Results 31 to 40 of about 8,428 (262)

An Experimental Study of Micron-scale Droplet Aerosols Produced via Ultrasonic Atomization [PDF]

open access: yes, 2004
In the last 10 years, laser-driven fusion experiments performed on atomic clusters of deuterium have shown a surprisingly high neutron yield per joule of input laser energy.
Bernoff, Andrew J.   +6 more
core   +3 more sources

Quasi‐Static to Supersonic Energy Absorption of Nanoarchitected Tubulanes and Schwarzites

open access: yesAdvanced Functional Materials, EarlyView.
Nanoarchitected energy‐absorptive Tubulanes exhibit record energy absorption under quasi‐static conditions and exceptional inelastic energy dissipation under 750 m s−1 ballistics impact, with high performance spanning strain rates of 12 orders of magnitude.
Peter Serles   +16 more
wiley   +1 more source

TCM aircraft piston engine emission reduction program [PDF]

open access: yes, 1976
The technology necessary to safely reduce general aviation piston engine exhaust emissions to meet the EPA 1980 Emission Standards with minimum adverse effects on cost, weight, fuel economy, and performance was demonstrated. A screening and assessment of
Rezy, B. J.
core   +1 more source

Mechanical Diode-Based Ultrasonic Atomic Force Microscopies [PDF]

open access: yes, 2008
Recent advances in mechanical-diode based ultrasonic force microscopy techniques are reviewed. The potential of Ultrasonic Force Microscopy (UFM) for the study of material elastic properties is explained in detail. Advantages of the application of UFM in nanofabrication are discussed.
openaire   +2 more sources

Bioinspired Stabilization of Fluorescent Au@SiO2 Tracers for Multimodal Biological Imaging

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates a bioinspired stabilization strategy for fluorescent gold‐silica nanoparticles. Inspired by natural biosilica maturation, high‐temperature calcination transforms the silica shells, preventing dissolution in cell culture media and intracellular environments.
Wang Sik Lee   +5 more
wiley   +1 more source

Research of Resonator-sound-generator Atomizing Nozzle [PDF]

open access: yes, 2015
喷嘴技术的应用范围几乎包含所有工业领域、农业生产、交通运输以及人们的日常生活。作为必备组件在燃烧装置上的应用尤为重要。以往对于新型的流体动力式超声波雾化喷嘴研究表明:这类喷嘴的雾化粒径小(小于50μm)且分布均匀性好,对实现低氧燃烧、减少烟气中烟尘和氮氧污染物的排放有实质性的意义。因此本文以谐振腔式声能雾化喷嘴为研究对象,通过设计结构,利用FLUENT软件对其流场、声场以及雾化性能进行多参数的数值模拟,通过雾化性能的变化规律分析了其雾化机理。 研究首先基于哈特曼发声哨的原理设计了谐振腔式声能雾化喷嘴 ...
邢盼
core  

Experimental studies on the spraying pattern of a swirl nozzle for coal dust control [PDF]

open access: yes, 2018
The experimental and numerical studies were performed to understand the atomization mechanism of pressure spray of a swirl nozzle. The design and performance parameters such as spray cone angle, velocity of particles, spray pressure, and Sauter Mean ...
Cheng   +7 more
core   +1 more source

Dynamics of ultrasonic atomization of droplets

open access: yesExperimental Thermal and Fluid Science, 2018
Abstract We investigate the atomization behavior of a droplet subjected to ultrasonic substrate vibration experimentally. High-speed imaging is employed to quantify the average atomization lifetime of the droplet as a function of initial droplet size and different fluid properties.
Department of Mechanical Engineering, Indian Institute of Technology Patna, Bihta 801103, Bihar, India ( host institution )   +3 more
openaire   +2 more sources

From Wafers to Electrodes: Transferring Automatic Optical Inspection (AOI) for Multiscale Characterization of Smart Battery Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Automat optical inspection (AOI) techniques in semiconductor fabrication can be leveraged in battery manufacturing, enabling scalable detection and analysis of electrode‐ and cell‐level imperfections through AI‐driven analytics and a digital‐twin framework.
Jianyu Li, Ertao Hu, Wei Wei, Feifei Shi
wiley   +1 more source

SAW atomization application on inhaled pulmonary drug delivery [PDF]

open access: yes, 2008
Pulmonary drug delivery transports the drug formulations directly to the respiratory tract in the form of inhaled particles or droplets. Because of the direct target treatment, it has significant advantages in the treatment of respiratory diseases, for ...
Friend, J, Qi, A, Yeo, L
core   +1 more source

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