| Modification of the optoelectronic properties of sprayed In2S3 thin films by indium diffusion for application as buffer layer in CZTS based solar cell VG Rajeshmon, N Poornima, CS Kartha, KP Vijayakumar Journal of alloys and compounds 553, 239-244, 2013 | 77 | 2013 |
| On single doping and co-doping of spray pyrolysed ZnO films: Structural, electrical and optical characterisation TV Vimalkumar, N Poornima, KB Jinesh, CS Kartha, KP Vijayakumar Applied Surface Science 257 (20), 8334-8340, 2011 | 65 | 2011 |
| Effect of precursor medium on structural, electrical and optical properties of sprayed polycrystalline ZnO thin films TV Vimalkumar, N Poornima, CS Kartha, KP Vijayakumar Materials Science and Engineering: B 175 (1), 29-35, 2010 | 58 | 2010 |
| Unveiling the defect levels in SnS thin films for photovoltaic applications using photoluminescence technique TH Sajeesh, N Poornima, CS Kartha, KP Vijayakumar physica status solidi (a) 207 (8), 1934-1939, 2010 | 51 | 2010 |
| On tuning the orientation of grains of spray pyrolysed ZnO thin films TV Vimalkumar, N Poornima, CS Kartha, KP Vijayakumar Applied Surface Science 256 (20), 6025-6028, 2010 | 32 | 2010 |
| Synthesis and characterization of ZnO nanoparticles HM Joseph, N Poornima Materials Today: Proceedings 9, 7-12, 2019 | 16 | 2019 |
| Composition and conductivity-type analysis of spray pyrolysed ZnS thin films using photoluminescence N Poornima, A Jose, CS Kartha, KP Vijayakumar Energy Procedia 15, 347-353, 2012 | 15 | 2012 |
| Effect of curing on mechanical strength and microstructure of fly ash blend GGBS geopolymer, Portland cement mortar and its behavior at elevated temperature N Poornima, T Revathi, M Sivasakthi, R Jeyalakshmi Materials Today: Proceedings 47, 863-870, 2021 | 14 | 2021 |
| Enhancement of electrical conductivity in sprayed ZnO thin film through zero-energyprocess TV Vimalkumar, N Poornima, CS Kartha, KP Vijayakumar, T Abe, ... Physica B: Condensed Matter 405 (24), 4957-4960, 2010 | 7 | 2010 |
| Microstructure investigation of the Na/Ca aluminosilicate hydrate gels and its thermal compatibility in fly ash–GGBS cementitious binder N Poornima, M Sivasakthi, R Jeyalakshmi Journal of Building Engineering 50, 104168, 2022 | 6 | 2022 |
| Reliable and damage-free estimation of resistivity of ZnO thin films for photovoltaic applications using photoluminescence technique N Poornima, TV Vimalkumar, VG Rajeshmon, CS Kartha, KP Vijayakumar International Journal of Photoenergy 2013, 2013 | 5 | 2013 |
| Defect analysis of CZTS thin films using photoluminescence technique N Poornima, VG Rajeshmon, CS Kartha, KP Vijayakumar AIP Conference Proceedings 1512 (1), 464-465, 2013 | 3 | 2013 |
| Non-destructive evaluation of photovoltaic materials and solar cells using Photoluminescence N Poornima, C Sudha Kartha Cochin University Of Science And Technology, 2013 | 1 | 2013 |
| Origin of PL emission at 0.797 eV in near stoichiometric spray deposited CZTS thin films N Poornima, VG Rajeshmon, CS Kartha, KP Vijayakumar Journal of Physics: Conference Series 1461 (1), 012113, 2020 | | 2020 |
| Photoluminescence studies on off-stoichiometric defects in sprayed CZTS thin films N Poornima, VG Rajeshmon, C Sudha Kartha, KP Vijayakumar AIP Publishing, 2014 | | 2014 |
| Predicting The Performance Parameters of In 2 S 3/MEH‐PPV Heterojunction Using Photoluminescence Technique N Poornima, MRR Menon, CS Kartha, KP Vijayakumar AIP Conference Proceedings 1349 (1), 457-458, 2011 | | 2011 |
| Preparation and Characterization of Spray Pyrolysed ZnS Thin Films and the Effect of Chlorine Doping A Jose, VG Rajeshmon, N Poornima, CS Kartha, KP Vijayakumar AIP Conference Proceedings 1349 (1), 707-708, 2011 | | 2011 |
| Efficiency in Delivering Obstetric Care-A Comparison of Public and Private Hospitals in Ernakulam District NR Poornima, KC Sankaranarayanan Cochin University of Science and Technology, 2006 | | 2006 |
Dr Vijayakumar K. PProfessor of Physics ( Retrd), Dept of Physics, CUSAT, Cochin 22, India.Verified email at cusat.ac.in
