MISHRA D.; OJHA K.; APPAIAH K.; JAIN D.
(Optica Publishing Group (formerly OSA), 2022)
We report, for the first t ime, a g ermania-based a ntiresonant negative-curvature hollow-core fiber with <1 db/m loss in the 2-6 μm wavelength range which is lower by at least one order than offered by silica fibers. © ...