Ultrafast Laser Spectroscopy (Ultrashort laser pulse generation, linear and nonlinear propagation, dispersion compensation, techniques of ultrafast laser spectroscopy, attosecond spectroscopy)3 ECTS
(englische Bezeichnung: Ultrafast Laser Spectroscopy)

Lectures:

• • Ultrafast Laser Spectroscopy
    (Vorlesung mit Übung, 2 SWS, Martin Kozák, Due to the current restrictions, we meet online via the link to the Stud-On course. The first lecture will be uploaded on June 29, 2020.)

  Die Lehrveranstaltungen werden im Modulverzeichnis (Kompaktansicht) nicht angezeigt.

Empfohlene Voraussetzungen:

Introduction. Ultrashort laser pulses, linear and nonlinear propagation. Dispersion compensation, pulse shaping, ultrashort pulse characterization. Ultrafast lasers, principles of femtosecond pulse generation, mode-locking. Introduction to ultrafast phenomena in semiconductors. Emission spectroscopy methods - photoluminescence: streak camera, ultrafast gating techniques (Kerr gate, frequency upconversion, applications) Pump and probe techniques, (transient transmissivity/reflectivity, polarization rotation). Introduction to coherent phenomena. Coherent time-resolved spectroscopy (photon echo, 2D coherent spectroscopy). Other four-wave mixing techniques - Laser-induced transient grating, time-resolved coherent Raman scattering Femtosecond frequency combs, precise frequency spectroscopy, carrier-envelope phase stabilization of few-cycle pulses. Attosecond pulse generation and applications.

Inhalt:

Introduction. Ultrashort laser pulses, linear and nonlinear propagation. Dispersion compensation, pulse shaping, ultrashort pulse characterization. Ultrafast lasers, principles of femtosecond pulse generation, mode-locking. Introduction to ultrafast phenomena in semiconductors. Emission spectroscopy methods - photoluminescence: streak camera, ultrafast gating techniques (Kerr gate, frequency upconversion, applications) Pump and probe techniques, (transient transmissivity/reflectivity, polarization rotation). Introduction to coherent phenomena. Coherent time-resolved spectroscopy (photon echo, 2D coherent spectroscopy). Other four-wave mixing techniques - Laser-induced transient grating, time-resolved coherent Raman scattering Femtosecond frequency combs, precise frequency spectroscopy, carrier-envelope phase stabilization of few-cycle pulses. Attosecond pulse generation and applications.