JAEA Nuclear Data Center Home Page

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Cross-section library of JENDL-4.0/HE for MCNP/PHITS was released. (May 12, 2021)
199 group activation cross section library of JENDL/AD-2017 for ORIGEN-S was released. (May 12, 2021)
“Paper·Report etc.” was updated. (April 14, 2021)
“Group members” was updated. (April 14, 2021)
JENDL Deuteron Reaction Data File 2020 was released. (February 10, 2021)
“Paper·Report etc.” was updated. (July 15, 2020)
“Group members” was updated. (April 1, 2020)
JENDL Photonuclear Data File 2016 revison 1 was released. (February 17, 2020)
“Plotting Tool for ENDF” was modified to support the plotting of the data for natural elements. (September 24, 2019)
JENDL LLFP Transmutation Cross Section File 2018 was released. (August 30, 2019)
Notification of Chart of the Nuclides 2018 was posted. (June 26, 2019)
“Group members” was updated. (April 19, 2019)
“Paper·Report etc.” was updated. (April 19, 2019)
“Paper·Report etc.” was updated. (December 04, 2018)
“Group members” was updated. (April 18, 2018)
“Group members” was updated. (April 02, 2018)
JENDL Activation Cross Section File for Nuclear Decommissioning 2017 was released. (March 30, 2018)
JENDL Photonuclear Data File 2016 was released. (December 28, 2017)
Table of production cross-sections stored in JENDL-4.0/HE was released. (August 09, 2017)
“Paper·Report etc.” was updated. (July 03, 2017)
JENDL FP Fission Yields Data File 2011 was updated. (April 25, 2017)
“Group members” was updated. (April 03, 2017)
“Paper·Report etc.” was updated. (April 03, 2017)
“Group members” was updated. (March 01, 2017)
“Paper·Report etc.” was updated. (January 04, 2017)
“Paper·Report etc.” was updated. (September 26, 2016)
“Group members” was updated. (September 26, 2016)
“Paper·Report etc.” was updated. (April 25, 2016)
“Group members” was updated. (April 01, 2016)
JENDL FP Decay Data File 2000 was updated.(February 03, 2016)
JENDL Decay Data File 2015 was updated.(February 03, 2016)
Information about JENDL mailing list was posted.(February 03, 2016)
JENDL Decay Data File 2015 was updated.(January 26, 2016)
A new update file for Rh-105 was added in the JENDL-4.0u page. (January 26, 2016)
JENDL-4.0/HE was released. (November 20, 2015)
JENDL Decay Data File 2015 was released. (November 02, 2015)
A new update file for Pb-204,206,207,208 was added in the JENDL-4.0u page. (September 14, 2015)
“Group members” was updated. (September 01, 2015)
“Group members” was updated. (July 01, 2015)
WWW Chart of the Nuclides 2014 The first version.(June 08, 2015)
“Group members” was updated. (April 6, 2014)
A new update file for Sr-88 was added in the JENDL-4.0u page. (January 22, 2015)
Edited the Top Page.(2014/10/1)
“Group members” was updated. (April 1, 2014)
In “JENDL FP Decay Data Files 2011 (JENDL/FPD-2011)”, Ag-115 (ground state) was updated. (2013/10/24)
The “Group members” page was updated. (2013/10/02)
The maintainance for “View of Average Resonance Cross Section (VARCS)” was completed. (2013/09/19)
“View of Average Resonance Cross Section (VARCS)” is not available for maintainance now. (2013/09/18)
A new update file for Au-197 was added in the JENDL-4.0u page. (August 13, 2013)
New update files for 12 nuclides were added in the JENDL-4.0u page. (July 10, 2013)
Two web tools, “View of Average Resonance Cross Section (VARCS)” and “Search for Resolved Resonances&rdauo; were added in the Tools for drawing graphs, etc. page. (July 5, 2013)
The left-side menu was fixed a bit. (April 12, 2013)
New update files for Te-129m (u2) and Eu-156 (u1) were added in the JENDL-4.0u page. (November 15, 2012)
JENDL-4.0 Updated Files (JENDL-4.0u) was added in JENDL-4.0 page. (September 14, 2012)
JENDL/FPD-2011 and JENDL/FPY-2011 were added on the JENDL page. (July 9, 2012)
The “Estimation of Beta-Decay Properties” was added in Nuclear Data page. (June 4, 2012)
A link to “Gamma-ray Data in Selected Energy Range” was added in the “Tables of nuclear data” page. (December 13, 2011)
The “Tables of nuclear data” page was updated. (December 12, 2011)
The “Cross Section Tables of Natural Elements” page was added in JENDL-4.0 page, and cross section data of natural elements calculated from JENDL-4.0 were added in Tables of Nuclear Data. (April 26, 2011)
Figures of neutron reproduction factors (η) were added in JENDL-4.0 page. (February 8, 2011)
Fission yield data from JENDL-4.0 Fission Yield Data were added for fission products in Tables of Nuclear Data. (February 8, 2011)
The 2010 edition of WWW Chart of Nuclides and Tables of Nuclear Data were released. (December 7, 2010)
JENDL-4.0 DVD-ROM was released. (September 9, 2010)
JENDL-4.0 was released. (May 28, 2010)
JENDL-4.0 was completed. (April 15, 2010)
SPES to draw cross section graphs is available. (September 25, 2009)