Crucial electrical distribution system completed ahead of schedule, under budget

Sept. 29, 2020- 
Construction crews recently wrapped up a long-anticipated electrical system upgrade that will supply Lawrence Livermore National Laboratory (LLNL) and neighboring Sandia/California with reliable, redundant underground power, completing it months ahead of schedule and well under budget. The first line-item project for LLNL in more than a decade, the Expand Electrical Distribution...

Webinar focuses on HPC for energy innovation initiative

Sept. 1, 2020- 
In recognition of Manufacturing Day 2020 (MFG DAY) on Oct. 2, Lawrence Livermore National Laboratory (LLNL) will host a special online webinar to discuss the impact of the High Performance Computing for Energy Innovation (HPC4EI) initiative on American industrial competitiveness and energy savings. The virtual event begins at 8 a.m. PDT/11 a.m. EDT and is highlighted by a three-hour...

LLNL pairs world’s largest computer chip from Cerebras with Lassen to advance machine learning, AI research

Aug. 19, 2020- 
Lawrence Livermore National Laboratory (LLNL) and artificial intelligence (AI) computer company Cerebras Systems have integrated the world’s largest computer chip into the National Nuclear Security Administration’s (NNSA’s) Lassen system, upgrading the top-tier supercomputer with cutting-edge AI technology. Technicians recently completed connecting the Silicon Valley-based company’s...

Laboratory team completes highest-ever resolution quake simulations using Sierra supercomputer

Aug. 11, 2020- 
A Lawrence Livermore National Laboratory (LLNL) team has published new supercomputer simulations of a magnitude 7.0 earthquake on the Hayward Fault. This work represents the highest-ever resolution ground motion simulations from such an event on this scale.  The study used the SW4 code developed at LLNL. Simulations resolved rapidly varying shaking with broader band frequencies up to...

Using models, 3D printing to study common heart defect

Aug. 10, 2020- 
One of the most common congenital heart defects, coarctation of the aorta (CoA) is a narrowing of the main artery transporting blood from the heart to the rest of the body. It affects more than 1,600 newborns each year in the United States, and can lead to health issues such as hypertension, premature coronary artery disease, aneurysms, stroke and cardiac failure. To better understand...

Neuronal cultures advance ‘brain-on-a-chip’ technology

Aug. 6, 2020- 
Lawrence Livermore National Laboratory (LLNL) researchers have increased the complexity of neuronal cultures grown on microelectrode arrays, a key step toward more accurately reproducing the cellular composition of the human brain outside the body.   As described in a recently published paper in Scientific Reports, an LLNL team led by biomedical scientist Heather Enright cultured rodent...

Machine learning model may perfect 3D nanoprinting

July 29, 2020- 
Two-photon lithography (TPL) — a widely used 3D nanoprinting technique that uses laser light to create 3D objects — has shown promise in research applications but has yet to achieve widespread industry acceptance due to limitations on large-scale part production and time-intensive setup. Capable of printing nanoscale features at a very high resolution, TPL uses a laser beam to build...

LLNL papers accepted into prestigious conference

July 9, 2020- 
Two papers featuring Lawrence Livermore National Laboratory (LLNL) scientists were accepted in the 2020 International Conference on Machine Learning (ICML), one of the world’s premier conferences of its kind. The first, authored by three LLNL researchers, describes a new “mix-n-match” method for calibrating uncertainty of deep learning models. Uncertainty qualification is an important...

Lockdown doesn’t hinder annual Data Science Challenge

June 26, 2020- 
The COVID-19 pandemic and its subsequent restrictions on gatherings and travel have forced institutions and companies around the world to rethink how they offer their summer programs and internships, and Lawrence Livermore National Laboratory (LLNL) is no exception. This year’s Data Science Challenge with the University of California, Merced, the second such event of its kind, was an all...

Manufacturing, energy initiative to fund 11 new projects

June 22, 2020- 
The U.S. Department of Energy (DOE) today announced the recipients of the fall 2019 awards for the High Performance Computing for Energy Innovation (HPC4EI) initiative, including four newly funded projects led out of Lawrence Livermore National Laboratory.  The 11 projects selected for a total of $3.3 million in funding under the High Performance Computing for Manufacturing (HPC4Mfg) and...

Lab breaks ground for exascale facility upgrades

June 22, 2020- 
To meet the needs of tomorrow’s supercomputers, the National Nuclear Security Administration’s (NNSA’s) Lawrence Livermore National Laboratory (LLNL) has broken ground on its Exascale Computing Facility Modernization (ECFM) project, which will substantially upgrade the mechanical and electrical capabilities of the Livermore Computing Center. The upgrades will enable the facility to provide...

Deep learning-based surrogate models outperform simulators and could hasten scientific discoveries

June 17, 2020- 
Surrogate models supported by neural networks can perform as well, and in some ways better, than computationally expensive simulators and could lead to new insights in complicated physics problems such as inertial confinement fusion (ICF), Lawrence Livermore National Laboratory (LLNL) scientists reported. In a paper published by the Proceedings of the National Academy of Sciences (PNAS)...

Lab team studies calibrated AI and deep learning models to more reliably diagnose and treat disease

May 29, 2020- 
As artificial intelligence (AI) becomes increasingly used for critical applications such as diagnosing and treating diseases, predictions and results regarding medical care that practitioners and patients can trust will require more reliable deep learning models. In a recent preprint (available through Cornell University’s open access website arXiv), a team led by a Lawrence Livermore...

COVID-19 research goes public through new portal

May 18, 2020- 
To help accelerate discovery of therapeutic antibodies or antiviral drugs for SARS-CoV-2, the virus that causes COVID-19, Lawrence Livermore National Laboratory (LLNL) has launched a searchable data portal to share its COVID-19 research with scientists worldwide and the general public. The portal houses a wealth of data LLNL scientists have gathered from their ongoing COVID-19 molecular...

Spring 2020 solicitation for HPC4EI Program now open

May 5, 2020- 
The U.S. Department of Energy (DOE) and Lawrence Livermore National Laboratory (LLNL) today issued the spring 2020 solicitation for the High Performance Computing for Energy Innovation (HPC4EI) Program, aimed at improving manufacturing processes and energy efficiency through supercomputing. Managed by LLNL, the HPC4EI Program provides industry with HPC expertise and resources from DOE...

LLNL’s new machine learning platform generates novel COVID-19 antibody sequences for experimental testing

May 1, 2020- 
Lawrence Livermore National Laboratory (LLNL) researchers have identified an initial set of therapeutic antibody sequences, designed in a few weeks using machine learning and supercomputing, aimed at binding and neutralizing SARS-CoV-2, the virus that causes COVID-19. The research team is performing experimental testing on the chosen antibody designs. Currently, treating COVID-19 with...

Upgrades for LLNL supercomputer from AMD, Penguin Computing aid COVID-19 research

April 21, 2020- 
As the COVID-19 pandemic continues to impact millions of people worldwide, Lawrence Livermore National Laboratory (LLNL) and its industry partners are committed to applying the nation’s most powerful supercomputers and expertise in computational modeling and data science to battling the deadly disease. To assist in this effort, the Laboratory, Penguin Computing and AMD have reached an...

Lab antibody, anti-viral research aids COVID-19 response

March 26, 2020- 
Lawrence Livermore National Laboratory (LLNL) scientists are contributing to the global fight against COVID-19 by combining artificial intelligence/machine learning, bioinformatics and supercomputing to help discover candidates for new antibodies and pharmaceutical drugs to combat the disease. See the visualization Backed by five high performance computing (HPC) clusters and years of...

New partnership to unleash U.S. supercomputing resources in the fight against COVID-19

March 26, 2020- 
The White House announced the launch of the COVID-19 High Performance Computing Consortium to provide COVID-19 researchers worldwide with access to the world’s most powerful high performance computing resources that can significantly advance the pace of scientific discovery in the fight to stop the virus. “America is coming together to fight COVID-19 and that means unleashing the full...

LLNL and HPE to partner with AMD on El Capitan, projected as world’s fastest supercomputer

March 5, 2020- 
Lawrence Livermore National Laboratory (LLNL), Hewlett Packard Enterprise (HPE) and Advanced Micro Devices Inc. (AMD) today announced the selection of AMD as the node supplier for El Capitan, projected to be the world’s most powerful supercomputer when it is fully deployed in 2023. With its advanced computing and graphics processing units (CPUs/GPUs), El Capitan’s peak performance is...