<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">V. Karathanos</style></author><author><style face="normal" font="default" size="100%">N. Stefanou</style></author><author><style face="normal" font="default" size="100%">A. Modinos</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Optical activity of photonic crystals</style></title><secondary-title><style face="normal" font="default" size="100%">Journal of Modern Optics </style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">1995</style></year></dates><volume><style face="normal" font="default" size="100%">42</style></volume><pages><style face="normal" font="default" size="100%">619-626</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p class=&quot;last&quot;&gt;We consider optically active photonic crystals. We propose a model structure and discuss the factors which determine optical activity by reference to this model.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">3</style></issue></record></records></xml>