Wednesday, December 16, 2020

The "lifetime" of a vacuum polarization pair is very short? Then the Feynman integral converges

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https://physics.stackexchange.com/questions/53802/what-is-delta-t-in-the-time-energy-uncertainty-principle The Heisenberg uncertainty relati...
Sunday, December 13, 2020

Honoring conservation of the speed of the center of mass removes divergence in vacuum polarization?

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In our previous blog post we argued that the energy E of the the positron and the electron in a vacuum polarization loop has to be greater o...
Saturday, December 12, 2020

What kind of operations in a Feynman diagram honor conservation of the speed of the center of mass?

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NOTE December 14, 2020: We can allow negative masses in classical physics, and still honor conservation laws. A negative mass just moves in ...
Friday, December 11, 2020

The logic of Pauli-Villars renormalization and Kenneth Wilson's hypothesis

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https://www.mpi-hd.mpg.de/personalhomes/harman/HCI-WS2013-2014/Lecture-11.pdf   (Zoltan Harman, 2014) The mathematical limit of the vacuum p...
Thursday, December 10, 2020

Feynman vacuum polarization pair breaks conservation of the center of mass in the general case?

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A few days ago we remarked that if a virtual pair absorbs a real  photon and delays its progress (for half a wavelength), then conservation ...

A resolution of the Abraham-Minkowski controversy about the momentum of a photon in a medium: Abraham is right

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https://en.wikipedia.org/wiki/Abraham–Minkowski_controversy The controversy touches our analysis of the photon phase shift in the real photo...

Vacuum energy is zero, not infinite?

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https://en.wikipedia.org/wiki/Vacuum_energy Each point in space could  act as an oscillator for an electromagnetic wave. In quantum mechanic...