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Thomas K. Johny

Address
 International School Of Photonics
 Cochin University of Science and
 Technology
 Cochin | Kerala | India

Phone
 +91-0484-2575848
 +91-9446227676
Fax
 +91-0484-2576714
Email
 thomasjony [AT] gmail.com

    Advisor
       Prof. P. Radhakrishnan

   
    Area of Research
     
  Fiber Optics




       Thomas  

Research Experience
 Research Scholar
 International School of Photonics
 April 2004 - present

Teaching Experience
 Higher Secondary School Teacher
 School
 April 2004 - 2012

 Assistant Professor
 Vimala College
 April 2012 - present

Topic of Research
 Fiber Optics

Area of Interest
 Fiber Optics, Nonlinear Optics, Nanomaterials,
 Ultrafast studies

Achievements
 CSIR - UGC JRF/NET for Research and Teaching in
 Physical Sciences in India

Academic Background
 B. Ed in Physics,  University of Calicut, Kerala, India.

 M. Sc in Physics,  University of Calicut, Kerala, India.

 B. Sc in Physics,  University of Calicut, Kerala, India.

Professional Associations
 Life Member, Indian Laser Association
 Student Member, Photonics Society of India
 Student Member, Plasma Science Society of India
 Student Member, OSA
 Student Member, SPIE

Additional Info
 President, ISP-SPIE Student chapter, 2006
 Secretary, ISP-SPIE Student chapter, 2005
 Secretary, ISP-OSA Student chapter 2005-2007
 Treasurer, ISP-OSA Student chapter 2008
 Student Secretary, Photonics Society of India 2005-2007

Publications:

Journal Papers:

1 . “ Raman spectra of polymethyl methacrylate optical fibres excited by a 532 nm diode pumped solid state laser ", K. J. Thomas, M. Sheeba, V.P.N. Nampoori, C.P.G. Vallabhan, P. Radhakrishnan ; J. Opt. A: Pure Appl. Opt. 10, 055303, (2008) .

2 . “ Multimode laser emission from dye doped polymer optical fiber ", Mavila Sheeba, Kannampuzha J. Thomas, Mandamparambil Rajesh, Vadakkedathu P. N. Nampoori, Chakkalakkal P. G. Vallabhan, and Padmanabhan Radhakrishnan ; Applied Optics, 46(33), pp. 8089-8094, (2007) .

3 . “ A comparative study of fiber optic humidity sensors based on Chitosan and Agarose ", Jinesh Mathew, K. J. Thomas, V. P. N. Nampoori and P. Radhakrishnan ; Sensors & Transducers Journal, 84(10), pp. 1633-1640, (2007) .

4 . “ Study of solvent effect in laser emission from Coumarin 540 dye solution ", Ritty J. Nedumpara, Thomas K. J., Jayasree V. K., C. P. Girijavallabhan, V. P. N. Nampoori, and P. Radhakrishnan ; Applied Optics, 46(21), pp. 4786-4792, (2007) .

Conference Papers:

1 . “ Swelling polymers coated fiber optic humidity sensors ", Bobby Mathews C, Thomas K J, P Radhakrishnan ; 8th International Conference on Optoelectronics, Fiber Optics and Photonics, at Hyderabad, during Dec 13-16, 2006 .

2 . “ Fiber optic humidity sensor ", Bobby Mathews C, Thomas K. J, P. Radhakrishnan ; International conference on optics & optoelectronics, Dehradun, Dec 12-15,2005. .

3 . “ Laser emission from dye mixture doped polymer optical fiber ", M Sheeba, K J Thomas, M Rajesh , V P N Nampoori C P G Vallabhan , P Radhakrishanan ; SPIE Optics and Photonics 2007 Conference, 26 - 30 August 2007, San Diego, California, USA. Proc. SPIE, Vol. 6698 .

4 . “ Nonlinear Optical properties of Nd doped Silica Glasses using Z-scan Technique ", Lyjo K Joseph, Ritty J Nedumpara, K J Thomas, V P N Nampoori, P Radhakrishnan ; Eighth International Conference on Optoelectronics, Fiber Optics and Photonics, at Hyderabad, during Dec 13-16, 2006 .

5 . “ Nonlinear Absorption in Dye Doped Polymer Matrices ", Ritty J. Nedumpara, K. J. Thomas, Litty Mathew, V. P. N. Nampoori, P. Radhakrishanan ; Eighth International Conference on Optoelectronics, Fiber Optics and Photonics, at Hyderabad, during Dec 13-16, 2006 .

6 . “ Non linear optical characterization of silver/PMMA nanocomposite films ", K. J. Thomas, S. Mathew, M. N. Muralidharan, V. P. N. Nampoori and P. Radhakrishnan ; International Conference on Fiber Optics and Photonics (Photonics 2008), December 13-17, Delhi, India .

7 . “ Fiber Optic Temperature sensor based on Periodically tapered long period grating ", J Linesh, K J Thomas, K Sudeesh, V P N Nampoori ; DAE- BRNS National Laser Symposium (NLS)-2009, Jan 2010, BARC, Mumbai .

 
 
 
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International School of Photonics, Cochin University of Science and Technology, Kochi, Kerala, India. Pin - 682022. Phone: 0091-484-2575848, Fax: 0091-484-2576714