Libish, T M and Bobby, M C and Linesh, J and Mathew, S and Pradeep, C and Nampoori, V P N and Biswas, Palas and Bandyopadhyay, Somnath and Dasgupta, Kamal and Radhakrishnan, P (2013) Detection of adulteration in virgin olive oil using a fiber optic long period grating based sensor. Laser Physics, 23 (4). Article No-045112. ISSN 1054-660X

Libish, T M and Bobby, M C and Linesh, J and Mathew, S and Biswas, P and Bandyopadhyay, Somnath and Dasgupta, Kamal and Radhakrishnan, P (2013) The effect of annealing and temperature on transmission spectra of long period gratings written in hydrogen loaded standard single mode fiber. Optik, 124 (20). pp. 4345-4348. ISSN 0030-4026

Libish, T M and Bobby, M C and Linesh, J and Biswas, Palas and Bandyopadhyay, Somnath and Dasgupta, Kamal and Radhakrishnan, P (2011) The effect of grating period on refractive index sensitivity of long period gratings written in hydrogen loaded SMF-28 fiber. Journal of Optoelectronics and Advanced Materials, 13 (5-6). pp. 491-496. ISSN 1454-4164

Libish, T M and Linesh, J and Bobby, M C and Biswas, P and Bandypadhyay, S and Dasgupta, K and Radhakrshnan, P (2011) Fiber optic sensor for the adulteration detection of edible oils. Optoelectronics and Advanced Materials-Rapid Ccommunications, 5 (1-2). pp. 68-72. ISSN 1842-6573

Libish, T M and Linesh, J and Bobby, M C and Biswas, Palas and Bandyopadhyay, Somnath and Dasgupta, Kamal and Radhakrishnan, P (2011) Detection and analysis of paraffin oil adulteration in coconut oil using fiber optic long period grating sensor. Optik, 122 (21). pp. 1939-1942. ISSN 0030-4026