Physics Courses

High-intensity Lasers


Code: F K01
Department: Department of Experimental Physics
Course director: Sándor Szatmári
Credits: 2
Semester: not fixed
Hours/week: 2+0
Prerequisities: Waves and Optics, Atomic Physics
Type of assessment: K or B

Course description:
Historical introduction, The definition of brightness (its connection to intensity). Most important figure of merits of high-intensity lasers. Comparison of solid-state and excimer based laser systems, special features of hybrid lasers. Gain dynamics of excimers (definition of storage-capability). Short- pulse amplification in the presence of absorption. The principle of chirped-pulse amplification, its applicability for excimers. Ways to increase the energy extraction in excimers (the definition of the "momentarily-stored energy", multiple-pulse amplification , multiplexing). Ways to increase the effective cross-section of excimer amplifiers (construction principles of amplifiers, other optical methods). The principle of 1off-axis amplification1 (optimisation procedures for multiple-passes). The principle of interferometric multiplexing. Focusing of large-aperture UV beams (beam-smoothening methods). Pulse shortening methods with pulsed lasers. Special features of fast charging-circuits of excimer lasers. Application of high-brightness UV pulses.

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Last updated: 2000.09.22.  vzs@physx.u-szeged.hu