Multicore fibre photonic lanterns for precision radial velocity Science
作者： Itandehui Gris-Sánchez , Dionne M Haynes , Katjana Ehrlich , Roger Haynes , Tim A Birks
关键词: Photonics 、 Near and far field 、 Laser 、 Physics 、 Subwavelength-diameter optical fibre 、 Multi-mode optical fiber 、 Noise (electronics) 、 Ultrashort pulse 、 Optics 、 Optical fiber
摘要: Envisioning more compact and cost accessible astronomical instruments is now possible with existing photonic technologies like specialty optical fibres, lanterns ultrafast laser inscribed chips. We present an original design of a multicore fibre (MCF) terminated multimode lantern ports. It designed to act as relay the coupling effciency fibre, modal stability similar single-mode low loss in wide range wavelengths (380 nm 860 nm). provides phase amplitude scrambling achieve stable near field far output illumination pattern despite input variations, noise for increased photometric high signal-to-noise applications such precision radial velocity (PRV) science. Preliminary results are presented 511-core MCF compared current state art octagonal fibre.
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