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Laser vaporized Li2, Na2, K2 and LiNa molecules observed by cavity ring-down spectroscopy (CROSBI ID 100452)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

Labazan, Irena ; Milošević, Slobodan Laser vaporized Li2, Na2, K2 and LiNa molecules observed by cavity ring-down spectroscopy // Physical review. A, Atomic, molecular, and optical physics, 68 (2003), 032901; 8 stranica-x

Podaci o odgovornosti

Labazan, Irena ; Milošević, Slobodan

engleski

Laser vaporized Li2, Na2, K2 and LiNa molecules observed by cavity ring-down spectroscopy

Laser ablation of solid lithium, sodium, potassium and lithium-sodium alloy was performed using 308 nm excimer laser at fluences close to 1 Jcm$^{-2}$ . Frequency and time resolved A-X and B-X electronic transitions of $^{6, 7}$Li$_{2}$, Na$_{2}$, LiNa and K$_{2}$ respectively, were observed. Lithium atom and dimer velocities and influence of the background gas on dimer content of the plume have been measured. The origin of dimers at high densities, with subthermal internal energy, is discussed.

laser vaporization; cavity ring-down spectroscopy; alkali molecules

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Podaci o izdanju

68 (032901)

2003.

8 stranica-x

objavljeno

1050-2947

Povezanost rada

Fizika

Indeksiranost