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symmetry - dimensions of particle physics


May Issue

On the Cover:
Three different neutrino types (ν1, ν2, and ν3) with distinct masses are mixtures of the three different neutrino "flavors" (νe, νμ, and ντ). Neutrinos of a particular flavor change to other flavors as they travel through space.

May 2005:
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May Issue

Photos: Sandbox Studio, Chicago

Contents
From the Editor
Commentary: Fred Gilman
Communication of 21st-century particle physics: Will the United States continue to be among the world leaders in the field?
Signal to Background
Return of the bubble chamber; bouncy bison babies; neutrino papers with top citations; a building that breathes; letters.
The Elusive Neutrino
Experiments are beginning to unravel the secrets behind a mind-boggling quantum effect: neutrino oscillations.
Searching for the Neutrino's Identity
Neutrinos are different from other matter particles. Could they even be their own antiparticles?
Virtual Structure
You don't have to relocate to join Barry Barish and his global team that will manage the design of the International Linear Collider.
Springtime at Daresbury
A laboratory in the north-west of England transformed itself into a powerhouse of accelerator physics and technology.
Gallery: Chris Henschke
The exhibit HyperCollider explores the extremes of the General Theory of Relativity in many ways, including with a pinball machine.
Deconstruction: Soudan Mural
Artist Joseph Giannetti created a large mural to honor neutrino physicists and their groundbreaking experiments.
Essay: Aaron Freeman
Can a stand-up comedian and physics groupie get in touch with his inner particle?
Logbook: Solar Neutrinos
Ray Davis' experiments in a gold mine led him to solve the solar neutrino puzzle and win the 2002 Nobel Prize in Physics.
60 Seconds: Neutrino Mixing
Neutrinos are able to change from one "flavor" to another as they travel through space because of their wavelike nature.

© 2005 symmetry  A joint Fermilab/SLAC publication.  PO Box 500 MS206  Batavia, IL 60510  USA