Title :
Direct measurement of core-level relaxation dynamics on a surface-adsorbate system using ultrafast x-rays
Author :
Miaja-Avila, L. ; Saathoff, G. ; Mathias, S. ; Yin, J. ; La-o-vorakiat, C. ; Bauer, M. ; Aeschlimann, M. ; Murnane, M.M. ; Kapteyn, H.C.
Author_Institution :
Colorado Univ., Boulder, CO
Abstract :
We present the first direct measurement of inner shell relaxation dynamics on complex systems, in this case an adsorbate on a surface. We measured a lifetime of 7 fs for N-shell vacancies of Xe on Pt(111).
Keywords :
X-ray spectroscopy; adsorption; high-speed optical techniques; photoemission; platinum; time resolved spectroscopy; vacancies (crystal); xenon; N-shell vacancies; Pt; Pt(111) surface; Xe; complex systems; core-level relaxation dynamics; laser-assisted photoemission; soft X-ray; surface-adsorbate system; time 7 fs; time-resolved measurement; ultrafast X-rays; Atomic measurements; Chemical lasers; Energy measurement; Gas lasers; Optical surface waves; Photoelectricity; Solid lasers; Surface emitting lasers; Time measurement; X-rays; (240.6675) Surface photoemission and photoelectron spectroscopy; (320.7150) Ultrafast Spectroscopy;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
