Compact wavelength demultiplexing using focusing negative index photonic crystal superprisms Momeni, Babak ; Huang, Jiandong ; Soltani, Mohammad ; Askari, Murtaza ; Mohammadi, Saeed ; Rakhshandehroo, Mohammad ; Adibi, Ali Abstract Publication: Optics Express Pub Date: March 2006 DOI: 10.1364/OE.14.002413 Bibcode: 2006OExpr..14.2413M