Table of Contents
Introduction to Cosmic
Rays
Energy of Cosmic
Rays
Mystery of Ultra-High
Energy Cosmic Rays
Mystery of Ultra-High
Energy Cosmic Rays
Mystery of Ultra-High
Energy Cosmic Rays
Mystery of Ultra-High
Energy Cosmic Rays
Mystery of Ultra-High
Energy Cosmic Rays
Detection of Ultra-High
Energy Cosmic Rays
One Possible Solution:
Extensive Air Showers (EAS) Use the Earth's atmosphere as part of our detector
system!
The Fluorescence
Technique
PPT Slide
1976: Prototype at
Volcano Ranch
A New Experiment
in Utah
1980-1993: The Fly's
Eye Experiment
An Amazing Discovery
Violation of the
Greisen-Zatsepin-Kuzmin (GZK) Cut-off @ 6x1019 eV.
Violation of the
Greisen-Zatsepin-Kuzmin (GZK) Cut-off @ 6x1019 eV.
New International
Collaboration: High Resolution Fly's Eye (HiRes)
High Resolution Fly's
Eye (HiRes)
The Advantage of
Superior Resolution
HiRes
Stereoscopic Observation
with HiRes
Little Granite Mountain
(HiRes-1)
HiRes-1
Preliminary Results
from HiRes-1
Preliminary Results
from HiRes-1
Camel's Back Ridge
(HiRes-2)
HiRes Stereoscopic
Events
HiRes Stereoscopic
Events
A 25 Microsecond
Movie (playback at 1/500,000 speed)
HiRes Stereoscopic
Events
Many students receive
hands-on scientific and engineering experience working with HiRes and its
web-based educational outreach program, ASPIRE
The Future of UHE
Cosmic Rays
The Future of UHE
Cosmic Rays
Summary
PPT Slide
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