Results 81 to 90 of about 20,433,359 (254)
Curing plays a fundamental role in determining the mechanical performance, durability, and sustainability of concrete structures. Traditional curing practices, such as water and air curing, are widely used but often limited by long durations, high water ...
Robert Haigh, Omid Ameri Sianaki
doaj +1 more source
Acetoacetate based thermosets prepared by dual-Michael addition reactions [PDF]
A novel set of dual-curable multiacetoacetate-multiacrylate-divinyl sulfone ternary materials with versatile and manipulable properties are presented.
Fernández Francos, Xavier +3 more
core +2 more sources
3D printing of cement composites [PDF]
The aims of this study were to investigate the feasibility of generating 3D structures directly in rapid-hardening Portland cement (RHPC) using 3D Printing (3DP) technology.
E Farahi +4 more
core +1 more source
Spot-weld bonding on the Blackhawk helicopter [PDF]
The Sikorsky S-67 Blackhawk attack helicopter utilizes spot-weld bonding for stringer to skin attachment on more than 5 per cent of its surface area. It is the first American aircraft to utilize spot weld bonding, although the process has been used for ...
Salking, M. J.
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Design and Validation of a Dielectric Method-Based Composite Material Curing Monitoring Platform
Monitoring the curing process is crucial for guiding and optimizing the curing procedures of composite material repair patches. Traditional embedded online monitoring methods are limited in their ability to track the curing process of these patches. This
Wenfeng Yang +7 more
doaj +1 more source
Mechanical performance of glass-based geopolymer matrix composites reinforced with cellulose fibers [PDF]
Glass-based geopolymers, incorporating fly ash and borosilicate glass, were processed in conditions of high alkalinity (NaOH 10-13 M). Different formulations (fly ash and borosilicate in mixtures of 70-30 wt% and 30-70 wt%, respectively) and physical ...
Bernardo, Enrico +2 more
core +2 more sources
In this study, the post-curing kinetic, molecular mobility and mechanical behavior of polymethylacrylimide (PMI), synthesized from methacrylic acid and methacrylonitrile, were systematically investigated.
Yuan Chen +7 more
doaj +1 more source
Thermo-mechanical properties of commercially available epoxy resins for structural applications [PDF]
Externally bonded (EB) or Near-Surface-Mounted (NSM) composite reinforcements are often bonded to a cementitious substrate by means of commercially available epoxies.
Czaderski, Christoph +3 more
core
Study on the Cure Kinetics of Epoxy Resin Prepreg in Fiber Metal Laminates
To better analysis the curing behavior of a new kind of high temperature curing epoxy resin prepreg in fiber metal laminates (FMLs), dynamic differential scanning calorimetry (DSC) method was used to make the research on the curing process of the prepreg.
Wu Xintong +3 more
doaj +1 more source
Hybrid Manufacturing: Integrating Direct Write and Stereolithography [PDF]
A commercial stereolithography (SL) machine was modified to integrate fluid dispensing or direct-write (DW) technology with SL in an integrated manufacturing environment for automated and efficient hybrid manufacturing of complex electrical devices ...
Chavez, Bart +8 more
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