Discover
/
Article

QCD Made Simple

AUG 01, 2000
Quantum chromodynamics is conceptually simple. Its realization in nature, however, is usually very complex. But not always.
Frank Wilczek

Quantum chromodynamics, familiarly called QCD, is the modern theory of the strong interaction. Historically its roots are in nuclear physics and the description of ordinary matter—understanding what protons and neutrons are and how they interact. Nowadays QCD is used to describe most of what goes on at high‐energy accelerators.

This article is only available in PDF format

More about the authors

Frank Wilczek, Institute for Advanced Study, Princeton, New Jersey.

Related content
/
Article
The ability to communicate a key message clearly and concisely to a nonspecialized audience is a critical skill to develop at all educational levels.
/
Article
With strong magnetic fields and intense lasers or pulsed electric currents, physicists can reconstruct the conditions inside astrophysical objects and create nuclear-fusion reactors.
/
Article
A crude device for quantification shows how diverse aspects of distantly related organisms reflect the interplay of the same underlying physical factors.
/
Article
Events held around the world have recognized the past, present, and future of quantum science and technology.
This Content Appeared In
pt-cover_2000_08.jpeg

Volume 53, Number 8

Get PT in your inbox

pt_newsletter_card_blue.png
PT The Week in Physics

A collection of PT's content from the previous week delivered every Monday.

pt_newsletter_card_darkblue.png
PT New Issue Alert

Be notified about the new issue with links to highlights and the full TOC.

pt_newsletter_card_pink.png
PT Webinars & White Papers

The latest webinars, white papers and other informational resources.

By signing up you agree to allow AIP to send you email newsletters. You further agree to our privacy policy and terms of service.