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Observation of coherent delocalized phonon-like modes in DNA under physiological conditions
González-Jiménez, Mario, Ramakrishnan, Gopakumar, Harwood, Thomas, Lapthorn, Adrian J., Kelly, Sharon M., Ellis, Elizabeth M., Wynne, Klaas
Published in Nature communications (01.06.2016)
Published in Nature communications (01.06.2016)
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Plasmon Enhanced Terahertz Emission from Single Layer Graphene
Bahk, Young-Mi, Ramakrishnan, Gopakumar, Choi, Jongho, Song, Hyelynn, Choi, Geunchang, Kim, Yong Hyup, Ahn, Kwang Jun, Kim, Dai-Sik, Planken, Paul C. M
Published in ACS nano (23.09.2014)
Published in ACS nano (23.09.2014)
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Oxidation kinetics of nanoscale copper films studied by terahertz transmission spectroscopy
Ramanandan, Gopika K. P., Ramakrishnan, Gopakumar, Planken, Paul C. M.
Published in Journal of applied physics (15.06.2012)
Published in Journal of applied physics (15.06.2012)
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Enhanced terahertz emission by coherent optical absorption in ultrathin semiconductor films on metals
Ramakrishnan, Gopakumar, Ramanandan, Gopika K. P., Adam, Aurèle J. L., Xu, Man, Kumar, Nishant, Hendrikx, Ruud W. A., Planken, Paul C. M.
Published in Optics express (15.07.2013)
Published in Optics express (15.07.2013)
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Surface plasmon-enhanced terahertz emission from a hemicyanine self-assembled monolayer
Ramakrishnan, Gopakumar, Kumar, Nishant, Planken, Paul C. M., Tanaka, Daisuke, Kajikawa, Kotaro
Published in Optics express (13.02.2012)
Published in Optics express (13.02.2012)
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Terahertz emission from surface-immobilized gold nanospheres
Kajikawa, Kotaro, Nagai, Yusuke, Uchiho, Yuichi, Ramakrishnan, Gopakumar, Kumar, Nishant, Ramanandan, Gopika K P, Planken, Paul C M
Published in Optics letters (01.10.2012)
Published in Optics letters (01.10.2012)
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Optical characterization of gold-cuprous oxide interfaces for terahertz emission applications
Ramanandan, Gopika K P, Adam, Aurèle J L, Ramakrishnan, Gopakumar, Petrik, Peter, Hendrikx, Ruud, Planken, Paul C M
Published in Applied optics. Optical technology and biomedical optics (01.04.2014)
Published in Applied optics. Optical technology and biomedical optics (01.04.2014)
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Low-Frequency (Gigahertz to Terahertz) Depolarized Raman Scattering Off n‑Alkanes, Cycloalkanes, and Six-Membered Rings: A Physical Interpretation
Farrell, Andrew J, González-Jiménez, Mario, Ramakrishnan, Gopakumar, Wynne, Klaas
Published in The journal of physical chemistry. B (03.09.2020)
Published in The journal of physical chemistry. B (03.09.2020)
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Terahertz generation from graphite
Ramakrishnan, Gopakumar, Chakkittakandy, Reshmi, Planken, Paul C. M.
Published in Optics express (31.08.2009)
Published in Optics express (31.08.2009)
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Percolation-enhanced terahertz emission
Ramakrishnan, G., Planken, P. C. M.
Published in 2011 International Conference on Infrared, Millimeter, and Terahertz Waves (01.10.2011)
Published in 2011 International Conference on Infrared, Millimeter, and Terahertz Waves (01.10.2011)
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Enhanced terahertz emission from ultrathin semiconductor films
Ramakrishnan, Gopakumar, Ramanandan, Gopika K. P., Adam, Aurele J. L., Planken, Paul C. M.
Published in 2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) (01.09.2013)
Published in 2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) (01.09.2013)
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THz generation from graphite
Ramakrishnan, G., Chakkittakandy, R., Planken, P.C.M.
Published in 2009 34th International Conference on Infrared, Millimeter, and Terahertz Waves (01.09.2009)
Published in 2009 34th International Conference on Infrared, Millimeter, and Terahertz Waves (01.09.2009)
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Surface plasmon-enhanced terahertz emission from single layer graphene
Young-Mi Bahk, Ramakrishnan, G., Jong Ho Choi, Hyeong-Ryeol Park, Tae June Kang, Yong Hyup Kim, Kwnag Jun Ahn, Planken, P. C. M., Dai-Sik Kim
Published in 2012 37th International Conference on Infrared, Millimeter, and Terahertz Waves (01.09.2012)
Published in 2012 37th International Conference on Infrared, Millimeter, and Terahertz Waves (01.09.2012)
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