Narrow linewidth single-frequency terahertz source based on difference frequency generation of vertical-external-cavity source-emitting lasers in an external resonance cavity
2011 ◽
Vol 37
(12)
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pp. 1112-1115
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2005 ◽
Vol 22
(10)
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pp. 2115
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2016 ◽
Vol 38
(1)
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pp. 87-95
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