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- 132Mechanical Engineering, Department of/Journal Articles (Mechanical Engineering)
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- 1Earth and Atmospheric Sciences, Department of/Journal Articles (Earth and Atmospheric Sciences)
- 73Rankin, Robert
- 31Sivakoff, Gregory Robert
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- 18Kabin, Konstantin
- 17Major, Paul W.
- 15Hogan, James
- 23X-Rays: Binaries
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3-D Joint Inversion of Magnetotelluric and Airborne Tipper Data: A case study from the Morrison porphyry Cu-Au-Mo deposit, British Columbia, Canada
Download2017-01-01
Lee, Benjamin M, Unsworth, Martyn, Hubert, Juliane, Richards, Jeremy, Legault, Jean M
Z-axis tipper electromagnetic (ZTEM) and broadband magnetotelluric (MT) data were used to determine three-dimensional (3-D) electrical resistivity models of the Morrison porphyry Cu-Au-Mo deposit in British Columbia. ZTEM data are collected with a helicopter, thus allowing rapid surveys with...
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2014-01-01
Forestell, Lindsay M., Heinke, Craig O., Cohn, Haldan N., Lugger, P. M., Sivakoff, Gregory Robert, Bogdanov, Slavko, Cool, A. M., Anderson, J.
We combine new and archival Chandra observations of the globular cluster NGC 6752 to create a deeper X-ray source list, and study the faint radio millisecond pulsars (MSPs) of this cluster. We detect four of the five MSPs in NGC 6752, and present evidence for emission from the fifth. The X-rays...
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A comparative study between optimal metal and composite rotors for flywheel energy storage systems
Download2018-11-01
Most recent research on flywheel rotors has focused on high-speed composite rotors as the storage element of the flywheel energy storage system (FESS). Literature research indicates that this is primarily due to the high specific energy of composites compared to metals. However, a quantitative...
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A comparative study between optimal metal and composite rotors for flywheel energy storage systems
Download2018-01-01
Most recent research on flywheel rotors has focused on high-speed composite rotors as the storage element of the flywheel energy storage system (FESS). Literature research indicates that this is primarily due to the high specific energy of composites compared to metals. However, a quantitative...
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2017-01-01
Joseph, Tana D., Maccarone, Thomas J., Kraft, Ralph P., Sivakoff, Gregory Robert
In this paper we discuss the X-ray point source population of NGC 4472, an elliptical galaxy in the Virgo cluster. We used recent deep Chandra data combined with archival Chandra data to obtain a 380 ks exposure time. We find 238 X-ray point sources within 3.7 arcmin of the galaxy centre, with a...
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2015-01-01
Sperling, F. A. H., Polet, D. T., Flynn, M.R.
Microstructures on insect wings can promote directional drop shedding, and the local orientation of these structures is expected to facilitate drop removal. However, microstructures may exhibit very different orientations at different locations on the wing. Using the march fly Penthetria...
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A new ductility exhaustion model for high temperature low cycle fatigue life prediction of turbine disk alloys
Download2011
Zhu, Shun-Peng, Sun, Rui, Zuo, Ming J., Li, Haiqing, Huang, Hong-Zhong
Based on ductility exhaustion theory and the generalized energy-based damage parameter, a new viscosity-based life prediction model is introduced to account for the mean strain/stress effects in the low cycle fatigue regime. The loading waveform parameters and cyclic hardening effects are also...
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2015
Stickle, Angela, Hogan, James, Kimberley, Jamie, Ramesh, K.T.
Modeling of catastrophic disruption requires understanding the processes of dynamic failure and fragmentation. This paper summarizes current mechanisms and models for dynamic failure, strength, and fragmentation, reviewing these from a mechanics perspective and with an emphasis on making links to...