Broadly search for scholarly literature; search across many disciplines and sources: articles, theses, books, abstracts and court opinions, from academic publishers, professional societies, online repositories, universities and other web sites.
Comprehensive, timely collections of critical reviews written by leading scientists. Annual Reviews volumes are published each year for more than 41 focused disciplines within the Biomedical, Life, Physical, and Social Sciences including Economics.
PubMed comprises over 26 million citations for biomedical literature from MEDLINE, life science journals, and online books. PubMed citations and abstracts include the fields of biomedicine and health, covering portions of the life sciences, behavioral sciences, chemical sciences, and bioengineering. PubMed also provides access to additional relevant web sites and links to the other NCBI molecular biology resources.
SciFinder is an interface to an integrated set of databases produced by the Chemical Abstracts Service (CAS): the Chemical Abstracts Plus database (CAPlus), the CAS Registry File, and the Chemical Abstracts Reaction database (CASREACT), as well as the National Library of Medicine’s MEDLINE.
Semantic Scholar uses the following data sources: Springer Nature; PubMed; ACM; IEEE; ACL; ArXiv; DBLP; CiteSeer; OdySci Academic; AMiner; Hyper Articles en Ligne (HAL).
Semantic Scholar is a project at the Allen Institute for Artificial Intelligence (AI2).
Indexing the metadata of all kinds of academically relevant resources - journals, institutional repositories, digital collections etc. - which provide an OAI interface and use OAI-PMH for providing their contents.
Scholia is a tool to handle scientific bibliographic information through Wikidata. Creates on-the-fly scholarly profiles for researchers, organizations, journals, publishers, individual scholarly works, and for research topics.
Provides access to aerospace-related citations, full-text online documents, and images and videos. The types of information include: conference papers, journal articles, meeting papers, patents, research reports, images, movies, and technical videos – scientific and technical information (STI) created or funded by NASA.
NTIS is the preeminent source for accessing research in engineering, technology, and scientific subjects sponsored by agencies and departments of the United States government and select foreign governments.
OSTI.gov is the primary search tool for DOE science, technology, and engineering research information. OSTI.gov contains over 70 years of scientific and technical information from DOE and DOE predecessor agencies, and it employs an innovative semantic search tool enabling scientists, researchers, and the public to retrieve more relevant information. OSTI.gov has about 3 million total records.
Presents a wide scope of articles on chemical substances—including their properties, manufacturing, and uses. It also focuses on industrial processes and unit operations in chemical engineering, as well as covering fundamentals and scientific subjects related to the field. Additionally, environmental and health issues concerning chemical technology are also addressed.
An authoritative single source for understanding and applying the concepts of complexity theory together with the tools and measures for analyzing complex systems in all fields of science and engineering. The science and tools of complexity and systems science include theories of self-organization, complex systems, synergetics, dynamical systems, turbulence, catastrophes, instabilities, nonlinearity, stochastic processes, chaos, neural networks, cellular automata, adaptive systems, and genetic algorithms.
A comprehensive encyclopedia of electrical engineering, with articles written and reviewed by an international group of engineers with academic or research affiliations. The entries are grouped into 64 broad categories such as solid-state circuits, fuzzy systems, and medical imaging. Mathematical explanations, tables, and graphics illustrate the articles.
Basics of Energy; Energy Flows; Society and Energy; History and Energy; Systems of Energy; Conservation and End Use; Renewable and Alternative Sources; Environmental Issues; Public Issues; Policy Issues; Economics of Energy; Measurement and Models; Material Use and Reuse; Oil and Natural Gas; Coal, Electricity; Nuclear Energy; Risks; Sustainable Development; Global Issues;