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Secondary shock wave in laser-material interaction
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| Zeitschriftentitel: | Journal of Applied Physics |
|---|---|
| Personen und Körperschaften: | , |
| In: | Journal of Applied Physics, 104, 2008, 12 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
AIP Publishing
|
| Schlagwörter: |
| author_facet |
Gacek, Sobieslaw Wang, Xinwei Gacek, Sobieslaw Wang, Xinwei |
|---|---|
| author |
Gacek, Sobieslaw Wang, Xinwei |
| spellingShingle |
Gacek, Sobieslaw Wang, Xinwei Journal of Applied Physics Secondary shock wave in laser-material interaction General Physics and Astronomy |
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gacek, sobieslaw |
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Gacek, Sobieslaw Wang, Xinwei 0021-8979 1089-7550 AIP Publishing General Physics and Astronomy http://dx.doi.org/10.1063/1.3039212 <jats:p>In this work, the effects of shock driven process of the laser-ablated argon plume in a background gas environment are explored via molecular dynamics simulations. The primary shock wave propagation and its influence on the backward motion of the target material are delineated. It is observed that the strong pressure gradient inside the main shock wave overcomes the forward momentum of the plume and some compressed gas, leading to backward movement and redeposition on the target surface. Reflection of the backward moving gas on the target surface results in the secondary shock wave. Detailed investigation of the secondary shock wave phenomenon is provided, which gives, for the first time, an insight into formation and evolution of the internal gaseous shock at the atomistic level.</jats:p> Secondary shock wave in laser-material interaction Journal of Applied Physics |
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AIP Publishing, 2008 |
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Journal of Applied Physics |
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| title |
Secondary shock wave in laser-material interaction |
| title_unstemmed |
Secondary shock wave in laser-material interaction |
| title_full |
Secondary shock wave in laser-material interaction |
| title_fullStr |
Secondary shock wave in laser-material interaction |
| title_full_unstemmed |
Secondary shock wave in laser-material interaction |
| title_short |
Secondary shock wave in laser-material interaction |
| title_sort |
secondary shock wave in laser-material interaction |
| topic |
General Physics and Astronomy |
| url |
http://dx.doi.org/10.1063/1.3039212 |
| publishDate |
2008 |
| physical |
|
| description |
<jats:p>In this work, the effects of shock driven process of the laser-ablated argon plume in a background gas environment are explored via molecular dynamics simulations. The primary shock wave propagation and its influence on the backward motion of the target material are delineated. It is observed that the strong pressure gradient inside the main shock wave overcomes the forward momentum of the plume and some compressed gas, leading to backward movement and redeposition on the target surface. Reflection of the backward moving gas on the target surface results in the secondary shock wave. Detailed investigation of the secondary shock wave phenomenon is provided, which gives, for the first time, an insight into formation and evolution of the internal gaseous shock at the atomistic level.</jats:p> |
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| author | Gacek, Sobieslaw, Wang, Xinwei |
| author_facet | Gacek, Sobieslaw, Wang, Xinwei, Gacek, Sobieslaw, Wang, Xinwei |
| author_sort | gacek, sobieslaw |
| container_issue | 12 |
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| container_title | Journal of Applied Physics |
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| description | <jats:p>In this work, the effects of shock driven process of the laser-ablated argon plume in a background gas environment are explored via molecular dynamics simulations. The primary shock wave propagation and its influence on the backward motion of the target material are delineated. It is observed that the strong pressure gradient inside the main shock wave overcomes the forward momentum of the plume and some compressed gas, leading to backward movement and redeposition on the target surface. Reflection of the backward moving gas on the target surface results in the secondary shock wave. Detailed investigation of the secondary shock wave phenomenon is provided, which gives, for the first time, an insight into formation and evolution of the internal gaseous shock at the atomistic level.</jats:p> |
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| imprint | AIP Publishing, 2008 |
| imprint_str_mv | AIP Publishing, 2008 |
| institution | DE-Ch1, DE-L229, DE-D275, DE-Bn3, DE-Brt1, DE-D161, DE-Gla1, DE-Zi4, DE-15, DE-Pl11, DE-Rs1, DE-105, DE-14 |
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| series | Journal of Applied Physics |
| source_id | 49 |
| spelling | Gacek, Sobieslaw Wang, Xinwei 0021-8979 1089-7550 AIP Publishing General Physics and Astronomy http://dx.doi.org/10.1063/1.3039212 <jats:p>In this work, the effects of shock driven process of the laser-ablated argon plume in a background gas environment are explored via molecular dynamics simulations. The primary shock wave propagation and its influence on the backward motion of the target material are delineated. It is observed that the strong pressure gradient inside the main shock wave overcomes the forward momentum of the plume and some compressed gas, leading to backward movement and redeposition on the target surface. Reflection of the backward moving gas on the target surface results in the secondary shock wave. Detailed investigation of the secondary shock wave phenomenon is provided, which gives, for the first time, an insight into formation and evolution of the internal gaseous shock at the atomistic level.</jats:p> Secondary shock wave in laser-material interaction Journal of Applied Physics |
| spellingShingle | Gacek, Sobieslaw, Wang, Xinwei, Journal of Applied Physics, Secondary shock wave in laser-material interaction, General Physics and Astronomy |
| title | Secondary shock wave in laser-material interaction |
| title_full | Secondary shock wave in laser-material interaction |
| title_fullStr | Secondary shock wave in laser-material interaction |
| title_full_unstemmed | Secondary shock wave in laser-material interaction |
| title_short | Secondary shock wave in laser-material interaction |
| title_sort | secondary shock wave in laser-material interaction |
| title_unstemmed | Secondary shock wave in laser-material interaction |
| topic | General Physics and Astronomy |
| url | http://dx.doi.org/10.1063/1.3039212 |