Affiliation: | A. G. Loeser, Z.-X. Shen, and C. H. Park are in the Department of Applied Physics, Stanford Synchrotron Radiation Laboratory, and Solid State Laboratory, Stanford University, Stanford, CA 94305, USA. D. S. Dessau is with the Stanford Synchrotron Radiation Laboratory, Stanford University, Stanford, CA 94305, USA. D. S. Marshall is with the Solid State Laboratory, Stanford University, Stanford, CA 94305-4055, USA. P. Fournier and A. Kapitulnik are in the Department of Applied Physics, Stanford University, Stanford, CA 94305, USA. |