Recent content by one_raven
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Detecting a Thumb Touching a Finger on Same Hand?
That's pretty sweet!- one_raven
- Post #12
- Forum: Electrical Engineering
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Detecting a Thumb Touching a Finger on Same Hand?
A passive NFC tag embedded into the ring... Could touching the thumb to one of the fingers cause a slight shift in the effective length of the tag's loop antenna?- one_raven
- Post #8
- Forum: Electrical Engineering
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Detecting a Thumb Touching a Finger on Same Hand?
What if the ring transmitted a signal, using the thumb as an antenna, and the bracelet were a receiver? Would touching a finger change the structure of the "antenna" and allow the bracelet pick up on the difference?- one_raven
- Post #5
- Forum: Electrical Engineering
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Detecting a Thumb Touching a Finger on Same Hand?
Not a game input device, necessarily, but an input device. No gloves or finger sensors. It has to be as unobtrusive as possible. Either a self-contained wrist device that could pass as a bracelet or watch, a self-contained ring that just looks like a ring, or both, connected wirelessly...- one_raven
- Post #3
- Forum: Electrical Engineering
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Detecting a Thumb Touching a Finger on Same Hand?
Would it be feasible to wear something on a wrist that could detect when the wearer's thumb is touching another finger on that same hand? Through changes in capacitance and/or resistance maybe – or something? If so, would it be able to tell which finger the thumb is touching? Where on the...- one_raven
- Thread
- hand
- Replies: 12
- Forum: Electrical Engineering
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Graduate Calculating Electromagnetic Force at 0 Distance?
OK. Let's take two other hypothetical particles, then. Again, disregard the Strong Interaction, so they can touch... Wouldn't them touching negate the effect of the Dielectric Constant, since there is no space between them? How could that be reflected in the calculation?- one_raven
- Post #3
- Forum: Electromagnetism
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Graduate Michelson-Gale-Pearson Refutation of Stokes-Planck - Help
Can a moderator move this to the Relativity sub-forum, please? Maybe it will get a response there.- one_raven
- Post #4
- Forum: Special and General Relativity
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Graduate Calculating Electromagnetic Force at 0 Distance?
If you'll allow me to disregard the effects of Strong Interaction, how would I calculate the Electromagnetic Force between two oppositely charged point particles that are in contact with one another? Let's assume two particles with opposite Elementary Charges: 1.60218E-19 and -1.60218E-19 and...- one_raven
- Thread
- Electromagnetic Electromagnetic force Force
- Replies: 4
- Forum: Electromagnetism
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Graduate Michelson-Gale-Pearson Refutation of Stokes-Planck - Help
I wasn't sure, because the Stokes-Planck theory was a classical interpretation that pre-dated Relativity - and, if it were accepted, would have stood in opposition to Relativity. Can I move it, or does a moderator have to?- one_raven
- Post #3
- Forum: Special and General Relativity
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Graduate Do Fundamental Particles Experience Heat?
Heat is a product of excited energy states of the fundamental particles that make up atoms, correct? So do the particles, themselves, get "hot" - or is heat just experienced as radiation on the macroscopic scale? Do neutrons, for example, have a thermal property at all?- one_raven
- Thread
- Experience Fundamental Fundamental particles Heat Particles
- Replies: 18
- Forum: Thermodynamics
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Graduate Can Any Photon Above Ionization Energy Provide Arbitrary K.E. to Electrons?
*subscribe* Thanks for the good question!- one_raven
- Post #2
- Forum: Electromagnetism
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Graduate Michelson-Gale-Pearson Refutation of Stokes-Planck - Help
I'm hoping for some help in understanding how the Michelson-Gale-Pearson experiment in 1925 is held as a refutation of the Stokes-Planck theory of gravitational aether drag. If I understand the Stokes-Planck theory correctly, complete dragging of the aether near a sufficiently massive body...- one_raven
- Thread
- Replies: 3
- Forum: Special and General Relativity
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News Chavez's Fiery Speech at U.N. Summit Sparks Controversy
He openly and angrily lambasted Bush and his policies at the U.N. Summit. He even went as far as saying the U.N. should be moved out of the U.S. http://news.yahoo.com/s/ap/20050916/ap_on_re_la_am_ca/un_chavez Overall, it's not really that interesting of an article, but this part really stood...- one_raven
- Thread
- Replies: 12
- Forum: General Discussion
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News So, you consider yourself a Democrat, do you?
I didn't do that at all. Nowhere in this thread did I bash anyone's political philosophy. Nowhere did I say that this ideology is better than that one. This has nothing at all to do with comparing and contrasting the merits and pitfalls of anyone philosophy over another. Please point out to...- one_raven
- Post #106
- Forum: General Discussion
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News So, you consider yourself a Democrat, do you?
1.) That's a hell of a collection of assumptions to make about somebody who you know VERY LITTLE about his polititcal views. 2.) Not everyone who has an original idea is a revolutionary, nor have they been published. I think elitist viewpoints like that really sell people short. This, as I...- one_raven
- Post #33
- Forum: General Discussion