The Dispersion Reduction Frequency Upconversion System at 1550 nm With Tightly Focused Beam
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DOI: 10.1109/access.2020.2969225
Abstract: The upconversion detection is a promising method to detect infrared radiation. It is proved that the focused beam makes a contribution to improving the upconversion efficiency. A near-infrared detector at room-temperature based on sum frequency… read more here.
Keywords: system; upconversion efficiency; focused beam; beam ... See more keywords