Strange, I pasted the link, but then the email accidentally sent prematurely without the link:
http://physics.stackexchange.com/questions/126986/where-does-the-electron-get-its-high-magnetic-moment-from On Tue, Dec 15, 2015 at 5:38 PM, John Berry <berry.joh...@gmail.com> wrote: > Robin, the question and perhaps some of the following comments made here > lend evidence to you being correct. > > > On Tue, Dec 15, 2015 at 5:34 PM, John Berry <berry.joh...@gmail.com> > wrote: > >> Robin, for what its worth I think you are probably right. >> >> A free electron having a magnetic moment makes no sense to me. >> >> On Tue, Dec 15, 2015 at 5:02 PM, Bob Cook <frobertc...@hotmail.com> >> wrote: >> >>> >>> >>> Where does the photon get its angular momentum, when it and its twin >>> appear from positron-electron enillalation? >>> >>> I am not familiar with what line splitting the cyclotron frequency is. >>> >>> Bob Cook >>> >>> -----Original Message----- From: mix...@bigpond.com >>> Sent: Monday, December 14, 2015 7:43 PM >>> To: vortex-l@eskimo.com >>> Subject: Re: [Vo]:Re: Magnetic moment .vs motion as source of magnetic >>> field >>> >>> >>> In reply to Bob Cook's message of Mon, 14 Dec 2015 19:29:26 -0800: >>> Hi, >>> [snip] >>> >>>> IMO free electrons have no magnetic moment, because they have no "spin", >>>>>>>> which >>>>>>>> >>>>>>> is not an intrinsic property of the electron, but rather a direct >>>> consequence of >>>> being bound to an atom.<<<< >>>> >>>> Now I would say that is a departure from conventional thinking. >>>> >>> >>> Yup. >>> >>> >>>> Can you further explain this conclusion? I would guess that you would >>>> say >>>> that an electron has no intrinsic angular momentum as well as photons >>>> having >>>> none. >>>> >>> >>> No, I think photons do have angular momentum, though I don't think >>> electrons do. >>> But it's just a hunch. One of the things that makes me think this is the >>> fact >>> when a free electron circles in a magnetic field, you get cyclotron >>> radiation, >>> but I would expect line splitting of the cyclotron frequency if free >>> electrons >>> also had an intrinsic magnetic moment. >>> >>> >>>> Bob Cook >>>> >>> Regards, >>> >>> Robin van Spaandonk >>> >>> http://rvanspaa.freehostia.com/project.html >>> >>> >> >
