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S. Anantha Ramakrishna
PhD (Raman Research Institute, Bangalore / JNU Delhi)
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Email: sar[AT]iitk.ac.in
Office Phone: 0512-259-7449
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Professor, Department of Physics
Specialization
Optics/ Photonics (Metamaterials, plasmonics), Micro- and nano-structured materials (metamaterial and photonic nanostructures),condensed matter Physics
Research Interest
Photonic properties of nano- and micro-structured materials, Development of metamaterials and plasmonic surfaces for applications at infra-red to optical frequencies, Negative refractive index, near-field imaging using negative index and plasmonic materials, We work on both theory and experiments.
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Education
- PhD (Physics), 2001 (Raman Research Institute, Bangalore)
Thesis Title:Light transport and localization in Active and passive random media
Thesis Supervisor:Prof. N. Kumar
- M.Sc., (Integrated 5-years) in Physics, 1995 (IIT Kanpur)
Website(s)
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Optics, Electromagnetism, Mathematical Physics, Quantum Mechanics, Experimental Physics, Nanotechnology, Metamaterials
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Govind Dayal and S.A. Ramakrishna, "Broadband infrared metamaterial absorber with visible transparency using ITO as ground plane", Opt. Express, Vol.22, pp. 15104-15110 (2014)
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Jhuma Dutta, S.A. Ramakrishna and A. Lakhtakia, "Blazed gratings of periodically patterned columnar thin films", Appl. Phys. Lett. Vol. 102, Art. No. 161116 (2013)
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Prasanta Mandal, Prince Gupta, Amitabh Nandi and S.A. Ramakrishna, "Surface enhanced fluorescence and imaging with plasmon nearfields in gold corrugated gratings", J. Nanophoton. Vol. 6, Art. No. 063527 (2012)
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S. Anantha Ramakrishna, P. Mandal, K. Jeyadheepan, N. Shukla, S. Chakrabarti, M. Kadic, S. Enoch and S. Guenneau, "Plasmonic interaction of visible light with gold nano-checkerboards", Phys. Rev. B, Vol. 84 , Art. No. 245424 (2011)
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P. Mandal and S.A. Ramakrishna, "Dependence of surface enhanced Raman scattering on the plasmonic template periodicity", Opt. Lett., Vol. 36, pp. 3705 - 3707 (2011)
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Jhuma Dutta, S.A. Ramakrishna and A. Lakhtakia, Blazed gratings of periodically patterned columnar thin films, Appl. Phys. Lett. 102, Art. No. 161116 (2013)
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Govind Dayal and S.A. Ramakrishna, Design of highly absorbing metamaterials for Infrared frequencies, Opt. Express 20, 17503-17508 (2012)
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S. A. Ramakrishna, P. Mandal, K. Jeyadheepan, N. Shukla, S. Chakrabarti, M. Kadic, S. Enoch and S. Guenneau, Plasmonic interaction of visible light with gold nano-checkerboards, Phys. Rev. B 84 , 245424 (2011)
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P. Mandal and S.A. Ramakrishna, Dependence of surface enhanced Raman scattering on the plasmonic template periodicity, Opt. Lett. 36, pp. 3705 - 3707 (2011)
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Sangeeta Chakrabarti, S.A. Ramakrishna and H. Wanare, Coherently Controlling metamaterials, Opt. Express 16, 19504-19511 (2008)
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Mar. 2012 - present: Professor, Department of Physics, Indian Institute of Technology, Kanpur Dec. 2007 - Mar. 2012: Associate Professor, Department of Physics, Indian Institute of Technology, Kanpur May 2003 - Dec. 2007: Assistant Professor, Department of Physics, Indian Insitute of Technology Kanpur
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Aug. 2008 - Dec. 2008: Associate Professor, Indian Institute of Science Education and Research, Mohali (On leave from IIT Kanpur) Adjunct Faculty, Indian Institute of Science Education and Research, Mohali (2009-2012)
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Visiting Professor, Nanophotonics and Metrology group , Ecole Polytechnique Federale Lausanne, Switzerland (June-July, 2007)
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Invited Professor, Institut Fresnel, Universite Aix Marseille-I, France (May, 2007)
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Mar. 2001 - Apr. 2003: Post doctoral researcher, Condensed matter theory group, Blackett Laboratory, Imperial College London (Worked with Sir John Pendry)
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Swarnajayanti Fellowship 2012 by the Department of Science and Technology, India
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P.K. Kelkar Research Fellow at IIT Kanpur (2009-2012)
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Young Affilate, Third World Academy of Sciences (2007-2012)
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Young Scientist Medal, Indian National Science Academy, Delhi (2007)
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Young Scientist, Indian Academy of Science, Bangalore (2004-2007)
Office
SL-217A,
Department of Physics
Labs addresses: CL -104 B, Department of Physics,
IIT Kanpur,
Kanpur 208016
Office Phone: 0512-259-7449 (O)
Lab Office phone: 0512-259-6601
Email: sar[AT]iitk.ac.in
Metamaterials,plasmonics, nanophotonics,
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