A simple reflection-type two-dimensional refractive index profile measurement technique for optical waveguidesYOUK, Youngchun; DUG YOUNG KIM.Optics communications. 2006, Vol 262, Num 2, pp 206-210, issn 0030-4018, 5 p.Article

Guiding properties of a tapered photonic crystal fiber compared with those of a tapered single-mode fiberYOUK, Youngchun; DUG YOUNG KIM; KUN WOOK PARK et al.Fiber and integrated optics. 2004, Vol 23, Num 6, pp 439-446, issn 0146-8030, 8 p.Article

Stable system technique for measuring the refractive index profile of an optical fiber by modified fiber-type confocal microscope methodSEUNG BUM CHO; YOUK, Youngchun; DUG YOUNG KIM et al.Proceedings of SPIE, the International Society for Optical Engineering. 2007, pp 649914.1-646914.8, issn 0277-786X, isbn 978-0-8194-6582-5, 1VolConference Paper