Joint Evaluated Fission and Fusion (JEFF)
Nuclear Data Library

JEFF-4T0 (TEST Library) Downloads


The JEFF-4T0 nuclear data library content has been agreed upon in April 2020. It includes one set of data containing 562 neutron cross section evaluations. As far as Thermal Scattering Law files, only H(H2O) is provided, taken from JEFF-3.3. The list of evaluations chosen for JEFF-4T0 can be found in the JEFF-4T0 Starter File.

Please note that this is a TEST library, and that the latest official release remains JEFF-3.3.





Release Format Code Content Nb. Files Size Download
Evaluated Files
JEFF-4T0 ENDF6 - Cross section evaluations 562 1.98 GB
JEFF-4T0 ENDF2C ENDF2C Cross section evaluations 562 1.98 GB sometext
JEFF-4T0 ENDF2C ENDF2C H in H20 1 8 KB
Processed Files
JEFF-4T0 ACE NJOY CE, 293K 562 5.8 GB
JEFF-4T0 ACE NJOY H in H20 1 36 KB
XSDIR Files
JEFF-4T0 XSDIR NJOY XSDIR for MCNP 1 58 KB
JEFF-4T0 XSDIR NJOY H in H20 1 1 KB
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