Results 101 to 110 of about 82,751 (295)

Photoreversible Polyurea Actuators With Spatiotemporal Control and Adaptive Mechanics

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A light–thermal responsive polyurea network incorporating reversibly dimerizable anthracene units enables spatiotemporal modulation of cross‐linking density and nearly 400‐fold stiffness tuning. Integrating programmable anisotropy, photopatterning, self‐healing, and photowelding within a single framework, this bioinspired “one network–multifunction ...
Zhiwen Song   +7 more
wiley   +1 more source

Crack Size and Undermatching Effects on Fracture Behavior of a Welded Joint. [PDF]

open access: yesMaterials (Basel), 2023
Sedmak A   +5 more
europepmc   +1 more source

Evaluation of the Adequacy of Design Specifications for Nonstructural Components in a Reticular Structure

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Nonstructural components (NSCs) installed in large‐span reticular structures were frequently severely damaged during earthquakes, even when the primary structure remained intact. Existing seismic design specifications for NSCs were predominantly developed for upright structures such as multi‐storey buildings and offer no guidance for reticular
Xudong Zhi   +6 more
wiley   +1 more source

Effect of the Annealing Treatment on the Microstructure and Properties of TC4 Titanium Alloy TIG and Laser-Welded Joints

open access: yesMetals
This study compares the microstructural evolution and mechanical properties of TC4 (Ti-6Al-4V) titanium alloy joints welded by Tungsten Inert Gas (TIG) and laser processes, following a post-weld annealing treatment at 650 °C for 2 h.
Yansong Wang   +5 more
doaj   +1 more source

Capillary flow weld-bonding [PDF]

open access: yes, 1976
The invention of a weld-bonding technique for titanium plates was described. This involves fastening at least two plates of titanium together using spot-welding and applying a bead of adhesive along the edge of the resistance spot-welded joint which upon
Jones, R. J., Vaughan, R. W.
core   +1 more source

Design of a Hydroelectronic Solar‐Tracking System for Solar Panels

open access: yesEnergy Science &Engineering, EarlyView.
A prototype of a passive solar‐tracking system utilizing buoyant force based on water level was developed, and its MATLAB/Simulink model was implemented. This study is expected to encourage researchers to design solar‐tracking mechanisms using metals with different thermal expansion coefficients, air, oil, and other fluids. ABSTRACT This study presents
Ufuk Süğürtin, Türker Fedai Çavuş
wiley   +1 more source

Study on the parameters optimization and the microstructure of spot welding joints of 304 stainless steel

open access: yesHigh Temperature Materials and Processes
Resistance spot welding experiments of 304 stainless steel were performed in this study. Orthogonal test and analysis method were used to carry out the experiments and optimize process parameters based on their effects on tensile shear load and nugget ...
Liu Hui, Yu Lei, Wang Dayu
doaj   +1 more source

Simulation of sheet-titanium forming of welded blanks [PDF]

open access: yes, 2013
The increase in demand for the light and tough drawn-parts causes the growing interest in sheet metal forming of Tailor-Welded Blanks (TWB). Application of such blanks allows for achieving in one operation the drawn-parts characterized by diverse ...
Lacki, P.
core  

Creation of a Landslide Susceptibility Map Using Short‐Term Data From the July 2018 Heavy Rainfall in Southern Hiroshima Prefecture

open access: yesGeological Journal, EarlyView.
This work advances landslide susceptibility mapping by incorporating short‐term trigger data with landscape susceptibility mapping. We also examine the importance of downsampling, watershed delineation and geospatial correlations in evaluating outcomes.
Kanta Kotsugi   +3 more
wiley   +1 more source

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