Abstract: The comb function is defined as equidistantly spaced impulses (i.e., an impulse train); it is well known that its Fourier transform also provides a comb function, and is used for a proof of ...

Extreme weather and rising temperatures threaten their epic migration, but scientists say targeted habitat restoration can help. Monarch butterflies perch on a tree in El Rosario Sanctuary, part of ...

Abstract: Realizing quantum micro-comb in micro-resonators has attracted continuous research effort. Kerr micro-combs generated from a micro-ring device can offer an enormous number of coherent ...

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