Now this is a strange effect . This stunning video shows a bantam drop of silicone oil that ’s incessantly bouncing on a bath consisting of the same fluid . A fresh study provides an account — and it ’s a phenomenon antecedently conceive to be sole to the quantum realm .
It ’s call a pilot film - wave system , and it was an idea that was first suggest by Louis de Broglie in 1926 to trace the motion of quantum atom , namely electron that move in ringing to a comparable guiding wave .
In this caseful , a edition of cowcatcher - wave dynamics has been observed at the macro scale . In this telecasting — the product of study done by scientists the Technicla University of Denmark and MIT — a bathroom of atomic number 14 oil colour is vibrating in such a way that the waves get during the collision allow the droplet maintain its cohesion and either saltation or skim across the Earth’s surface . The drop achieves vibrancy with its wave field when the vibration amplitude is increase , take into account it to be propelled along the bath aerofoil .
Here are some more examples of how the droplet can be made to interact with the bath look on the characteristics of the wave field .
Super interesting ! As an aside , this is a different effect than thecoalescence cascade , which is what happens when a bed of air trapped beneath the droplet prevents it from straight off blend into the pool . It ’s also a study that reminds me a number of this : Ferrofluids that dance and multiply over a water - repelling surface .
High swiftness video reveals the outlandish physics of an ordinary water droplet
Watch ferrofluids dancing and multiply over a water supply - repelling Earth’s surface
Read the full study at AIP | Physics of Fluids : “ Exotic states of bouncing and take the air droplets . ”
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