Definitions, background information, reference sources, and more for getting started.

Find chemical and physical properties through a number of resources.

Detailed information and analysis in print and online.

Databases and journals for locating the latest research, news, and more.

What is it and how to identify peer-reviewed sources.

Find cutting edge research ahead of journal publication.

Find extensive, in-depth information from dissertations and theses.

Explore and find full-text patents from around the world.

Examples, guides, and citation management help for ACS style.