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.
Argyros A, Birks T, Leon-Saval S, Cordeiro CM, St J Russell P.Argyros A, et al.Opt Express. 2005 Apr 4;13(7):2503-11. doi: 10.1364/opex.13.002503.Opt Express. 2005.PMID: 19495142Free article.
Leon-Saval SG, Birks TA, Bland-Hawthorn J, Englund M.Leon-Saval SG, et al.Opt Lett. 2005 Oct 1;30(19):2545-7. doi: 10.1364/ol.30.002545.Opt Lett. 2005.PMID: 16208894