Ultracold Electrons via Near-Threshold Photoemission from Single-Crystal Cu(100).
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DOI: 10.1103/physrevlett.125.054801
Abstract: Achieving a low mean transverse energy or temperature of electrons emitted from the photocathode-based electron sources is critical to the development of next-generation and compact x-ray free electron lasers and ultrafast electron diffraction, spectroscopy, and… read more here.
Keywords: photoemission; near threshold; threshold photoemission; energy ... See more keywords