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Target electron collision effects on energy loss straggling of protons in an electron gas at any degeneracy
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10.1063/1.2888525
/content/aip/journal/pop/15/3/10.1063/1.2888525
http://aip.metastore.ingenta.com/content/aip/journal/pop/15/3/10.1063/1.2888525
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

RPA proton energy loss straggling as a function of its energy in a and electron gas . It is compared to degenerate and classical limits. All normalized to the Bohr straggling .

Image of FIG. 2.
FIG. 2.

The same as in Fig. 1 but for different kinds of plasma targets: (a) and , (b) and , (c) and , and (d) and .

Image of FIG. 3.
FIG. 3.

e-e collision frequencies for a plasma as a function of (a) the plasma electron density with and (b) the plasma temperature with .

Image of FIG. 4.
FIG. 4.

e-e and e-i collision frequencies for a hydrogen plasma as a function of (a) the plasma electron density with and (b) the plasma temperature with .

Image of FIG. 5.
FIG. 5.

Proton energy loss straggling as a function of its energy in a and hydrogen plasma with and without electron collisions, , normalized to the Bohr straggling .

Image of FIG. 6.
FIG. 6.

The same as in Fig. 3 but for different kinds of hydrogen plasma targets: (a) and , (b) and , (c) and , and (d) and .

Image of FIG. 7.
FIG. 7.

Proton range distributions for protons impinging in a and hydrogen plasma. (a) Using the exact solution and the approximations in the energy loss straggling calculation. (b) Considering and not considering electron collisions in the energy loss straggling calculation. Also in (b), the result without considering energy straggling.

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/content/aip/journal/pop/15/3/10.1063/1.2888525
2008-03-14
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Target electron collision effects on energy loss straggling of protons in an electron gas at any degeneracy
http://aip.metastore.ingenta.com/content/aip/journal/pop/15/3/10.1063/1.2888525
10.1063/1.2888525
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