TY - JOUR AU - K. R. Allahverdyan TI - Experimental investigation of quenching of defects by external electrical field and its influences on photonic band gap in cholesteric liquid crystals JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2012 SP - 55 EP - 61 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2012_2_a8/ LA - en ID - UZERU_2012_2_a8 ER -