Results 11 to 20 of about 114,417 (310)

SPECIFYING A PLANE BY USING OF THE DIHEDRAL ANGLE

open access: yesJournal of Industrial Design and Engineering Graphics, 2019
Sometimes, in the drawing's process of a part, it is necessary to be determine a plane by using the value of the dihedral angle between this and another plane, which is already known. The authors did not find in the literature solutions for this problem,
Liviu Pruna, Andrei Slonovschi
doaj   +5 more sources

Compact hyperbolic tetrahedra with non-obtuse dihedral angles [PDF]

open access: yesPublicacions Matemàtiques, 2006
Given a combinatorial description $C$ of a polyhedron having $E$ edges, the space of dihedral angles of all compact hyperbolic polyhedra that realize $C$ is generally not a convex subset of $\mathbb{R}^E$ \cite{DIAZ}.
Roeder, Roland K. W.
core   +9 more sources

Evaluation of protein dihedral angle prediction methods. [PDF]

open access: yesPLoS ONE, 2014
Tertiary structure prediction of a protein from its amino acid sequence is one of the major challenges in the field of bioinformatics. Hierarchical approach is one of the persuasive techniques used for predicting protein tertiary structure, especially in
Harinder Singh   +2 more
doaj   +5 more sources

Stereology of dihedral angles [PDF]

open access: greenApplications of Mathematics, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Vratislav Horálek
openalex   +3 more sources

Dihedral Angles of Convex Polyhedra [PDF]

open access: bronzeDiscrete & Computational Geometry, 2000
Let \(P\) be a compact convex polyhedron in hyperbolic 3-space \(H^3.\) It is classical to ask: Is \(P\) determined, among convex polyhedra, by its combinatorics and its dihedral angles? The author shows that some similar or related questions have negative answers.
Jean‐Marc Schlenker
openalex   +5 more sources

Ladder Operators for Quantum Systems Confined by Dihedral Angles [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2012
We report the identification and construction of raising and lowering operators for the complete eigenfunctions of isotropic harmonic oscillators confined by dihedral angles, in circular cylindrical and spherical coordinates; as well as for the hydrogen ...
Eugenio Ley-Koo, Guo-Hua Sun
doaj   +5 more sources

Comparing Corresponding Dihedral Angles on Classical Geometric Simplices [PDF]

open access: bronzeAsian Journal of Mathematics, 2008
In this article, we prove a theorem comparing the dihedral angles of simplices in the hyperbolic, spherical and Euclidean geometries.
Thomas Kwok-keung Au   +2 more
openalex   +5 more sources

Prediction of disulfide dihedral angles using chemical shifts. [PDF]

open access: yesChem Sci, 2018
Chemical shifts can be used to predict the conformation of disulfide bonds, greatly improving resolution of solution NMR structures.
Armstrong DA, Kaas Q, Rosengren KJ.
europepmc   +6 more sources

Dihedral angle-based maps of tetrahedral meshes [PDF]

open access: greenACM Transactions on Graphics, 2015
We present a geometric representation of a tetrahedral mesh that is solely based on dihedral angles. We first show that the shape of a tetrahedral mesh is completely defined by its dihedral angles. This proof leads to a set of angular constraints that must be satisfied for an immersion to exist in R 3 ...
Gilles-Philippe Paillé   +4 more
openalex   +5 more sources

Side-chain conformational changes upon protein-protein association [PDF]

open access: yes, 2010
Conformational changes upon protein-protein association are the key element of the binding mechanism. The study presents a systematic large-scale analysis of such conformational changes in the side chains.
Kirys, Tatsiana   +3 more
core   +2 more sources

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