Sub-terahertz photoconductivity of Hg x Cd 1− x Te crystals with composition close to semiconductor-to-semimetal topological transition Auteur(s): Consejo C., Teppe F., Diakonova N., Desrat W., Ruffenach S., Coquillat D., Knap W., Zholudev M., Rumyantsev V., Gavrilenko V., Morozov S., Mikhailov N. N., Dvoretskii S. A.
Conference: Infrared, Millimeter, and Terahertz waves (IRMMW-THz), 2014 39th International Conference on (Tucson, US, 2014-09-14) Ref HAL: hal-01265668_v1 Exporter : BibTex | endNote Résumé: We report on sub-Terahertz photoconductivity of bulk HgxCd1-xTe crystals withcomposition close to semiconductor-to-semimetal topological transition. Low magnetic fieldShubnikov-de Hass like oscillations were observed with a period which does not depend onthe incident frequency. Moreover, anomalous B-periodic oscillations were also observed athigher magnetic fields. |