Table of Contents
- 1 What are the three principles of quantum mechanics?
- 2 How does quantum mechanics describe light?
- 3 How do quantum particles know they are being observed?
- 4 What happens to the second image when a filter is polarized?
- 5 Are the results of the polarizer experiment Spooky?
- 6 How much light does the middle filter reduce the magnitude?
What are the three principles of quantum mechanics?
There are basically fOUf important principles of quantum mechanics, proven experimentally and which apply to the behavior of nuclear particles at small distances: the quanta of electromagnetic energy, the uncertainty principle, the Pauli exclusion principle, and the wave theory of particles of matter.
How does quantum mechanics describe light?
Quantum theory tells us that both light and matter consists of tiny particles which have wavelike properties associated with them. Light is composed of particles called photons, and matter is composed of particles called electrons, protons, neutrons.
What is a quantum observable?
In physics, an observable is a physical quantity that can be measured. In quantum physics, it is an operator, or gauge, where the property of the quantum state can be determined by some sequence of operations.
How do quantum particles know they are being observed?
In order for an observation (or measurement) to be made the object being observed must interact with the observing sensor. Particles are not sentient and do now”know” things. They don’t change their behavior. Their behavior is to behave ambiguously in some circumstances.
What happens to the second image when a filter is polarized?
If the polarization axis of the filter is aligned perpendicular to the plane of polarized light, the light is completely blocked by the filter; meanwhile the second image is as bright as can be. And if the filter is then turned 90-degrees in either direction, the second image reappears and the first image disappears.
What is the quantum mechanical uncertainty principle for position and momentum?
According to quantum mechanics, the more precisely the position (momentum) of a particle is given, the less precisely can one say what its momentum (position) is. This is (a simplistic and preliminary formulation of) the quantum mechanical uncertainty principle for position and momentum.
Are the results of the polarizer experiment Spooky?
Understood this way, the results of the polarizer experiment are indeed spooky. If the all-blocking equivalent of Figure 2 is constructed using sieves or color frequency filters (see Figures 4 and 5), we are certainly confident that the addition of more filters in the middle of the sequence will not yield different results at the end.
How much light does the middle filter reduce the magnitude?
Figure 13 shows the middle filter taking 0° polarized light (from the first filter) and crushing it to a 45° orientation. This causes the light to drop to about 71\% of its magnitude coming from the first filter. Figure 14