[1] | Anu Baburaj, N. Subhash, C.S. Prasanth and T.N. Prakash, Laser-induced fluorescence spectral signatures of corals in Lakshadweep and Palk Bay, International J Oceans and Oceanography (In Press) |
[2] | Jayaraj L Jayanthi, Narayanan Subhash, Manju Stephen, Emmanuel K Philip and Valappil T Beena, Diagnostic evaluation of the diagnostic performance of autofluorescence and diffuse reflectance in oral cancer detection: a clinical study, J. Biophotonics, 4(10), 696-706, 2011 [DOI:10.1002/jbio.201100037, 2011]. |
[3] | Jayanthi JL., Manju S, Philip EK, Jeemon P, Baiju KV, Beena VT and Subhash N, Diffuse reflectance spectroscopy: Diagnostic accuracy of a non-invasive screening technique for early detection of malignant changes in the oral cavity, BMJ Open 2011 [doi:10.1136/bmjopen-2011-000071]. |
[4] | Shiny Sara Thomas, JL Jayanthi, Narayanan Subhash, Joji Thomas, Rupananda Mallia and G.N. Aparna, Characterization of dental caries by LIF spectroscopy with 404 nm excitation, Lasers in Medical Sci., 26(3, 299-305, 2011 [DOI: 10.1007/s10103-010-0771-3]. |
[5] | Mallia RJ, Subhash N, Sebastian P, Kumar R, Shiny ST, Mathews A, and Madhavan J, In Vivo Temporal Evolution of ALA-Induced Normalized Fluorescence at Different Anatomical Locations of Oral Cavity: Application to Improve Cancer Diagnostic Contrast and Potential, Photodiagnosis and Photodynamic Therapy, 7(3), 162-175, 2010 [DOI:10.1016/j.pdpdt.2010.06.006]. |
[6] | Mallia R, Subhash N, Mathews A, Kumar R; Thomas S, Sebastian P, and Madhavan J, Clinical grading of oral mucosa by curve-fitting of corrected autofluorescence using diffuse reflectance spectra, Head & Neck, 32(6), 763-779, 2010 [DOI: 10.1002/hed .21251]. |
[7] | Rupananda Mallia, Narayanan Subhash, Jayaprakash Madhavan, Paul Sebastian, Rejnish Kumar, Anitha Mathews, Gigi Thomas and Jayakrishnan Radhakrishnan, Diffuse reflectance spectroscopy: An adjunct to autofluorescence spectroscopy in tongue cancer detection, Applied Spectroscopy, 64(4), 409-418, 2010 [DOI: 10.1366/000370210791114347]. |
[8] | Shiny Sara Thomas, Soumyakant Mohanty, JL Jayanthi, Jolly Mary Varughese, Anita Balan and Narayanan Subhash, Clinical trial for detection of dental caries using laser-induced fluorescence ratio reference standard, J. Biomedical Optics, 15(2), 027001, March/April 2010 [DOI: 10.1117/1.3365945]. |
[9] | Jayanthi JL, Mallia R, Shiny ST, Baiju KV, Mathews A, Kumar R, Sebastian P, Madhavan J, Aparna GN, and Subhash N, Discriminant analysis of autofluorescence spectra for classification of oral lesions in vivo, Lasers in Surgery and Medicine, 41:345-352, 2009 [DOI:10.1002/lsm.20771]. |
[10] | Mallia R.J., Shiny S.T., Anitha M., Rejnish Kumar R, Paul S., Jayaprakash M., and Subhash N, Oxygenated hemoglobin diffuse reflectance ratio for in vivo detection of oral precancer, J. Biomedical Optics, 13 (4), 041306-1, Jul-Aug 2008, [DOI: 10.1117/1.2952007]. |
[11] | Shiny S Thomas, Rupananda J Mallia, Mini Jose, and Narayanan Subhash, Investigation of in vitro dental erosion by optical techniques, Lasers in Medical Sci., 23, 319-329, 2008 [DOI: 10.1007/s10103-007-0489-z] |
[12] | Mallia R.J., Shiny S.T., Anitha M., Rejnish Kumar R, Paul S., Jayaprakash M., and Subhash N., Laser-induced autofluorescence spectral ratio reference standard for early discrimination of oral cancer, Cancer, 112(7), 1503-1512, 2008 [10.1002/cncr.23324]. |
[13] | Mallia RJ, Shiny ST, Kumar R, Mathews A, Sebastian P, Madhavan J and Subhash N, Oral premalignancy detection using autofluorescence spectral ratios, Oral Oncology Suppl. 2(1):259-260, 2007. |
[14] | Subhash N., Malllia J.R., Shiny S.T., Mathew A., Sebastian P and Madhavan J, Oral cancer detection using diffuse reflectance spectral ratio R540/R575 of oxygenated hemoglobin bands, J. Biomedical Optics, 11(1), 014018(1-5), Jan-Feb 2006[DOI:10.1117/1.2165184]. |
[15] | Subhash N., S.S. Thomas, R.J. Mallia and M. Jose, Tooth caries detection by curve fitting of laser-induced fluorescence emission: A comparative evaluation with reflectance spectroscopy, Lasers in Surgery and Medicine, 37, 320-28, 2005 [DOI: 10.1002/lsm.20229]. |
[16] | Subhash N., C.N. Mohanan, R. J. Mallia and V. Muralidharan, Quantification of stress adaptation by laser-induced fluorescence spectroscopy of plants exposed to engine exhaust emission and drought, Functional Plant Biology, 31, 709-719, 2004 [DOI:10.1071/FP03253]. |
[17] | Subhash N., Wenzel, O. and H.K. Lichtenthaler, Changes in blue-green and chlorophyll fluorescence and fluorescence ratios during senescence of green tobacco plants, Remote Sens. Environ. 69, 215-223, 1999 [DOI:10.1016/S0034-4257(99)00029-2]. |
[18] | Subhash N. and C.N. Mohanan, "Curve fit analysis of chlorophyll fluorescence spectra: Application to nutrient stress detection in sunflower", Remote Sens. Environ., 60, 347-356, 1997 [doi:10.1016/S0034-4257(96)00217-9]. |
[19] | Subhash N., P. Mazzinghi, F. Fusi, G. Agati and B. Lercari, "Analysis of laser-induced fluorescence line shape of intact leaves: Application to UV stress detection", Photochem. Photobiol., 62, 711-718, 1995 [DOI: 10.1111/j.1751-1097.1995.tb08720.x]. |
[20] | Subhash N. and C.N. Mohanan, "Laser-induced red chlorophyll fluorescence signatures as nutrient stress indicator in rice plants", Remote Sens. Environ., 47, 45-50, 1994 [doi:10.1016/0034-4257(94)90126-0]. |
[21] | Subhash N., M.K.S. Kumar, T.M.A. Rasheed, K.P.B. Moosad and K. Sathianandan, "A multipass long-path cell for absorption measurements", J. Optics, 16, 51-57, 1987. |
[22] | Radhakrishnan, K. Sathianandan and N. Subhash, "Laser-induced damage to spray pyrolysis deposited transparent conducting films", J. Appl. Phys., 59, 902-904, 1986 [doi:10.1063/1.337033] |
[23] | Subhash N., and K. Sathianandan, "A simple spark gap driven circuit for electro-optic Q-switches", J. Phys. E: Sci. Instrum., 17, 832-833, 1984 [doi: 10.1088/0022-3735/17/10/002]. |
[24] | Subhash N. and K. Sathianandan, "Thermal effects in a Nd-glass laser rod pumped in a double circular close-coupled cavity", IEEE J. Quantum Electron., QE-20, 111-116, 1984 [10.1109/JQE.1984.1072361]. |
[25] | Subhash N., S.C. Kartha and K. Sathianandan, "New vibrational bands in nitrogen laser emission spectra", Appl. Opt., 22, 3612-3617, 1983 [doi:10.1364/AO.22.003612]. |
[26] | Subhash N. and K. Sathianandan, "Laser-induced damage to transparent conducting SnO2 films at 1062 nm", J. Appl. Phys., 54, 423-424, 1983 [doi:10.1063/1.331671]. |
[27] | Subhash N. and K. Sathianandan, "Inexpensive timing circuit for Q-switched solid-state laser using NE555 timers", Rev. Sci. Instrum., 51, 1130-1131, 1980 [doi:10.1063/1.1136388 |