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astro-ph.IM2026
Comparative Study of Hollow-Core and Standard Optical Fibers for Astronomy
Malak Galal, Oliver Pineda Suárez, Frédéric Gérôme +3
Efficient light transmission in the blue-visible regime remains a major limitation for fiber-fed astronomical spectrographs, where low photon flux and the intrinsic attenuation of…
physics.optics2026
Rotation angle sensing via polarization-dependent mode superposition in a hollow-core fiber with two-fold symmetry
Enzo Dantas da Silva, Giovanna M. R. Castro, Murilo L. Batista +10
Hollow-core photonic crystal fibers (HCPCF) have experienced tremendous advancements recently, leading to remarkable demonstrations of transmission loss reduction and deeper unders…