Engineering Guide: Articles
Primary Article Databases
Regardless of your major, start here. Very broad subject coverage of all engineering disciplines.
Web of Science
Leaning more towards science than engineering, this is still an important place to search. Web of Science has cited reference searching, and numerous ways to sort search results in terms of references and cited references.
This database has a mix of science and engineering content. All content is full-text.
Google Scholar - located on the Databases list
Here are 2 video tutorials on searching Compendex.
Video: Find the full-text of an article from Compendex
I am a graduate student working on a literature review
Those primary artcle databases are crucial players in your research. Create keyword alerts on your research topic and get updates, automatically, on a regular basis.