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Soviet Journal of Quantum Electronics | 1989

Propagation of the lasing zone in dye solutions with a bleaching wave

O. A. Logunov; Aleksandr V. Startsev; Yu Yu Stoĭlov

Measurements were made of the propagation velocity of a bleaching wave in a laser active medium during a period 0.5 μs at high (1024–1025 photon cm − 2 s − 1) pump intensities. Some features of the bleaching mechanism of the dye molecules were identified by comparing the theoretical and experimental results. The lasing efficiency in the 517 nm range reached 40% in the active medium of a bleaching-wave laser utilizing an ether solution of coumarin 6 and 1,4–diphenylbutadiene. The lasing zone propagated in the solution at a velocity of 15 km/s. The divergence of the bleaching-wave laser radiation was 3–10 times less than the divergence of a conventional dye laser with a steady-state medium.


Soviet Journal of Quantum Electronics | 1976

Laser emission from the XeO molecule under optical pumping conditions

N. G. Basov; Yu A Babeĭko; V S Zuev; L D Mikheev; V. K. Orlov; I V Pogorel'skiĭ; D B Stavrovskiĭ; Aleksandr V. Startsev; V I Yalovoĭ


Soviet Journal of Quantum Electronics | 1975

Characteristics of iodine laser short-pulse amplifier

Boris L Borovich; V S Zuev; V A Katulin; V Yu Nosach; O Yu Nosach; Aleksandr V. Startsev; Yurii Yu Stoilov


Soviet Journal of Quantum Electronics | 1977

Optically pumped ultraviolet molecular iodine laser

N. G. Basov; I. S. Datskevich; V S Zuev; L D Mikheev; Aleksandr V. Startsev; A. P. Shirokikh


Journal of Molecular Structure | 1982

Vapour phase dye lasers of the visible range

N. G. Basov; O. A. Logunov; Aleksandr V. Startsev; Yu.Yu. Stoilov; V. S. Zuev


Quantum Electronics | 1996

Fluorescence of dyes at supersaturation pump powers

A. Yu Belonogov; Aleksandr V. Startsev; Yurii Yu Stoilov


Soviet Journal of Quantum Electronics | 1983

Stimulated scattering of light in gases near the critical point

V. S. Zuev; O. A. Logunov; Aleksandr V. Startsev; Yu Yu Stoĭlov


Quantum Electronics | 1997

Liquid laser cavities and waveguides. I. Drops and rings

A. Yu Belonogov; Aleksandr V. Startsev; Yurii Yu Stoilov; Cho Sung-Joo


Soviet Journal of Quantum Electronics | 1981

POPOP vapor laser with a 22% efficiency

O. A. Logunov; Aleksandr V. Startsev; Yu Yu Stoĭlov


Soviet Journal of Quantum Electronics | 1981

Coumarins in the gaseous phase. II. Investigation of stimulated emission from coumarin vapors in the range 470--540 nm

O. A. Logunov; Aleksandr V. Startsev; Yu Yu Stoĭlov

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