DISCLAIMER
This document was prepared as an account of work sponsored by an agency of the L nited States Government.

Neither the United States Government nor the ( niversity of California nor any of their employees, makes
any warranty, express or implied. or assumes any legai liability or responsibility for the accuracy, com-

pleteness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its

use would not infringe privately owned rights. Reference herein to anv specific commercial products, process,
or service by trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its
endorsement, recommendation, or favoring by the United States Government or the University of California.
The views and opinions of authors expressed herein do not necessarily state or reflect those of the l nited
States Government thereof, and shall not be used for advertising or product endorsement purposes.

Work performed under the auspices of the U.S. Department of Energy by Lawrence Livermore ‘ational
:
Laboratory under Contract W-7405-Eng-48.

Select target paragraph3