Krishnakumar Chullipalliyalil
Research Interests
- Laser spectroscopy applications: Fluorescence spectroscopy, cavity enhanced spectroscopy.
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Pulsed Laser Ablation (PLA) techniques - Liquid phase femto second and nano second pulsed laser deposition and ablation.
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Laser dye fluorescence and their applications in different environments.
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Rare earth doped materials for laser cooling.
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Anti-Stokes fluorescence from nano particles compared to the bulk.
Publications
- "Stokes and anti-Stokes fluorescence from monoclinic Yb 3+ :KGd(WO4 )2 tungstate crystal powders synthesized by two distinct methods", Krishnakumar Chullipalliyalil, Albert A Ruth, Colm Glynn, Colm O 'Dwyer, Joan J Carvajal, Magdalena Aguiló, Francesc Díaz, poster presentation at IOP Ireland Spring Meeting - "Shedding light on the universe",2015, Cork.
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"Anti-Stokes fluorescence of Rhodamine 101 molecules in silica nano particle support" Krishnakumar Chullipalliyalil, Andy Ruth Atul thorat Micheal A Morris, poster presentation at Conference on Analytical Sciences (CASi), 2013, University College Cork.
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"An Open-path Laser Transmissometer for Atmospheric Extinction Measurements", P. M. Satheesh Chandran, C. P. Krishnakumar, Wangki Yuen, Mark J. Rood, Ravi Varma, AIP Conf. Proc. 1391, 288-290 (2011);
Professional Activity
- Masters thesis: National Institute of Technology, Calicut, India. Project title: Mie theory calculations: Towards an Ideal integrating nephelometer with minimum truncation angle.
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Project associate: Indian Institute of Technology, Madras, India. Project title: Investigation of stimulated Brillouin scattering spectra of an optical fiber with use of a frequency modulated laser
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PhD: Fluorescence from rhodamine 101 and Yb3+ doped materials in condensed phase.
Teaching Activity
2011-2015: Laboratory demonstrator and tutor, Laser Physics department, University College Cork, Ireland.
Presentations
- "Stokes and anti-Stokes fluorescence from monoclinic Yb 3+ :KGd(WO4 )2 tungstate crystal powders synthesized by two distinct methods", Krishnakumar Chullipalliyalil, Albert A Ruth, Colm Glynn, Colm O 'Dwyer, Joan J Carvajal, Magdalena Aguiló, Francesc Díaz, poster presentation at IOP Ireland Spring Meeting - "Shedding light on the universe",2015, Cork.
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"Anti-Stokes fluorescence of Rhodamine 101 molecules in silica nano particle support" Krishnakumar Chullipalliyalil, Andy Ruth Atul thorat Micheal A Morris, poster presentation at Conference on Analytical Sciences (CASi), 2013, University College Cork.
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"An Open-path Laser Transmissometer for Atmospheric Extinction Measurements", P. M. Satheesh Chandran, C. P. Krishnakumar, Wangki Yuen, Mark J. Rood, Ravi Varma, AIP Conf. Proc. 1391, 288-290 (2011);