Re: [Vo]:Moving Moire beats

2020-10-22 Thread H LV
Yes, I have noticed wagon wheels turning in the "wrong" direction in movies. Since wheels do not really behave like this the phenomena of backward moving beats is usually classified as an optical artifact with no deep significance for physics. However, the black and white stripes of the moire

Re: [Vo]:Moving Moire beats

2020-10-22 Thread Terry Blanton
You ever see a wheel turn backwards from the direction of the vehicle on a movie? On Thu, Oct 22, 2020 at 1:23 PM H LV wrote: > Don, > There is a lot of material to digest. > > People who are well versed in the mathematical properties of waves > probably don't find any of this astonishing, but

Re: [Vo]:unsubscribe

2020-10-22 Thread Terry Blanton
send that same message to vortex-l-requ...@eskimo.com to unsubscribe. On Thu, Oct 22, 2020 at 5:09 PM Andrea Selva wrote: > >

[Vo]:unsubscribe

2020-10-22 Thread Andrea Selva

[Vo]:unsuscribe

2020-10-22 Thread Andrea Selva

Re: [Vo]:Moving Moire beats

2020-10-22 Thread H LV
Don, There is a lot of material to digest. People who are well versed in the mathematical properties of waves probably don't find any of this astonishing, but until I watched the video of moving moire beats I didn't know beats could move backwards relative to the direction of the motion of the

[Vo]:The Polymath

2020-10-22 Thread H LV
In 2018 the sociologist Dr. Angela Cotellessa wrote her doctoral dissertation on contemporary polymaths or renaissance persons. Her research involved interviewing many people who self-identified as polymaths. Her subjects described the rewards and struggles of being a polymath in today's culture.

Re: [Vo]:Acoustic demonstration of beats

2020-10-22 Thread Don86326
Hi Jones, Some googlin' found Cameron Jones, a fungal expert now in private industry... https://www.drcameronjones.com/pages/academicpublications Here's a couple of his papers listed on with /plasmon resonance/: JONES, C.L. (2004). Exploiting the Surface Plasmon Resonance Effect