Search Results - "Demetriou, D"

Quantifying the origin of metallic glass formation by Johnson, W. L., Na, J. H., Demetriou, M. D.

“…The waiting time to form a crystal in a unit volume of homogeneous undercooled liquid exhibits a pronounced minimum τ X * at a ‘nose temperature’ T * located…”
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Designing metallic glass matrix composites with high toughness and tensile ductility by Duan, Gang, Lind, Mary-Laura, Wiest, Aaron, Demetriou, Marios D, Johnson, William L, Suh, Jin-Yoo, Hofmann, Douglas C

“…The selection and design of modern high-performance structural engineering materials is driven by optimizing combinations of mechanical properties such as…”
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A damage-tolerant glass by Demetriou, Marios D, Launey, Maximilien E, Garrett, Glenn, Schramm, Joseph P, Hofmann, Douglas C, Johnson, William L, Ritchie, Robert O

“…Owing to a lack of microstructure, glassy materials are inherently strong but brittle, and often demonstrate extreme sensitivity to flaws. Accordingly, their…”
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Shaping metallic glasses by electromagnetic pulsing by Kaltenboeck, Georg, Demetriou, Marios D., Roberts, Scott, Johnson, William L.

“…With damage tolerance rivalling advanced engineering alloys and thermoplastic forming capabilities analogous to conventional plastics, metallic glasses are…”
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Compositional landscape for glass formation in metal alloys by Na, Jong Hyun, Demetriou, Marios D., Floyd, Michael, Hoff, Andrew, Garrett, Glenn R., Johnson, William L.

“…A high-resolution compositional map of glass-forming ability (GFA) in the Ni–Cr–Nb–P–B system is experimentally determined along various compositional planes…”
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Beating Crystallization in Glass-Forming Metals by Millisecond Heating and Processing by Johnson, William L., Kaltenboeck, Georg, Demetriou, Marios D., Schramm, Joseph P., Liu, Xiao, Samwer, Konrad, Kim, C. Paul, Hofmann, Douglas C.

“…The development of metal alloys that form glasses at modest cooling rates has stimulated broad scientific and technological interest. However, intervening…”
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Development of tough, low-density titanium-based bulk metallic glass matrix composites with tensile ductility by Hofmann, Douglas C, Suh, Jin-Yoo, Wiest, Aaron, Lind, Mary-Laura, Demetriou, Marios D, Johnson, William L

“…The mechanical properties of bulk metallic glasses (BMGs) and their composites have been under intense investigation for many years, owing to their unique…”
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Anelastic to plastic transition in metallic glass-forming liquids by Harmon, John S, Demetriou, Marios D, Johnson, William L, Samwer, Konrad

“…The configurational properties associated with the transition from anelasticity to plasticity in a transiently deforming metallic glass-forming liquid are…”
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Separating the configurational and vibrational entropy contributions in metallic glasses by Smith, Hillary L., Li, Chen W., Hoff, Andrew, Garrett, Glenn R., Kim, Dennis S., Yang, Fred C., Lucas, Matthew S., Swan-Wood, Tabitha, Lin, J. Y. Y., Stone, M. B., Abernathy, D. L., Demetriou, Marios D., Fultz, B.

“…Glassy materials exist in nature and play a critical role in technology, but key differences between the glass, liquid and crystalline phases are not well…”
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How the toughness in metallic glasses depends on topological and chemical heterogeneity by An, Qi, Samwer, Konrad, Demetriou, Marios D., Floyd, Michael C., Duggins, Danielle O., Johnson, William L., Goddard, William A.

“…To gain insight into the large toughness variability observed between metallic glasses (MGs), we examine the origin of fracture toughness through bending…”
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Enhanced fatigue endurance of metallic glasses through a staircase-like fracture mechanism by Gludovatz, Bernd, Demetriou, Marios D., Floyd, Michael, Hohenwarter, Anton, Johnson, William L., Ritchie, Robert O.

“…Bulk-metallic glasses (BMGs) are now candidate materials for structural applications due to their exceptional strength and toughness. However, their fatigue…”
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Designing color in metallic glass by Na, Jong Hyun, Han, Kyung Hee, Garrett, Glenn R., Launey, Maximilien E., Demetriou, Marios D., Johnson, William L.

“…“Designing” metallic glasses to exhibit properties beyond those offered within the narrow composition ranges where glass formation is possible poses a…”
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Cooperative shear model for the rheology of glass-forming metallic liquids by Demetriou, Marios D, Harmon, John S, Tao, Min, Duan, Gang, Samwer, Konrad, Johnson, William L

“…A rheological law based on the concept of cooperatively sheared flow zones is presented, in which the effective thermodynamic state variable controlling flow…”
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Prostate Cancer Disparities and Management in Southern Africa: Insights into Practices, Norms and Values by Marima, Rahaba, Mbeje, Mandisa, Hull, Rodney, Demetriou, Demetra, Mtshali, Nompumelelo, Dlamini, Zodwa

“…Prostate cancer (PCa) is a leading cause of mortality in men of African origin. While men of African descent in high-income countries (HICs) demonstrate poor…”
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Amorphous metals for hard-tissue prosthesis by Demetriou, Marios D., Wiest, Aaron, Hofmann, Douglas C., Johnson, William L., Han, Bo, Wolfson, Nikolaj, Wang, Gongyao, Liaw, Peter K.

“…Owing to a unique atomic structure lacking microstructural defects, glassy metals demonstrate certain universal properties that are attractive for load-bearing…”
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Uncovering the flow of metallic glass by Demetriou, Marios D.

“…Plastic yielding of metallic glasses is mediated by strain softening, which promotes localized failure and impairs engineering predictability. Unravelling the…”
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Correlation between fracture surface morphology and toughness in Zr-based bulk metallic glasses by Suh, Jin-Yoo, Dale Conner, R., Paul Kim, C., Demetriou, Marios D., Johnson, William L.

“…Fracture surfaces of Zr-based bulk metallic glasses of various compositions tested in the as-cast and annealed conditions were analyzed using scanning electron…”
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Deformation and flow in bulk metallic glasses and deeply undercooled glass forming liquids—a self consistent dynamic free volume model by Johnson, William L., Lu, Jun, Demetriou, Marios D.

“…Bulk glass forming metallic liquids such as those of the Zr–Ti–Ni–Cu–Be Vitreloy alloy family have been shown to have Newtonian Viscosity which is well…”
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Connell's Concept of Hegemonic Masculinity: A Critique by Demetriou, Demetrakis Z.

“…The originality of Connell's 'social theory of gender' has established him as one of the leading theoreticians in the general area of gender relations and in…”
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Integrated Energy Planning for the Residential Sector: The Case Study of Cyprus by Demetriou, D., Polatidis, H., Haralambopoulos, D.

“…The aim of this article is to investigate the energy consumption of the residential sector in Cyprus and identify policy areas for intervention in view of the…”
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