Kienberger, Reinhard (Prof. Dr.); Finley, Jonathan J. (Prof., Ph.D.)
Sprache:
en
Fachgebiet:
PHY Physik
TU-Systematik:
PHY 350d
Kurzfassung:
This thesis reports experiments and numerical calculations aiming at the observation and quantitative dissection of the microscopic mechanisms contributing to the temporal delays observed in time-resolved measurements of the attosecond photoelectric effect, i.e. the delayed appearance of the photoelectron in vacuum after excitation of metallic samples in with extreme-ultraviolet (XUV) radiation. We probe photoelectrons emerging from the metal surface and their respective frequency-resolved time delays with temporal resolution and accuracy on the 10 attoseconds time scale.
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This thesis reports experiments and numerical calculations aiming at the observation and quantitative dissection of the microscopic mechanisms contributing to the temporal delays observed in time-resolved measurements of the attosecond photoelectric effect, i.e. the delayed appearance of the photoelectron in vacuum after excitation of metallic samples in with extreme-ultraviolet (XUV) radiation. We probe photoelectrons emerging from the metal surface and their respective frequency-resolved time...
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Übersetzte Kurzfassung:
In dieser Dissertation zeigen wir Experimente und numerische Rechnungen, welche die quantitative Beobachtung und Aufteilung der mikroskopischen Mechanismen, welche zur Zeitverzögerung des Photoelektrischen Effektes, d.h. der verzögerten Emission des angeregten Elektrons nach dem Auftreffen des extrem-ultravioletten Lichtpulses auf der Metalloberfläche, beitragen. Wir bestimmen die frequenzaufgelöste Zeitverzögerung der Photoelektronen mit 10 Attosekunden Genauigkeit.