JAEA Nuclear Data Center
Site Map of this Server
Publications (Reports of JAEA Nuclear Data Center)
Lists of reports released from JAEA Nuclear Data Center and the old Japanese Nuclear Data Committee (JNDC).
Staff members
A list of members in JAEA Nuclear Data Center.
Introduction of Nuclear Data Center
A pamphlet for introduction of the old Nuclear Data Center (PDF format).
JENDL Committee
Organization and the numbers of group members of the JENDL committee.
Japanese Nuclear Data Committee
Old page of meetings and working groups in the old Nuclear Data Committee (the name changed to "JENDL Committee" in 2010.) since 1963.
International Meetings on Nuclear Data
A List of international conferences, symposiums and meetings etc. related on nuclear data since 1995, and links to web sites and proceedings.
Other Related WWW Servers
A list of links to many WWW sites serve information related to nuclear data.
The WWW sites have stronger relation to nuclear data, particularly, are noted on the "Selected Links to Nuclear Data" page.
Airport Bus Information
Time tables and more information of bus service connected AirPort (Narita, Haneda and Ibaraki) and Tokai in the Ibaraki-Kotsu(transportation) web page.
NEA Nuclear Data High Priority Request List
A link to the OECD/NEA web page of request lists related to nuclear data measurement.
Request List of Japan (PDF format)

Nuclear Data
    ~ Down-loading Numerical Data ~
Access to Numerical Data Files
Downloading of evaluated nuclear data files, JENDL etc.
Data files can be searched by specifying a nuclide name and a data name on the " Retrieval tool " page.
* Don't distribute the data downloaded from this web server, secondarily.
Description of evaluated data format (BNL/NNDC)
A link to the BNL/NNDC web page for explanation of the ENDF format. (PDF and PS format)
An Introduction to the ENDF Formats (LANL/T2)
A link to the LANL/T2 web page for introduction of the ENDF format. (HTML format)
Nuclear Data Files and their references
    ~ Evaluated Nuclear Data Libraries ~
JENDL   JENDL-3.2   JENDL-3.3   JENDL-4.0   Special purpose files
Information about the Japan Evaluated Nuclear Data Library, JENDL.
Cross-Section graphs of JENDL-4.0
Cross-Section graphs of JENDL-3.3
Cross-Section graphs of JENDL-3.2
Neutron-induced reaction cross-section graphs of each nuclide. (JPEG, GIF or PDF format)
Drawing graphs (SPES)
The SPES web site to search and plot evaluated/experimental nuclear data.
Searching data by specifying detailed condition and plotting by GNUPLOT is available.
Order Form
The page for order to be sent the JENDL data disks (JENDL-4.0, -3.3, -3.2, JENDL Dosimetry File 99)
    ~ Nuclear Structure and Decay Data ~
JENDL FP Decay Data File 2011   JENDL FP Decay Data File 2000
Decay data of fission products (FP) editted with ENDF format as same as JENDL.
JNDC Nuclear Data Library ( JNDC FP Decay Data File ) version 2  [ Format of JNDC FP Decay Data File ]
Decay data of fission products (FP) editted with original format
Decay heat recommended by the Atomic Energy Society of Japan
KTUY Mass Formula (2005 revised version)
Estimation of Beta-Decay Properties
Table of beta-decay half-lives, average beta-ray energies, average gamma-ray energies, and delayed neutron emission probabilities by the gross theory of nuclear beta decay.
Evaluated Nuclear Structure Data File (ENSDF) and Decay Data on WWW (links to related WWW sites)
    ~ Tables of Nuclear Data ~
Tables of Nuclear Data
Tables collected masses, spins/parities, abundances, half-lives, cross-section tables with thermal, 14-MeV, etc. cross-sections calculated from JENDL-4.0, -3.3 and -3.2, and detailed information with γ-ray energies, decay data, fission yields, etc. of each nuclide.
Chart of the Nuclides (2010)
WWW version of the "Chart of the Nuclides 2010" published by JAEA.
Table of the Nuclides
A link to the web page of "Table of the Nuclides" developed by KAERI Nuclear Dara Evaluation Lab.
Periodic Tables of Elements
List of links to web pages for the periodic table of elements produced by overseas institutions.
   ~ Others ~
RIPL-1   RIPL-2   RIPL-3
Libraries of model parameters for theoretical calculations. (IAEA/NDC)
ACSELAM Library
A table of isotope production cross section.
Maxwellian averaged cross sections for astrophysics
WPEC
The web page of the "Working Party on international Evaluation Co-operation" in OECD/NEA.
    ~ Links to Selected Nuclear Data Sites ~
Links to WWW Servers Related to Nuclear Data
A list of links to WWW servers related nuclear data.
Selected Links to Nuclear Data Sites
A list of links to convenient WWW sites related nuclear data.
JENDL
Down loading JENDL
Downloading of evaluated nuclear data files, JENDL etc.
Data files can be searched by specifying a nuclide name and a data name on the " Retrieval tool " page.
* Don't distribute the data downloaded from this web server, secondarily.
other WWW sites
A list links to WWW sites where JENDL can be downloaded.
    ~ General Purpose Files ~
JENDL-2   Numerical data
JENDL-3.1   Numerical data
JENDL-3.2   Numerical data
JENDL-3.3   Numerical data
JENDL-4.0   Numerical data
Information about the evaluated nuclear data library, JENDL, and links to data files of each nuclide.
   ~ Special Purpose Files ~
JENDL Actinoid File 2008 ( JENDL/AC-2008 )   Numerical data
Neutron-induced reaction data for 79 nuclides from Ac (Z=89) to Fm (Z=100).
JENDL Activation Cross Section File 96 ( JENDL/A-96 )   Numerical data
For activity estimation of reactor material. The data of 233 nuclides and 1246 reactions.
JENDL (α,n) Reaction Data File 2003 ( JENDL/AN-2003 )   Numerical data
Neutron production cross sections of 13 nuclides for α-particle induced reactions.
JENDL (α,n) Reaction Data File 2005 ( JENDL/AN-2005 )   Numerical data
Neutron production cross sections of 17 nuclides for α-particle induced reactions.
JENDL Dosimetry File 91 ( JENDL/D-91 )   Numerical data
The data of 61 reactions for reactor dosimetry and their covariance.
JENDL Dosimetry File 99 ( JENDL/D-99 )   Numerical data
The revised version of Dosimetry File 91. The data of 67 reactions for reactor dosimetry and their covariance data.
JENDL FP Decay Data File 2000 ( JENDL/FPD-2000 )   Numerical data
Decay data for 1229 fission product nuclides.
JENDL FP Decay Data File 2011 ( JENDL/FPD-2011 )   Numerical data
Decay data for 1284 fission product nuclides.
JENDL FP Fission Yields Data File 2011 ( JENDL/FPY-2011 )   Numerical data
Fission yield data compiled to keep the consistency to the number of nuclides contained of the JENDL/FPD-2011 file.
JENDL Fusion File 99 ( JENDL/F-99 )   Numerical data
For fusion neutronics. The data for 92 nuclides are stored.
JENDL Gas-Production Cross Section File 91 ( JENDL/G-91 )   Numerical data
The cross section data of gas production reactions such as (n,p) and (n,α) of reactor material induced by neutrons.
JENDL High Energy File 2004 ( JENDL/HE-2004 )   Numerical data
Neutron- and proton-induced reaction data up to 3 GeV for 66 nuclides.
JENDL High Energy File 2007 ( JENDL/HE-2007 )   Numerical data
Neutron- and proton-induced reaction data up to 3 GeV for 106 nuclides.
JENDL Photonuclear Data File 2004 ( JENDL/PD-2004 )   Numerical data
Photon-induced reaction data up to 140 MeV for 68 nuclides.
JENDL-4.0
    ~ Summary of JENDL-4.0 ~
ENDF-6 Format
The manual for the ENDF-6 format applied to JENDL-4.0. (PDF format)
    ~ Details of JENDL-4.0 (numerical data, descriptions, figures and tables of cross sections) ~
Neutron Reaction Sublibrary
H, He, Li, Be, B, C, N, O, F (Z= 1 - 10)
Na, Mg, Al, Si, P, S, Cl, Ar, K, Ca (Z= 11 - 20)
Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn (Z= 21 - 30)
Ga, Ge, As, Se, Br, Kr, Rb, Sr, Y, Zr (Z= 31 - 40)
Nb, Mo, Tc, Ru, Rh, Pd, Ag, Cd, In, Sn (Z= 41 - 50)
Sb, Te, I, Xe, Cs, Ba, La, Ce, Pr, Nd (Z= 51 - 60)
Pm, Sm, Eu, Gd, Tb, Dy, Er, Tm, Yb (Z= 61 - 70)
Hf, Ta, W, Os, Au, Hg (Z= 71 - 80)
Pb, Bi, Ra, Ac, Th (Z= 81 - 90)
Pa, U, Np, Pu, Am, Cm, Bk, Cf, Es, Fm (Z= 91 - 100)
Links to data files and detailed information of each nuclide.
Cross Section Tables of Natural Elements calculated from isotopic cross sections in JENDL-4.0
Tables of cross sections averaged with natural abundance as weight.
Fission Yield (Neutron Induced, Spontaneous) Sublibrary
JENDL-4.0 thermal Scattering Law Sublibrary
JENDL-4.0 Photo-atomic Sublibrary
JENDL-4.0 Electro-atomic Sublibrary
Links to data files and detailed information of each nuclide in JENDL-4.0 sub-library.
    ~ JENDL-4.0 Updated Files [JENDL-4.0u] ~
JENDL-4.0 Updated Files (JENDL-4.0u) page
    ~ JENDL-4.0 Plus Files [JENDL-4.0+] ~
JENDL-4.0 Plus (JENDL-4.0+) page
    ~ Downloading JENDL-4.0 ~
JENDL-4.0 Neutron Reaction Sublibrary and pointwise data at 0 K and 300 K
JENDL-4.0 Fission Yield sublibrary
JENDL-4.0 Thermal Scattering sublibrary
JENDL-4.0 Photo-atomic sublibrary
JENDL-4.0 Electro-atomic sublibrary
data files of each nuclide in JENDL-4.0 and its sub-library.
Retrieval of Numerical Data
A link to the web page to retrieve data files.
DVD-ROM containing JENDL-4.0 original files, pointwise files, and cross-section graphs is available on request.
   ~ Data files and Useful Reports made from JENDL-4.0 ~
Graphs of cross sections stored in JENDL-4.0
Cross section and ν-bar plotting tool
Available to select nuclides and reaction types, fix axes, plot one or more data, and download graph data.
Tables of thermal cross sections, resonance integrals, etc.
Links to detained information of each nuclide.
Figures of Neutron Reproduction Factors (η)
Graphs of neutron reproduction factors, η, calculated from JENDL-4.0 cross sections and ν.
Fission yield plotting tool
Available to generate some types of fission yield graphs.
   ~ References of JENDL-4.0 ~
Special purpose files
The file list of JENDL special purpose files on the JENDL top page.
Download
The retrieval page of data files and list of archived files related JENDL.
Request of data disks
The page for order to be sent the JENDL data disks (JENDL-4.0, -3.3, -3.2, JENDL Dosimetry File 99).
WWW Chart of the nuclides
WWW version of the "Chart of the Nuclides 2010" published by JAEA.
Tables of nuclear data
Tables collected masses, spins/parities, abundances, half-lives, cross-section tables with thermal, 14-MeV, etc. cross-sections calculated from JENDL-4.0, -3.3 and -3.2, and detailed information with γ-ray energies, decay data, fission yields, etc. of each nuclide.
Maxwellian-Averaged Cross Sections (MACS)
Maxwellian averaged cross section data and graphs calculated from JENDL-3.3, and links to other web sites.
Nuclear data files & their references
A List of references of JENDL and other nuclear data.
Drawing graphs (SPES)
The SPES web site to search and plot evaluated/experimental nuclear data.
Tools for drawing graphs, etc.
index of web tools to draw praphs, etc. produced by JAEA Nuclear Data Center.
SPES (Search and Plot Executive System)
Plotting Tool for ENDF (Evaluated Nuclear Data File) : Cross section graphs by setting parameters simply.
Graph of Fission Product Yields
Computer codes for nuclear data
A list of links to WWW sites for computer codes related to nuclear data.
Selected links to nuclear data
A list of links to convenient WWW sites related to nuclear data.

Notice and a link of the later major update in this web site.
Notice of update information in this web site.
Information and links to the web sites of "International Conference on Nuclear Data for Science and Technology"

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