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Dr. A. V. Ramachandran

Assistant Professor (Sr. Gr.), Dept. of Electronics and Communication Engineering, School of Engineering, Chennai

Qualification: BE, M.E, Ph.D
av_ramachandran@ch.amrita.edu

Bio

Dr. A. V. Ramachandran currently serves as an Assistant Professor (Sr. Gr.) in the Department of Electronics and Communication Engineering, Amrita School of Engineering, Amrita Vishwa Vidyapeetham, Chennai campus.

Publications

Journal Article

Year : 2021

Optimizing the Spectral Sharing in the Vertical, Bifacial Agrivoltaics Farm

Cite this Research Publication : R. Ammapet Vijayan, J. Sivanarul and M. Varadharajaperumal, “Optimizing the Spectral Sharing in the Vertical, Bifacial Agrivoltaics Farm” vol. 54 (30), May 2021 (Invited Article, IF: 3.2)

Publisher : vol. 54

Year : 2021

Accuracy of Contact Resistivity Measurements for Electron-Selective Titanium Oxide Contacts in n-type c-Si Solar Cell

Cite this Research Publication : S. Kailasam*, R. Ammapet Vijayan*, et al., “Accuracy of Contact Resistivity Measurements for Electron-Selective Titanium Oxide Contacts in n-type c-Si Solar Cell.” vol. 1(3), 2021 (IF: 3.8, *Equal Contribution)

Publisher : vol. 1

Year : 2020

Temperature Dependent Energy Gain of Bifacial PV Farms: A Global Perspective

Cite this Research Publication : M. T. Patel, R. Ammapet Vijayan, R. Asadpour, M. Varadharajaperumal, M. R. Khan, and M. A. Alam, “Temperature Dependent Energy Gain of Bifacial PV Farms: A Global Perspective”, Applied Energy 276 (2020) 115405. (IF: 9.4)

Publisher : Applied Energy

Year : 2019

Study of Surface Passivation and Charge Transport Barriers in DASH solar cell

Cite this Research Publication : R. Ammapet Vijayan, S. Masilamani, S. Kailasam, K. Shivam, B. Deenadhayalan, M. Varadharajaperumal, “Study of Surface Passivation and Charge Transport Barriers in DASH solar cell”, IEEE Journal of Photovoltaics 2019, 9 (5), 1208–1216. https://doi.org/10.1109/jphotov.2019.2926624. (IF: 3.8)

Publisher : IEEE Journal of Photovoltaics

Year : 2018

Hole-Collection Mechanism in Passivating Metal-Oxide Contacts on Si Solar Cells: Insights from Numerical Simulations

Cite this Research Publication : R. Ammapet Vijayan, S. Essig, S. De Wolf, B. G. Ramanathan, P. Löper, C. Ballif and M. Varadharajaperumal, “Hole-Collection Mechanism in Passivating Metal-Oxide Contacts on Si Solar Cells: Insights from Numerical Simulations” IEEE Journal of Photovoltaics, vol. 8(2), 2018, pp. 473-482. (IF: 3.8)

Publisher : IEEE Journal of Photovoltaics

Year : 2017

Influence of Aluminum Workfunction and Capping Dielectric Thickness on the Performance of Local Back Surface Field Solar Cell using Numerical Simulation

Cite this Research Publication : R. Ammapet Vijayan, M. Varadharajaperumal and B.G. Ramanathan, “Influence of Aluminum Workfunction and Capping Dielectric Thickness on the Performance of Local Back Surface Field Solar Cell using Numerical Simulation,” Solar Energy, vol. 141, 2017, pp. 103-109. (IF: 5.7)

Publisher : Solar Energy

Year : 2017

Excellent Surface Passivation and Carrier Selectivity of TiO2 on c-Si

Cite this Research Publication : M. M. Plakhotnyuk, N. Schüler, E. Shkodin, R. Ammapet Vijayan, S. Masilamani, M. Varadharajaperumal, A. Crovetto, O. Hansen, “Excellent Surface Passivation and Carrier Selectivity of TiO2 on c-Si”, Japanese Journal of Applied Physics, vol. 56, 2017, pp. 08MA11-1-08MA11-8. (IF: 1.4)

Publisher : Japanese Journal of Applied Physics

Conference Paper

Year : 2015

TCAD Simulation of High-Efficiency Silicon Heterojunction Solar Cell

Cite this Research Publication : TCAD Simulation of High-Efficiency Silicon Heterojunction Solar Cell” in IWPSD, IISc Bangalore (Poster, December 2015)

Publisher : IWPSD, IISc

Year : 2014

TCAD Modeling Of Rear Surface Passivation in Monocrystalline Silicon Solar Cell

Cite this Research Publication : “TCAD Modeling Of Rear Surface Passivation in Monocrystalline Silicon Solar Cell” in WCPEC-6, Kyoto, Japan (Poster, December 2014)

Publisher : WCPEC-6, Kyoto

Conference Proceedings

Year : 2020

MoOx based hole selective contact – Inference from the Simulation

Cite this Research Publication : “MoOx based hole selective contact – Inference from the Simulation”, virtual IEEE PVSC-47 (Poster and short oral, June to August 2020)

Publisher : virtual IEEE PVSC-47

Year : 2018

Temperature Dependence of MoOx-SHJ solar cell

Cite this Research Publication : “Temperature Dependence of MoOx-SHJ solar cell”, Poster presented in SiliconPV, EPFL, Switzerland

Publisher : Poster presented in SiliconPV, EPFL, Switzerland

Year : 2016

Hole Collection Mechanism in TMO-SHJ solar cell

Publisher : PVSEC-26, Singapore (Oral Presentation)

Education
  • 2021: Ph. D – Optoelectronics, SASTRA Deemed University
  • 2011: M.E – Embedded System Technologies, College of Engineering, Guindy, Anna University
  • 2009: B.E- Electronics and Communication Engineering, A.A.M. Engineering College, Anna University
Experience

Feb, 2022 – Present:               Assistant Professor

School of Engineering, Amrita Vishwa Vidyapeetham, Chennai

 

Mar, 2021 – Jan, 2022:           Project Officer in ARC lab (Centre of Excellence)

IIT-Madras

 

May, 2018 – Apr, 2020:         CSIR Sponsored Senior Research Fellow,

SASTRA Deemed University, Thanjavur

 

Feb, 2019 – Aug, 2019:          BASE Intern in Prof. Alam’s CEED Group,

Purdue University, USA

 

May, 2015 – Apr, 2018:         Junior Research Fellow in Indo-Swiss Project

SASTRA Deemed University, Thanjavur

 

Dec, 2013 – Apr, 2015:          Teaching Assistant

SASTRA Deemed University, Thanjavur

 

July, 2011 – May, 2013:         Assistant Professor/Lecturer

AAM Engineering College, Thiruvarur

 

Patent

Nil

Responsibilities
  • Initiate programs towards establishing international collaborations.
  • Collaborate with R & D agencies within India and abroad.
  • Plan and conduct an international conference
  • Planning and preparing Lecture plan, course material and other teaching aids to improve the academic quality.
  • Facilitate student learning, provide effective instruction, and perform evaluations of student learning for continuous quality improvement.
  • Guide, lead and mentor students in research projects.
Skills Set
  • Electro-optical simulation of both organic and inorganic solar cells and modules
  • Simulate and fabricate the Organic Light Emitting Diodes
  • Process simulation (Electro-thermal model for fabrication)

Field level modelling of PV performances and their applications to Agrivoltaics

Tools
  • Sentaurus TCAD
  • SETFOS
  • MATLAB
  • COMSOL
  • AFORS-HET
  • PC-1D
  • AMPS-1D
  • SCAPS
Thrust Area of Research
  • Semiconductor devices
  • Device Physics
  • Process modelling
Teaching Interests
  • Electronic Devices
  • Optoelectronics
  • Electric and Electronic Circuits
  • Linear Integrated Circuits
Faculty Research Interest:

Silicon solar cells/modules, Semiconductor characterization techniques, Organic solar cells, Organic Light Emitting diodes, Agrivoltaics

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