Bruce Drinkwater

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Professor of Ultrasonics at the University of Bristol. Research on NDT, acoustofluidics, metamaterials. Editor at NDT&E Int and Proceedings of the Royal Society A. Cycles or walks whenever possible.
BBC story today on Pipebots, a project on the nondestructive inspection of water and sewerage pipes.
https://www.bbc.co.uk/news/science-environment-64052740
Water pipe robots could stop billions of litres leaking

About 20% of our water supply is lost to leaks and scientists say miniature 'pipe robots' could help.

BBC News
Swans on the Somerset levels. They seem to like it there. Not sure what they are up to though?
Nice special issue of Advanced healthcare materials on Biofabrication Applications... https://onlinelibrary.wiley.com/toc/21922659/2022/11/24
Xmas holidays at last. So, time for a cycle. Not deterred by rain, but getting 2 punctures reduced the fun a fraction.
Turned out to be a nice day for a bike ride in the country lanes around #bristol but definitely time to use winter gear.
Mini Ultrasonic Levitation Kit Is An Exercise In Sound Minimalist Design

For those that haven’t heard, ultrasonic levitation is a process by which two or more ultrasonic transducers are set opposite to each other and excited in such a way as to create a standing w…

Hackaday
I have been thinking about defining world records for acoustic levitation. If interested please take a look at the webpage below and send me your comments https://brucedrinkwater.com/levitation-world-records
Levitation world records

Bruce Drinkwater
Seagulls rule