Author Affiliations

T. A. Heimer,¹ V. D. Kleiman,^1,3 A. G. Markelz,^1,* A. L. Migdall,¹ T. J. Burkey,² J. S. Melinger,³ C. A. Zimba,⁴ and E. J. Heilweil¹

¹Optical Technology Division, National Institute of Standards and Technology, Mailstop 8441, Gaithersburg, MD 20899-8441

²Department of Chemistry, The University of Memphis, Box 526060, Memphis, TN 38152-6060

³Condensed Matter and Radiation Sciences Division, Naval Research Laboratory, Washington, DC 20375

⁴Polymers Division, National Institute of Standards and Technology, Gaithersburg, MD 20899

^*Current Address: Physics Department, University of Maryland, College Park, MD 20742-4111