Results 21 to 30 of about 114,205 (309)

Synthesis of Graphene Oxide Through Ultrasonic Assisted Electrochemical Exfoliation

open access: yesOpen Chemistry, 2019
We report a ‘green’, simple and efficient approach for the production of graphene oxide (GO) by ultrasonic assisted electrochemical exfoliation of graphite rods, and by using Improved Hummers’ graphene oxide (IGO) as an electrolyte.
Aksoy Canser, Anakli Duygu
doaj   +1 more source

Investigation of Cylindrical Piezoelectric and Specific Multi-Channel Circular MEMS-Transducer Array Resonator of Ultrasonic Ablation

open access: yesMicromachines, 2021
Background: A cylindrical piezoelectric element and a specific multi-channel circular microelectromechanical systems (MEMS)-transducer array of ultrasonic system were used for ultrasonic energy generation and ablation.
Jian-Chiun Liou   +2 more
doaj   +1 more source

Effectiveness of ultrasonic energy in introitoplasty

open access: yesRussian Journal of Pediatric Surgery, 2022
Introduction. Currently, the application of ultrasonic energy for tissue dissection is a routine practice in surgery. Its effectiveness and safety has been proven in proctology, pediatric coloproctology, surgeries in the endocrine organs and in the abdominal organs.Material and methods.
A. V. Anikiev   +5 more
openaire   +1 more source

Influence of ultrasonic wave on wetting angle between metal phase and ceramic phase

open access: yesFenmo yejin jishu, 2021
The wettability between the metal phase and the ceramic phase plays an important role in the properties of the ceramic cutting tools. To improve the solid−liquid interface structure and enhance the comprehensive properties of the ceramic materials, the ...
GUO Fu-cheng   +3 more
doaj   +1 more source

Ultrasound-Assisted Synthesis for the Control of Silver Nanoparticle Size: A Preliminary Study on the Influence of Pressure and pH

open access: yesCondensed Matter
The use of plasmonic nanoparticles for biosensor technology is dependent on nanoparticle size and morphology. This study determined the effect of pH and pressure on synthesizing silver nanoparticle size. In Method 1, a mixture of NaBH4 and sodium citrate
Paula Riascos   +3 more
doaj   +1 more source

Ultrasound assisted particle and cell manipulation on-chip [PDF]

open access: yes, 2013
Ultrasonic fields are able to exert forces on cells and other micron-scale particles, including microbubbles. The technology is compatible with existing lab-on-chip techniques and is complementary to many alternative manipulation approaches due to its ...
Cochran, Sandy   +2 more
core   +1 more source

Development of an Ultrasonic Airflow Measurement Device for Ducted Air

open access: yes, 2015
In this study, an in-duct ultrasonic airflow measurement device has been designed, developed and tested. The airflow measurement results for a small range of airflow velocities and temperatures show that the accuracy was better than 3.5% root mean square
Andrew B. Raine   +9 more
core   +1 more source

A comprehensive review of advances in ultrasonic vibration machining on SiCp/Al composites

open access: yesJournal of Materials Research and Technology, 2023
On account of the remarkable mechanical properties, SiCp/Al composites are extensively utilized in the aerospace industry, exhibiting a vast scope of applications.
Zhaojie Yuan   +8 more
doaj   +1 more source

Environmentally Improved Reactive Dyeing of Nylon 6 Electrospun Nanofibres Using Ultrasonic Energy

open access: yesPakistan Journal of Analytical & Environmental Chemistry
Sustainable dyeing practices are essential for reducing the environmental footprint of the industry. This study investigates the potential of ultrasonic-assisted dyeing as an eco-friendly alternative to conventional exhaust dyeing of Nylon 6 electrospun ...
Awais Khatri   +3 more
doaj   +1 more source

Advances in rotary ultrasonic machining system for hard and brittle materials

open access: yesAdvances in Mechanical Engineering, 2019
Rotary ultrasonic machining has been widely used for machining of hard and brittle materials due to the advantages of low cutting force, high machining accuracy, and high surface integrity.
Huilin Zhou   +5 more
doaj   +1 more source

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