Sökning: onr:"swepub:oai:lup.lub.lu.se:ca64c79a-012b-4e8f-80a9-1b06977c33b6" > Spatiotemporally re...
Fältnamn | Indikatorer | Metadata |
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000 | 03779naa a2200361 4500 | |
001 | oai:lup.lub.lu.se:ca64c79a-012b-4e8f-80a9-1b06977c33b6 | |
003 | SwePub | |
008 | 221014s2022 | |||||||||||000 ||eng| | |
024 | 7 | a https://lup.lub.lu.se/record/ca64c79a-012b-4e8f-80a9-1b06977c33b62 URI |
024 | 7 | a https://doi.org/10.1007/s00340-022-07907-72 DOI |
040 | a (SwePub)lu | |
041 | a engb eng | |
042 | 9 SwePub | |
072 | 7 | a art2 swepub-publicationtype |
072 | 7 | a ref2 swepub-contenttype |
100 | 1 | a Gao, Qiangu Tianjin University4 aut0 (Swepub:lu)forb-qig |
245 | 1 0 | a Spatiotemporally resolved spectra of gaseous discharge between electrodes triggered by femtosecond laser filamentation |
264 | c 2022-09-18 | |
264 | 1 | b Springer Science and Business Media LLC,c 2022 |
300 | a 10 s. | |
520 | a Atmospheric pressure discharge plasma is widely utilized in industry and science. However, due to the spatiotemporal uncertainty of the natural discharge, it is difficult to measure the discharge plasma spectra with a high spatiotemporal resolution. This prevents the accurate investigation of discharge plasma evolution and limits further applications. Here, we harnessed a femtosecond laser filament to trigger and guide a high-voltage discharge, i.e., the discharge plasma channel is rigorously controlled by the filament in both space and time. Therefore, the spectra of the plasma channel with a high spatiotemporal resolution could be measured using an imaging spectrometer. The spectra of the whole process of femtosecond laser filament-triggered discharge plasma are thoroughly studied. According to the spectral emission features, the whole process is divided into three stages: femtosecond laser filamentation, streamer propagation, and discharge. The spectral emissions at different stages can be utilized as required according to the spectral emission features. Based on the spatiotemporally resolved spectra of the streamer, the streamer propagation velocity is calculated to be about 3 × 105 m/s. In addition, atomic emissions from a discharge plasma triggered by femtosecond laser filament can be used for one-dimensional component measurements of flow fields. | |
650 | 7 | a NATURVETENSKAPx Fysikx Atom- och molekylfysik och optik0 (SwePub)103022 hsv//swe |
650 | 7 | a NATURAL SCIENCESx Physical Sciencesx Atom and Molecular Physics and Optics0 (SwePub)103022 hsv//eng |
700 | 1 | a Zhu, Zhifengu Tianjin University4 aut |
700 | 1 | a Li, Bou Tianjin University4 aut0 (Swepub:lu)forb-bli |
700 | 1 | a Han, Leiu Tianjin University4 aut |
700 | 1 | a Li, Zhongshanu Lund University,Lunds universitet,NanoLund: Centre for Nanoscience,Annan verksamhet, LTH,Lunds Tekniska Högskola,Förbränningsfysik,Fysiska institutionen,Institutioner vid LTH,LTH profilområde: Nanovetenskap och halvledarteknologi,LTH profilområden,LTH profilområde: Avancerade ljuskällor,Other operations, LTH,Faculty of Engineering, LTH,Combustion Physics,Department of Physics,Departments at LTH,Faculty of Engineering, LTH,LTH Profile Area: Nanoscience and Semiconductor Technology,LTH Profile areas,Faculty of Engineering, LTH,LTH Profile Area: Photon Science and Technology,Faculty of Engineering, LTH,Tianjin University4 aut0 (Swepub:lu)forb-zli |
710 | 2 | a Tianjin Universityb NanoLund: Centre for Nanoscience4 org |
773 | 0 | t Applied Physics B: Lasers and Opticsd : Springer Science and Business Media LLCg 128:10q 128:10x 0946-2171 |
773 | 0 | t Applied Physics Bd : Springer Science and Business Media LLCg 128:10q 128:10x 1432-0649 |
856 | 4 | u http://dx.doi.org/10.1007/s00340-022-07907-7y FULLTEXT |
856 | 4 8 | u https://lup.lub.lu.se/record/ca64c79a-012b-4e8f-80a9-1b06977c33b6 |
856 | 4 8 | u https://doi.org/10.1007/s00340-022-07907-7 |
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