NERSC logo National Energy Research Scientific Computing Center
  A DOE Office of Science User Facility
  at Lawrence Berkeley National Laboratory
NERSC's Cray XT4 Franklin
Franklin, NERSC's Cray XT4, is among the largest machines on the list of Top 500 supercomputers in the world.

NERSC
is the flagship high performance scientific computing facility for research sponsored by the U.S. Department of Energy Office of Science. NERSC, a national facility located at Lawrence Berkeley National Laboratory, is a world leader in providing resources and services that accelerate scientific discovery through computation.

Now Computing

A small sample of massively parallel scientific computing jobs running right now at NERSC.

Project Machine CPU Cores CPU Core Hours Used
NERSC Staff Accounts Franklin 20,480
Fusion Science Center For Multiscale Plasma Dynamics Franklin 3,784
Surface Input Reanalysis for Climate Applications (SIRCA) 1850-2011Surface Input Reanalysis for Climate Applications (SIRCA) 1850-2011 Franklin 2,688
Three-Dimensional Particle-in-Cell Simulations of Fast Ignition Bassi 112

Discovering Cosmic Transients

Supernova Discoveries

The Discovery of Supervona SN2009av is depicted in this image from the PTF survey. The two images on the left show the portrait of a distant galaxy taken on different days. After computationally intensive searching and image manipulation algorithms have processed the data, the later picture is determined to have "extra" light, which manifests itself as the image of the newly discovered supernova. In the two frames on the right the supernova can be seen to have brightened from one image to the next.

A collaboration of scientists headquartered at Caltech has partnered with NERSC in a program expected to detect unprescedented numbers of powerful cosmic supernova explosions and other transient events. All these discoveries flow from the Palomar Transient Factory (PTF) survey, which combines the power of a wide-field telescope, a high-resolution camera and high-performance networking and computing. The survey is entering robotic mode, which will allow objects to be discovered nightly thanks to the computing power, data storage, and scientific support offered by NERSC. The survey already has discovered 40 supernova, like SN2009av shown in the image above. [More]

News Center

June Newsletter

Discovering cosmic transients, projecting the impacts of climate change, visualizing the future of scientific discovery: all in the June 2009 NERSC/Berkeley Lab Computing Sciences newsletter. [MORE]

DOE Advanced Computational Software Collection Workshop August 18-21

This workshop offers an opportunity for application developers to learn about computational techniques and work with state-of-the-art, robust, scalable and sustainable software tools. [MORE]

Science News

Fuel cell schematic

A Perfect Sandwich

Scientists discover why the right amount of moisture in the membrane plays a key role in fuel cell efficiency

The art of sandwich making may be far removed from the science and technology of hydrogen fuel cells, but in both cases, the amount of moisture in the sandwich is important. In a polymer electrolyte membrane (PEM) fuel cell, the electrolyte membrane is sandwiched between an anode (negative electrode) and a cathode (positive electrode).

[Article]


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