Results 61 to 70 of about 35,645 (304)

Development of Preform for Simulation of Cold Forging Process of A V8 Engine Camshaft Free from Flash & Under-Filling

open access: yesMathematics, 2019
Finite Element Method based techniques apply to a wide spectrum of engineering applications including manufacturing. The flexibility to achieve optimized results by simulations adds another dimension to process-development.
A.N. Saquib   +8 more
doaj   +1 more source

High temperature, flexible, fiber-preform seal [PDF]

open access: yes, 1992
A seal is mounted in a rectangular groove in a movable structural panel. The seal comprises a fiber preform constructed of multiple layers of fiber having a uniaxial core. Helical fibers are wound over the core.
Steinetz, Bruce M., Strocky, Paul J.
core   +1 more source

The relevance of point defects in studying silica-based materials from bulk to nanosystems [PDF]

open access: yes, 2019
The macroscopic properties of silica can be modified by the presence of local microscopic modifications at the scale of the basic molecular units (point defects).
Agnello S.   +4 more
core   +1 more source

Laser‐Assisted Processing and Modification of Bioactive Glasses: A Review

open access: yesAdvanced Healthcare Materials, EarlyView.
Laser technologies provide powerful tools to process and transform bioactive glasses for advanced biomedical applications. This review discusses laser‐matter interaction mechanisms, laser surface engineering, and laser‐assisted fabrication of scaffolds and nanofibers.
Antonio Riveiro   +8 more
wiley   +1 more source

Optoelectrical Devices for Neural Interfacing: Engineering Integration, Stability, and Multimodal Sensing

open access: yesAdvanced Healthcare Materials, EarlyView.
Implantable optoelectrical devices are an effective resource for the modulation and monitoring of neural activity with high spatiotemporal resolution. This review discusses current challenges faced by these devices and outlines future perspectives for the development of next‐generation neural interfaces targeting chronic, multisite, and multimodal ...
Stella Aslanoglou   +4 more
wiley   +1 more source

Thermal stress measurements in optical-fibre preforms using preform-profiling techniques [PDF]

open access: yesElectronics Letters, 1984
An analysis is presented of the effect of thermal stress on transverse refractive-index profiling of optical-fibre preforms. The theory leads to a new measurement technique for axial stress profiling.
Poole, S.B., Varnham, M.P., Payne, D.N.
openaire   +3 more sources

Copper–Collagen Interactions Regulate the Mechanical and Invasive Properties of Tumor Spheroids

open access: yesAdvanced Healthcare Materials, EarlyView.
Ionic copper is investigated as a modulator of tumor spheroid growth and invasiveness in a 3D microfluidic glioblastoma model. Copper exposure alters metabolic activity, cytoskeletal organization, protrusion dynamics, and EMT‐related phenotypes in a dose‐ and timing‐dependent manner, revealing how copper bioavailability shapes tumor aggressiveness ...
Paula Guerrero‐López   +5 more
wiley   +1 more source

Enhancement of microstructure homogeneity and hardness after heat treatment of forged flex splines with CNN-based preform design

open access: yesJournal of Materials Research and Technology
This study presents the application of a convolutional neural network (CNN)-based preform design aimed at improving the deformation homogeneity of flex splines, a crucial component in strain wave gears.
Joonhee Park   +3 more
doaj   +1 more source

Respiratory Organ‐on‐a‐Chip for Disease Modeling: From Architecture to Functional Integration

open access: yesAdvanced Healthcare Materials, EarlyView.
Respiratory organ‐on‐a‐chip (ROC) models capture key mechanical and cellular cues of the human respiratory system, enabling quantitative dissection of disease mechanisms. This review links ROC architectures to disease modeling, functional integration, and commercialization, and proposes a decision framework that aligns model complexity with mechanistic
Jinzhuo Hu   +4 more
wiley   +1 more source

Support-Free Infiltration of Selective Laser Sintered (SLS) Silicon Carbide Preforms [PDF]

open access: yes, 2006
Non-metallic objects are often difficult to manufacture due to high melting temperatures, poor sinterability, limited ductility, and difficulty in machining.
Beaman Jr., J. J.   +2 more
core   +1 more source

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