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Chemistry & Biochemistry

The chemistry research guide can guide you in finding relevant resources for your research.

What's On This page?

  • An introduction to Boolean Operators. Boolean Operators are words you can use to build your search in a way that is the most understandable for searching in databases and journals.
  • A review of the terms journal, database, and peer-reviewed articles.

Using Boolean Operators (AND, OR, NOT) to Improve Your Search

AND, OR, and NOT are called Boolean Operators. You can use them to build a search phrase such as birds and "offshore windfarms". Search phrases can be used in databases like ScienceDirect or Google to narrow or broaden your search.

Boolean Operator example

Defining Articles, Journals, and Databases:

Article, Journal, and Database infographic

John F. Kennedy Memorial Library
California State University, Los Angeles
5151 State University Drive
Los Angeles, CA 90032-8300