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Subpicosecond KrF* excimer-laser source.

A P Schwarzenbach, T S Luk, I A McIntyre

|September 10, 2009

Summary

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A new subpicosecond Krypton Fluoride (KrF*) laser system delivers 20 mJ pulses. This system demonstrates efficient energy extraction for ultrashort laser pulses.

Area of Science:

Laser physics
Ultrafast optics
High-energy lasers

Background:

Development of high-energy, ultrashort pulsed lasers is crucial for various scientific applications.
Krypton Fluoride (KrF*) lasers offer potential for high energy output.
Achieving subpicosecond pulse durations with high energy presents significant technical challenges.

Purpose of the Study:

To develop a subpicosecond Krypton Fluoride (KrF*) laser system.
To characterize the performance of the developed KrF* laser system.
To demonstrate efficient energy extraction for ultrashort pulses.

Main Methods:

Design and implementation of a KrF* amplifier system.
Generation of ultrashort seed pulses for the KrF* system.

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System characterization to determine pulse energy and duration.

Main Results:

Successful development of a subpicosecond KrF* laser system.
The system is capable of producing pulses with 20 +/- 2 mJ energy.
Demonstration of efficient subpicosecond energy extraction.

Conclusions:

The developed KrF* laser system meets the objective of producing high-energy, ultrashort pulses.
Efficient energy extraction is achievable in subpicosecond KrF* laser systems.
This technology has potential for advanced scientific research requiring ultrashort, high-energy laser pulses.