'A'
Off-axis directional beaming via photonic crystal surface modes
Author(s): Caglayan H (Caglayan, Humeyra), Bulu I (Bulu, Irfan), Ozbay E (Ozbay, Ekmel)  
Source: APPLIED PHYSICS LETTERS    Volume: 92    Issue: 9  Article Number: 092114    Published: MAR 3 2008    
Authors' addresses:
Nanoelect Res Ctr, NANOTAM, Dept Phys, Dept Elect & Elect Engn, TR-06800 Ankara, Turkey
Harvard Univ, Sch Engn & Appl Sci, Cambridge, MA 02138 USA

'B'
Off-axis directional beaming of optical field diffracted by a single subwavelength metal slit with asymmetric dielectric surface gratings
Author(s): Kim S (Kim, Seyoon), Kim H (Kim, Hwi), Lim Y (Lim, Yongjun), Lee B (Lee, Byoungho)  
Source: APPLIED PHYSICS LETTERS    Volume: 90    Issue: 5  Article Number: 051113    Published: JAN 29 2007