Results 41 to 50 of about 62,356 (296)

Experimental Study and Simulation-Based Criterion for Stamping Skid Line

open access: yesMachines, 2022
Skid lines on the outer panels of automobiles seriously affects their appearance and are a common surface manufacturing defect. In the die and process design stages, numerical simulation is needed to predict skid lines to take prevention measures ...
Dewang Zhao   +3 more
doaj   +1 more source

A class of numerical algorithms for computing outer inverses

open access: yesJournal of Computational and Applied Mathematics, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Predrag S. Stanimirovic   +1 more
openaire   +2 more sources

Risk of Retinopathy Associated with Long‐Term Use of Hydroxychloroquine in Patients with Rheumatic Diseases: A Systematic Review and Meta‐Analysis

open access: yesArthritis Care &Research, EarlyView.
Objective We aimed to estimate the prevalence and cumulative incidence of hydroxychloroquine retinopathy (HCQ‐R) and its risk factors among patients receiving long‐term HCQ with rheumatic diseases through a systematic review and meta‐analysis of observational studies that used spectral‐domain optical coherence tomography (SD‐OCT) for screening ...
Narsis Daftarian   +4 more
wiley   +1 more source

An Inexact Cayley Transform Method For Inverse Eigenvalue Problems [PDF]

open access: yes, 2004
The Cayley transform method is a Newton-like method for solving inverse eigenvalue problems. If the problem is large, one can solve the Jacobian equation by iterative methods.
Raymond H. Chan   +3 more
core  

Effect of Crystallographic Texture on Hydride Orientation in Zr-(1%)Nb Fuel Clad [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2014
In this paper, the effect of crystallographic texture on hydride orientation in the inner and outer layers of Zr-(1%)Nb clad was investigated. (0002) pole figures were measured by transmission and reflection X-ray diffraction method.
Jalil Salehi   +3 more
doaj  

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Bounding the gap between a free group (outer) automorphism and its inverse [PDF]

open access: yes, 2014
maximal possible gap between the norm of an automorphism (respectively outer automorphism) of $ F_r$ and the norm of its inverse. The exact complexity of $ \alpha_2$ and $ \beta_2$ is computed.
Silva, P.V., Ladra, M., Ventura, E.
core   +2 more sources

Hyper-power methods for the computation of outer inverses

open access: yesJournal of Computational and Applied Mathematics, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Marko D. Petkovic, Miodrag S. Petkovic
openaire   +1 more source

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

Generation of optimal trajectories for Earth hybrid pole sitters [PDF]

open access: yes, 2011
A pole-sitter orbit is a closed path that is constantly above one of the Earth's poles, by means of continuous low thrust. This work proposes to hybridize solar sail propulsion and solar electric propulsion (SEP) on the same spacecraft, to enable such a ...
Colin R. McInnes   +5 more
core   +1 more source

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