The proceedings of the symposium on [ title] held at the 1991 MRS Spring Meeting in Anaheim, California, examine a wide range of materials systems in microelectronics, as well as various experimental, analytical, and computer-aided methods and approaches used in materials science and mechanical engineering. Both the properties of microelectronic materials and the microelectronic system as a structure are investigated. Member price is $49. Annotation copyright Book News, Inc. Portland, Or.