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Science, engineering, and mathematics — biology, chemistry, physics, astronomy, earth sciences, social sciences, and technology research. A curated gateway to academic and professional scientific resources.
57129 resources
Basic physical and historical information.
Basic information, atomic structure, and isotopes.
Atomic structure, chemical and physical properties, and table of nuclides.
Full text of the monograph by H. W. Kirby (Mound Laboratory, Miamisburg, Ohio).
Extensive information on history, uses, occurrence, compounds, and properties.