Styling and trimming your beard hair needn't wait until your monthly trip to the barbers. Armed with the best beard trimmer to match your beard style and budget, it's perfectly straightforward – not ...
Abstract: We present line-by-line phase noise characterisation for a 2.5 GHz repetition-rate frequency comb, achieved by heterodyne beating with a 25 GHz repetition-rate, low noise optoelectronic comb ...
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