Time-resolved measurement of heating effects in a terahertz quantum cascade laser with a NbN superconducting detector
Valavanis, A, Dean, P, Salih, M et al. (10 more authors)
Time-resolved measurement of heating effects in a terahertz quantum cascade laser with a NbN superconducting detector.
In:
UNSPECIFIED
International Quantum Cascade Lasers School & Workshop 2012, Baden near Vienna, Austria.
Abstract
Heating effects in a THz quantum cascade laser are observed on a sub-μs timescale by measuring the THz emission with a superconducting NbN detector. THz power is shown to degrade in pulsed laser operation as heat accumulates. Longer electrical pulses are shown to give greater degradation.
Metadata
Item Type:
Proceedings Paper
Authors/Creators:
Valavanis, A
Dean, P
Salih, M
Khanna, SP
Chowdhury, S
Linfield, EH
Davies, AG
Scheuring, A
Stockhausen, A
Probst, P
Wuensch, S
Il'in, K
Siegel, M
Copyright, Publisher and Additional Information:
(c) 2012, International Quantum Cascade Lasers School & Workshop. Reproduced with permission from the copyright holder.
CORE (COnnecting REpositories)
CORE (COnnecting REpositories)