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Energetic protons from an ultraintense laser interacting with a symmetric parabolic concave target
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10.1063/1.4798528
/content/aip/journal/pop/20/3/10.1063/1.4798528
http://aip.metastore.ingenta.com/content/aip/journal/pop/20/3/10.1063/1.4798528
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Structural diagram of our proposed target. Here, the L, D, and W are the distance between two cavity, depth and diameter of cavity, respectively. The SPCT density n varies from to in our different simulations while the proton-rich microtarget density is fixed in all simulations.

Image of FIG. 2.
FIG. 2.

Spatial distribution of Ey in the (x, y) plane (a) at and (b) at , respectively. Spatial distribution of (c) electric field Ex and (d) magnetic field Bz in the (x, y) plane at . The electric and magnetic fields normalized by . The SPCT density and distance between two cavity are and , respectively. The depth and diameter of the cavity are and , respectively. The thickness and width of the proton-rich microtarget are and , respectively.

Image of FIG. 3.
FIG. 3.

Spatial distribution of the (a) electrons and (b) protons in the (x, y) plane at . The (c) is corresponding protons phase space portrait (x, px ) at . And (d) is the protons energy spectrum at . Other parameters are the same as in Fig. 2 .

Image of FIG. 4.
FIG. 4.

(a) Energy spectra of the protons at different times. (b) The temporal evolution of the proton peak energy in a time interval. Other parameters are the same as in Fig. 2 .

Image of FIG. 5.
FIG. 5.

Energy spectra of the protons for different (a) SPCT densities, (b) distance between two cavity L, and (c) diameter of cavity W at , respectively. (d) The proton peak energy versus the L (black line), (red line), and W (blue line) at . Other parameters are the same as in Fig. 2 .

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/content/aip/journal/pop/20/3/10.1063/1.4798528
2013-03-27
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Energetic protons from an ultraintense laser interacting with a symmetric parabolic concave target
http://aip.metastore.ingenta.com/content/aip/journal/pop/20/3/10.1063/1.4798528
10.1063/1.4798528
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