Source: http://photonics.cusat.edu/journal-publications/
Timestamp: 2019-04-18 22:24:18+00:00

Document:
Solvent effects on lasing characteristics for Rh B laser dye, Jaison Peter, Mahesh Kumar, V. R. Anand, RasoolSaleem, Ananthu Sebastian, P. Radhakrishnan, V. P. N. Nampoori, C. P. G. Vallabhan, RadhakrishnaPrabhu, and M. Kailasnath,Journal of Luminescence, Volume 169, Part A, pp.227-232, January 2016.
Photophysical studies and computational modelling of Rhodamine B as calculated by B3LYP/6-31 G (d) and TD-DFT/PCM method, Jaison Peter, Mahesh Kumar, V. R. Anand, Boni Samuel, Adrine Antony Correya, P. Radhakrishnan, V. P. N. Nampoori and M. Kailasnath, Journal of Fluorescence (Accepted).
Spectral and Non Radiative Decay Studies of Lead Di Bromide Single Crystals by Mode Matched Thermal Lens Technique., Rejeena, I., B. Lillibai, V. Thomas, V. P. N. Nampoori, and P. Radhakrishnan. Journal of fluorescence (2016): 1-5.
Performance of polymer/CdS organic-inorganic hybrid LEDs., Pradeep, C., S. Mathew, M. A. G. Namboothiry, C. P. G. Vallabhan, P. Radhakrishnan, and V. P. N. Nampoori. Optoelectronics Letters 12, no. 2 (2016): 110-114.
Investigations of intensity dependant nonlinear optical properties of betanin/ZnO composites embedded in PVA.,Thankappan, Aparna, V. P. N. Nampoori, and Sabu Thomas. Optics & Laser Technology 83 (2016): 28-34.
Optical limiting properties of in situ reduced graphene oxide/polymer nanocomposites, Muralidharan, M. N., S. Mathew, A. Seema, P. Radhakrishnan, and Thomas Kurian. Materials Chemistry and Physics (2016).
Effect of Femtosecond Laser Ablated Silver Nanoparticles in the thermo-optic properties of Basic Fuchsindye., Pathrose, Bini, V. P. N. Nampoori, P. Radhakrishnan, H. Sahira, and A. Mujeeb. Optik-International Journal for Light and Electron Optics (2016).
Enhanced random lasing from a colloidal CdSe quantum dot-Rh6G system, Anju K Augustine, P Radhakrishnan, V P N Nampoori and M Kailasnath. Laser Phys. Lett. 12(2015) 025006 (4pp).
Charge and Heat Transfer Mechanism in Directly Coupled CdSe‑Metal Nano hybrids, K. Augustine ,C. P. Girijavallabhan ,V. P. N Nampoori & M. Kailasnath; 2015(accepted in Journal of electronic materials).
Applied Physics Letters106, (2015) 131101.
Angular dependent light emission from planar waveguides, Jaison Peter, Radhakrishna Prabhu, P. Radhakrishnan, C. P. G. Vallabhan, V. P. N. Nampoori and M. Kailasnath. J. Appl. Phys. 117(2015), 015301.
Effect of ZnS shell on optical properties of CdSe–ZnS core–shell quantum dots, Mathew, S., Bhardwaj, B. S., Saran, A. D., Radhakrishnan, P., Nampoori, V. P. N., Vallabhan, C. P. G., & Bellare, J. R… Optical Materials, 39(2015), 46-51.
Effect of silver nanoparticles on fuorescence and nonlinear properties of naturally occurring betacyanin dye, Arindam Sarkar, Aparna Thankappan, and V.P.N. Nampoori, Mater. 39,211-217 (2015).
Enhanced performance of ZnO based dye-sensitized solar cell decorated with TiN nanoparticles, Aparna Thankappan, S.Divya, C.P. Girijavallaban, P. Radhakrishnan, Sheenu Thomas, and V.P.N. Nampoori , Laser Phy. Lett.
Bio inspired hybrid materials for photonic device applications, Aparna Thankappan, Sheenu Thomas and VPN Nampoori,Laser Phy. Lett.
Chemically tapered multimode optical fiber probe for fluoride detection based on fluorescence quenching of Curcumin, Roopa Venkataraj, V P N Nampoori, P Radhakrishnan, M Kailasnath, IEEE Sensors Journal 2015.
Studies of nonlinear optical properties of PicoGreen dye using Z-scan technique., C Pradeep, S Mathew, B Nithyaja, P Radhakrishnan and V P N Nampoori, Applied Physics A, 115, 1, pp 291-295, (2014).
Electrolyte/photoanode engineered performance of TiO2 based DSSC. Divya S,Thankappan A, Vallabhan CPG, Nampoori VPN, Radhakrishnan P, Mujeeb A (2014) Appl.Phys 115(6) 064501.
ASE and photostability measurements in dye doped step index, graded index and hollow polymer optical fiber .Jaison Peter, C. P. G. Vallabhan, P. Radhakrishnan, V. P. N. Nampoori, & M. Kailasnath,. Optics & Laser Technology, 63, 34-38 (2014).
Multimode Laser Emission from Free-standing Cylindrical MicrocavitiesJaison Peter, P. Radhakrishnan, V. P. N. Nampoori, & M. Kailasnath,. Journal of Luminescence 05/2014; 149:204-207 (2014).
.Pumping scheme dependent multimode laser emission from free-standing cylindrical microcavity. Optics Communications Jaison Peter, Rasool Saleem, Ananthu Sebastian, , P. Radhakrishnan, V. P. N. Nampoori, C. P. G. Vallabhan & M. Kailasnath01/2014; 320:125–128 (2014).
Characteristics of Whispering Gallery Mode Laser Emission from Free-standing Cylindrical Microcavity”Jaison Peter, C. P. G. Vallabhan, V. P. N. Nampoori, P. Radhakrishnan, & M. Kailasnath., OPEN JOURNAL OF MODERN PHYSICS ISSN(Print): 2372-627X ISSN(Online): 2372-6288 VOLUME 1, NUMBER 2, JUNE 2014.
Variations in Fluorescence Quantum Yield of Basic Fuchsin with Silver nanoparticles prepared by Femtosecond Laser Ablation, Bini Pathrose , H Sahira, V P N Nampoori , P Radhakrishnan , A Mujeeb, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 128 (2014) 522–526.
Measurement of absolute fluorescence quantum yield of Basic Fuchsin solution using dual-beam thermal lens technique”, Bini Pathrose , V P N Nampoori , P Radhakrishnan , A Mujeeb, J Fluoresc, DOI 10.1007/s10895-014-1369-0.
Fabrication and Photostability of Rhodamine-6G Gold Nanoparticle Doped Polymer Optical Fiber,Suneetha Sebastian, Ajina C, C. P. G Vallabhan, V. P. N. Nampoori, P. Radhakrishnan, M. Kailasnath,CHIN. PHYS. LETT. Vol. 30, No. 11 (2013) 118101.
Optical limiting performance of betanin natural dye, Aparna Thankappan, Sheenu Thomas, V.P.N. Nampoori,NCMA 2013,Tiruchirappalli, Tamilnadu, 4-5 April 2013.
Optical characterization of ZnOnanoplates stabilized with pva for optical limiting applications, Aparna Thankappan, Divya S, Sheenu Thomas,V.P.N. Nampoori, The first national conference on trends and applications in laser technology and optoelectronics, TALTO 2013,Gurgaon, India, 4 April 2013.
Study of regulation of anthocyanin production from confederate rose by spectroscopic method and their nonlinear optical characterization, Ani Augustine,Jose,PranamPrakash,AparnaThankappan,SheenuThomas,V.P.N.Nampoori, I.J.S.N., VOL. 4(2) 2013, pp.294-298.
Microring lasing from a dye-doped polymer-coated silica fiber, Jaison Peter, C P G Vallabhan, P. Radhakrishnan, V P N Nampoori and M Kailasnath, Laser Physics 23 (2013).
A study on tuning of the face orientation of ZnOnano/micro crystals by a wet chemical method,Aparna Thankappan, Sheenu Thomas, V.P.N. Nampoori chineses optics letters [in press].
Dynamics of tightly focused femtosecond laser pulses in water, S Sreeja, ChLeela, V Rakesh Kumar, Suman Bagchi, T Shuvan Prashant, P Radhakrishnan, Surya P Tewari, S Venugopal Rao and P Prem Kiran Laser Physics 23, (2013).
Laser emission from the whispering gallery modes of a graded index fiber, C.L. Linslal, S. Mathew, P. Radhakrishnan, V.P.N. Nampoori, C.P. Girijavallabhan, M. Kailasnath, Optics Letters 38(17) 2013.
Concentration tuned bandgap and corresponding nonlinear refractive index dispersion in Ga-Ge-Se nanocolloids, Indu Sebastian, S. Mathew, V. P. N. Nampoori, P. Radhakrishnan, and Sheenu Thomas, Journal of Applied Physics 114, 053102 (2013).
Impact of Intermediate localized states on nonlinear absorption of Ga-Ge-Se nanocolloidal solution, Indu Sebastian, S. Divya, V.P.N. Nampoori, P. Radhakrishnan, Sheenu Thomas, Applied Physics Letters 102, 031115, (2013).
Studies of nonlinear optical properties of PicoGreen dye using Z-scan technique, C. Pradeep, S. Mathew, B. Nithyaja, P. Radhakrishnan and V. P. N. Nampoori, Applied Physics A, (2013), (In press).
Effect of marine derived deoxyribonucleic acid on nonlinear optical properties of PicoGreendye,C. Pradeep, S. Mathew, B. Nithyaja, P. Radhakrishnan and V. P. N. Nampoori, Applied Physics B, 111(4), pp. 611-615, (2013).
Two photon fluorescence spectra from MEH- PPV/Polystyrene based film waveguides, G. Sreelekha, G Vidya ,M S Ebin, K Geetha ,S Sreeja, Rani Joseph, S Pratapan,PRadhakrishnan, C P G Vallabhan and V P N Nampoori, Journal of Optics, 42(2), pp. 101-105, (2013).
Measurement of thermal diffusivity of MEH–PPV in different organic solvents using laser induced thermal lens technique, G. Sreelekha, G. Vidya, P. Radhakrishnan, C.P.G. Vallabhan, V.P.N. Nampoori, Optik – International Journal for Light and Electron Optics, 124(17), pp. 3138-3141, (2013).
Thermal diffusivity of nanofluids composed of rod-shaped silver nanoparticles, Misha Hari, Santhi Ani Joseph, S Mathew, B Nithyaja, V. P. N. Nampoori, P. Radhakrishnan, International Journal of Thermal Sciences, 64, pp. 188-194, (2013).
Detection of adulteration in virgin olive oil using a fiber optic long period grating based sensor,T.M.Libish, M.C. Bobby, J. Linesh, S. Mathew, C. Pradeep, V.P.N. Nampoori, P. Biswas, S. Bandyopadhyay, K. Dasgupta and P. Radhakrishnan, Laser Physics, 23(4), pp. 045112-045116, (2013).
A Biosensor for the Detection and Estimation of Cholesterol Levels based on Long Period Gratings, C. Bobby Mathews, T. M. Libish, J. Linesh, P. Biswas, S. Bandyopadhyay, K. Dasgupta, P. Radhakrishnan, Sensors & Transducers Journal, 149(2), pp. 83-88, (2013).
Optical characterization of ZnOnanoplates embedded in polymeric matrices for optical limiting applications, Aparna Thankappan, Divya S, Sheenu Thomas, V. P. N. Nampoori, Optics & Laser Technology, 52, pp. 37-42, (2013).
Erratum to Synthesis of monocrystalline zinc oxide microrods by wet chemical method for light confinement applications, Aparna Thankappan, Misha Hari, S. Mathew, Santhi Ani Joseph, Rolf Erni, Debajeet Bora, Artur Braun, V. P. N. Nampoori, Physica E: Low-dimensional Systems and Nanostructures, 47 [Note(s): p. 46], (2013).
Impact of Intermediate localized states on nonlinear absorption of Ga-Ge-Se nanocolloidal solution,Indu Sebastian, S. Divya, V.P.N. Nampoori, P. Radhakrishnan and Sheenu Thomas Appl. Phys. Letter 102, 031115 (2013).
UV-Visible Photoluminescence of TiO2 Nanoparticles Prepared by Hydrothermal Method, S. Mathew, Amit kumar Prasad, Thomas Benoy, P. P. Rakesh, Misha Hari, T. M Libish, P. Radhakrishnan, V. P. N. Nampoori, C. P. G. Vallabhan, Journal of Fluorescence, 22(6), pp. 1563-1569, (2012).
Nonlinear optical characterization and measurement of optical limiting threshold of CdSe quantum dots prepared by a microemulsion technique, S. Mathew, Amit D. Saran, Santhi Ani Joseph, Bishwajeet Singh Bhardwaj, Deep Punj, P. Radhakrishnan, V. P. N. Nampoori, C. P. G. Vallabhan, Jayesh R. Bellare, Journal of Materials Science: Materials in Electronics, 23(3), pp. 739-745, (2012).
Size dependent optical properties of the CdSe-CdS core-shell quantum dots in the strong confinement regime, S. Mathew, Amit D. Saran, Bishwajeet Singh Bhardwaj, Santhi Ani Joseph, P. Radhakrishnan, V. P. N. Nampoori, C. P. G. Vallabhan, and Jayesh R. Bellare, Journal of Applied Physics 111(7), 074312, (2012).
Studies on CdS nanoparticles prepared in DNA and bovine serum albumin based biotemplates,B. Nithyaja, K. Vishnu, S. Mathew, P. Radhakrishnan, and V. P. N. Nampoori, Journal of Applied Physics, 112(6), 064704, 2012.
Saturable and reverse saturable absorption in aqueous silver nanoparticles at off-resonant wavelength, Misha Hari, S. Mathew, B. Nithyaja, Santhi Ani Joseph, V.P.N. Nampoori, P. Radhakrishnan, Optical and Quantum Electronics, 43, pp. 49-58, (2012).
Band-gap tuning and nonlinear optical characterization of Ag:TiO2 nanocomposites, Misha Hari, Santhi Ani Joseph, S. Mathew, P. Radhakrishnan, and V. P. N. Nampoori, Journal of Applied Physics 112(7), 074307, 2012.
Synthesis of silver nanoparticles in DNA template and its influence on nonlinear optical properties, B. Nithyaja, H. Misha, and V.P.N. Nampoori, Nanoscience and Nanotechnology, 2(4), pp. 99-103, 2012.
Refractive index and temperature dependent displacements of resonant peaks of long period grating inscribed in hydrogen loaded SMF-28 fiber, T. M. Libish, M. C. Bobby, J. Linesh, S. Mathew, C. Pradeep, V. P. N. Nampoori, P. Radhakrishnan, Optoelectronics Letters, 8(2), pp.101-104, (2012).
Experimental analysis on the response of long period grating to refractive indices higher and lower than that of fiber cladding, T.M. Libish, M.C. Bobby, J. Linesh, V.P.N. Nampoori, P. Radhakrishnan, Microwave and Optical Technology Letters, 54(10), pp. 2356–2360, (2012).
Nonlinear optical studies of DNA doped Rhodamine 6G PVA films using picosecond pulses, S. Sreeja, B. Nityaja, Debasis Swain, V.P.N. Nampoori, P. Radhakrishnan, S. Venugopal Rao, Optics and Photonics Journal, 2(3), 135-139, (2012).
Effect of lens tilt on SCE and filamentation characteristics of fs pulses in air, S. Sreeja, T. Shuvan Prashant, P. Radhakrishnan, Surya P. Tewari, S. Venugopal Rao, P. Prem Kiran, SPIE Vol. 8434 (SPIE, Bellingham, WA) 84340T, (2012).
Filamentation characteristics of focused fs pulses in atmosphere, S. Sreeja, V. Rakesh Kumar, Ch. Leela, P. Radhakrishnan, Surya P. Tewari, S. Venugopal Rao, P. Prem Kiran, SPIE Vol. 8434 (SPIE, Bellingham, WA), 84340U, (2012).
Supercontinuum emission from water using fs pulses in the external tight focusing limit, S. Sreeja, S. Venugopal Rao, P. Radhakrishnan, Surya P. Tewari, P. Prem Kiran, SPIE, 8247, 824718, (2012).
Synthesis of monocrystalline zinc oxide mircorods by wet chemical method for light confinement applications, Aparna Thankappan, Misha Hari, S. Mathew, Santhi Ani Joseph, Erni Rolf, Debajeet Bora, Artur Braun, V.P.N. Nampoori, Physica E: Low-dimensional Systems and Nanostructures, 44(10), pp. 2118–2123, (2012).
Effect of betanin natural dyeextracted from red beetroot on the nonlinear optical properties of ZnO nanoplates embedded in polymeric matrices, Aparna Thankappan, Sheenu Thomas, V. P. N. Nampoori, Journal of Applied Physics 112, 123104, (2012).
Structural and optical properties of ZnO micro rods synthesized by low temperature hydrothermal route, Aparna Thankappan, Misha Hari, S Mathew, Santhi Ani Joseph, V.P.N Nampoori, AIP Conf. Proc. of Optics: Phenomena, Materials ,Devices and Characterization, 1391, 514-516 (2011).
Preparation and optical characterization of novel Ge–Se–Sb/PVA composite films for optical limiting application, R. Tintu , V.P.N. Nampoori, P. Radhakrishnan, Sheenu Thomas,J. Phys. D: Appl. Phys. 44 (2011) 025101.
The Effect of Grating Period on Refractive Index Sensitivity of Long Period Gratings Written in Hydrogen Loaded SMF-28 Fiber, T. M. Libish, M. C. Bobby, J. Linesh, P. Biswas, S. Bandyopadhyay, K. Dasgupta, P. Radhakrishnan, Journal Of Optoelectronics and advanced Materials, Vol. 13, Issue 5, May 2011, pp. 491-496.
Optical Non-linearity in ZnO Doped TeO2 Glasses, Rose Leena Thomas, Vasuja, Misha Hari, V. P.N. Nampoori, P. Radhakrishnan, Sheenu Thomas, Journal Of Optoelectronics and advanced Materials, Vol. 13, Issue 5, May 2011, pp. 523-527.
Periodically Tapered LPFG for Ethanol Concentration Detection in Ethanol-Gasoline Blend, J. Linesh, T. M. Libish, M. C. Bobby, P. Radhakrishnan and V. P. N. Nampoori, Sensors & Transducers Journal, Vol. 125, Issue 2, February 2011, pp. 205-212.
Shifting of Fluorescence Peak in CdS Nanoparticles by Excitation Wavelength Change, Mathew S, Ani Joseph S, Radhakrishnan P, Nampoori V P, Vallabhan C P, J Fluoresc. 2011 Jan 19.
Fiber Bragg Grating Sensor for Detection of Nitrate Concentration in Water, A. S. Lalasangi, J. F. Akki, K.G. Manohar, T. Srinivas, P. Radhakrishnan, Sanjay Kher, N. S. Mehla and U. S. Raikar, Sensors & Transducers Journal, Vol. 125, Issue 2, February 2011, pp. 187-193.
Nanocomposite thin films of Ga5Sb10Ge25Se60 chalcogenide glass for optical limiting applications , R. Tintu , V.P.N. Nampoori , P. Radhakrishnan, Sheenu Thomas ,Optical Materials 33 (2011) pp.1221–1225.
Detection and Analysis of Paraffin oil Adulteration in Coconut oil Using Fiber Optic Long Period Grating Sensor, T.M. Libish, J. Linesh, M.C.Bobby, P.Biswas, S. Bandyopadhyay, K.Dasgupta, P.Radhakrishnan, Optik-International Journal for Light and Electron Optics, Vol. 122, No. 21, 1939–1942, (2011).
Liquid level sensor using etched silica fiber, J. Linesh, K. Sudeesh, P. Radhakrishnan,and V. P. N. Nampoori, Microwave Opt. Technol. Lett., 52, 883,2010.
Thermal diffusivity of rhodamine 6G incorporated in silver nanofluid measured using mode-matched thermal lens technique, Santhi Ani Joseph, Misha Hari, S. Mathew, Gaurav Sharma, Soumya, V.M. Hadiya, P. Radhakrishnan, V.P.N. Nampoori, Optic. Comms; 283(2010) 313?317.
Laser induced Bessel beams can realize fast all-optical switcvh in gold nanosol prepared by pulsed laser ablation, Santhi Ani Joseph, Gauray Sharma, Misha Hari, S. Mathew,, P. Radhakrishnan, V.P.N.Nampoori, J. Opt. Soc. Am. B 27, 577-581 (2010).
Nonlinear optical studies on nanocolloidal Ga–Sb–Ge–Se chalcogenide Glass, R.Tintu, V. P. N. Nampoori, P. Radhakrishnan, and Sheenu Thomas; Journal of Applied Physics 108, 073525 (2010).
Ge28Se60Sb12 /PVA composite films for photonic applications, R Tintu, K Sulakshna ,KSaurav, V P N Nampoori, P Radhakrishnan and Sheenu Thomas ; Journal of Non-Oxide Glasses Vol. 2, No. 4, 167- 174, (2010).
A microring multimode laser using hollow polymer opticalfibre‖. M kailasnath, VPN .Nampoori,P.Radhakrishnan, Pramana; Journal of Physics, Vol.75,No.5, 923-927, (2010).
Automatic Redeye correction Algorithm withMultilevel Students Chapter in Universities: Their Role in the School Level Technology Enabled Science Education.‖ Praveen Cheriyan Ashok, V.P.N Nampoori; Educational Quest, Vol. No. 1.1, 33- 37, (2010) .

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