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.
Li X, Scott T, Cromer C, Hadler J.Li X, et al.J Res Natl Inst Stand Technol. 2008 Dec 1;113(6):305-9. doi: 10.6028/jres.113.024. Print 2008 Nov-Dec.J Res Natl Inst Stand Technol. 2008.PMID: 27096130Free PMC article.
Lehman JH, Wang CM, Dowell ML, Hadler JA.Lehman JH, et al. Among authors: hadler ja.J Res Natl Inst Stand Technol. 2009 Oct 1;114(5):287-91. doi: 10.6028/jres.114.020. Print 2009 Sep-Oct.J Res Natl Inst Stand Technol. 2009.PMID: 27504228Free PMC article.
Williams PA, Hadler JA, Lee R, Maring FC, Lehman JH.Williams PA, et al. Among authors: hadler ja.Opt Lett. 2013 Oct 15;38(20):4248-51. doi: 10.1364/OL.38.004248.Opt Lett. 2013.PMID: 24321971
Williams P, Hadler J, Maring F, Lee R, Rogers K, Simonds B, Spidell M, Stephens M, Feldman A, Lehman J.Williams P, et al.Opt Express. 2017 Feb 20;25(4):4382-4392. doi: 10.1364/OE.25.004382.Opt Express. 2017.PMID: 28241641Free article.