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Autor:
Ashutosh Misra, Timothy J. Slegel, Simon Weishaupt, Puja Sethia, Mark S. Farrell, Matthias Klein, Bruce C. Giamei, Bulent Abali
Publikováno v:
IBM Journal of Research and Development. 64:9:1-9:10
The IBM z15 processor chip contains a new hardware component to perform DEFLATE compliant compression and decompression. The Integrated Accelerator for zEnterprise Data Compression is based on a high-frequency DEFLATE pipeline and includes a hardware
Autor:
T.J. McPherson, J. D. MacDougall, John Stephen Liptay, R. Averill, J.A. Navarro, C.A. Krygowski, C. Kevin Shum, B.C. Giamei, Eric M. Schwarz, M.A. Check, T.J. Slegel, Barry Watson Krumm, W.H. Li, Charles F. Webb
Publikováno v:
IEEE Micro. 19:12-23
The IBM S/390 G5 microprocessor in IBM's newest CMOS mainframe system provides more than twice the performance of the previous generation, the G4. The G5 system offers improved reliability and availability, along with new architectural features such
Autor:
Mark E. Eberhart, A.F. Giamei
Publikováno v:
Materials Science and Engineering: A. 248:287-295
While the application of electronic structure theory has signficantly impacted many areas of technology, including those concerned with materials development, it has not proved to be a truly useful tool of the metallurgist. We believe that this is a
Publikováno v:
JOM. 49:21-25
Numerical simulations using a mathematical model of the dendritic solidification of multicomponent alloys that includes thermosolutal convection and macrosegregation were conducted on nickel-based alloys. The results show that segregation patterns va
Autor:
D. E. Edwards, A. F. Giamei
Publikováno v:
JOM. 45:25-28
Scientific visualization has played, and will continue to play, a significant role in the interpretation and understanding of process simulations in the areas of casting and welding. This article describes how versatile visualization software makes a
Publikováno v:
Materials Characterization. 27:269-279
The directional solidification process is used to make columnar grained and single crystal turbine blades for the hot section of advanced gas turbine engines. These blades are fabricated using a family of alloys known as the superalloys. The microstr
Autor:
Anthony F. Giamei
Publikováno v:
JOM. 45:51-53
Recent rapid advancements in computer hardware and software have accelerated the implementation of solidification process modeling. This article reviews the status of this technology and highlights the barriers to full integration into production con
Publikováno v:
Recent Advances in Solids and Structures.
While some polymers are engineered to improve strength and endurance under elevated temperatures, these same materials are costly both economically and environmentally with the latter of the two stimulating the interest for this study. Polymers, more
Publikováno v:
MRS Proceedings. 539
Extracting full information from electronic structure calculations requires the ability to compare differences in bonding between two molecules or solids. Often these comparisons use qualitative models of the chemical bond in an unsuccessful attempt