Results 51 to 60 of about 10,064 (313)

Multimodal Perception and Machine Learning‐Empowered Human Machine Interfaces With Double‐Network Hydrogel Fibers

open access: yesAdvanced Functional Materials, EarlyView.
This work develops polyacrylamide‐alginate (PAM‐Alg) double‐network hydrogel fibers for multimodal perception and intelligent human‐machine interfaces. The covalent‐ionic network provides high strength, toughness, and stable conductivity. Easily woven into wearables and integrated with soft robots, the fibers enable object and temperature recognitions ...
Yujue Yang   +10 more
wiley   +1 more source

3D BEM-based cooling-channel shape optimization for injection molding processes [PDF]

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2008
Today, around 30% of manufactured plastic goods rely on injection molding. The cooling time can represents more than 70% of the injection cycle. Moreover, in order to avoid defects in the manufactured plastic parts, the temperature in the mold must be ...
Pirc N.   +3 more
doaj   +1 more source

Wetting Characteristics of Laser-Ablated Hierarchical Textures Replicated by Micro Injection Molding

open access: yesMicromachines, 2023
Texturing can be used to functionalize the surface of plastic parts and, in particular, to modify the interaction with fluids. Wetting functionalization can be used for microfluidics, medical devices, scaffolds, and more.
Peng Gao   +8 more
doaj   +1 more source

Electro‐Steric Ion Confinement in Polyelectrolyte Networks for Robust Nonvolatile Artificial Synapse

open access: yesAdvanced Functional Materials, EarlyView.
Polyelectrolyte stoichiometry governs ion transport and retention in electrolyte‐gated synaptic transistors. A PSS‐rich network creates electro‐steric ion confinement that suppresses ion back‐diffusion and stabilizes channel doping, enabling robust nonvolatile synaptic memory, linear weight updates, and low‐energy operation.
Donghwa Lee   +9 more
wiley   +1 more source

A Comprehensive Study of Energy Conservation in Electric-Hydraulic Injection-Molding Equipment

open access: yesEnergies, 2017
An injection-molding machine (IMM) is equipment that produces all kinds of plastic products. At present, the global production of IMMs amounts to more than 30 million units each year, and its total production accounts for 50% of all plastic molding ...
Hongjuan Zhang   +3 more
doaj   +1 more source

An optimization of the plastic injection molding parameters for sport equipment by using doe methods [PDF]

open access: yes, 2013
This thesis, research about the defect on plastic product in injection molding process. During producing a product using injection molding process, various of defects such as warpage, weld lines, shrinkage and sink mark can be occurred.
Radhwan Hussin
core  

Vorticity‐Driven µ‐Platelet Rotation and Selective Packing for Vertical Thermal–Electrical Interconnects

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a capillary‐filtering‐based particle‐filling (CFPF) process that simultaneously forms vertical thermal pathways and electrical vias within µ‐pores. In situ microfluidic analysis reveals that capillary‐driven velocity gradients generate vorticity that governs µ‐platelet rotation and vertical alignment.
Yujin Mun   +11 more
wiley   +1 more source

Solving depressions formed during production of plastic molding

open access: yesMetalurgija, 2015
This article deals with improvement of design properties of molded plastic parts. It can be achieved by modifying construction of metal injection mold and optimization of parameters in injection process.
J. Dobránsky   +4 more
doaj  

The Effect of Chiller and Hot Runner Temperature on Appearance of 100 mL Pet Bottle Products Through the Stretch Blow Molding Process

open access: yesLogic
The using of plastic in human life is increasing over time. This increase occurs because plastic is not easily broken, flexible, practical, economical, and can replace the function of other items. One of the plastic molding processes is Injection Stretch
Moh. Hartono, Prihadi Mulya Pradana
doaj   +1 more source

Replication of nanoscale surface gratings via injection molding

open access: yesMicro and Nano Engineering, 2019
Nanostructured gratings fabricated on silicon chips have been successfully transferred to polypropylene plastic parts by means of injection molding. Different sets of experiments were carried out along with a repeatability analysis in order to study the ...
Olga Muntada-López   +5 more
doaj   +1 more source

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