THz Emission from Intrinsic Josephson Junctions in High-Tc Superconductors for Imaging Applications

Kadowaki, K., Tsujimoto, M., Delfanazari, K., Kitamura, T., Ishida, K., Watanabe, C., Sekimoto, S., Minami, H. and Kashbvagi, T. (2014) THz Emission from Intrinsic Josephson Junctions in High-Tc Superconductors for Imaging Applications. In: 2013 Conference on Lasers & Electro-Optics Europe & International Quantum Electronics Conference CLEO EUROPE/IQEC, Munich, Germany, 12-16 May 2013, p. 1. ISBN 9781479905942 (doi: 10.1109/CLEOE-IQEC.2013.6800796)

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Abstract

In 2007 [1], we have succeeded in observing strong, coherent, and continuous THz emission from a mesa of Bi 2 Sr 2 CaCu 2 O 8+s single crystal with a rectangular dimension of a few hundred micrometers in length, several tens of micrometers in width, and a few micrometers in thickness. Since then, great progress has been made both in understanding the fundamental mechanism of the radiation [2-6] and in practical applications [7-9]. Here, we show the present status of the THz radiation from high-T c superconductor Bi 2 Sr 2 CaCu 2 O 8+δ mesa structures in comparison with the other fast developing solid state THz sources such as resonant tunnelling diodes (RTD), uni-travelling carrier photodiodes (UTCP) and quantum cascade lasers (QCL), etc.

Item Type:Conference Proceedings
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Delfanazari, Dr Kaveh
Authors: Kadowaki, K., Tsujimoto, M., Delfanazari, K., Kitamura, T., Ishida, K., Watanabe, C., Sekimoto, S., Minami, H., and Kashbvagi, T.
College/School:College of Science and Engineering > School of Engineering > Electronics and Nanoscale Engineering
ISBN:9781479905942
Published Online:21 April 2014

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