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The El Capitan supercomputer will give complex high-fidelity modeling, artificial intelligence and simulation an exascale boost. Learn how it will support national security and stockpile stewardship.
We support diverse research activities with talented staff, state-of-the-art facilities and core competencies. From internal collaboration to external partnerships, we work together to advance scientific discovery.
The El Capitan supercomputer will give complex high-fidelity modeling, artificial intelligence and simulation an exascale boost. Learn how it will support national security and stockpile stewardship.
NUCLEAR WEAPONS
TECHNOLOGY 101
FOR POLICY WONKS
BRUCE T. GOODWIN
Center for Global Security Research
Lawrence Livermore National Laboratory
August 2021
NUCLEAR WEAPONS
TECHNOLOGY 101
FOR POLICY WONKS
BRUCE T. GOODWIN
Center for Global Security Research
Lawrence Livermore National Laboratory
August 2021
NUCL EAR
W EAPO NS T E CHNO LOG Y
101
F OR
P O L IC Y
WO N K S
|
1
This work was performed under the auspices of the U ...
NUCLEAR WEAPONS
TECHNOLOGY 101
FOR POLICY WONKS
BRUCE T. GOODWIN
Center for Global Security Research
Lawrence Livermore National Laboratory
August 2021
NUCLEAR WEAPONS
TECHNOLOGY 101
FOR POLICY WONKS
BRUCE T. GOODWIN
Center for Global Security Research
Lawrence Livermore National Laboratory
August 2021
NUCL EAR
W EAPO NS T E CHNO LOG Y
101
F OR
P O L IC Y
WO N K S
|
1
This work was performed under the auspices of the U ...
June 2007
National Nuclear
Security Administration’s
Lawrence Livermore
National Laboratory
Also in this issue:
• Hydrogen-Powered Car Breaks Record
• Simulating the Seismic Response of Dams
• Prosthetic Device Helps Restore Sight
• Teller’s Legacy in Education
Experiments being planned for the National
Ignition Facility—the world’s largest laser—will
require instrumentation that can capture ultrafast
signal details in the realm of a single picosecond
(a trillionth of a second) ...
May 2007
National Nuclear
Security Administration’s
Lawrence Livermore
National Laboratory
Also in this issue:
• The Graceful Aging of Plutonium
• Imaging Complex Biomolecules
• Raftlike Structures in Cell Membranes
• Teller’s Legacy in Condensed-Matter Physics
Computer simulations are a valuable tool
for learning about nanometer-size materials and
accounting for the behavior of individual atoms and
electrons ...
September 2004
National Nuclear
Security Administrationʼs
Lawrence Livermore
National Laboratory
Also in this issue:
• Ultrawideband Revolutionizes
Radar and Communication Devices
• Simulated Terrorist Attack
• Solid-State Modulators Increase Collider Efficiency
As the article on p. 4 describes, the Laboratory’s
Radiation Detection Center (RDC) helps initiate
and support projects to develop novel radiation
technology for national security and basic science
programs ...
Lawrence
Livermore
National
Laboratory
University of California
Lawrence Livermore National Laboratory
Science & Technology Review
P.O. Box 808, L-664
Livermore, California 94551
January/
February 1998
Alert to Computer Security
Printed on recycled paper.
Albuquerque, NM
Permit No. 853
PAID
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Jan 9 2009 The 2008 in review issue of Newsline appeared in print pdf The text from this issue appears below Download Image The 2008 in review issue of Newsline appeared in print pdf Download Image The 2008 in review issue of Newsline appeared in print pdf Download Image Previous Next Special Newsline ...
Jan 9 2009 The 2008 in review issue of Newsline appeared in print pdf The text from this issue appears below Download Image The 2008 in review issue of Newsline appeared in print pdf Download Image The 2008 in review issue of Newsline appeared in print pdf Download Image Previous Next Special Newsline ...
ii
PNNL-19176
ANOMALIES OF NUCLEAR CRITICALITY, REVISION 6
E. D. Clayton
Edited by
A. W. Prichard, B. M. Durst, D. G. Erickson and R. J. Puigh
February 2010
Pacific Northwest Laboratory
Richland, Washington 99352
iii
PNNL-19176
ANOMALIES OF NUCLEAR CRITICALITY, REVISION 6
E. D. Clayton
Page
CONTENTS
LIST OF FIGURES
vii
LIST OF TABLES
x
A
INTRODUCTION
1
B
PHYSICAL; CHARACTERISTICS
2
C
CONCEPTS AND COMPLEXITY OF CRITICALITY
5
1 ...
SampTR Past Issues The following is a list of all theScience and Technology Review andEnergy and Technology Reviewarticles online March 1994present with articlepdf links To find an article quickly use your Find tool and type in a key word or part of the title 20242023202220212020201920182017201620152014201320122011201020092008 ...