P. S. Kumar

Fiber optic evanescent wave chromium sensor

Periasamy Radhakrishnan, C. P. G. Vallabhan, V. P. N. Nampoori, 2002, SPIE/OSA/IEEE Asia Communications and Photonics.

LED-based fiber optic evanescent wave ammonia sensor

Periasamy Radhakrishnan, C. P. G. Vallabhan, V. P. N. Nampoori, 2003, Photonics Fabrication Europe.

Investigation of transport properties of doped GaAs epitaxial layers using an open photoacoustic cell

Periasamy Radhakrishnan, C. P. G. Vallabhan, V. P. N. Nampoori, 2002, SPIE/COS Photonics Asia.