Fields & Energy: Path of Least Resistance?

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Discussion Overview

The discussion revolves around the concept of fields in physics, particularly in relation to energy, work, and the behavior of particles in the context of the double slit experiment. Participants explore the nature of fields, self-interactions, and the implications of zero-point energy, with a focus on theoretical interpretations and speculative ideas.

Discussion Character

  • Exploratory
  • Conceptual clarification
  • Debate/contested

Main Points Raised

  • Some participants propose the existence of a field that does no work and thus does not constitute energy, suggesting that particles might travel along paths of least resistance within this field.
  • Others argue that the idea of particles taking specific paths conflicts with the standard interpretation that particles interfere by taking all possible paths, raising questions about the nature of interference and complementarity.
  • A participant introduces the concept of self-energy interactions in fields, mentioning that particles are surrounded by clouds of virtual particles and discussing the implications of quantum field theory (QFT) on energy conservation.
  • There is speculation about the nature of energy and whether it could be a property of the geometry of space itself, with references to zero-point energy and its undetected status.
  • One participant muses that zero-point energy might be undetectable because it is uniformly distributed, leading to a ground state that appears to be zero energy.

Areas of Agreement / Disagreement

Participants express multiple competing views regarding the nature of fields and energy, with no consensus reached on the interpretations or implications of the discussed concepts.

Contextual Notes

Participants acknowledge the complexities of quantum field theory and the uncertainty surrounding the definitions and implications of energy and fields, particularly in relation to the double slit experiment.

mee
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Could there be a field that is capable of doing no work, which makes it not energy, which is what interferes with itself in the double slit experiment? Perhaps particles travel along the path of least resistance in this field? Okay so I'm a novice already... :)
 
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Maybe you could make yourself a little clearer? Your idea that particles travel through the field via the paths of least resistance seems to be at variance with your idea that it is the field which interacts with itself. You might consider the particles disturbances of the field, and I believe this has already been done, but I know little to nothing about the theory (QFT anyone?).
The trouble is, according to standard theory, the interference is caused by the particle taking every possible path, and therefore you can't really talk about the particle taking a particular path at the same time as it interfering with anything (although I believe complementarity has been thrown into some doubt as of late), but wait for a more authoritative response before making any conclusions.
 
mee said:
Could there be a field that is capable of doing no work, which makes it not energy, which is what interferes with itself in the double slit experiment? Perhaps particles travel along the path of least resistance in this field? Okay so I'm a novice already... :)


A field can always interact with itself through self-energy-interactions. I mean that a particle (quantum of the field) is always surrounded by a cloud of virtual particles. With these particles virtual elektron and positron-pairs can be constructed. Remember that in QFT the principle of energy-conservation can be offended for a very short time because of the uncertainty between energy and time plus the uncertainty between position and momentum (kinetic energy). The vacuum or groundstate in QFT is not really empty but is constructed out of these virtual particles. Think of the famous Casimir-effect.


the point i am trying to make is
If there is not energy ?? then what is there ?
 
marlon said:
A field can always interact with itself through self-energy-interactions. I mean that a particle (quantum of the field) is always surrounded by a cloud of virtual particles. With these particles virtual elektron and positron-pairs can be constructed. Remember that in QFT the principle of energy-conservation can be offended for a very short time because of the uncertainty between energy and time plus the uncertainty between position and momentum (kinetic energy). The vacuum or groundstate in QFT is not really empty but is constructed out of these virtual particles. Think of the famous Casimir-effect.


the point i am trying to make is
If there is not energy ?? then what is there ?


I thought it might be a property of the geometry of space itself, perhaps this would be energy, its just that since this energy (zero-point energy?) has never been detected, it is just a property of space. Thanks for being so patient with my musings. :)
 
Perhaps this zero point energy hasn't been detected because it is everywhere and thus what appears as a ground state of zero is actually higher than that but can't be measured as that because it is virtually the same everywhere and can't be escaped. My uneducated musing.
 

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