K. Thyagarajan

• Recent Publications
• Complete List of Publications
• Conference Presentations

Recent conference presentations

1. Jasleen Lugani, Sankalpa Ghosh and Krishna Thyagarajan, Electro-optically Switchable Modal Entangled Photon Pairs from Integrated Optic Mach Zehnder Interferometer, Frontiers in Optics 2012, Rochester, NY
2. Ruchi Garg and K Thyagarajan, Cascaded coupling in long period gratings in channel waveguides, Frontiers in Optics 2011, San Jose, NY
3. Ruchi Garg, M. R. Shenoy, K. Thyagarajan, "Analysis of graded-segmented channel waveguides with application to femtosecond laser written waveguides", Frontiers in Optics 2010, 24-28th October, 2010, Rochester, New York, USA
4. Ritwick Das and K Thyagarajan, Broadband Mid-Infrared Generation Using One-Dimensional Photonic Bandgap Waveguides, IEEE International Nano Electronics Conference (INEC) 2010, Hong Kong, January 3-8, 2010.
5. Ruchi Garg, M. R. Shenoy, K. Thyagarajan, "Asymmetric long period gratings in channel waveguides: Application to polarization filter", Photonics 2010, 12-15th December, 2010, Guwahati, Assam, India
6. Jasleen Lugani, Sankalpa Ghosh and K Thyagarajan, Generation of path entangled photons using domain engineered optical waveguide geometry, Photonics 2010, 12-15th December, 2010, Guwahati, Assam, India
7. Umesh Tiwari, K Thyagarajan, M R Shenoy, S C Jain, N. Singh and P Kapur, Simultaneous measurement of strain and temperature by use of an FBG written in Erbium doped fiber, Photonics 2010, 12-15th December, 2010, Guwahati, Assam, India
8. Umesh Tiwari, N. Singla, V Mishra, M R Shenoy, K Thyagarajan, S C Jain, N. Singh and P Kapur, Simulation and experimental characterization of dual chirped long period fiber gratings, Photonics 2010, 12-15th December, 2010, Guwahati, Assam, India
9. B N Upadhyaya, A Kuruvilla, U Chakravarty, S M Oak, M R Shenoy and K Thyagarajan, Realization and analysis of a 150 W peak power single transverse mode passively Q-switched Yb doped double clad fiber laser, Photonics 2010, 12-15th December, 2010, Guwahati, Assam, India
10. Krishna Thyagarajan, Kanupriya Sinha, Jasleen Lugani, Sankalpa Ghosh, Olivier Alibart, Dan Ostrowsky, Sebastian Tanzilli, Generation of Polarization Entangled Photons from Type-II Domain Engineered PPLN Waveguides, Frontiers in Optics (FiO)/Laser Science XXV (LS) Conference, San Jose, California, October 11-15, 2009.
11. K. Thyagarajan, K.Sinha, J. Lugani, S. Ghosh,O. Alibart, D.B. Ostrowsky, S. Tanzilli, Etude de la generation de paires de photons intriques en polarisation a l'aide d'un guide d'onde PPLN doublement polarise periodiquement, French Optical Society meeting, 11eme edition du Colloque sur les Lasers et l'Optique Quantique, COLOQ'11, 7 - 9 September 2009, Mouans-Sartoux, France.
12. Krishna Thyagarajan and Ritwick Das, Dispersion Properties of Dual Bragg Cladding Waveguides, Frontiers in Optics/Laser Science conference, Rochester, New York, October 19-23, 2008
13. Umesh Tiwari, K Thyagarajan and M R Shenoy, Characterization of a novel Raman/EDFA hybrid amplifier with enhanced performance, Photonics 2008, New Delhi, December 2008
14. B.N. Upadhyaya, Usha Chakravarty, A. Kuruvilla, S. M. Oak, M.R. Shenoy and K. Thyagarajan, Analysis and realization of a 4 W linearly polarized single-mode Yb-doped CW fiber laser, Photonics 2008, New Delhi, December 2008
15. Sabyasachi Saha, Umesh K. Tiwari, M. R. Shenoy, K. Thyagarajan, All-Optical NOR Gate and Switch based on Semiconductor Optical Amplifier for Optical Networks, Photonics 2008, New Delhi, December 2008
16. Sunil Mittal, M. R. Shenoy and K. Thyagarajan, Coupled SOA based all-optical flip-flop, Photonics 2008, New Delhi, December 2008
17. Shilpi Goyal, M. R. Shenoy and K. Thyagarajan, Effect of cavity mirror curvature on the output characteristics of a PPLN based nanosecond OPO, Photonics 2008, New Delhi, December 2008.
18. Ritwick Das and K Thyagarajan, Enhanced bandwidth optical parametric amplifier using Bragg reflection waveguide, Frontiers in Optics 2007/Laser Science XXIII conferences, San Jose, September, 2007
19. Umesh Tiwari, Krishnan Rajan and K Thyagarajan, Investigation of multichannel characteristics of Raman/EDFA hybrid amplifiers, Frontiers in Optics 2007/Laser Science XXIII conferences, San Jose, September, 2007.
20. Charu Kakkar and K Thyagarajan, Extending S-band of EDFA to 1450 nm, CLEO 2007, Baltimore, Maryland, May 6-11, 2007
21. Ritwick Das and K Thyagarajan, Bandwidth enhancement of a parametric amplifier using Bragg reflection waveguide, Wireless and Optical Communications 2007, Quebec, Montreal, May 31-June 1, 2007
22. Charu Kakkar and K Thyagarajan, Spectral Shaping of High Power Supercontinuum, Frontiers in Optics 2006/Laser Science XXII conferences, Rochester, New York, October 8-12, 2006.
23. Ritwick Das and K Thyagarajan, SHG in Lithium Niobate Based Bragg Reflection Waveguides, Frontiers in Optics 2006/Laser Science XXII conferences, Rochester, New York, October 8-12, 2006.
24. K. Thyagarajan, Charu Kakkar, Gerard Monnom and Bernard Dussardier, Inherently gain flattened TDFA design for L+ band, 2005 Frontiers in Optics/Laser Science conference, Tucson, Arizona, October 16-20, 2005.
25. Charu Kakkar and K. Thyagarajan, Broadband lossles DCF utilizing single pump Raman amplification, CLEO/IQEC 2004, San Francisco, May 2004.
26. K Thyagarajan and Charu Kakkar, Lossless, dispersion flattening and dispersion compensating module for S-band using Raman amplification with a single pump, ICOCN2003, Bangalore, October 2003.
27. Deepak Gupta and K Thyagarajan, Optimum radius profile of a dispersion decreasing fiber for fundamental soliton propagation, ICOCN2003, Bangalore, October 2003.
28. Charu Kakkar and K Thyagarajan, Novel fiber for broadband long period gratings, XVIII Optical Society of India Conference on Optics and Photonics in Engineering to be held during January 6-8, 2003, Delhi.
29. Gautam Kumar, Deepak Gupta and K. Thyagarajan, Performance evaluation of single channel fiber-optic links using eye patterns, XVIII Optical Society of India Conference on Optics and Photonics in Engineering to be held during January 6-8, 2003, Delhi.
30. K. Thyagarajan and Jagneet Kaur Anand, Intrinsically gain-flattened staircase profile erbium doped fiber amplifier, XVIII Optical Society of India Conference on Optics and Photonics in Engineering to be held during January 6-8, 2003, Delhi.
31. R K Varshney, V K Singh, K Pande, M R Shenoy, B P Pal and K Thyagarajan, EDFA gain flattening using side polished fiber half coupler with an overlay waveguide, OECC, Shangai, China, October, 2003
32. Kamna Pande, M R Shenoy, B P Pal and K Thyagarajan, Zero loss broadband dispersion compensation scheme for G.652 fibers, OECC, Shangai, China, October, 2003
33. K. Thyagarajan, M Das and M N Satyanarayan, A simple and direct method to estimate long period grating parameters, Symposium on Optical Fiber Measurements, September 24-26, 2002, Boulder, Colorado, USA.
34. K. Thyagarajan and J K Anand, Gain enhanced EDFA for WDM applications, Proceedings of the First International Conference on Optical Communications and Networks (ICOCN2002), Singapore, Nov. 11-14, 2002, Paper 12D2, p.73-76
35. K. Thyagarajan, Long period fiber gratings (Invited Talk) at the Sixth International conference on Optoelectronics, Fiber Optics and Photonics, Mumbai December 15-18, 2002.
36. Kamna Pande, M R Shenoy, B P Pal and K Thyagarajan, Gain characteristics of a dual core erbium doped dispersion compensating fiber for broadband WDM transmission, Sixth International conference on Optoelectronics, Fiber Optics and Photonics, Mumbai December 15-18, 2002
37. D De, K Thyagarajan and A K Ghatak, Polarization characteristics of a long period grating in a planar waveguide, Sixth International conference on Optoelectronics, Fiber Optics and Photonics, Mumbai December 15-18, 2002
38. D Gupta, D Kumar and K Thyagarajan, Nonlinear pulse propagation in dispersion decreasing fibers, Sixth International conference on Optoelectronics, Fiber Optics and Photonics, Mumbai December 15-18, 2002
39. Realization of a high negative chromatic dispersion fiber using a dual asymmetric concentric core, R. Jindal, J L Auguste, B Dussardier, J M Blondy, G. Monnom, J Marcou, K. Thyagarajan and B P Pal, Proceedings PHOTONICS 2000, Kolkata, December 2000, p.49.
40. Dispersion compensation in transmission using uniformlong period fiber gratings, Mini Das and K. Thyagarajan, Proceedings PHOTONICS 2000, Kolkata, December 2000, p. 303