B Is the highest frequency possible the inverse of Planck time?

[brajesh]

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?

 

[Nugatory]

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/

 

[Meir Achuz]

'Planck scale units' don't limit anything.