On Tue, Dec 25, 2018 at 10:52 AM John Clark <[email protected]> wrote:

> On Mon, Dec 24, 2018 at 4:35 PM Bruce Kellett <[email protected]>
> wrote:
>
> > *You seem to be convinced by inflation theory. *
>>
>
> No I'm just playing devil's advocate. I'm not convinced it's right I'm
> just not convinced it's dead wrong as you seem to be.
>

I think the many problem with inflationary theory are too easily overlooked.


>
> *> Why has the inflation not been seen at LHC?*
>>
>
> The LHC just went offline, when it comes back online after 2 years of
> upgrades it should reach energies close to 15 TeV which corresponds to a
> temperature of 10^17 Kelvin, and that is the temperature the entire
> universe was in when it was about 10^-17 seconds old. But inflation was
> over by the time the universe was 10^-35 seconds old. To inflation the
> universe was already ancient when it was 10^-17 seconds old.
>

I meant to write that the "inflaton", the particle associated with the
inflation field, would have been seen at LHC since it must couple strongly
to normal matter, but Google's autocorrect got the better of me, and
correct "inflaton" to "inflation". Reach big bang temperatures at the LHC
is not the issue here.



> This may be related to the fact that no particle accelerator has found
> anything surprising in 50 years; but telescopes have, they've revealed new
> physics to us.
>
>
>> *> At the end of the inflationary period, the temperature was absolute
>> zero everywhere -- no fluctuations.*
>>
>
> If something was at absolute zero it would violate the third law of
> thermodynamics. It would also violate quantum mechanics because you'd know
> exactly what the velocity of a particle was (zero) and therefore its
> position would not be meaningful because division by zero is not defined.
>

Inflation is a semiclassical theory, and the field is treated classically,
except when people want to introduce fluctuations. But they forget that
there are no such things as quantum fluctuations -- there are only
different results obtained from repeated measurement of the same state.
Getting density fluctuations from quantum mechanics would violate energy
conservation.

Bruce

>
>

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