Results 81 to 90 of about 97,817 (302)

Extrusion‐Based Additive Manufacturing of Advanced Ceramics: Strengthening Mechanisms and Process Optimization Review

open access: yesAdvanced Engineering Materials, EarlyView.
This review comprehensively evaluates extrusion‐based additive manufacturing for advanced ceramics, detailing feedstock options and key process parameters. By critically addressing defect mechanisms like porosity and cracking, the work highlights optimization strategies through machine learning and advanced postprocessing.
Meisam Bakhtiari   +4 more
wiley   +1 more source

Features of Eddy Generation in the Barents Sea Under Conditions of the Polar Front Weakening

open access: yesRussian Journal of Earth Sciences
A study of eddy generation in the northern Barents Sea was conducted using satellite radar data in conditions of a complete absence of ice and a weakened Polar Temperature Front in July 2022.
Petrenko Larisa   +2 more
doaj   +1 more source

Strain‐Programmable Luminescent Adhesive Patch With Tartrazine‐Mediated Optical Skin Clearing for Photochemical Tissue Bonding

open access: yesAdvanced Functional Materials, EarlyView.
We propose a suture‐complementary approach that integrates optical skin clearing with a strain‐programmable luminescent adhesive patch. Hyaluronic acid promotes transdermal delivery of tartrazine to improve optical clearing and stabilizes its interaction with a photosensitizer. Optical clearing increases the penetration depth of visible light into skin,
Seong‐Jong Kim   +6 more
wiley   +1 more source

Studies of novel beam shapes and applications to optical manipulation [PDF]

open access: yes, 2011
Electronic redacted version excludes material for which permission has not been granted by the rights holderIn this thesis an investigation into novel beams and optical manipulation is presented.
Morris, Jill E.
core  

Numerical study of crucial parameters in tilt casting for titanium aluminides [PDF]

open access: yesChina Foundry, 2011
Numerical modeling of the tilt casting process for TiAl alloys was investigated to achieve a tranquil mould filling and TiAl castings free of defects.
Hong Wang   +2 more
doaj  

Parametric instability of a rotating shaft containing an elliptical front crack

open access: yesJournal of Physics: Conference Series, 2011
Compared with the widely used straight front crack model, an elliptical front crack has been found to be more accurate and realistic for modeling the transverse surface crack in rotating machinery. When the shaft rotates, the elliptical crack opens and closes alternatively, due to gravity, and thus a breathing effect occurs.
Qinkai Han, Fulei Chu
openaire   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Pelvic Rotation and Lower Extremity Motion With Two Different Front Foot Directions in the Tennis Backhand Groundstroke [PDF]

open access: yes, 2013
When a tennis player steps forward to hit a backhand groundstroke in closed stance, modifying the direction of the front foot relative to the net may reduce the risk of ankle injury and increase performance.
Hume, P, Iwamoto, S, Fukubayashi, T
core   +2 more sources

The existence of intrinsic rotating wave solutions of a flame/smoldering-front evolution equation

open access: yesJSIAM Letters, 2020
Summary: The Kuramoto-Sivashinsky equation for Jordan curves is used to model the smoldering combustion of a sheet of paper. Here, the behavior of a rotating wave bifurcating from an expanding circle solution to this equation is mathematically analyzed. We also present some numerical examples in which the rotating waves are visualized.
Kobayashi, Shunsuke   +2 more
openaire   +3 more sources

Versatile Pneumatic Twisted Coiled Actuators Enabled by Fiber‐Polymer Composite Fabrication

open access: yesAdvanced Functional Materials, EarlyView.
This work reports composite Pneumatic Twisted Coiled Actuators with embedded Kevlar fibers that convert pneumatic or hydraulic pressure into powerful linear motion. A novel precise manufacturing technique is used to systematically explore how design variables influence actuator mechanics and dynamics.
William J. Townsend   +5 more
wiley   +1 more source

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