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Document NRC brems cross section option #877

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Jun 27, 2022
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Document NRC brems cross section option #877

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2 changes: 1 addition & 1 deletion HEN_HOUSE/doc/src/pirs898-egs++/common.doxy
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Expand Up @@ -309,7 +309,7 @@ The Monte Carlo transport parameters have important and significant influence on
Electron-step algorithm = PRESTA-II # PRESTA-II (default),PRESTA-I
Spin effects = On # On (default),Off
Brems angular sampling = KM # Simple,KM (default)
Brems cross sections = BH # BH (default),NIST
Brems cross sections = BH # BH (default), NIST, NRC
Pair angular sampling = Simple # Off, Simple (default),KM
Triplet production = Off # On or Off (default)
Electron Impact Ionization = Off # On, Off (default), casnati, kolbenstvedt, gryzinski
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8 changes: 5 additions & 3 deletions HEN_HOUSE/interface/egs_interface2.h
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Expand Up @@ -419,12 +419,14 @@ struct EGS_XOptions {
/*! Determines the bremsstrahlung cross sections differential in the
photon energy to be used for sampling the photon energy.
If set to 0, the Bethe-Heitler high energy approximation will be
used, if set to 1 the NIST tabulations provided by Steve Seltzer
will be employed. Default is 0.
used. If set to 1, the NIST tabulations provided by Steve Seltzer
will be employed. If set to 2, the NRC brems data will be used,
which is a modified version of the NIST data with corrected
electron-electron brems contributions. Default is 0.

Can be set in the input file using
\verbatim
Brems cross sections= BH or NIST
Brems cross sections= BH or NIST or NRC
\endverbatim
*/
EGS_I32 ibr_nist;
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