Journal Publicationsbooks

   

Year 2016

  1. 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.
  2. Saltmarsh, G.A. Kumar , M.Kailasnath , VittalShenoy, C. Santhosh , D.K. SardarSpectroscopic characterizations of Er doped LaPO4 submicron phosphors prepared by homogeneous precipitation method, Optical Materials, 24-29, 53 , 2016
  3. A.Kumar, Nicolas R. Balli, M.Kailasnath, Spectroscopic and magnetic properties of Neodymium doped GdPO4 submicron stars prepared by solvothermal method, Journal of Alloys and Compounds, 672, 668-673, 2016
  4. 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).
  5. Tuning whispering gallery lasing modes from polymer fibers under tensile strain, Linslal C L, M. Kailasnath, S. Mathew, T. K. Nideep, P. Radhakrishnan,V. P. N. Nampoori, And C. P. G. Vallabhan, Optics letters, Vol. 41, No.3, pp. 551-554 (2016)
  6. A fiber optic biosensor for the detection of cholesterol levels based on chitosan coated long period grating ,C. Bobby Mathews, T. M. Libish, B. Kaushalkumar, V. Vivek, RadhakrishnaPrabhu, and P. Radhakrishnan, , Vol.12, 1, 1 January 2016, pp. 23-26
  7. 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.
  8. 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.
  9. 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.
  10. 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).
  11. 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).
  12. Use of Laser Biospeckle for the Evaluation of Fruit Ripening ,Retheesh R, Boni Samuel, P. Radhakrishnan, V. P. N. Nampoori and A. Mujeeb , Journal of Pure Applied and Industrial Physics, Vol.6(5), 65-70, May 2016
  13. Numerical Processing Techniques for the Detection and Analysis of Biospeckle Activity, Retheesh R, Boni Samuel, A. Mujeeb, International Journal of Science, Engineering and Technology Research (IJSETR) Volume 5, Issue 4, April 2016

Year 2015

  1. Size dependent variation of thermal diffusivity of CdSe nanoparticles based nano fluid using laser induced mode-matched thermal lens technique, Anju. K. Augustine & S. Mathew & C. P. Girijavallabhan &P. Radhakrishnan & V. P. N Nampoori & M. Kailasnath; J Opt 44(1):85–91; (2015)
  2. Spectral modification of mode structures in silver nanoparticle doped Rhodamine 6G, Arindam Sarkar, C.L. Linslal, V.P.N. Nampoori, Optics & Laser Technology, Volume 75, 182-187 , (2015)
  3. 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).
  4. 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).
  5. Highly efficient betanin dye based ZnO and ZnO/Au Schottky barrier solar cell,  Aparna thankappan; S.  Divya; Augustine  K Anju; C. P. Girijavallaban; P. Radhakrishnan; Thomas Sheenu ; V. P. N. Nampoori ;Thin Solid Films583 (2015) 102–107
  6. Analysis and simulation of semiconductor laser dynamics with optoelectronic delay feedback, Varghese Bejoy, Sivasankaran Rajesh, Vadakkedath Madhom Nandakumaran.Turk J Phys(2015) 39: 60 – 68
  7. Microring embedded hollow polymer fiber laser, C. L. Linslal, S. Sebastian, S. Mathew, P. Radhakrishnan, V. P. N. Nampoori, C. P. Girijavallabhan, and M. Kailasnath,
    Applied Physics Letters106, (2015) 131101.
  8. Surface effects on photoluminescence and optical nonlinearity of CdS quantum dots stabilized by sulfonated polystyrene in water. Jolly V A, Pradeep C, Philip K, Nampoori P N V, George E K, Journal of Physical ChemistryC, 119, 15(2015)., pp 8280-8289,
  9. 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.
  10. 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.
  11. 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).
  12. 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.
  13. Bio inspired hybrid materials for photonic device applications, Aparna Thankappan, Sheenu Thomas and VPN Nampoori,Laser Phy. Lett.
  14. 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.
  15. Formation of Au-Ag nanoalloy through Au core /Ag shell intermediate phase by laser ablation Chemistry Physics 628 (2015) 25-29 ,Suneetha Sebastian∗, C.L. Linslal, C.P.G. Vallabhan, V.P.N. Nampoori,P. Radhakrishnan, M. Kailasnath

Year 2014

  1. Pumping scheme dependent multimode laser emission from free-standing cylindrical microcavity”, Jaison P, RasoolS, Ananthu S, Radhakrishnan P, Nampoori V P N, Girijavallabhan C P, Kailasnath M, Commun., 320, 125, (2014)
  2. Non resonant excitonic effects on the third order nonlinear properties of TiO2: From amorphous to rutile phase”, Divya S, Indu S, Nampoori V P N, Radhakrishnan P, Mujeeb A, Laser Technol., 56, 207–210, (2014)
  3. Evaluation of nonlinear optical parameters of TiN/PVA nanocomposite– A comparison between semi empirical relation and Z-Scan results, Divya S, Nampoori V P N, Radhakrishnan P, Mujeeb A, Current Applied Physics, 14(1), 93–98, (2014)
  4. Multimode laser emission from free-standing cylindrical microcavities, Jaison P, Radhakrishnan P, Nampoori V P N, Kailasnath M, Lumin., 149, 204, (2014)
  5. Electrobyte/Photoanode engineered solar cells” 115 064501 – 5 2014 : JAP (Journal of applied PhysicsDivya, Aparna Thankappaan, CPG Vallabhan , VPN Nampoori, R. Radhakrishnan and  Mujeeb,
  6. Random Lasing with enhanced Pbhotostability of silver nanoparticle doped polymer optical fiber laser  Sebastian, CL Linslal, CPG Vallabhan, VPN Namboori, P. Radhakrishnan and M.Kailasnath,  Laser Phys.Letter (2014)
  7. Thermal deformation analysis of aluminium hictsink using Electronic Spectlle Pattern interfermely .R. Ratheesh,  Radhakrishnan, Rakesh kumar singh, A Mujeeb,   International Journal of advances in engineering and Technology, (2014)
  8. Multimode Laser emission from dye-dopet hollow polymer optical fiber.L.Linslal, Jaisen Peter, S,Mathew, M.Kailasnath, pramana,     Vol – 82, issue – 2 (2014)
  9. Size Dependent Optical Nonlinearity and Optical Limiting Properties of Water Soluble CdSe Quantum Dots. Anju K. Augustine, S.Mathew, P. Radhakrishnan, V. P. N. Nampoori, and M. Kailasnath; Journal of Nanoscience,Volume 2014, Article ID 623742, 7 pages
  10. Influence of pH on the thermo-optic properties of CdSe QDs prepared by  a microwave irradiation method Anju K Augustine, C P Girijavallabhan, V P N Nampoori and M Kailasnath Laser Phys. Lett. 11 (2014) 115901 (6pp);
  11. Rapid synthesize of gold nanoparticles by microwave irradiationmethod and its application as an optical limiting material.   Anju K. Augustine∗, V.P.N. Nampoori, M. Kailasnath; Optik 125 (2014) 6696–6699
  12. Tuning of particle size and bandgap of CdSe nanoparticles prepared by reflux method  Anju K Augustine, V P N Nampoori and M Kailasnath;Asian Journal of physics;  23:4 (2014) 683-686
  13. 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).
  14. Electrolyte/photoanode engineered performance of TiObased DSSC. Divya S,Thankappan A, Vallabhan CPG, Nampoori VPN, Radhakrishnan P, Mujeeb A (2014) Appl.Phys 115(6) 064501.
  15. Experimental varification of localized defect states in Ga-Ge-Se nano colloidal Solution”Indu Sebastian, V P N Nampoori, P Radhakrishnan and Sheenu Thomas , J.Mater.Sci.49,3732-3735(2014) doi10.1007/s10853-014-8084-8
  16. Band gap tunning and nonlinear optical characterization of TiO2 -SiONano composites with respect to composition and phase opt mater .Divya S, Sebastian I, Nampoori VPN, Radhakrishnan P, Mujeeb A 201437,433-438
  17. 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).
  18. 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).
  19. .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).
  20. 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.
  21. Thermal deformation analysis of aluminium heat sink using electronic speckle pattern interferometry”R, P.Radhakrishnan, Rakesh Kumar Singh, A.Mujeeb, International Journal of Advances in Engineering & Technology, Vol.7, Issue 2, pp. 431-437, May, 2014
  22. Optical nonlinear investigations on morphology controlled growth of ZnO crystals Aparna Thankappan, C.L. Linslal,S.Divya, P.V. Sabitha,Sheenu Thomas, V.P.N. Nampoori Optics & Laser Technology 64 (2014) 133–139
  23. Novel composites based on polymer micro-rods for photonic device applications” Aparna Thankappan, Sheenu Thomas, V.P.N. Nampoori Optics & Laser Technology 58 (2014) 63–70
  24. A Simple Fluorescence based Optical Fiber sensor for Fluoride ions,. R. Venkataraj, N. V P N, P. Radhakrishnan, and M. Kailasnath. 12th International Conference on Fiber Optics and Photonics, OSA Technical Digest (online) (Optical Society of America, 2014), paper M4A.15
  25. 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 (Accepted)
  26. 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.
  27. 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.
  28. Random lasing with enhanced photostability of silver nanoparticle doped polymer optical fiber laser” S Sebastian, C L Linslal, C P G Vallabhan, V P N Nampoori,P Radhakrishnan and M Kailasnath. Laser Phys 11 (2014) 055108 (5pp)
  29. Laser induced augmentation of silver nanospheres to nanowires inethanol fostered by Poly Vinyl Pyrrolidone ,Suneetha Sebastian∗, C.L. Linslal, C.P.G. Vallabhan, V.P.N. Nampoori,P. Radhakrishnan, M. Kailasnath Applied Surface Science 320 (2014) 732–735
  30. Femtosecond laser induced emission enhancement in Rhodamine6G Journal of Photochemistry and Photobiology Suneetha Sebastian**, Ajina C, C. P. G Vallabhan, V. P. N. Nampoori, P. Radhakrishnan, M. Kailasnath –A:Chemistry 288(2014) 34-38

Year 2013

  1. 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.
  2. Solvent effect on the third order optical nonlinearity and optical limiting ability of betanin natural dye extracted from red beet root, Aparna Thankappan, Sheenu Thomas, V.P.N. Nampoori, Optical Materials 35 (2013) 2332–2337
  3. Optical limiting performance of ZnOnanoflakes and nanoplates embedded in PVA matrix, Aparna Thankappan, Sheenu Thomas and VPN Nampoori, QScience Connect 2013.33 10.5339
  4. Optical limiting performance of betanin natural dye, Aparna Thankappan, Sheenu Thomas, V.P.N. Nampoori,NCMA 2013,Tiruchirappalli, Tamilnadu, 4-5 April 2013.
  5. 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.
  6. 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.
  7. 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).
  8. 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].
  9. 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).
  10. 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.
  11. 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).
  12. 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).
  13. 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).
  14. 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).
  15. 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).
  16. 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).
  17. 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).
  18. 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).
  19. 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).
  20. 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).
  21. 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).
  22. 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).
  23. Laser emission from the whispering gallery modes of a graded index fiber, Linslal C L, Mathew S, RadhakrishnanP, Nampoori V P N, Vallabhan C P G, Kailasnath M, Opt. Lett., 38(17), 326163, (2013)
  24. Investigation of optical limiting properties of aluminum nanoparticles prepared by pulsed laser ablation in different carrier media, Rajamudilli K, Jyothi L, Prakash P, Mayank SS, Durga MP, Narayanan Rao T, J. Appl. Phys., 114(24), 243101, (2013)

 

Year 2012

  1. Effect of Cu and Fe on the electrical properties of Ni-Mn-Co-O NTC thermistor compositions, M. N. Muralidharan, P. R. Rohini, E. K. Sunny, K. R. Dayas and A. Seema, Ceramics International, 38(8), pp.6481-6486, (2012)
  2. 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).
  3. 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).
  4. 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).
  5. 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.
  6. 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).
  7. 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.
  8. 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.
  9. Evaluation of absolute fluorescence quantum yield of MEH-PPV using laser induced thermal lens technique, G.Sreelekha, G. Vidya, Rani Joseph ,S. Prathapan , P. Radhakrishnan, C.P.G. Vallabhan and V.P.N. Nampoori, Asian J. Spectrosc, pp. 271-275, Special Issue-2012
  10. 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).
  11. 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).
  12. 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).
  13. 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).
  14. 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).
  15. 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).
  16. 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).
  17. 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).
  18. Interfacial edge dislocation interaction with free-surfaces in nanocrystals, A. Kumar, K.G. Kavitha and A.ØSubramanian Journal of Nanoscience and Technology Vol. 12, 5096-5101, 2012

Year 2011

  1. Photoinduced changes in optical properties of Ga–Sb–Ge–Se glasses, R.Tintu , V.P.N. Nampoori, P. Radhakrishnan, Sheenu Thomas,Optics Communications 284 (2011) 222–225
  2. 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).
  3. 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.
  4. Effect of deoxyribonucleic acid on nonlinear optical properties of Rhodamine 6G- polyvinyl alcohol solu-tion, B. Nithyaja, H. Misha, P. Radhakrishnan, and V. P. N. Nampoori; Journal of Applied Physics 109, 023110 (2011)
  5. 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.
  6. 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.
  7. 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.
  8. 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.
  9. 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.
  10. 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.
  11. 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).

 

 Year 2010

  1. Spectral and Nonlinear optical Characteristics of ZnO Nanocomposites, Littyirimpan, V. P .N. Nampoori and P. Radhakrishnan,Science Of Advaced Materials,Vol.2, 117-137,2010
  2. Metglas thin film based magnetostrictive transducers for use in long period fibre grating sensors,Senoy Thomas, Jinesh Mathew, P. Radhakrishnan, V.P.N. Nampoori, A.K. George, S.H. Al-Harthi, R.V. Ramanujan, M.R. Anantharaman, Sensors and Actuators A: Physical, Volume 161, Issues 1–2, June 2010, Pages 83-90,
  3. Fiber Optic Long Period Grating Based Sensor for Coconut Oil Adulteration Detection,T.M.Libish , J.Linesh, P. Biswas, S. Bandyopadhyay, K. Dasgupta and P. Radhakrishnan, Sensors & Transducers Journal, Vol. 114, Issue 3, March 2010, pp. 102-111
  4. 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.
  5. 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.
  6. 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).
  7. Photothermal characterization of nanogold under conditions of resonance excitation and energy transfer, Santhi Ani Joseph, S. Mathew, Gaurav Sharma, Misha Hari, P. Radhakrishnan, V.P.N. Nampoori, Plasmonics, Vol. 5 No.1, 63-68, 2010
  8. 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).
  9. 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).
  10. Students Chapter in Universities: Their Role in the School Level Technology Enabled Science Education., Praveen Cheriyan Ashok, V.P.N Nampoori; Educational Quest, Vol. 1.1, 27-32, (2010)
  11. Eye Confirmation‖ Sony George, Jon Y. Hardeberg, Tomson G. George, V.P.N. Nampoori; Journal of Imaging Science and technology, Vol. 54, No.3 (2010)
  12. 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).
  13. 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) .