Journal of Materials Research (ISSN: 0884-2914; CODEN: JMREEE) is published twelve times a year by the Materials Research Society, 506 Keystone Drive, Warrendale, PA 15086-7573. Periodical Rate postage paid at Warrendale, PA and additional mailing offices. POSTMASTER: Send address changes to Journal of Materials Research, c/o Materials Research Society, 506 Keystone Drive, Warrendale, PA 15086-7573.

Subscriptions, renewals, address changes, and single-copy orders should be addressed to Subscription Fulfillment, Journal of Materials Research, Materials Research Society, 506 Keystone Drive, Warrendale, PA 15086-7573; telephone (724) 779-3004; fax (724) 779-8313. Allow at least six weeks advance notice. For address changes, please send both old and new addresses and, if possible, include a mailing label from the wrapper of a recent issue. Requests from subscribers for missing journal issues will be honored without charge only if received within six months of the issue's actual date of publication; otherwise, the issue may be purchased at the single-copy price.

Reprints of individual articles in Journal of Materials Research may be ordered singly at $20.00 per article copy (postage included). Extensive review articles may be subject to an additional charge. Send orders to Reprints, Journal of Materials Research, Materials Research Society, 506 Keystone Drive, Warrendale, PA 15086-7573. Single-article reprints in lots of 50 with a minimum of 100, with or without covers, may be ordered using the Reprint Order Form.

Copying fees: Additional copies of articles in Journal of Materials Research made beyond the free copying permitted under the 1978 U.S. copyright law may be made at $2.50 per article. (See also the statement under "Copyright" elsewhere in this text.) This fee can be paid to the Materials Research Society through the Copyright Clearance Center, Inc., 27 Congress Street, Salem, MA 01970.

Microfilm subscriptions of complete volumes of Journal of Materials Research are available on 16 mm and 35 mm microfilm. Abstracts of JMR articles appear in the SPIN Database produced by the American Institute of Physics, along with abstracts of journal articles published by AIP and other Member and Affiliated Societies. Access to the SPIN Database is provided through AIP's SPIN Web Service. The Journal is also included in the Materials Science Citation Index of the Institute for Scientific Information. Back volumes of this publication are also available in 16 mm microfilm, 35 mm microfilm, or 105 mm microfiche through University Microfilms Inc., 300 North Zeeb Road, Ann Arbor, MI 48106.

Individual member subscriptions are for personal use only.