Saturday, June 26, 2010

Reality, belief based on perception

When you think you understand the irrational, along comes rational.

"Double slit experiment explained Part I

The results of the double slit experiment are not as mysterious as all the literature and discussion about it would suggest. In fact quantum mechanics is not needed to understand the result at all! A basic understanding of the fundamentals of electrodynamics is all that is required. Look no farther than Maxwell’s equations. In part I will give the intuitive explanation, and in part II I will show the mathematical relationships explaining the results of the double slit experiment.

When light is shown through 2 slits an interference pattern emerges on a screen behind the slits illustrating how light waves constructively and destructively interfere with one another. When electrons are directed through the same 2 slits, one electron at a time, a similar interference pattern emerges over time. Intuitively one would expect that the electron particles would show a pattern of 2 bands directly behind each slit, however that’s not what has been demonstrated many times by many investigators. The electron particles build an interference pattern over time very similar to the interference pattern of light waves.

An electron has negative charge. A electron in free space radiates a electric field originating from the electron. This electrostatic field is easily demonstrated in high school physics. Most electrons have spin. A spinning electron induces a magnetic field perpendicular to the radiating electric field. This electromagnetic field radiates away from the spinning electron at the speed of light. A spinning electron emanating from an electron gun induces a secondary magnetic field which radiates away perpendicular from the line of direction of the moving negatively charged electron; similar to the magnetic field induced by an electric current in a wire. The electrostatic field, magnetic moment, and electromagnetic field induced from moving, spinning negative electric charge all travel at the speed of light. The resulting electromagnetic waves emanating from the spinning and moving electron arrive at the slits before the electron, because the electron is moving slower than the speed of light (slightly). By the time an electron reaches a slit, the propagating electromagnetic waves induced from the electron are already moving through the slits. The electromagnetic waves emanating from each slit interfere with one another on the other side of the slits. When the electron goes through one or the other slit it emerges within the wave field pattern of the electromagnetic waves that have already passed through the slits. The resulting electromagnetic waves, which originated from the moving, spinning electron, having passed through the slits form an interference pattern. The negatively charged electron interacts with the electromagnetic interference pattern such that it will be attracted to the positively reinforced EM waves and repelled from the negatively reinforced EM waves. The resulting interference pattern seen by the electrons on the screen behind the slits will coincide with the positive and negative interference of the resulting electromagnetic waves.

If electrons are treated as particles and electromagnetism are treated waves no other properties are required to explain the double slit experiment. Only the equations from electrodynamics are needed, with no quantum mechanics required. In part II I will show the minimum math required to explain the behavior of the electron interference pattern in the doulble slit experiment.
Mark Mattice"
I must leave others to debate how many angels can dance on the head of a pin.

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