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Date: 2002
Language: eng
Resource Type: conference paper
Identifier: uon:2756
Description: We consider in this paper regular and nearly regular quasi-cyclic low-density parity-check (LDPC) codes, derived from families of difference sets. The codes have girth at least 6, and sparse parity-ch... More
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Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/33881
Description: The self diffusion of Mn and Pd in a single grain icosahedral Al₆₉.₉Pd₂₀.₅Mn₉.₆ quasicrystal has been determined by low energy ion scattering (LEIS). The diffusion was determined by depositing differe... More
Reviewed: Reviewed
Date: 2008
Resource Type: journal article
Identifier: uon:5191
Description: Using 2KeV He⁺ and Ne⁺ low-energy ion scattering (LEIS), it was found that the Al/Pd concentration ratio at the surface of a nominally Al₆₉.₉Pd₂₀.₅Mn₉.₆ quasi-crystal decreases to a steady-state value... More
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Date: 2003
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/940333
Description: The aim of this paper is to characterize in terms of scalar quasiconvexity the vector-valued functions which are Κ-quasiconvex with respect to a closed convex cone Κ in a Banach space. Our main result... More
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Date: 2011
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/936934
Description: We consider a finite element method based on biorthogonal or quasi-biorthogonal systems for the biharmonic problem. The method is based on the primal mixed finite element method due to Ciarlet and Rav... More
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Date: 2008
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.13/803102
Description: A detailed hazard and risk assessment of a given site and a correct selection of the appropriate rockfall protection system are key elements for safe and economically efficient rockfall protection. Se... More
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Date: 1992
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/1042509
Description: We study convex programs that involve the minimization of a convex function over a convex subset of a topological vector space, subject to a finite number of linear inequalities. We develop the notion... More
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Date: 2009
Resource Type: conference paper
Identifier: uon:8865
Description: We show that three subclasses of bounded treewidth graphs are well-quasi-ordered by refinements of the minor order. Specifically, we prove that graphs with bounded feedback-vertex-set are well-quasi-o... More
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Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/1053145
Description: Background: There is considerable scope to improve the delivery of practices that increase the physical activity of children in centre based childcare services. Few studies have reported the effective... More
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Date: 2008
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/41492
Description: The relationship between the rate of rock breakdown and environmental and geological factors must be understood in order to establish the conditions under which weathering limits erosion. In this stud... More
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Date: 2002
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/33907
Description: The Lower Cretaceous Basal Quartz (BQ) of Southern Alberta (Townships 1–40, Ranges 1W5–5W5) can be informally divided into seven mappable units (A Sandstone, composed of the Regional A, Carmangay, Mes... More
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Date: 2013
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/1056204
Description: This work compares the electrodeposition behavior of thin films of manganese dioxide produced from solutions of four commonly available Mn(II) salts; namely, sulfate, chloride, nitrate and acetate, as... More
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Date: 2005
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/24683
Description: Long-term weathering or a quartz chlorite schist via wetting and drying was studied under a simulated tropical climate. Cubic rock samples (15 mm x 15 mm x 15 mm) were cut from larger rocks and subjec... More
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Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/33441
Description: An electrochemical quartz crystal microbalance (EQCM) has been used to study the effects of electrolyte composition (MnSO₄ and H₂SO₄concentrations) and anodic current density on the electrodeposition ... More
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