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Re: [Phys-L] let's define energy

From: Bernard Cleyet <bernardcleyet@redshift.com>
Date: Sun, 27 Sep 2015 14:20:18 -0700

On 2015, Sep 27, , at 13:16, Moses Fayngold <moshfarlan@yahoo.com> wrote:

..suppose an electron meets a positron. The two of them annihilate each other, and a couple of gamma rays go flying off, with 511 keV of energy apiece. In this situation ...

One assumes the e-leptons not moving to obtain 2X 511? (in lab. frame?)

bc remembers SLAC's life extended by the “Tennis Racket” addition.

Follow-Ups:
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References:
- Re: [Phys-L] let's define energy
  - From: David Bowman <David_Bowman@georgetowncollege.edu>
- Re: [Phys-L] let's define energy
  - From: Moses Fayngold <moshfarlan@yahoo.com>

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