Search
Skip to Search Results- 104Chemical and Materials Engineering, Department of
- 101Chemical and Materials Engineering, Department of/Research Articles and Materials (Chemical and Materials Engineering)
- 13Surgery, Department of
- 7Surgery, Department of/Orthopaedic Surgery
- 6Surgery, Department of/General Surgery
- 3Chemical and Materials Engineering, Department of/Process Systems Engineering
- 14Rapid Solidification
- 12Impulse Atomization
- 11Undercooling
- 8Cryopreservation
- 7Atomization
- 7Microstructure
-
Automated semantic segmentation of NiCrBSi-WC optical microscopy images using convolutional neural networks
Download2022-01-01
Rose, D., Forth, J., Henein, H., Wolfe, T., Qureshi, A.
Convolutional neural networks (CNNs) were used for the semantic segmentation of angular monocrystalline WC from NiCrBSi-WC optical microscopy images. This deep learning approach was able to emulate the laborious task of manual segmentation effectively, with a mean intersection over union (IOU)...
-
2018-01-01
Mohammadijoo, M., Collins, L., Henein, H., Ivey, D.G.
Pipeline failures can be severe events that impact both society and industry. The oil spills in North Battleford, Saskatchewan in 2016 and the gas rupture in Beardmore, Ontario in 2011 are examples of recent pipeline failures in Canada. Pipeline failures have led to pipe fabricators developing...
-
Characterization of a {(Fe60Co40)75B20Si5}96Nb4 Impulse Atomized Glassy Powder by Neutron Diffraction and Differential Scanning Calorimetry
Download2015-01-01
Bogno, A.-A., Dahlborg, U., Calvo-Dahlborg, M., Riveros, C., Ciftci, N., Henein, H., Sediako, D.
This paper investigates FeCo-based alloy glass formability by high undercooling and high cooling rate solidification technique and the hardness evaluation of the generated samples. For this investigation, Impulse Atomization was used to generate {(Fe60Co40)75B20Si5}96Nb4 powders of different...
-
Characterization of cryobiological responses in TF-1 cells using interrupted freezing procedures
Download2014-09-22
McGann, L. E., Elliott, J. A., Ross-Rodriguez, L. U.
Cryopreservation currently is the only method for long-term preservation of cellular viability and function for uses in cellular therapies. Characterizing the cryobiological response of a cell type is essential in the approach to designing and optimizing cryopreservation protocols. For cells used...
-
2016-01-01
Bedel, M., Reinhart, G., Bogno, A.-A., Gandin, Ch.-A., Jacomet, S., Boller, E., Nguyen-Thi, H., Henein, H.
The Impulse Atomization process developed at the University of Alberta (Canada) enables metallic powders to be solidified with well controlled process parameters. The inner microstructure of several droplets of Al-4.5wt.%Cu alloy produced by this technique has been investigated by using both...
-
Characterization of HAZ of API X70 Microalloyed Steel Welded by Cold-wire Tandem Submerged Arc Welding.
Download2016-01-01
Mohammadijoo, M., Kenny, S., Ivey, D.G., Collins, L., Henein, H.
High strength low carbon microalloyed steels may be adversely affected by the high heat input and thermal cycle that they experience during tandem submerged arc welding (TSAW). The heat affected zone (HAZ), particularly the coarse grained heat affected zone (CGHAZ), i.e., the region adjacent to...
-
Characterization of martensite-austenite constituents and micro-hardness in intercritical reheated and coarse-grained heat affected zones of API X70 HSLA steel
Download2017-01-01
Mohammadijoo, M., Valloton, J., Collins, L., Henein, H., Ivey, D.G.
The thermal cycles that high strength low alloy (HSLA) low carbon steels experience during welding inevitably affect the microstructure and mechanical properties of the weld joints. It is generally agreed that the coarse-grained heat affected zone (CGHAZ) and the intercritical reheated...
-
CHARACTERIZATION OF X80 AND X100 MICROALLOYED PIPELINE STEEL USING QUANTITATIVE X-RAY DIFFRACTION
Download2018-01-01
Wiskel, J.B., Li, X., Ivey, D.G., Henein, H.
Quantitative X-ray diffraction characterization of four (4) X80 and three (3) X100 microalloyed steels was undertaken. The effect of through thickness position, processing parameters and composition on the measured crystallite size, microstrain and J index (relative magnitude of crystallographic...
-
2013
Yu, H., Jomha, N. M., Elliott, J. A., Al-Abbasi, K. K., McGann, L. E.
In previous research, we successfully cryopreserved intact human articular cartilage on its bone base with high chondrocyte viability using a vitrification protocol that entailed sequential exposure to several cryopreserving agents (CPAs) at lowering temperatures resulting in a high final...
-
Computational fluid dynamics investigation of bitumen residues in oil sands tailings transport in an industrial horizontal pipe
Download2023-01-01
Sontti, Somasekhara Goud, Sadeghi, Mohsen, Khou, Kaiyu, Zheng, Enzu, Zhang, Xuehua
Pipeline transport is commonly used in the oil sand industry to convey crushed oil sand ores and tailings. Bitumen residues in the oil sand tailings can be a threat to the environment that separating them from tailings before disposal is crucial. However, low bitumen concentration in the tailing...