An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Wegener M, García-Pomar JL, Soukoulis CM, Meinzer N, Ruther M, Linden S.Wegener M, et al.Opt Express. 2008 Nov 24;16(24):19785-98. doi: 10.1364/oe.16.019785.Opt Express. 2008.PMID: 19030064Free article.
Garcia-Pomar JL, Cortijo A, Nieto-Vesperinas M.Garcia-Pomar JL, et al.Phys Rev Lett. 2008 Jun 13;100(23):236801. doi: 10.1103/PhysRevLett.100.236801. Epub 2008 Jun 10.Phys Rev Lett. 2008.PMID: 18643532