Articles with "matrix representations" as a keyword



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Complete symmetry classification and compact matrix representations for 3D strain gradient elasticity

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Published in 2019 at "International Journal of Solids and Structures"

DOI: 10.1016/j.ijsolstr.2018.09.029

Abstract: Abstract Strain Gradient Elasticity (SGE) is now often used in mechanics and physics, owing to its capability to model some non-classical phenomena, such as size effects, in materials and structures. However, certain fundamental questions about… read more here.

Keywords: strain gradient; order; symmetry classes; symmetry ... See more keywords
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Reconstruction of Exchange-Correlation Potentials from Their Matrix Representations.

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Published in 2022 at "Journal of chemical theory and computation"

DOI: 10.1021/acs.jctc.2c00655

Abstract: Within a basis set of one-electron functions that form linearly independent products (LIPs), it is always possible to construct a unique local (multiplicative) real-space potential that is precisely equivalent to an arbitrary given operator. Although… read more here.

Keywords: correlation potentials; potentials matrix; basis; kohn sham ... See more keywords
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Matrix Representations for a Class of Eigenparameter Dependent Sturm–Liouville Problems with Discontinuity

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Published in 2023 at "Axioms"

DOI: 10.3390/axioms12050479

Abstract: Matrix representations for a class of Sturm–Liouville problems with eigenparameters contained in the boundary and interface conditions were studied. Given any matrix eigenvalue problem of a certain type and an eigenparameter-dependent condition, a class of… read more here.

Keywords: sturm; class; liouville problems; sturm liouville ... See more keywords
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Symmetry Classes and Matrix Representations of the 2D Flexoelectric Law

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Published in 2020 at "Symmetry"

DOI: 10.3390/sym12040674

Abstract: We determine the different symmetry classes of bi-dimensional flexoelectric tensors. Using the harmonic decomposition method, we show that there are six symmetry classes. We also provide the matrix representations of the flexoelectric tensor and of… read more here.

Keywords: representations flexoelectric; symmetry classes; flexoelectric law; symmetry ... See more keywords