“CPA gets round this problem in a really elegant way by, as the name suggests, getting the laser light to ‘chirp’. When we hear a bird chirp, it is producing a burst of sound the pitch of which ...

A pulse in which the wavelength changes during the duration of the pulse. In a diode laser, chirp arises from direct modulation of the laser, because the refractive index changes with the electron ...

Researchers have shown that optical spring tracking is a promising way to improve the signal clarity of gravitational-wave ...

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