<iframe src="https://pod.utt.fr/video/0645-op01_optical_properties_of_semiconductors1/?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen loading='lazy'></iframe> Pod - UTT https://pod.utt.fr/videos/?owner=bruyanta 360 https://pod.utt.fr video 640 1.0 Aurelien BRUYANT