نتایج جستجو برای: relaxation material
تعداد نتایج: 438439 فیلتر نتایج به سال:
Require: Algorithm parameters γ > 1 and η < 1, an auxiliary scalar vk, iteration counter iter = 0, and the maximum number of iterations maxiter. Ensure: A critical point 1: Initiate y0 and σ0. 2: repeat 3: Given yk and σk, solve (1.1) to find the minimizer Rk via the LBFGS algorithm. 4: Compute v = ∑ i ( tr(DiRkR T k )− bi )2 . 5: if v < ηvk then 6: y i = y k i − σk · ( tr(DiRkR T k )− bi ) for...
purpose : this study was designed to compare the effects of two different relaxation techniques, namely progressive muscle relaxation (pmr) and autogenic relaxation (agr) on moods of young soccer players . methods : sixteen adolescent athletes (mean age: 14.1 ± 1.3) received either pmr or agr training. using profile of mood states-adolescents, their mood states were measured one week before...
In this report, we present the complete experimental results of ALCMALANS , which is obtained by embedding Lagrangian relaxation Assisted Neighborhood Search (LANS) into the Accelerated Limit Crossing based Multilevel Algorithm (ALCMA). In the original version of ALCMA, interchange is applied as the underlying local search subroutine. To investigate the flexibility of LANS, we replace the local...
Solid-state NMR is used to characterise dynamics in the ethanol solvate of the pharmaceutical material formoterol fumarate and its associated desolvate. Jump rates and activation barriers for dynamic processes such as phenyl ring rotation and methyl group rotational diffusion are derived from 1D-EXSY and (13)C spin-lattice relaxation times respectively. (2)H and (13)C spin-lattice relaxation ti...
geometrically nonlinear governing equations for a plate with linear viscoelastic material are derived. the material model is of boltzmann superposi¬tion principle type. a third-order displacement field is used to model the shear deformation effects. for the solution of the nonlinear governing equations the dynamic relaxation (dr) iterative method together with the finite difference discretizati...
The Isogeometric Analysis (IA) is utilized for structural topology optimization considering minimization of weight and local stress constraints. For this purpose, material density of the structure is assumed as a continuous function throughout the design domain and approximated using the Non-Uniform Rational B-Spline (NURBS) basis functions. Control points of the density surface are...
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