Low divergent MeV-class proton beam with micrometer source size driven by a few-cycle laser pulse

Spatial characterization of 0.5 MeV proton beam, driven by 12 fs, 35 mJ, 10 19 W/cm 2 intense laser-foil interaction is presented. The accelerated proton beam has been applied to obtain a high-resolution, point-projection static radiograph of a fine mesh using a CR-39 plate. The reconstruction of m...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Singh Prashant K.
Varmazyar Parvin
Nagy Bence
Son Joon-Gon
Ter-Avetisyan Sargis
Osvay Károly
Dokumentumtípus: Cikk
Megjelent: 2022
Sorozat:SCIENTIFIC REPORTS 12 No. 1
Tárgyszavak:
doi:10.1038/s41598-022-12240-2

mtmt:33107248
Online Access:http://publicatio.bibl.u-szeged.hu/26710
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520 3 |a Spatial characterization of 0.5 MeV proton beam, driven by 12 fs, 35 mJ, 10 19 W/cm 2 intense laser-foil interaction is presented. The accelerated proton beam has been applied to obtain a high-resolution, point-projection static radiograph of a fine mesh using a CR-39 plate. The reconstruction of mesh edge blurring and particle ray tracing suggests that these protons have an effective source size (FWHM) of just 3.3 ± 0.3 µm. Furthermore, the spatial distribution of the proton beam recorded on the CR-39 showed that the divergence of these particles is less than 5-degree (FWHM). The low divergence and small source size of the proton beam resulted in an ultralow transverse emittance of 0.00032 π-mm-mrad, which is several orders of magnitude smaller than that of a conventional accelerator beam. 
650 4 |a Fizikai tudományok 
700 0 1 |a Varmazyar Parvin  |e aut 
700 0 1 |a Nagy Bence  |e aut 
700 0 1 |a Son Joon-Gon  |e aut 
700 0 2 |a Ter-Avetisyan Sargis  |e aut 
700 0 2 |a Osvay Károly  |e aut 
856 4 0 |u http://publicatio.bibl.u-szeged.hu/26710/1/33107248.pdf  |z Dokumentum-elérés