One of the many renowned secondary databases available via ScienceDirect is Ei Compendex, the world's most comprehensive engineering database. It contains over three million bibliographic references and citations from more than 2,600 international journals, conference papers and technical reports, dating from 1970 forward. Each year over 220,000 new abstracts are added from 175 disciplines and major specialties. Ei Compendex quality and currency is unsurpassed and its indexing has been cited for its benchmark standard. Mechanical Civil Environmental Electrical Structural Process Materials science Solid state physics and superconductivity Bioengineering Energy Chemical Optics Air and water pollution Solid waste management Hazardous waste Road transportation Transportation safety Manufacturing, quality control, and engineering management issues Sample Ei Compendex record Getting started To access Ei Compendex, click Search .
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Advanced Search offers more experienced searchers greater flexibility in query building. Rather than working with a search form, this mode lets you create command-line strategies that can accommodate as many concepts or variables as necessary. Proximity connectors Sample search page Back to top. To arrange the documents according to the greatest frequency of the search terms within the document, click the sort by relevance tab. Subsequent search results will be listed according to the last sort type selected.