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Title: A quantum cascade laser gets a geometric makeover

A change in the cross section and orientation of the laser’s optical cavity collimates an otherwise highly divergent terahertz-frequency beam.
Authors:
Publication Date:
OSTI Identifier:
22482544
Resource Type:
Journal Article
Resource Relation:
Journal Name: Physics Today; Journal Volume: 69; Journal Issue: 2; Other Information: (c) 2016 American Institute of Physics; Country of input: International Atomic Energy Agency (IAEA)
Country of Publication:
United States
Language:
English
Subject:
71 CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS; BEAMS; CROSS SECTIONS; GEOMETRY; LASERS; ORIENTATION