SciFinder Scholar is a comprehensive chemistry database of chemical and chemical engineering literature including patents (1907 - date, with selected coverage back to 1878) and the CAS Registry with information on 18 million substances. Also useful for biotechnology, toxicology, environmental science, medicine, food science and nuclear science and general chemistry.
Scopus is an abstract and citation database of research literature and quality web sources, including journals, conference proceedings, trade publications, abstracts, and patent records. It is a multidisciplinary resource covering materials from the humanities, sciences and social sciences. Also indexes EMBASE articles. Scopus allows you to locate the most highly cited items and the articles that cite them.
Date Coverage: 1970-present; selected access back to 1823
Full-text access to IET/IEE (Institution of Engineering and Technology) Journals and IEEE (Institute of Electrical and Electronics Engineers) transactions, journals, magazines, and conference proceedings published since 1988 and all current IEEE standards.
ProQuest Technology Collection indexes over 16 million abstracts, over 7.7 million tables and figures, and includes over 2,700 full text journals. It is comprised of ProQuest Advanced Technologies with Aerospace Collection; ProQuest Materials Science Collection; ProQuest Engineering Collection; ProQuest Computer Science Collection; and ProQuest Illustrata: Technology. Coverage starts from 1962.