TY - BOOK AU - Unnikrishnan, K.P. TI - Z - scan and degenerate four wave mixing studies in certain photonic materials PY - 2003/// CY - Kochi PB - Dept. of Photonics - CUSAT KW - Precision machanisms and instraments KW - Photons KW - Guide : Girija Vallabhan, C.P N1 - Guide : Girija Vallabhan Thesis (Ph.D), CUSAT, 2003 ER -