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Dr. Appu Rshikesan Paduthol

Assistant Professor Sr. Gr, Electronics and Communication Engineering, School of Engineering, Coimbatore

Qualification: B. Tech., M.Tech., Ph.D
rp_appu@cb.amrita.edu

Bio

Appu Rshikesan Paduthol, currently an Assistant Professor Sr. Gr. at Amrita Vishwa Vidyapeetham, holds a Ph.D. in Photoluminescence-based semiconductor characterization from the University of New South Wales, Sydney. He has actively contributed to research, publishing multiple papers in renowned journals and holds 2 granted patents.

His educational journey also includes a post-doctoral stint at IIT-Bombay and UNSW, Sydney, focusing on Solar Photovoltaic Devices Characterization. He has focused on projects in semiconductor characterisation using photoluminescence imaging, magnetic-imaging and Magneto-PL. He has also worked on developing a outdoor characterisation technique to study solar photovoltaic modules in field. He holds a Bachelor and Master’s degree from IIT-Bombay in Energy Engineering.

Publications

Journal Article

Year : 2021

Selective Current-Injected Electroluminescence Imaging for Series Resistance Feature Identification

Cite this Research Publication : Y. Wang, R. Lee Chin, A. Paduthol, W. Zhai, X. Hao, T. Trupke and Z. Hameiri, ‘Selective Current-Injected Electroluminescence Imaging for Series Resistance Feature Identification’, Sol. RRL, 5: 2100486, 2021.DOI:10.1002/solr.202100486

Year : 2020

Photoluminescence-Based Method for Imaging Buffer Layer Thickness in CIGS Solar Cells

Cite this Research Publication : G. Rey, A. Paduthol, K. Sun, T. Nagle, D. Poplavsky, V. S. Escalant, M. Melchoirre, S. Siebentritt, M. Abbott, T. Trupke, "Photoluminescence-Based Method for Imaging Buffer Layer Thickness in CIGS Solar Cells," in IEEE Journal of Photovoltaics, 10(181-187), 2020. DOI: 10.1109/JPHOTOV.2019.2950630

Publisher : IEEE

Year : 2019

A comprehensive experimental characterisation of a novel porous media combustion-based thermophotovoltaic system with controlled emission

Cite this Research Publication : P. Gentillon, S. Singh, S. Lakshman, Z. Zhang, A. Paduthol, N.J. Ekins-Daukes, Q. N. Chan, R. A. Taylor, ‘A comprehensive experimental characterisation of a novel porous media combustion-based thermophotovoltaic system with controlled emission’, Applied Energy, 254(113721), 2019. DOI: 10.1016/j.apenergy.2019.113721

Publisher : Elsevier

Year : 2018

Impact of different capping layers on carrier injection efficiency between amorphous and crystalline silicon measured using photoluminescence

Cite this Research Publication : A. Paduthol, M. K. Juhl, G. Nogay, P. Löper, A. Ingenito and T. Trupke, ‘Impact of different capping layers on carrier injection efficiency between amorphous and crystalline silicon measured using photoluminescence’, Solar Energy Materials and Solar Cells, 187 (55-60), 2018. DOI: 10.1016/j.solmat.2018.07.016

Publisher : Elsevier

Year : 2018

Addressing limitations of photoluminescence based external quantum efficiency measurements

Cite this Research Publication : A. Paduthol, M. K. Juhl, and T. Trupke, ‘Addressing limitations of photoluminescence based external quantum efficiency measurements’, Journal of Applied Physics 123, 023105 2018. DOI: 10.1063/1.5004193

Publisher : AIP Publishing

Year : 2018

Correcting the Effect of LED Spectra on External Quantum Efficiency Measurements of Solar Cells

Cite this Research Publication : A. Paduthol, M. K Juhl, T. Trupke, ‘Correcting the effect of LED spectra on external quantum efficiency measurements of solar cells’ , IEEE Journal of Photovoltaics, 8(559), 2018. DOI: 10.1109/JPHOTOV.2017.2787022

Publisher : IEEE

Year : 2018

Measuring carrier injection from amorphous silicon into crystalline silicon using photoluminescence

Cite this Research Publication : A. Paduthol, M. K Juhl, G Nogay, P Löper, T Trupke, ‘Measuring carrier injection from amorphous silicon into crystalline silicon using photoluminescence’, Progress in Photovoltaics, 26(12), 2018. DOI: 10.1002/pip.3042

Publisher : Wiley

Year : 2017

Quantification of Sheet Resistance in Boron-Diffused Silicon Using Micro-Photoluminescence Spectroscopy at Room Temperature

Cite this Research Publication : H.T. Nguyen, S. Johnston, A. Paduthol, S.P. Harvey, S.P. Phang, C. Samundsett, C. Sun, D. Yan, T. Trupke, M.M. Al Jassim and D. Macdonald, ‘Quantification of Sheet Resistance in Boron-Diffused Silicon Using Micro Photoluminescence Spectroscopy at Room Temperature’, Sol. RRL, 1: 1700088, 2017. DOI: 10.1002/solr.201700088.

Publisher : Wiley

Patents

Year : 2021

Outdoor photo-luminescence imaging at constant operating point

Cite this Research Publication : T. Trupke, A. Paduthol, O. Kunz, G. Rey, 2021, ‘Outdoor photo-luminescence imaging at constant operating point’, Application No. PCT/AU2021/050604.

Year : 2014

System and method for detection and characterisation of delamination in PV modules

Cite this Research Publication : R. Gupta, A. Sinha, A. Paduthol, 2014, ‘System and method for detection and characterisation of delamination in PV modules’, Indian Patent No. 363792.

Qualification
Degree Specialization University / Institute Year
Post-Doctoral Magneto-PL based semiconductor characterisation Indian Institute of Technology Bombay Jan’22 – Jan’23
Post-Doctoral Solar Photovoltaic Devices Characterisation University of New South Wales, Sydney Aug’21 – Apr’22
PhD Photo luminescence based semiconductor characterisation University of New South Wales, Sydney Sept’15 – Jun’20
M.Tech Energy Engineering Indian Institute of Technology Bombay 2013
B.Tech Energy Engineering Indian Institute of Technology Bombay 2013
Experience
  • Assistant Professor Sr Gr, Amrita Vishwa Vidyapeetham
  • Manager R&D, Renewsys India
  • Senior Engineer, Bosch India
courses Handled

Undergraduate Courses handled

  • Fundamentals of Electrical Engineering
  • Micro Electro Mechanical Systems

Post-Graduate / PhD Courses handled

  • Research Methodology (VLSI Design, Automotive Electronics and Biomedical Engineering)
Conferences attended
  • Faculty Development Programme – Energy Storage , Amrita, Coimbatore , 18 – 23 December 2023.
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