"Gus\u2019kov, S. Yu." . . . . "2"^^ . "21340" . "978-92-0-107005-0" . "Thermal smoothing of laser imprint using low-intensity prepulse or low-density porous matter" . "Elements of power plant design for inertial fusion energy (IAEA-TECDOC-1460)" . . "105;120" . . "Efficient energy transfer and smoothing effect in laser-irradiated polystyrene foam targets have been observed in preliminary experiments on the PALS iodine laser facility. A theory of laser light absorption region formation and ablation pressure generation in laser-produced plasma of porous matter has been developed and applied for discussion of the results obtained. In particular, two stages of homogenization of the porous matter, important for comprehension of the anomalously high absorption of laser radiation in supercritical foam matter, have been identified: the first, a considerably fast stage of partial homogenization, followed by a much slower second stage, leading to a uniform medium. Smoothing effect of low-intensity prepulse was also confirmed (in experiments as well as by computer simulations)." . "Wien" . . . "Term\u00E1ln\u00ED vyhlazov\u00E1n\u00ED laserov\u00E9ho imprintu pomoc\u00ED prepulsu nebo por\u00E9zn\u00EDho materi\u00E1lu s n\u00EDzkou hustotou"@cs . "Thermal smoothing of laser imprint using low-intensity prepulse or low-density porous matter" . . . "Thermal smoothing of laser imprint using low-intensity prepulse or low-density porous matter"@en . . . . "laser imprint; porous matter; prepulse; thermal smoothing"@en . "Term\u00E1ln\u00ED vyhlazov\u00E1n\u00ED laserov\u00E9ho imprintu pomoc\u00ED prepulsu nebo por\u00E9zn\u00EDho materi\u00E1lu s n\u00EDzkou hustotou"@cs . "RIV/68407700:21340/05:04144940!RIV08-MSM-21340___" . . "Kasperczuk, A." . "V prvn\u00ED s\u00E9rii p\u0159edb\u011B\u017En\u00FDch experiment\u016F na iodov\u00E9m laseru PALS byl pozorov\u00E1n \u00FA\u010Dinn\u00FD p\u0159enos energie a vyhlazov\u00E1n\u00ED v laserem oz\u00E1\u0159en\u00FDch polystyrenov\u00FDch p\u011Bnov\u00FDch ter\u010D\u00EDch. Byla vytvo\u0159ena teorie formov\u00E1n\u00ED oblasti absorpce laserov\u00E9ho z\u00E1\u0159en\u00ED a generace abla\u010Dn\u00EDho tlaku v plazmatu produkovan\u00E9m z por\u00E9zn\u00EDho materi\u00E1lu pomoc\u00ED laseru. Tato teorie byla n\u00E1sledn\u011B aplikov\u00E1na na diskusi experiment\u00E1ln\u011B z\u00EDskan\u00FDch v\u00FDsledk\u016F. Speci\u00E1ln\u011B pak byly identifikov\u00E1ny dv\u011B f\u00E1ze homogenizace por\u00E9zn\u00EDho materi\u00E1lu, d\u016Fle\u017Eit\u00E9 pro pochopen\u00ED anom\u00E1ln\u011B vysok\u00E9 absorpce laserov\u00E9ho z\u00E1\u0159en\u00ED v p\u011Bnov\u00FDch ter\u010D\u00EDch s nadkritickou hustotou: prvn\u00ED, mimo\u0159\u00E1dn\u011B rychl\u00E1 prvn\u00ED f\u00E1ze \u010D\u00E1ste\u010Dn\u00E9 homogenizace, n\u00E1sledovan\u00E1 mnohem pomalej\u0161\u00ED druhou f\u00E1z\u00ED vedouc\u00ED k homogenn\u00EDmu m\u00E9diu. Vyhlazovac\u00ED efekt laserov\u00E9ho prepulsu byl rovn\u011B\u017E potvrzen (experiment\u00E1ln\u011B i pomoc\u00ED po\u010D\u00EDta\u010Dov\u00FDch simulac\u00ED)."@cs . . "16"^^ . . "Thermal smoothing of laser imprint using low-intensity prepulse or low-density porous matter"@en . "[5DD9EC20CC0C]" . "K\u00E1lal, Milan" . "Demchenko, N. N." . "Efficient energy transfer and smoothing effect in laser-irradiated polystyrene foam targets have been observed in preliminary experiments on the PALS iodine laser facility. A theory of laser light absorption region formation and ablation pressure generation in laser-produced plasma of porous matter has been developed and applied for discussion of the results obtained. In particular, two stages of homogenization of the porous matter, important for comprehension of the anomalously high absorption of laser radiation in supercritical foam matter, have been identified: the first, a considerably fast stage of partial homogenization, followed by a much slower second stage, leading to a uniform medium. Smoothing effect of low-intensity prepulse was also confirmed (in experiments as well as by computer simulations)."@en . "RIV/68407700:21340/05:04144940" . "7"^^ . "P(LN00A100)" . . . "IAEA" . "Limpouch, Ji\u0159\u00ED" . "546688" . "Gromov, A. I." .