1/4-J discharge pumped KrF laser.

Area of Science:

• Physics
• Electrical Engineering
• Laser Technology

Background:

• High-energy pulsed discharge devices are crucial for various scientific and industrial applications.
• Optimizing energy deposition and voltage rise time is key for efficient device performance.
• Scalability to high repetition rates remains a challenge for existing technologies.

Purpose of the Study:

• To investigate a cable-fed ultraviolet (UV) preionized discharge device for enhanced energy delivery.
• To explore the relationship between energy deposition rate and voltage rise time in pulsed discharge systems.
• To assess the potential for scaling such devices to high repetition rates.

Main Methods:

• Utilized a cable-fed UV preionized discharge device.
• Measured energy deposition per pulse.
• Analyzed voltage rise time characteristics.
• Investigated the use of conventional thyratron switching techniques.

Main Results:

• Achieved over 1/4-joule per pulse output.
• Demonstrated that a faster energy deposition rate compensates for a slower voltage rise time.
• Identified potential for scalability to high repetition rates.

Conclusions:

• The developed cable-fed UV preionized discharge device offers significant energy output per pulse.
• The findings suggest a viable approach to overcome limitations in voltage rise time for pulsed power systems.
• Conventional thyratron switching may enable high repetition rate operation for these devices, paving the way for advanced applications.