Is the highest frequency possible the inverse of Planck time?

In summary, the highest frequency possible is known as the Planck frequency, which is approximately 1.855 x 10^43 hertz. It is the maximum frequency that can exist in the universe according to the Planck scale. The inverse of Planck time is directly related to the highest frequency possible, and it is believed to be a constant value based on the fundamental properties of the universe. The concept of Planck time and frequency is important in understanding the small scale of the universe and in theoretical physics.
  • #1
brajesh
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TL;DR Summary
Is the highest frequency possible the inverse of Planck time?
Is the highest frequency possible the inverse of Planck time?
Separate or connected question, what's the highest frequency achievable practically today?
 
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  • #2
brajesh said:
Is the highest frequency possible the inverse of Planck time?
No, as far as we know based on the best current theories (but we haven't done a lot of experiments at the Planck scale so it's possible that these theories break down at that scale and we haven't seen it).

You may want to take a look at this Insights article: https://www.physicsforums.com/insights/hand-wavy-discussion-planck-length/
 
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  • #3
'Planck scale units' don't limit anything.
 

1. What is the highest frequency possible?

The highest frequency possible is known as the Planck frequency, which is equal to 1 divided by the Planck time.

2. What is the Planck time?

The Planck time is the smallest unit of time that has any physical meaning. It is approximately 5.39 x 10^-44 seconds.

3. Is the highest frequency possible the same as the speed of light?

No, the highest frequency possible is not the same as the speed of light. The speed of light is a constant, while the highest frequency possible is determined by the Planck time.

4. How does the Planck time relate to quantum mechanics?

The Planck time is a fundamental constant in quantum mechanics and is used to describe the time scale at which quantum effects become significant.

5. Can the highest frequency possible be observed or measured?

No, the highest frequency possible is beyond the current capabilities of technology and cannot be directly observed or measured. It is a theoretical concept based on the Planck time and the laws of quantum mechanics.

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