Dr. Keshav Nagpal

Junior Research Fellow Institute of Forestry and Engineering (EMÜ)

 

Estonian University of Life Sciences
Institute of Forestry and Engineering
Fr.R.Kreutzwaldi 56, Tartu 51006, ESTONIA

keshav.nagpal@emu.ee

ORCID: 0000-0003-0040-9984

                                                                                                                                                                                                                                                                                                       

EDUCATION

• Ph.D. degree in Engineering Sciences at Institute of Forestry and Engineering, Estonian University of Life Sciences, Tartu (10.2020-2024)
• BS-MS dual degree studies at Indian Institute of Science Education and Research (IISER), Mohali, India (08.2013 – 05.2018)

Present fields of research

• Hydrothermal and precipitation methods based synthesis of nanoparticles (ZnO & CuO)
• Morphology, optoelectronic and I-V characterization of as synthesized nanoparticles
• Combining nanoparticles with CNT and polymers for LED and PV applications.

Present projects

• 2020-2024 “Photovoltaic Polymer encapsulation of metal-oxide nanoparticles for LED applications” PhD student research project (defended August 2024)
• 2020-2023 “Recyclable nanocomposites for water remediation and heavy metal ion extraction from polluted water”, PhD student participant (P200030TIBT)
• 2015-2023 “Emerging orders in quantum and nanomaterial” (TK134), PhD student participant, Estonian Centre of Excellence 2015 (2018-2023: F180175TIBT)

Supervisions

Defended Master students:

– Mr. Taavi Murel (2023-2024): Optical and electrical properties of ZnO nanorods

– Mr. Henno Kaeval (2021-2023): Photoelectric Properties of ZnO Nanorods

Honors and awards

• 2018, Science and Engineering Research Board (SERB) scholarship, BITS Goa, India (2018-2019)
• 2013, Innovation in Science Pursuit for Inspired Research (INSPIRE) Scholarship, IISER Mohali, India (2013-2018)

Publications:

1. Publication in the group:

• « Fabrication and evaluation of figures of merit of ZnO polymer-based hybrid UV photodiodes » K. Nagpal, E. Rauwel, F. Ducroquet, I. Gelard and P. Rauwel, Applied Physics Letters Materials  12, 061109 (2024) [REF]
• « Relevance of alcoholic solvents in the growth of ZnO nanoparticles and ZnO hierarchical nanorod structures on their optical and opto-electrical properties » K. Nagpal, E. Rauwel, F. Ducroquet, I. Gelard and P. Rauwel, Nanotechnology  34, 485602 (2023) [REF]
• «Revealing the Dependency of Dye Adsorption and Photocatalytic Activity of ZnO Nanoparticles on Their Morphology and Defect States » Y. Hendrix, E. Rauwel, K. Nagpal, R. Haddad, E. Estephan, C. Boissière, P. Rauwel, Nanomaterials  13(13), 1998 (2023) [REF]
• « Significance of Hydroxyl Groups on the Optical Properties of ZnO Nanoparticles Combined with CNT and PEDOT:PSS » K. Nagpal, E. Rauwel, E. Estephan, M. R. Soares, P. Rauwel  Nanomaterials  12, 3546 (2022) [REF]
• « Investigation of the optical and antibacterial properties of biosynthesized ZnO nanoparticles using Thuja tincture » K. Nagpal, M. S. Rosario, K. Praakle, E. Rauwel, P. Rauwel Journal of Physics: Conference Series 2315, 012016 (2022) [REF]
• « The role of CNT in surface defect passivation and UV emission intensification of ZnO nanoparticles » K. Nagpal, L. Rapenne, D. S. Wragg, E. Rauwel, P. Rauwel, Nanomaterials and Nanotechnology, Vol. 12, 1–10 (2022) [REF]
• «Assessment of the optical and electrical properties of light emitting diodes containing carbon-based nanostructures and plasmonic nanoparticles: a review »K. Nagpal, E. Rauwel, F. Ducroquet and Protima Rauwel, Beilstein J. Nanotechnol. 12, 1078–1092 (2021) [REF]

2. Former publication

• «Anomalous conductance induced by hydrogen on ZnO and catalysed ZnO nanoflowers» A. Roshini, K. Nagpal, E. S. Kannan, EPL (Europhysics Letters) 127, 57005 (2019) 57005 [REF]