'A'
Title: Experimental demonstration of a holographic demultiplexer with low polarization-dependence loss using a long-period diffraction grating
Author(s): An JW (An, Jun Won)
Source: IEEE PHOTONICS TECHNOLOGY LETTERS 19 (5-8): 589-591 MAR-APR 2007  
Author's address:
Penn State Univ, Dept Elect Engn, University Pk, PA 16802 USA

'B'
Title: Optical cyclic wavelength shifter using a dual-band polymer holographic grating
Author(s): Chung S, Han S, Kim T, Lee B
Source: JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 44 (9A): 6587-6589 Part 1, SEP 2005