Crystallographic Science
US National Committee for Crystallography (USNC/Cr)
International Union of Crystallography (IUCr)
IUCr Commission on Magnetic Structures (IUCr-CMS)
American Crystallographic Association (ACA)
European Crystallographic Association (ECA)
Asian Crystallographic Association (AsCA)
Latin American Crystallographic Association (LACA)
Neutron Scattering Society of America (NSSA)
Physics
American Association of Physics Teacher (AAPT)
American Institute of Physics (AIP)
American Physical Society (APS)
-- Division of Condensed Matter Physics (APS/DCMP)
-- Division of Materials Physics (APS/DMP)
-- Forum on Physics and Society (APS/FPS)
-- Forum on Education (APS/ED)
Chemistry & Materials
American Chemical Society (ACS)
International Zeolite Association (IZA)
Materials Research Society (MRS)