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Results: 1-25 |
Results: 25
A sensitive fibre optic pH sensor using multiple sol-gel coatings
Authors: Lee, ST Gin, J Nampoori, VPN Vallabhan, CPG Unnikrishnan, NV Radhakrishnan, P
Citation: St. Lee et al., A sensitive fibre optic pH sensor using multiple sol-gel coatings, J OPT A-P A, 3(5), 2001, pp. 355-359
Optical absorption and emission spectral studies of phthalocyanine molecules in DMF
Authors: Kumar, GA Thomas, J Unnikrishnan, NV Nampoori, VPN Vallabhan, CPG
Citation: Ga. Kumar et al., Optical absorption and emission spectral studies of phthalocyanine molecules in DMF, J PORPHYR P, 5(5), 2001, pp. 456-459
Photoacoustic evaluation of the thermal effusivity in the isotropic phase of certain comb-shaped polymers
Authors: George, NA Vallabhan, CPG Nampoori, VPN George, AK Radhakrishnan, P
Citation: Na. George et al., Photoacoustic evaluation of the thermal effusivity in the isotropic phase of certain comb-shaped polymers, J PHYS-COND, 13(3), 2001, pp. 365-371
Use of an open photoacoustic cell for the thermal characterisation of liquid crystals
Authors: George, NA Vallabhan, CPG Nampoori, VPN George, AK Radhakrishnan, P
Citation: Na. George et al., Use of an open photoacoustic cell for the thermal characterisation of liquid crystals, APP PHYS B, 73(2), 2001, pp. 145-149
Nonlinear absorption and optical limiting in solutions of some rare earth substituted phthalocyanines
Authors: Unnikrishnan, KP Thomas, J Paul, B Kurian, A Gopinath, P Nampoori, VPN Vallabhan, CPG
Citation: Kp. Unnikrishnan et al., Nonlinear absorption and optical limiting in solutions of some rare earth substituted phthalocyanines, J NONLIN OP, 10(1), 2001, pp. 113-121
Chemical sensing with microbent optical fiber
Authors: Lee, T George, NA Sureshkumar, GP Radhakrishnan, P Vallabhan, CPG Nampoori, VPN
Citation: T. Lee et al., Chemical sensing with microbent optical fiber, OPTICS LETT, 26(20), 2001, pp. 1541-1543
Open-cell photoacoustic investigation of the thermal effusivity of liquid crystals
Authors: George, NA Vallabhan, CPG Nampoori, VPN George, AK Radhakrishnan, P
Citation: Na. George et al., Open-cell photoacoustic investigation of the thermal effusivity of liquid crystals, OPT ENG, 40(7), 2001, pp. 1343-1347
Optical properties of phthalocyanine molecules in cyano acrylate polymer matrix
Authors: Kumar, GA Thomas, J Unnikrishnan, NV Nampoori, VPN Vallabhan, CPG
Citation: Ga. Kumar et al., Optical properties of phthalocyanine molecules in cyano acrylate polymer matrix, MATER RES B, 36(1-2), 2001, pp. 1-8
Experimental investigation of optical limiting and thermal lensing in toluene solutions of C-70
Authors: Bindhu, CV Harilal, SS Nampoori, VPN Vallabhan, CPG
Citation: Cv. Bindhu et al., Experimental investigation of optical limiting and thermal lensing in toluene solutions of C-70, APP PHYS B, 70(3), 2000, pp. 429-434
Photoacoustic investigation of the effect of excess lead oxide on thermal diffusivity of PLZT ceramic
Authors: George, NA Paul, T Radhakrishnan, P Nampoori, VPN Vallabhan, CPG Sebastian, MT
Citation: Na. George et al., Photoacoustic investigation of the effect of excess lead oxide on thermal diffusivity of PLZT ceramic, J MAT SCI L, 19(6), 2000, pp. 499-501
Emission spectral studies of phthalocyanines in borate glass matrix
Authors: Kumar, GA Nampoori, VPN Vallabhan, CPG Jose, G Unnikrishnan, NV
Citation: Ga. Kumar et al., Emission spectral studies of phthalocyanines in borate glass matrix, J MAT SCI L, 19(18), 2000, pp. 1669-1672
Optical studies of phthalocyanine molecules in PVA film
Authors: Thomas, J Kumar, GA Unnikrishnan, NV Nampoori, VPN Vallabhan, CPG
Citation: J. Thomas et al., Optical studies of phthalocyanine molecules in PVA film, MATER LETT, 44(5), 2000, pp. 275-278
Spectral studies of naphthalocyanine (Nc) and rare earth phthalocyanine (RePc) molecules in an inorganic glassy borate matrix
Authors: Kumar, GA Thomas, J George, N Nampoori, VPN Radhakrishnan, P Vallabhan, CPG Unnikrishnan, V
Citation: Ga. Kumar et al., Spectral studies of naphthalocyanine (Nc) and rare earth phthalocyanine (RePc) molecules in an inorganic glassy borate matrix, PHYS C GLAS, 41(4), 2000, pp. 199-203
Optical absorption studies of free (H2Pc) and rare earth (RePc) phthalocyanine doped berate glasses
Authors: Kumar, GA Thomas, J George, N Kumar, BA Radhakrishnan, P Nampoori, VPN Vallabhan, CPG Unnikrishnan, NV
Citation: Ga. Kumar et al., Optical absorption studies of free (H2Pc) and rare earth (RePc) phthalocyanine doped berate glasses, PHYS C GLAS, 41(2), 2000, pp. 89-93
Use of photoacoustic effect for the detection of phase transitions in liquid crystal mixtures
Authors: George, NA Vallabhan, CPG Nampoori, VPN George, AK Radhakrishnan, P
Citation: Na. George et al., Use of photoacoustic effect for the detection of phase transitions in liquid crystal mixtures, J PHYS D, 33(24), 2000, pp. 3228-3232
Physical and optical properties of phthalocyanine doped inorganic glasses
Authors: Kumar, GA Thomas, J George, N Unnikrishnan, NV Radhakrishnan, P Nampoori, VPN Vallabhan, CPG
Citation: Ga. Kumar et al., Physical and optical properties of phthalocyanine doped inorganic glasses, J MATER SCI, 35(10), 2000, pp. 2539-2542
A fibre optic evanescent wave sensor for monitoring the rate of pulsed laser deposition of metal thin films
Authors: John, MS Radhakrishnan, P Nampoori, VPN Vallabhan, CPG
Citation: Ms. John et al., A fibre optic evanescent wave sensor for monitoring the rate of pulsed laser deposition of metal thin films, MEAS SCI T, 10(2), 1999, pp. N17-N20
Investigation of nonlinear absorption and aggregation in aqueous solutionsof rhodamine B using thermal lens technique
Authors: Bindhu, CV Harilal, SS Nampoori, VPN Vallabhan, CPG
Citation: Cv. Bindhu et al., Investigation of nonlinear absorption and aggregation in aqueous solutionsof rhodamine B using thermal lens technique, PRAMANA-J P, 52(4), 1999, pp. 435-442
Thermal diffusivity of some polymer supported halogeno benzimidazole complexes of cobalt(II) and copper(II) - a photoacoustic study
Authors: Raman, SS Nampoori, VPN Vallabhan, CPG Saravanan, N Yusuff, KKM
Citation: Ss. Raman et al., Thermal diffusivity of some polymer supported halogeno benzimidazole complexes of cobalt(II) and copper(II) - a photoacoustic study, J MAT SCI L, 18(23), 1999, pp. 1887-1889
Evaluation of electrical conductivity and thermal diffusivity of vanadyl naphthalocyanine
Authors: Thomas, J Pillai, VNS Nampoori, VPN Vallabhan, CPG
Citation: J. Thomas et al., Evaluation of electrical conductivity and thermal diffusivity of vanadyl naphthalocyanine, J MAT SCI L, 18(12), 1999, pp. 963-964
Solvent effect on absolute fluorescence quantum yield of rhodamine 6G determined using transient thermal lens technique
Authors: Bindhu, CV Harilal, SS Nampoori, VPN Vallabhan, CPG
Citation: Cv. Bindhu et al., Solvent effect on absolute fluorescence quantum yield of rhodamine 6G determined using transient thermal lens technique, MOD PHY L B, 13(16), 1999, pp. 563-576
Studies of nonlinear absorption and aggregation in aqueous solutions of rhodamine 6G using a transient thermal lens technique
Authors: Bindhu, CV Harilal, SS Nampoori, VPN Vallabhan, CPG
Citation: Cv. Bindhu et al., Studies of nonlinear absorption and aggregation in aqueous solutions of rhodamine 6G using a transient thermal lens technique, J PHYS D, 32(4), 1999, pp. 407-411
Optical limiting and thermal lensing studies in C-60
Authors: Harilal, SS Bindhu, CV Nampoori, VPN Vallabhan, CPG
Citation: Ss. Harilal et al., Optical limiting and thermal lensing studies in C-60, J APPL PHYS, 86(3), 1999, pp. 1388-1392
Photoacoustic study of the effect of hydroxyl ion on thermal diffusivity of gamma alumina
Authors: Raman, SS Nampoori, VPN Vallabhan, CPG Ambadas, G Sugunan, S
Citation: Ss. Raman et al., Photoacoustic study of the effect of hydroxyl ion on thermal diffusivity of gamma alumina, J APPL PHYS, 85(3), 1999, pp. 1987-1988
Two and three photon absorption in rhodamine 6G methanol solutions using pulsed thermal lens technique
Authors: Bindhu, CV Harilal, SS Kurian, A Nampoori, VPN Vallabhan, CPG
Citation: Cv. Bindhu et al., Two and three photon absorption in rhodamine 6G methanol solutions using pulsed thermal lens technique, J NONLIN OP, 7(4), 1998, pp. 531-538
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