XPS800 Femtosecond Phase Stabilization Unit0 pages
Femtosecond Phase Stabilization XPS800
Stabilize Your Ultrashort Pulses
The XPS800 Femtosecond Phase Stabilization Unit gives you control of your ultrashort pulses and
their carrier envelope offset phase.
The precise control of the shortest time events ever created by scientists has been achieved by
combining the expertise of ultrafast laser physics with the frequency comb technology. Our product line allows the generation of trains of absolutely identical ultrashort laser pulses. The technique
has been recognized as enabling technology for the era of attophysics _ new phenomena like the
control of electronics on attosecond time scales are no longer science fiction.
Applications
• Control strong field processes in extreme nonlinear optics
• High harmonic attosecond pulse generation
• In use at the forefront of research in phase stabilization
Operation Principle
The XPS800 is used to stabilize the phase relation between carrier and envelope of the pulses
emitted from a femtosecond laser. The stabilization is based on the frequency comb technology. It
relies on the fact that a pulse-to-pulse phase slip leads to an offset of the frequency comb proportional to this phase slip and inversely proportional to the time between two successive pulses.
Stabilization of the offset frequency and the pulse to pulse phase slippage by frequency doubling
the infrared part of the comb and observation of the beat with the blue part.