Nuclear Data

• National Nuclear Data Center (NNDC)
• IAEA Nuclear Data Services
• NIST X-Ray Form Factor, Attenuation, and Scattering Tables Database
• Report IAEA-NDS-195, XMuDat
• RSICC
• T-2 Nuclear Information Service
• NEA Nuclear data

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Gamma Spectrum

• INL - Spectrum Catalogs (NaI, Ge, and Si(li))

Education

• Nuclear Energy Institute

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MCNP

• Los Alamos National Laboratory: MCNP Home Page

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Periodic Tables

• Decay Radiations
• Decay Radiations
• Periodic Table
• Stopping-Power and Range Tables for Electrons, Protons, and Helium Ions

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Time

• The official U.S. time - clock