• Positrons

    From Stefan Ram@21:1/5 to Aether Regained on Sat Jul 5 19:43:23 2025
    Aether Regained <[email protected]> wrote or quoted:
    | The
    |evidence for the positron is a lot stronger than the evidence for say
    |quarks.

    We probably shouldn't think of these particles as something out
    there on their own. They're more like tools we came up with so
    we could build devices that work off those ideas. So, it's really
    about whether a certain particle actually /comes in handy/.

    The positron turned out to be pretty useful. Just look at the PET
    (Positron Emission Tomography) scanner. There's a lot of solid proof
    that PET scanners have helped save lives by letting doctors spot
    how diseases are moving along and see if treatments are working.

    (We look back now and think folks way back were clueless for
    believing planets moved around the sun on /epicycles/. But
    honestly, the ancient astronomers who came up with epicycles
    - like Apollonius of Perga, Hipparchus, and especially Ptolemy -
    didn't actually buy into that! They knew those were just /handy
    tools/ for figuring out where the planets would be later on.)

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  • From x@21:1/5 to Stefan Ram on Sat Jul 5 14:12:11 2025
    On 7/5/25 12:43, Stefan Ram wrote:
    Aether Regained <[email protected]> wrote or quoted:
    | The
    |evidence for the positron is a lot stronger than the evidence for say |quarks.

    We probably shouldn't think of these particles as something out
    there on their own. They're more like tools we came up with so
    we could build devices that work off those ideas. So, it's really
    about whether a certain particle actually /comes in handy/.

    The positron turned out to be pretty useful. Just look at the PET
    (Positron Emission Tomography) scanner. There's a lot of solid proof
    that PET scanners have helped save lives by letting doctors spot
    how diseases are moving along and see if treatments are working.

    (We look back now and think folks way back were clueless for
    believing planets moved around the sun on /epicycles/. But
    honestly, the ancient astronomers who came up with epicycles
    - like Apollonius of Perga, Hipparchus, and especially Ptolemy -
    didn't actually buy into that! They knew those were just /handy
    tools/ for figuring out where the planets would be later on.)

    At some point I think the word 'weak' needs to be used a lot also.

    A 'strong force' is supposed to hold all of the 'protons' together
    in the 'nucleus'. (And what does a quantum duck say, 'quark, quark'.)

    I guess a 'weak force' allows the decay of a 'neutron' into a
    'proton and an electron' (and a 'neutrino'). (Or something like
    that).


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  • From =?UTF-8?Q?Maciej_Wo=C5=BAniak?=@21:1/5 to Aether Regained on Wed Jul 9 07:27:52 2025
    XPost: sci.physics.relativity, sci.math

    On 7/8/2025 10:00 PM, Aether Regained wrote:

    Physical evidence is of course primary,

    Any "physical evidence" for that nonsensical
    wishful thinking?

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  • From Bertitaylor@21:1/5 to All on Sun Jul 20 13:19:44 2025
    XPost: sci.physics.relativity, sci.math

    When protons get bashed up by electrons lots of weird stuff get around.
    A positron is one such. A small proton just as a muon is a heavy
    electron.

    Could happen when a neutron (a proton electron pair) gets bashed up. The electron becomes fatter and the proton mutates to positron

    Woof woof woof-woof woof woof-woof woof

    Bertietaylor

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  • From Bertitaylor@21:1/5 to All on Sun Jul 20 22:47:10 2025
    XPost: sci.physics.relativity, sci.math

    When you bust a neutron you get positrons and muons. That happens
    naturally in the Sun and artificially on Earth.

    Woof woof

    Bertietaylor

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  • From Bertitaylor@21:1/5 to All on Mon Jul 21 07:40:19 2025
    XPost: sci.physics.relativity, sci.math

    E is mcc crap put into simple radioactive process to confuse matters
    such as neutrino, anti or otherwise. Hoax.

    WOOF woof-woof woof woof woof-woof

    Bertietaylor

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