Zhang, S;
Fan, WJ;
Panoiu, NC;
Malloy, KJ;
Osgood, RM;
Brueck, SRJ;
(2005)
Experimental demonstration of near-infrared negative-index metamaterials.
PHYS REV LETT
, 95
(13)
, Article 137404. 10.1103/PhysRevLett.95.137404.