Results 101 to 110 of about 2,766 (276)

Droplet size prediction in the production of drug delivery microsystems by ultrasonic atomization. [PDF]

open access: yesTransl Med UniSa, 2013
Microencapsulation processes of drugs or other functional molecules are of great interest in pharmaceutical production fields. Ultrasonic assisted atomization is a new technique to produce microencapsulated systems by mechanical approach.
Dalmoro A, d'Amore M, Barba AA.
europepmc   +1 more source

Revealing the Transmission Hologram's Refractive Index Profile Stored in a Photohydrogel: A Structural Characterization

open access: yesAdvanced Optical Materials, EarlyView.
A theoretical model is developed to visualize three‐dimensional refractive index profiles in transmission holographic gratings. In this work, it is applied to photopolymerizable hydrogels, enabling detailed analysis of the internal structure of recorded holograms and their evolution under different degradation conditions.
Belén Nieto‐Rodríguez   +4 more
wiley   +1 more source

Influence of air pressure and water pressure on particle size of ultrasonic atomization spray

open access: yesMeikuang Anquan
In order to study the influence of air pressure and water pressure on the particle size parameters of ultrasonic atomization spray, an experimental platform was designed in this paper.
Jiangshi ZHANG   +4 more
doaj   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Principle and Experiment of Ultrasonic Subtle Atomization in CMP

open access: yes, 2011
The method of chemical mechanical polishing (CMP) using slurry which was ultrasonic subtle atomized was researched, and the system of Ultrasonic Subtle Atomization—Chemical Mechanical Polishing was established.
Qing Zhong Li   +2 more
core   +1 more source

A novel humidification and dehumidification desalination system powered by direct solar energy

open access: yesCase Studies in Thermal Engineering
As the global demand for freshwater continues to increase, the critical need for efficient desalination methods has prevailed. Targeting the arid regions with high solar irradiance, solar-powered thermal desalination techniques have opportunities.
Mohammed Ziauddin   +2 more
doaj   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

An Experimental Study of Atomization Characteristics of the Ultrasonic Spray Nozzle

open access: yes, 2011
The recent development in advanced packaging and MEMS applications has created a need for high aspect ratio lithography processes, ultrasonic spray coating is a very appropriate method to meet this requirement, the parameters of atomization are greatly ...
Guang Hong Duan   +4 more
core   +1 more source

Direct numercal simulation for focused acoustic field with water surface rising by underwater ultrasonic wave

open access: yesNihon Kikai Gakkai ronbunshu
The focused acoustic field formed under the water surface raised by ultrasound exposure was numerically investigated to elucidate the relationship with the surface rising prior to ultrasonic atomization.
Masaya ORISAKI, Takeo KAJISHIMA
doaj   +1 more source

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