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LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003779naa a2200361 4500
001oai:lup.lub.lu.se:ca64c79a-012b-4e8f-80a9-1b06977c33b6
003SwePub
008221014s2022 | |||||||||||000 ||eng|
024a https://lup.lub.lu.se/record/ca64c79a-012b-4e8f-80a9-1b06977c33b62 URI
024a https://doi.org/10.1007/s00340-022-07907-72 DOI
040 a (SwePub)lu
041 a engb eng
042 9 SwePub
072 7a art2 swepub-publicationtype
072 7a ref2 swepub-contenttype
100a Gao, Qiangu Tianjin University4 aut0 (Swepub:lu)forb-qig
2451 0a Spatiotemporally resolved spectra of gaseous discharge between electrodes triggered by femtosecond laser filamentation
264 c 2022-09-18
264 1b 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 7a NATURVETENSKAPx Fysikx Atom- och molekylfysik och optik0 (SwePub)103022 hsv//swe
650 7a NATURAL SCIENCESx Physical Sciencesx Atom and Molecular Physics and Optics0 (SwePub)103022 hsv//eng
700a Zhu, Zhifengu Tianjin University4 aut
700a Li, Bou Tianjin University4 aut0 (Swepub:lu)forb-bli
700a Han, Leiu Tianjin University4 aut
700a 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
710a Tianjin Universityb NanoLund: Centre for Nanoscience4 org
773t Applied Physics B: Lasers and Opticsd : Springer Science and Business Media LLCg 128:10q 128:10x 0946-2171
773t Applied Physics Bd : Springer Science and Business Media LLCg 128:10q 128:10x 1432-0649
856u http://dx.doi.org/10.1007/s00340-022-07907-7y FULLTEXT
8564 8u https://lup.lub.lu.se/record/ca64c79a-012b-4e8f-80a9-1b06977c33b6
8564 8u https://doi.org/10.1007/s00340-022-07907-7

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Gao, Qiang
Zhu, Zhifeng
Li, Bo
Han, Lei
Li, Zhongshan
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NATURAL SCIENCES
NATURAL SCIENCES
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