Posts tagged with "stockpile stewardship"

mclean

Energy Secretary honors Lab scientist’s contributions to stockpile stewardship

Aug. 30, 2018 -  
Secretary of Energy Rick Perry recognized Lawrence Livermore National Laboratory ( LLNL ) chemist Bill McLean with a Secretary’s Achievment Award Wednesday in recognition of “pioneering technical contributions that have led to significant advancements in science-based stockpile stewardship .” The...
NIF

NIF sets new laser energy record

July 10, 2018 -  
Lawrence Livermore National Laboratory’s ( LLNL ) National Ignition Facility ( NIF ) laser system has set a new record, firing 2.15 megajoules (MJ) of energy to its target chamber -- a 15 percent improvement over NIF’s design specification of 1.8 MJ, and more than 10 percent higher than the...
HEAF

Warhead life extension passes key milestone

June 28, 2018 -  
The program to extend the life of the W80 nuclear warhead recently achieved a significant milestone when the National Nuclear Security Administration ( NNSA ) gave passing grades to the plans to refurbish certain components and the proposed approach to developing component cost estimates. Passing...
vessel

Plutonium research to advance stockpile safely

Aug. 29, 2017 -  
Conducting an experiment that combines high explosives with plutonium -- a special nuclear material used in nuclear weapons -- is no trivial matter. Not only do researchers need to ensure the plutonium remains “subcritical” to avoid a nuclear explosion, they must be absolutely certain that these...
missile

LLNL supports ICBM flight tests

June 5, 2017 -  
As an unarmed Minuteman III intercontinental ballistic missile (ICBM) rocketed into the night sky, a team of Lawrence Livermore National Laboratory (LLNL) researchers listened intently to radio chatter and watched flight data stream in from a control room at the Ronald Reagan Ballistic Missile...
phobos

How this Martian moon became the ‘Death Star’

Oct. 12, 2016 -  
Mars’ largest moon, Phobos, has captured public imagination and been shrouded in mystery for decades. But numerical simulations recently conducted at Lawrence Livermore National Laboratory (LLNL) have shed some light on the enigmatic satellite. The dominant feature on the surface of Phobos (22-...
patterson

60 years of service to the nation

Dec. 17, 2015 -  
After finishing his education in physics at Sacramento State, Dan Patterson applied at Lawrence Livermore National Laboratory at the recommendation of his adviser. As part of his interview, he worked on a few physics problems and filled out paperwork for a potential clearance. Six weeks later, he...
NNSA

Event honors 20 years of Stockpile Stewardship

Oct. 22, 2015 -  
The proven success of the Stockpile Stewardship Program (SSP) – which pushed the limits of modern science and engineering by requiring the transition from explosive nuclear weapons testing to what is effectively virtual nuclear testing – was celebrated Wednesday at a half-day public event hosted by...
tundra

Labs tap Silicon Valley to bolster computing

Oct. 21, 2015 -  
The National Nuclear Security Administration’s (NNSA’s) Lawrence Livermore National Laboratory today announced the awarding of a subcontract to Penguin Computing — a leading developer of high-performance Linux cluster computing systems based in Silicon Valley — to bolster computing for stockpile...
For article From grassland to 21st century science

From grassland to 21st century science

Sept. 25, 2015 -  
Sixty years ago, the UC Radiation Laboratory began testing high explosives at what would become one of the nation’s most sophisticated non-nuclear weapons testing sites, an 11 square-mile plot of rural grassland tucked away in the steep ravines and tawny rolling hills near the Alameda-San Joaquin...