JAM has a number of parton distribution function and fragmentation function sets publicly available in LHAPDF format, which can be accessed by downloading the tarball files here. Please refer to the LHAPDF website for instructions on how to use its interface.
The following PDF/FF sets are available with the corresponding LHAPDF ID numbers:
Pion PDFs
ID Number | Pion PDF set name |
---|---|
1000 | JAM21PionPDFnlo |
2000 | JAM21PionPDFnlo_pT |
3000 | JAM21PionPDFnlonll_cosine |
4000 | JAM21PionPDFnlonll_expansion |
5000 | JAM21PionPDFnlonll_double_Mellin |
Unpolarized proton PDFs
ID Number | Proton PDF set name |
---|---|
950000 | JAM19PDF_proton_nlo |
951500 | JAM20-SIDIS_PDF_proton_nlo |
Pion and kaon FFs
ID Number | FF set name |
---|---|
2050000 | JAM19FF_pion_nlo |
2051000 | JAM19FF_kaon_nlo |
2052000 | JAM20-SIDIS_FF_pion_nlo |
2052250 | JAM20-SIDIS_FF_kaon_nlo |
2052500 | JAM20-SIDIS_FF_hadron_nlo |
Tables of PDFs and FFs on Github
JAM also has a number of PDF and FF sets available on Github.
- JAM15 (helicity proton PDFs)
- JAM16 (pion and kaon FFs)
- JAM17 (helicity proton PDFs)
- JAM20SIDIS (unpolarized proton PDFs and pion, kaon, and unidentified hadron FFs)
- JAM21 (unpolarized proton PDFs)
- JAM22 (unpolarized and polarized proton PDFs; pion, kaon, and hadron FFs; proton, neutron, helium, and tritium structure functions)
Publicly available notebooks
JAM provides dedicated notebooks for select analyses.
- JAM3D-22 (global analysis of SSAs)
JAM Database
A representative set of experimental data that are used in JAM extractions can be found here: JAM Database