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Welcome to Lawrence Berkeley National Laboratory

A Department of Energy National Laboratory Managed and Operated by the University of California, engaged in fundamental, unclassified research in the public interest.

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Privacy, Security, Copyright, Disclaimers, and Accessibility Information

Please take a moment to familiarize yourself with this page, as your use of all Berkeley Lab (LBNL) websites, services, networks, and systems is subject to these policies and terms of service.

Privacy and Security

This web site and this computer system (and all similarly situated systems*) are created, managed, and operated by the University of California to enable our work under the Lawrence Berkeley National Laboratory Prime Contract for the Department of Energy.  The University of California is responsible for the management of these systems, and many of these systems are owned by the US Government.

Users (authorized or unauthorized) have no explicit or implicit expectation of privacy. Any or all uses of this system, associated connected systems and all files may be intercepted, monitored, recorded, copied, audited, inspected, and disclosed to authorized University and law enforcement personnel. By using this system, the user consents to such interception, monitoring, recording, copying, auditing, inspection, and disclosure at the discretion of authorized site personnel. Unauthorized or improper use of this system may result in administrative disciplinary action and civil and criminal penalties. By accessing our website, interacting with any of our systems, or operating your own system on one of our networks, you are expressly consenting to these monitoring activities and to abide by LBNL Policies and applicable State of California, University of California, and Federal Law.  Some Berkeley Lab services are provided by third party providers.  Where applicable, you agree to monitoring by both Berkeley Lab and the third party provider.

Unauthorized attempts to defeat or circumvent security features, to use the system for other than intended purposes, to deny service to authorized users, to access, obtain, alter, damage, or destroy information, or otherwise to interfere with the system or its operation are prohibited. Evidence of such acts may be disclosed to law enforcement authorities and result in criminal prosecution under the Computer Fraud and Abuse Act of 1986 (Pub. L. 99-474) and the National Information Infrastructure Protection Act of 1996 (Pub. L. 104-294), (18 U.S.C. 1030), or other applicable state, federal, and international criminal laws.  Email is not a private form of communication and email traffic to and from LBL is logged.  It is also possible that email you send to an LBL address (for instance a mailing list), could be automatically posted in a publicly accessible way.  Email which transits LBL networks, unless it is encrypted, is also monitored for computer security purposes.  By sending email to an LBL address, you consent to such monitoring.

It is against LBNL policy to transmit Protected Information, such as Personally Identifiable Information (Social Security Numbers, Financial Account Numbers, Personally Identifiable Health Information) via insecure means (such as email).  Do not transmit this information to us except via applications approved for this purpose.  Contact privacy at for any questions.

Unless explicitly noted otherwise, the systems you are accessing have a FIPS 199 rating of Low/Low/Low.  LBL systems, excluding certain business systems, are designed to provide protection to confidentiality, integrity, and availability at a level in keeping with our fundamental research mission and as befits open research and educational institutions.  Information requiring higher protection then is afforded by these controls is not permitted without approval per RPM 9.01.  When you operate your system on this network, or share content with LBL employees, you agree that this level of control is acceptable to you.  Classified information of any kind is never permitted at Berkeley Lab.


Materials on our websites not specifically noted otherwise are © 2009 The Regents of the University of California.  Requests to reproduce, modify, or distribute materials on our websites should be directed to the page owner.  The Regents of the University of California reserve all rights to these materials unless a different license is explicitly designated.

Because of the nature of our contract, the US Government is granted for itself and others acting on its behalf a paid-up, nonexclusive, irrevocable worldwide license in these documents to reproduce, prepare derivative works, and perform publicly and display publicly by or on behalf of the Government for all information produced under the Prime Contract, subject to its provisions.

For requests to reproduce LBL information, materials, or images, please click here.

If you assert ownership over any materials found on LBL websites or systems and wish for them to be removed or modified, or if you wish to file a DMCA complaint or takedown notice, please contact security at  Under the DMCA, the University is required to name a DMCA agent.  Contact information for our agent is available here.

When you contribute materials to LBL, for instance, by posting to a publicly accessible mailing list or by adding material to a wiki, you grant the University of California an irrevocable license to display and modify the content.


This website and related content were prepared as an account of or to expedite work sponsored at least in part by the United States Government. While we strive to provide correct information, neither the United States Government nor any agency thereof, nor The Regents of the University of California, nor any of their employees, makes any warranty, express or implied, or assumes any legal responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights.

Reference herein to any specific commercial product, process, or service by its trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its endorsement, recommendation, or favoring by the United States Government or any agency thereof, or The Regents of the University of California.  Use of the Laboratory or University’s name for endorsements is prohibited.

The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or any agency thereof or The Regents of the University of California.  Neither Berkeley Lab nor its employees are agents of the US Government.

Berkeley Lab web pages link to many other websites.  Such links do not constitute an endorsement of the content or company and we are not responsible for the content of such links.


The University of California and Lawrence Berkeley National Laboratory endeavor to make information available to all interested parties.  We attempt to maintain the primary LBL website, and other sources of information intended for the general public, in a manner that meets generally agreed upon accessibility criteria.  Other information, such as bulk data and automatically generated content, may not always be accessible using existing assistive technology.  If you encounter information which you cannot access with assistive technology, please contact us at help at and we will work with you to see if such information can be provided in an appropriate way.

*Similarly situated systems include all systems in the,,,,, and domain spaces and in those accompanying IP spaces.  This policy also applies to LBL owned assets whether or not they are on LBL networks.