TY - JOUR T1 - Study of the field emitted by a source placed inside a two-dimensional left-handed metamaterial A1 - Bulu, I. A1 - Caglayan, H. A1 - Aydin, K. A1 - Ozbay, E. JA - Optics Letters Y1 - 2007 VL - 32 SP - 850 EP - 852 ER -