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Ge28Se60Sb12/PVA composite films for photonic applications
R Tintu, K Saurav, K Sulakshna, VPN Nampoori, P Radhakrishnan, ...
Journal of Non-Oxide Glasses 2 (4), 167-174, 2010
982010
Solvent effect on the third order optical nonlinearity and optical limiting ability of betanin natural dye extracted from red beet root
A Thankappan, S Thomas, VPN Nampoori
Optical Materials 35 (12), 2332-2337, 2013
452013
Nonlinear optical studies on nanocolloidal Ga–Sb–Ge–Se chalcogenide glass
R Tintu, VPN Nampoori, P Radhakrishnan, S Thomas
Journal of Applied Physics 108 (7), 2010
432010
Preparation and optical characterization of novel Ge–Se–Sb/PVA composite films for optical limiting application
R Tintu, VPN Nampoori, P Radhakrishnan, S Thomas
Journal of Physics D: Applied Physics 44 (2), 025101, 2010
412010
Tunable linear and non linear optical properties of GeSeSb chalcogenide glass with solute concentration and with silver doping
A Viswanathan, S Thomas
Journal of Alloys and Compounds 798, 424-430, 2019
322019
Photoinduced changes in optical properties of Ga–Sb–Ge–Se glasses
R Tintu, VPN Nampoori, P Radhakrishnan, S Thomas
Optics Communications 284 (1), 222-225, 2011
282011
Concentration dependent variation of thermal diffusivity in highly fluorescent carbon dots using dual beam thermal lens technique
KR Vijesh, U Sony, M Ramya, S Mathew, VPN Nampoori, S Thomas
International Journal of Thermal Sciences 126, 137-142, 2018
262018
Effect of betanin natural dye extracted from red beet root on the non linear optical properties ZnO nanoplates embedded in polymeric matrices
A Thankappan, S Thomas, VPN Nampoori
Journal of Applied Physics 112 (12), 2012
262012
Nanocomposite thin films of Ga5Sb10Ge25Se60 chalcogenide glass for optical limiting applications
R Tintu, VPN Nampoori, P Radhakrishnan, S Thomas
Optical materials 33 (8), 1221-1225, 2011
222011
Thermal diffusivity of solids by photoacoustic cell rotation and phase lag measurement
S Thomas, J Isaac, J Philip
Review of scientific instruments 66 (7), 3907-3908, 1995
221995
Optical characterization of ZnO nanoplates embedded in polymeric matrices for optical limiting applications
A Thankappan, S Divya, S Thomas, VPN Nampoori
Optics & Laser Technology 52, 37-42, 2013
212013
Enhanced nonlinear optical properties of solution dispersed carbon dots decorated graphene oxide with varying viscosity
KR Vijesh, PN Musfir, T Thomas, M Vaishakh, VPN Nampoori, S Thomas
Optics & Laser Technology 121, 105776, 2020
182020
Reverse saturable absorption in nano colloidal Ge28Sb12Se60 chalcogenide glass
R Tintu, VPN Nampoori, P Radhakrishnan, S Thomas
Journal of non-crystalline solids 357 (15), 2888-2891, 2011
182011
Optical non-linearity in ZnO doped TeO2 glasses
RL Thomas, M HARI, VPN Nampoori, P Radhakrishnan, S Thomas
Journal of optoelectronics and advanced materials 13 (May 2011), 523-527, 2011
162011
Oblique angle deposited silver islands on Ge20Se70Te10 film substrate for surface-enhanced infrared spectroscopy
ST Ajina Cheruvalath, V.P.N. Nampoori
Sensors and Actuators B: Chemical 287, 225-230, 2019
152019
Highly efficient betanin dye based ZnO and ZnO/Au Schottky barrier solar cell
A Thankappan, S Divya, AK Augustine, CP Girijavallaban, ...
Thin Solid Films 583, 102-107, 2015
152015
Impact of intermediate localized states on nonlinear optical absorption of Ga-Ge-Se nanocolloidal solutions
I Sebastian, S Divya, VPN Nampoori, P Radhakrishnan, S Thomas
Applied Physics Letters 102 (3), 2013
152013
Carbon dots decorated graphene oxide nanosheets prepared by a novel technique with enhanced nonlinear optical properties
V KR, M Sebastian, VPN Nampoori, S Thomas
AIP Advances 9 (1), 2019
142019
Effect of thickness on nonlinear absorption properties of graphite oxide thin films
VG Sreeja, A Cheruvalathu, R Reshmi, EI Anila, S Thomas, MK Jayaraj
Optical Materials 60, 450-455, 2016
142016
Concentration tuned bandgap and corresponding nonlinear refractive index dispersion in Ga-Ge-Se nanocolloids
I Sebastian, S Mathew, VPN Nampoori, P Radhakrishnan, S Thomas
Journal of Applied Physics 114 (5), 2013
142013
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