Sanjay K Ram
Sanjay K Ram
Associate Professor, Department of Physics, Amrita University
Verified email at am.amrita.edu
Title
Cited by
Cited by
Year
Silicon thin film solar cells on commercial tiles
H ┴guas, SK Ram, A Ara˙jo, D Gaspar, A Vicente, SA Filonovich, ...
Energy & Environmental Science 4 (11), 4620-4632, 2011
702011
Optimization of Er 3+-doped TiO 2-thin films for infrared light up-conversion
SR Johannsen, LR Lauridsen, B Julsgaard, PT Neuvonen, SK Ram, ...
Thin Solid Films 550, 499-503, 2014
222014
Normal and anti Meyer–Neldel rule in conductivity of highly crystallized undoped microcrystalline silicon films
SK Ram, S Kumar, PR i Cabarrocas
Journal of Non-Crystalline Solids 354 (19-25), 2263-2267, 2008
212008
Discharge characteristics of plasma display panels with Si-doped MgO protective layers
SK Ram, UK Barik, S Sarkar, P Biswas, V Singh, HK Dwivedi, S Kumar
Thin Solid Films 517 (23), 6252-6255, 2009
202009
Structural determination of nanocrystalline Si films using ellipsometry and Raman spectroscopy
SK Ram, MN Islam, PR i Cabarrocas, S Kumar
Thin Solid Films 516 (20), 6863-6868, 2008
202008
Investigations of the electron transport behavior in microcrystalline Si films
SK Ram, S Kumar, R Vanderhaghen, PR i Cabarrocas
Journal of non-crystalline solids 299, 411-415, 2002
202002
Influence of TiO 2 host crystallinity on Er 3+ light emission
SR Johannsen, S Roesgaard, B Julsgaard, RAS Ferreira, J Chevallier, ...
Optical Materials Express 6 (5), 1664-1678, 2016
172016
Mott and Efros-Shklovskii hopping conductions in porous silicon nanostructures
MN Islam, SK Ram, S Kumar
Physica E: Low-dimensional Systems and Nanostructures 41 (6), 1025-1028, 2009
162009
Infrared upconversion in radio frequency magnetron sputtered Er-doped zinc oxide thin films
PT Neuvonen, K Sigvardt, SR Johannsen, J Chevallier, B Julsgaard, ...
Applied Physics Letters 104 (10), 102106, 2014
152014
Influence of the statistical shift of Fermi level on the conductivity behavior in microcrystalline silicon
SK Ram, S Kumar, PR i Cabarrocas
Physical Review B 77 (4), 045212, 2008
152008
Band edge discontinuities and carrier transport in c-Si/porous silicon heterojunctions
MN Islam, SK Ram, S Kumar
Journal of Physics D: Applied Physics 40 (19), 5840, 2007
152007
Role of microstructure in electronic transport behavior of highly crystallized undoped microcrystalline Si Films
SK Ram, S Kumar, PR i Cabarrocas
Thin Solid Films 515 (19), 7469-7474, 2007
152007
Study of anomalous behavior of steady state photoconductivity in highly crystallized undoped microcrystalline Si films
SK Ram, S Kumar, PR i Cabarrocas
Journal of non-crystalline solids 352 (9-20), 1172-1175, 2006
152006
Improving the efficiency of solar cells by upconverting sunlight using field enhancement from optimized nano structures
P. Balling, J. Christiansen, R.E. Christiansen, E. Eriksen, H. Lakhotiya, M ...
Optical Materials 83, 279–289, 2018
142018
Structural, optical and secondary electron emission properties of diamond like carbon thin films deposited by pulsed-DC plasma CVD technique
DK Rai, D Datta, SK Ram, S Sarkar, R Gupta, S Kumar
Solid State Sciences 12 (8), 1449-1454, 2010
122010
Directly patterned TiO2 nanostructures for efficient light harvesting in thin film solar cells
SK Ram, R Rizzoli, D Desta, BR Jeppesen, M Bellettato, I Samatov, ...
Journal of Physics D: Applied Physics 48 (36), 365101, 2015
112015
Microstructure and surface roughness study of highly crystallized μc-Si: H Films
SK Ram, S Kumar, D Deva, PR i Cabarrocas
Thin Solid Films 515 (19), 7619-7624, 2007
112007
Efficient light-trapping with quasi-periodic uniaxial nanowrinkles for thin-film silicon solar cells
Sanjay K. Ram, Derese Desta, Rita Rizzoli, Bruno P. FalcŃo, Emil H. Eriksen ...
Nano Energy 35, 341-349, 2017
82017
Plasma emission diagnostics during fast deposition of microcrystalline silicon thin films in matrix distributed electron cyclotron resonance plasma CVD system
SK Ram, L Kroely, S Kasouit, P Bulkin, PR Cabarrocas
physica status solidi c 7 (3‐4), 553-556, 2010
72010
Evidence of bimodal crystallite size distribution in μc-Si: H films
SK Ram, MN Islam, S Kumar, PR i Cabarrocas
Materials Science and Engineering: B 159, 34-37, 2009
72009
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