News

Simulating nuclear cloud rise anywhere, anytime

Aug. 16, 2021- 
For decades, understanding the behavior of a nuclear mushroom cloud was done with careful analysis of observations made during the testing era. Old photos, outdated film and incomplete weather data made precise calculations difficult. Now, with results published in Atmospheric Environment, Lawrence Livermore National Laboratory (LLNL) scientists are improving our understanding of nuclear...

LLNL earn 'A' grade in OPCW biomedical proficiency test

Aug. 10, 2021- 
It wasn’t an easy road, but Lawrence Livermore National Laboratory (LLNL) Forensic Science Center scientists earned an “A” grade in the Organisation for the Prohibition of Chemical Weapons’ (OPCW) recent biomedical proficiency test. In addition to the usual complexity of the sample preparations and analysis, the Livermore scientists received their proficiency test samples a week late...

Bradley Wallin selected to lead Weapons and Complex Integration

Aug. 9, 2021- 
Bradley Wallin has been named Lawrence Livermore National Laboratory’s (LLNL’s) principal associate director (PAD) for Weapons and Complex Integration (WCI), Lab Director Kimberly Budil announced today. In this role, Wallin will lead the Laboratory's nuclear weapons program in its responsibilities to support U.S. strategic deterrence by assuring the safety, security and effectiveness...

IPCC reports climate change is widespread, rapid and intensifying

Aug. 9, 2021- 
Scientists are observing changes in the Earth’s climate in every region and across the whole climate system, according to the latest Intergovernmental Panel on Climate Change (IPCC) Report, released today. Many of the observed climate changes are unprecedented in thousands, if not hundreds of thousands of years, and some of the changes already set in motion — such as continued sea-level rise...

LLNL/ATOM engagement with Purdue introduces students to drug design modeling

Aug. 9, 2021- 
Through an engagement with Purdue University’s The Data Mine learning community, Lawrence Livermore National Laboratory (LLNL) and Purdue are partnering to speed up drug design using computational tools under the Accelerating Therapeutic Opportunities in Medicine (ATOM) project. Over two recent semesters (fall 2020 and spring 2021), LLNL bioinformatics scientist and ATOM researcher...

Lawrence Livermore recognizes latest graduates of Machinist Apprentice Program

Aug. 9, 2021- 
Zach Dunn has always enjoyed working on cars and building things with his hands. Deciding a four-year college wasn’t for him, he pursued the trades as a machinist, joining Lawrence Livermore National Laboratory’s prestigious Machinist Apprentice Program in 2017 right out of high school.  On July 29, Dunn became one of five recent graduates of the program for 2020 and 2021 honored for...

LLNL hosts Test Site Verification Team orientation

Aug. 6, 2021- 
Lawrence Livermore National Laboratory (LLNL) hosted an in-person orientation meeting recently for members of the National Nuclear Security Administration’s (NNSA) Test Site Verification Team (TSVT). TSVT is sponsored by NNSA’s Office of Nuclear Verification (ONV) Nuclear Compliance Verification (NCV) Program. The TSVT is led by Kim Knight from LLNL and Emily Schultz-Fellenz from Los...

LLNL's Forensic Science Center earns 'A' grade in OPCW environmental test

Aug. 5, 2021- 
This fall, a score of scientists from Lawrence Livermore National Laboratory's (LLNL) Forensic Science Center (FSC) will start two weeks of long days to undertake the Organisation for the Prohibition of Chemical Weapons (OPCW) environmental proficiency test. Livermore scientists have been taking the proficiency tests each October since 2001, with LLNL serving as one of two United States...

Lab partners on SMASH internship program

Aug. 5, 2021- 
This summer, Lawrence Livermore National Laboratory (LLNL) is partnering with the Livermore Lab Foundation (LLF) and an innovative program called SMASH, an organization with a mission to build a strong, diverse and socially conscious tech workforce by leveling the playing field through academic learning and experiential engagement for high school and college students. SMASH aims to...

LLNL physicist Tammy Ma receives excellence in fusion engineering award

Aug. 3, 2021- 
The Fusion Power Associates (FPA) Board of Directors has selected Lawrence Livermore National Laboratory (LLNL) experimental physicist Tammy Ma as the recipient of its 2021 Excellence in Fusion Engineering Award. She will receive the award at the Fusion Power Associates 42nd annual meeting Dec. 15-16 in Washington, D.C. Click here for a complete list of previous recipients and...

LLNL optimizes flow-through electrodes for electrochemical reactors with 3D printing

Aug. 2, 2021- 
To take advantage of the growing abundance and cheaper costs of renewable energy, Lawrence Livermore National Laboratory (LLNL) scientists and engineers are 3D printing flow-through electrodes (FTEs), core components of electrochemical reactors used for converting CO2 and other molecules to useful products. As described in a paper published by the Proceedings of the National Academy of...

LLNL delivers eight Scorpius pulsed-power modules to Los Alamos

July 29, 2021- 
Lawrence Livermore National Laboratory (LLNL) recently delivered eight prototype pulsed-power modules for testing to Los Alamos National Laboratory (LANL), marking completion of a key milestone in a multi-lab effort to develop Scorpius, a next-generation particle accelerator for X-ray imaging. The line replaceable units (LRU) will provide the precise energy pulses needed to accelerate...

Scientists use radiography to understand the evolution of liquid and solid microjets

July 28, 2021- 
Lawrence Livermore National Laboratory (LLNL) scientists have experimentally tested the predictions of a 2020 study that computationally investigated the effect of melting on shock driven metal microjets. That earlier work predicted that melting the base material does not necessarily lead to a substantial increase in jet mass. The LLNL team confirmed the predictions of microjet...

Scientific publishing organizations and national laboratories partner on transgender-inclusive name-change process for published papers

July 28, 2021- 
Lawrence Livermore National Laboratory (LLNL) is one of 17 U.S. national laboratories entering a partnership with prominent publishers, journals and other organizations in scientific publishing to support name-change requests from researchers on past published papers. This agreement will allow researchers who wish to change their names to claim ownership more easily of work from all stages...

LLNL and KCNSC team up to accelerate design-to-deployment with new polymer production enclave

July 27, 2021- 
A polymer production enclave, in partnership with the Kansas City National Security Campus (KCNSC) and Lawrence Livermore National Laboratory (LLNL), is on budget and on schedule to bring modern technology into the Nuclear Security Enterprise. The enclave will enable rapid development of design and production processes of polymer parts for modernization programs. This enclave is part...

Registrations ongoing for virtual forum on industrial machine learning applications

July 22, 2021- 
Registration is open through July 29 for the first-ever Machine Learning for Industry Forum (ML4I), a three-day virtual event starting Aug. 10. The forum aims to foster and illustrate the adoption of machine learning methods for practical industrial outcomes, with a strong emphasis on manufacturing. Over the course of the event, attendees will engage in dialog about applications, tools...

Nuclear forensics international group holds 25th anniversary meeting

July 22, 2021- 
Several Lawrence Livermore National Laboratory (LLNL) scientists played key roles in the 25th annual meeting of the Nuclear Forensics International Technical Working Group (ITWG), which met last month. The event, which was conducted in a virtual setting for the first time, was attended by more than 100 experts from 30 countries and highlighted the group’s notable contributions to...

LLNL team conducts thermal, shock, vibration tests on W80-4 mock unit

July 21, 2021- 
A Lawrence Livermore National Laboratory (LLNL) team has conducted the first series of combined environment ground tests on a W80-4 test article to ensure that the warhead will survive thermal, shock and vibration environments that the system could be exposed to when it is in the stockpile. The Nuclear Explosive Package Engineering Test (NEPET), which began with a conceptual design in...

LLNL and collaborators improve electrochemical reactor performance through 3D printing

July 20, 2021- 
Lawrence Livermore National Laboratory (LLNL) scientists and their collaborators are leveraging the power of 3D printing to improve the performance of electrochemical reactors used to convert carbon dioxide (CO2) to useful energy sources, chemicals and material feedstocks. Working under a cooperative research and development agreement (CRADA) with Stanford University and oil and gas...

3D hohlraum model assists in indirect-drive implosions at NIF

July 19, 2021- 
Scientists from Lawrence Livermore National Laboratory (LLNL) and the Laboratory for Laser Energetics (LLE) have described a simple 3D model in hohlraums and capsules for inertial confinement fusion (ICF) implosions. The model will assist in delivering the required implosion symmetry on layered deuterium-tritium (DT) implosions for ignition.  The results of the work remove much of the...