Version 2.2.9 contains bug fixes and a few new features, and we encourage all users to update to this version.
The Sherpa package can be downloaded here: SHERPA-MC-2.2.9.tar.gz
In can also be accessed via git in the web interface:
or cloned into a local working copy:
git clone -b rel-2-2-9 https://gitlab.com/sherpa-team/sherpa.git
A Manual can be found online and in the
Manual/ directory of the source. It is available in the HTML and INFO format and provides extensive documentation of all parameters.
- Multiplicative approximate EW corrections !262
- New shower evolution/scale schemes for better b-fragmentation modelling !278
- Add additional
EW_SCHEMEoptions for DY with sin2ThetaW input !274
- Improve UFO structure for SMEFT () and allow to use form factors in UFO !290 !291
- added option to limit couplings at amplitude level in comix
- Respect polarisation of taus produced in hard decays (e.g.
t -> b W (-> tau nu)) !296
- Enable/Fix scale variations for loop generators that do not provide pole coefficients !259
- Allow tau decays despite
- Remove usage of auto keyword to avoid C++11 requirement !279
- Compile heavy-flavour-fusing hooks by default !228
Rivet_Interfaceto deal with Rivet3 and HepMC3 !254
-fcx-fortran-rulescompiler flag by default !304
- Dijet production with additional jets merged with the CKKW algorithm is broken in the 2.2.x series (#46)
- Also see our issue tracker
The main reference for Sherpa 2.2.x is
Please cite this publication if you have used Sherpa 2.2.x for your studies.
Additionally, each run will produce a file called
contains information about the modules used in this run and the corresponding
publications which should be referred. If in doubt, please seek the advice of
the Sherpa authors.
You can find a large collection of example setups for using SHERPA in various
different colliders/processes in the
Examples/ directory of the tarball. They
are also described in the manual.