General Diffraction References
230 space groups ( PSI domain only )
Inorganic Crystal Structure Database (ICSD) (Secure Session / Login to IC SD / no name-PW) ( PSI domain only )
Springer Materials ( PSI domain only )
Magnetic Crystal Structure Database
Cambridge Data Base
SDBS: Organic Spectral Data Base (NMR,IR,..)
Scattering Lengths/Absorption Cross Sections
Calculator for neutrons absorption value
Periodic Table (1), Periodic Table (2)
Yell: a program for diffuse scattering interpretation
Interpretation of 2D single crystal data