|Message: Re: Standard electromagnetic model||Not Logged In (login)|
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On Sat, 11 Oct 2003, giorgio wrote: > *** Discussion title: Documentation and Examples > Email replies to PublicHyperNews@slac.stanford.edu must include: > In-Reply-To: <"/docsexamples/67"@geant4-hn.slac.stanford.edu> > Subject: ...change this to be about your reply. > > hi, I read that the low energy models extend the coverage of > electromagnetic interactions of photons and electrons down to 250 eV, > and of protons, ions and antiprotons down to <1 keV. What is the range > of validity of standard electromagnetic model? > > Thanks in advance > > Giorgio > In the standard EM package the initial and secondary energies assumed to be above 1 keV. Below 1 keV simple approximations are used, by default no secondaries are generated with energy above 1 keV. VI
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