Sound waves on a microchip measuring the world around us

https://techxplore.com/news/2023-03-microchip-links-nobel-prize-winning-techniques.html

"ceramic sheet (1000X thinner than hair) trampoline shaped patterned with holes to enhance interaction with lasers... trampoline's comb-like signature functions as ruler for distance measurement...  miniaturize on microchip... optical trap: using light to manipulate small particles with extreme precision in one spot... optical frequency combs: precise measurements of time and distance... high precision distance measurement in opaque materials, eg: underwater or medical imaging, using sound waves"