Healthy Ageing” during the Celebration of World Telecommunication and Information Society Day On 10th June, 2022 Jointly Organized by The Institution of Engineers (India), Mizoram State Centre in collaboration with National Institute of Technology Mizoram, India.

Journal:

1. Ashok Ray, Rajashree Nori, Piyush Bhatt, Saurabh Lodha, Richard Pinto, Valipe Ramgopal Rao, and François Jomard, Michael Neumann-Spallart, "Optimization of a Plasma Immersion Ion Implantation Process for Shallow Junctions in Silicon,"  Journal of Vacuum Science & Technology A, 32, 061302 (2014), DOI:http://dx.doi.org/10.1116/1.4896756
2. Dheeraj Kumar  Sinha, M. Salahuddin Ansari, Ashok Ray, Gaurav Trivedi, Amitabh Chatterjee and Ronald D. Schrimpf, "Fast Ionization-Front-Induced Anomalous Switching Behavior in Trigger Bipolar Transistors of Marx-Bank Circuits Under Base-Drive Conditions," in IEEE Transactions on Plasma Science, vol. 46, no. 6, pp. 2064-2071, June 2018, DOI: 10.1109/TPS.2018.2835465.
3. Ashok Ray, Sushanta Bordoloi , Biplab Sarkar, Pratima Agarwal, Gaurav Trivedi, "Numerical Simulation of Enhanced-Reliability Filleted-Gate AlGaN/GaN HEMT", J. Electro. Mater., 2020, 49, (3), pp. 2018–203
4. L. Arivazhagan, D. Nirmal, P. Pavan Kumar Reddy, J. Ajayan, D. Godfrey, P. Prajoon and Ashok Ray, "A Numerical Investigation of Heat Suppression in HEMT for Power Electronics Application," Silicon, pp. 1–8,   2020, https://doi.org/10.1007/s12633-020-00647-3
5. Sushanta Bordoloi, Ashok Ray and Gaurav Trivedi, "Introspection into Reliability Aspects in AlGaN/GaN HEMTs with Gate Geometry Modification," in IEEE Access, doi: 10.1109/ACCESS.2021.3096988. (2021, July)
6. Sushanta Bordoloi, Ashok Ray and Gaurav Trivedi, “ Access Region Stack Engineering for Mitigation of Degradation in AlGaN/GaN HEMTs ,” IEEE Transaction on Device and Materials Reliability, Vol . 22, No. 1, March 2022.
7. Sushanta Bordoloi, Ashok Ray, Pranjal Barman and Gaurav Trivedi, “Investigation of Electric Field Profile and associated parameters with Embedded Metal Layer in Field Plate AlGaNA/GaN HEMTs” Journal of Physics: Conference Series, Volume 2236, 2nd International Conference on Computational Intelligence & IoT (ICCIIoT) 2021 23/02/2022 - 24/02/2022

Book Chapters

1. S. Majumder, S. Pal, P. K. Dutta, and A. K. Ray, “Wavelet and Empirical Mode Decomposition Based QT Interval Analysis of ECG Signal” IEEE International Conference on Intelligent Human Computer interaction, (IHCI 2010) ISBN No: 978-81-8489-540-7, organized by IIIT, Allahabad from 16th to 18th January 2010
2. Ashok Ray, Gaurav Kumar, Sushanta  Bordoloi, Dheeraj Kumar Sinha, Pratima Agarwal, & Gaurav Trivedi, "FEM Based Device Simulator for High Voltage Devices" . In International Symposium on VLSI Design and Test (pp. 127-135). Springer, Singapore. (2017, June).
3. Sushanta Bordolo, Ashok Ray, and Gaurav Trivedi. "Simulation framework for GaN devices with special mention to reliability concern." VLSI and Post-CMOS Electronics: Devices, Circuits and Interconnects Vol-2  (2019, Sept ): pp 63-83. IET Digital Library

International Conferences:

1. Debnath, Shreyasee; Tamuli, Manashwi; Ray, Ashok; Trivedi, Gaurav, "A review on accelerating scientific computations using the Conjugate Gradient method," Electronic Design, Computer Networks & Automated Verification (EDCAV), 2015 International Conference on , vol., no., pp.150,153, 29-30 Jan. 2015 doi: 10.1109/EDCAV.2015.7060557
2. Ansh; Yadav, Rakesh; Deb, Debajyoti; Ray, Ashok, "Multi-purpose auto-programmable reconfigurable embedded system architecture," Electronic Design, Computer Networks & Automated Verification (EDCAV), 2015 International Conference on , vol., no., pp.48,51, 29-30 Jan. 2015 doi: 10.1109/EDCAV.2015.7060537 
3. M. Tamuli, S. Debnath, A. Ray and S. Majumdar, "Implementation of Jacobi iterative solver in verilog HDL," 2016 2nd International Conference on Control, Instrumentation, Energy & Communication (CIEC), Kolkata, 2016, pp. 103-105, doi: 10.1109/CIEC.2016.7513747.
4. Gaurav  Kumar, Mandeep Singh, Ashok Ray and G. Trivedi, "An FEM based framework to simulate semiconductor devices using streamline upwind Petrov-Galerkin stabilization technique," 2017 27th International Conference Radioelektronika (RADIOELEKTRONIKA), Brno, 2017, pp. 1-5, doi: 10.1109/RADIOELEK.2017.7936644.
5. Pankaj Kumar, Syed Samsuz Zaman, Manash Pratim Sarma, Ashok Ray and Gaurav Trivedi, "Basic CMOS Gate Design by Mixed-Mode Analysis of Step-Channel TMDG-MOSFET". 2017 IEEE International Symposium on Nanoelectronic and Information Systems (iNIS), Bhopal, 2017, (pp. 173-178),  December, 2017
6. Syed Samsuz Zaman, Pankaj Kumar, Manash Pratim Sarma, Ashok Ray and Gaurav Trivedi, "Design and Simulation of SF-FinFET and SD-FinFET and Their Performance in Analog, RF and Digital Applications," 2017 IEEE International Symposium on Nanoelectronic and Information Systems (iNIS), Bhopal, 2017, pp. 200-205, doi: 10.1109/iNIS.2017.49.
7. Koushik Bharadwaj, Ashok Ray, Sushanta Bordoloi and Gaurav Trivedi, "Current Collapse Reduction Technique Using N-Doped Buffer Layer into the Bulk Region of a Gate Injection Transistor," 2019 32nd International Conference on VLSI Design and 2019 18th International Conference on Embedded Systems (VLSID), Delhi, NCR, India, 2019, pp. 494-495, doi: 10.1109/VLSID.2019.00103.
8. Zohmingmawia Renthlei, Sushanta Bordoloi, Ashok Ray and Chaitali Koley,”Analytical study of breakdown characteristics in AlGaN/GaN HEMT”  6th international conference on microelectronics, circuits and systems, Micro2019’ 6th and 7th July, 2019, Amity University, New Town, Kolkata , India
9. Ashok Ray, Sushanta Bordoloi, Pratima Agarwal, Gaurav Trivedi, “Investigation of electrical aspect in lateral and vertical SiC Diodes”, poster in XXth International Workshop on Physics of Semiconductor Devices organized by S. N. Bose National Centre for Basic Sciences, Kolkata and IIT Kharagpur from 17-20 December 2019 Novotel Hotel And Residences, Kolkata, India
10. Sushanta Bordoloi, Ashok Ray and Gaurav Trivedi, “Numerical analysis of the Impact of Gate Geometry variations on the Reliability of AlGaN/GaN HEMT” 2021 IEEE 4th International Conference on Computing, Power and Communication Technologies (GUCON) on 24-26 September , 2021 University of Malaya, Kuala Lumpur, Malaysia.

National Conference:

1. D.Debnath, A.Choudhury, A.Chakraborty, A.K.Ray, S.Majumder.MATLAB Based Motion Detection Circuit National Conference Mathematical Techniques: Emerging Paradigms for Electronics and IT Industries (MATEIT '10), . Department of Electronics, Deen Dayal Upadhyaya College, New Delhi INDIA National Conference pg TS-6.2.1-4