Toward Enhanced Aerosol Particle Adsorption in Never-Bursting Bubble via Acoustic Levitation and Controlled Liquid Compensation.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced science"
DOI: 10.1002/advs.202300049
Abstract: Bubbles in air are ephemeral because of gravity-induced drainage and liquid evaporation, which severely limits their applications, especially as intriguing bio/chemical reactors. In this work, a new approach using acoustic levitation combined with controlled liquid… read more here.
Keywords: liquid compensation; compensation; controlled liquid; acoustic levitation ... See more keywords
Experimental study on the improvement of surface integrity of tungsten steel using acoustic levitation polishing
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2018.04.043
Abstract: Abstract Surface integrity, including surface morphology, roughness, hardness and elastic modulus of tungsten steel, after the acoustic levitation polishing (ALP) process was investigated comprehensively. The mechanism of the ALP technology was first explored, and then… read more here.
Keywords: tungsten steel; process; surface; acoustic levitation ... See more keywords
Non-Contact Universal Sample Presentation for Room Temperature Macromolecular Crystallography Using Acoustic Levitation
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-48612-4
Abstract: Macromolecular Crystallography is a powerful and valuable technique to assess protein structures. Samples are commonly cryogenically cooled to minimise radiation damage effects from the X-ray beam, but low temperatures hinder normal protein functions and this… read more here.
Keywords: macromolecular crystallography; acoustic levitation; crystallography; contact universal ... See more keywords
Evaporation and drying kinetics of water-NaCl droplets via acoustic levitation
Sign Up to like & getrecommendations! Published in 2020 at "RSC Advances"
DOI: 10.1039/c9ra09395h
Abstract: The acoustic levitation method (ALM) is expected to be applied as a container-less processing technology in the material science, analytical chemistry, biomedical technology, and food science domains because this method can be used to levitate… read more here.
Keywords: droplet; acoustic levitation; evaporation; experimental results ... See more keywords
Selective polymorphism of α-glycine by acoustic levitation
Sign Up to like & getrecommendations! Published in 2020 at "CrystEngComm"
DOI: 10.1039/d0ce00856g
Abstract: In this work we investigate the crystallisation behaviour of glycine in water and in a binary solvent mixture in an acoustic levitator under controlled environmental conditions. High speed video microscopy was used to monitor the… read more here.
Keywords: levitation; polymorphism glycine; glycine acoustic; acoustic levitation ... See more keywords
Acoustic levitation in mid-air: Recent advances, challenges, and future perspectives
Sign Up to like & getrecommendations! Published in 2020 at "Applied Physics Letters"
DOI: 10.1063/5.0012660
Abstract: Mid-air acoustic levitation is becoming a powerful tool to suspend and manipulate millimetric objects. Because of its unique characteristics, acoustic levitation is suitable to trap a wide variety of materials such as liquids, solids, soap… read more here.
Keywords: levitation; air recent; acoustic levitation; levitation mid ... See more keywords
Acoustic levitation of a Mie sphere using a 2D transducer array
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Applied Physics"
DOI: 10.1063/5.0037344
Abstract: Most acoustic levitation techniques are limited to objects smaller than half the wavelength. To overcome this limit, different strategies have been proposed for suspending macroscopic objects in mid-air. Two approaches to levitate spherical and non-spherical… read more here.
Keywords: array; levitation; mie sphere; acoustic levitation ... See more keywords
A Contactless Stage Based on Near-Field Acoustic Levitation for Object Handling and Positioning—Concept, Design, Modeling, and Experiments
Sign Up to like & getrecommendations! Published in 2019 at "IEEE/ASME Transactions on Mechatronics"
DOI: 10.1109/tmech.2019.2935428
Abstract: A technology demonstrating a stage capable of positioning an object in the X–Y plane and performing rotation on a thin layer of air without contact is presented. By creating ultrasonic vibrations in an annulus structure,… read more here.
Keywords: field; acoustic levitation; object; stage ... See more keywords
Development of an Acoustic Levitation Linear Transportation System Based on a Ring-Type Structure
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2017.2673244
Abstract: A linear acoustic levitation transportation system based on a ring-type vibrator is presented. The system is composed by two 21-kHz Langevin transducers connected to a ring-shaped structure formed by two semicircular sections and two flat… read more here.
Keywords: ring type; acoustic levitation; system; transportation system ... See more keywords
Investigation of a Novel Acoustic Levitation Technique Using the Transition Period Between Acoustic Pulse Trains and Electrical Driving Signals
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2021.3124278
Abstract: Acoustic levitation is considered one of the most effective noncontact particle manipulation methods, along with aerodynamic, ferromagnetic, and optical levitation techniques. It is not restricted by the material properties of the target. However, existing acoustic… read more here.
Keywords: acoustic pulse; pulse trains; acoustic levitation; electrical driving ... See more keywords
Multi-Frequency Acoustic Levitation and Trapping of Particles in All Degrees of Freedom
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2022.3149302
Abstract: Stabilization of the position and orientation of non-spherical, sub-wavelength particles in mid-air is required for using acoustic levitation forces in applications such as automation of micro manufacturing processes, 3-D scanning, and inspection. Acoustic locking has… read more here.
Keywords: multi frequency; levitation forces; stabilizing torque; acoustic levitation ... See more keywords