Can Potential Energy Convert Directly into Matter?

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Discussion Overview

The discussion revolves around the potential for potential energy to convert directly into matter, exploring the relationship between energy, momentum, and matter creation. Participants examine concepts related to pair production, kinetic energy, and the conditions under which energy can lead to matter formation.

Discussion Character

  • Exploratory
  • Debate/contested
  • Conceptual clarification

Main Points Raised

  • Some participants propose that momentum is derived from speed, suggesting that photons, despite having no mass, possess momentum due to their energy.
  • It is noted that energy can take many forms, and photons can create matter (e.g., electron-positron pairs) because they have momentum.
  • Others argue that potential energy cannot be directly converted into matter without some form of interaction, implying that a source of energy is necessary for such processes.
  • A participant mentions that gravitational potential energy, as seen in the sun, plays a role in processes like fusion that lead to the emission of photons, suggesting a complex relationship between different energy forms.

Areas of Agreement / Disagreement

Participants express differing views on whether potential energy can convert directly into matter, with some suggesting it cannot without interaction, while others explore the broader implications of energy forms and momentum.

Contextual Notes

There are unresolved questions regarding the specific mechanisms by which potential energy might convert to matter and the necessary conditions for such a conversion to occur.

big_bounce
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Hello all .

We know matter has momentum and because of this creation of pair production occur by photons , because photons have momentum .
Or kinetic energy of collide two objects can create matter because objects in moving have momentum .

But can potential energy directly convert to matter ? if can , momentum comes from where ? from energy ?

Thanks
 
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momentum comes from when something is having a speed or traveling.
A photon doesn't have mass but it has speed and since Einstein we know that speed means something has energy(kinetic) and energy can create and does create matter.
yes momentum come from energy.As the source that emitted photons had to have energy in the first place , otherwise those photons wouldn't be emitted.
 
Crazymechanic said:
momentum comes from when something is having a speed or traveling.
A photon doesn't have mass but it has speed and since Einstein we know that speed means something has energy(kinetic) and energy can create and does create matter.
yes momentum come from energy.As the source that emitted photons had to have energy in the first place , otherwise those photons wouldn't be emitted.

Energy is just a quantity that has many forms .
Photon is not just energy it is an elementary particle and every elementary particles have momentum .
Forms of energy like photon can create electron-positron because photon has momentum .

kinetic energy is a form of energy that belonging a object in moving and a object in moving always has momentum .
 
@big_bounce No I was thinking rather in terms that for the photon to be emitted and have kinetic energy there needs to be a source like the sun or a radio transmitter or something like that.They don't just come up from "thin air"
Well energy comes in different forms yes but in the case of emitted photons the energy is kinetic resulting from velocity.
Was there something wrong with what I said or you just wanted to add? I got confused a little maybe there was a mistake in wording or principles.Although I don't think so.

Well I have to be honest there will be smarter people than me answering your last question about the potential energy but Usually I don't think potential energy can be converted directly.Like the charge of electrons or protons.There has to be an interaction.
Although the sun has large mass and the gravitational potential energy makes fusion possible and that creates Em radiation hence photons.How about that .
 
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