Results 101 to 110 of about 108,536 (304)

In Situ Copper Electroplating Turns Material Extrusion 3D Printers Into Metal–Polymer Hybrid Fabricators

open access: yesAdvanced Materials Technologies, EarlyView.
An in situ electroplating approach for MEX 3D printing is proposed, enabling copper deposition during the fabrication of conductive polymers. The method combines a printer‐integrated plating head, ML‐based g‐code control, and stop‐and‐go printing, achieving near‐bulk copper conductivity and enabling fully embedded, assembly‐free electronic components ...
Gianluca Percoco   +5 more
wiley   +1 more source

The geophysical importance of bubbles in the sea [PDF]

open access: yes, 1982
Present knowledge of the mechanisms for production and enrichment and film drops by bursting bubbles is summarized, with particular emphasis on the unsolved problems.
Cirpriano, R. J.
core   +1 more source

An assessment of the use of antimisting fuel in turbofan engines [PDF]

open access: yes
The effects of antimisting kerosene on the performance of the components from the fuel system and the combustor of a JT8D aircraft engine were evaluated.
Desaro, R., Fiorentino, A., Franz, T.
core   +4 more sources

Parametric Study of Water Jet Pump Performance [PDF]

open access: yesInternational Journal of Applied Energy Systems, 2021
Amr Hassan, M. Shaban Eissa, W. Aissa
openaire   +1 more source

Additive Manufacturing of Patient‐Specific Intracranial Aneurysm Cell Culture Models

open access: yesAdvanced Materials Technologies, EarlyView.
Patient‐specific intracranial aneurysm models were fabricated using chocolate moulding, 3D printed water‐soluble cores, and direct resin 3D printing. Moulding PDMS around sacrificial cores made of chocolate or 3D printed water‐soluble resin yielded accurate, expandable, and endothelializable models that outperformed resin‐based approaches.
Chloe M. de Nys   +6 more
wiley   +1 more source

Experimental and numerical study on cavitation pulsating pressure of water-jet propulsion axial-flow pump.

open access: yesPLoS ONE
Cavitation may occur in water-jet pump during operation of water-jet propulsion vessel, and once cavitation occurs, the tip clearance pulsating pressure of the impeller may be intensified, resulting in increased vibration of the water-jet propulsion unit.
Ji-Tao Qiu   +5 more
doaj   +1 more source

Influence of the vertically arranged front injector system on the performance and operational stability of the short jet pump

open access: yesFrontiers in Energy Research
As the core component of a water conservancy sprinkler irrigation system, the self-priming jet pump is required not only to meet performance criteria for self-priming but also to align with the growing trend toward compactness in sprinkler irrigation ...
Xiaogang Ma   +6 more
doaj   +1 more source

Analysis of the Influence of Nozzle Structure and Hydraulic Parameters on the Cutting Efficiency of High-pressure Abrasive Water Jet (AWJ) [PDF]

open access: yesJournal of Applied Fluid Mechanics
The purpose of this study is to enhance the cutting efficiency of high-pressure abrasive water jet (AWJ) by optimizing nozzle structure and jet hydraulic parameters.
X. Zhu, Z. Luo, Y. Luo, C. Shi, L. Wang
doaj   +1 more source

Graphene‐Interfaced Stretchable Sweat Patch for Multiplexed Electrochemical Monitoring of IL‐6, Glucose, and Calcium Ions

open access: yesAdvanced Materials Technologies, EarlyView.
Flexible sweat sensor patch integrating graphene‑interfaced gold microelectrodes functionalized with bio‑receptors and ion‑selective membrane, coupled with a capillary‑driven microfluidic layer and portable potentiostat electronics for multiplexed monitoring of inflammatory, metabolic, and electrolyte biomarkers in microliter sweat volumes.
Roomia Memon   +4 more
wiley   +1 more source

Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley   +1 more source

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