Discussion:
nuclear clock better then 'atomic' clock?? What's in a name...
(too old to reply)
Jan Panteltje
2024-09-05 05:20:08 UTC
Permalink
Major leap for nuclear clock paves way for ultraprecise timekeeping
https://www.sciencedaily.com/releases/2024/09/240904130817.htm
September 4, 2024
Source:
National Institute of Standards and Technology (NIST)
Summary:
Nuclear clocks would measure time based on changes inside an atom's nucleus,
which would make them less sensitive to external disturbances and potentially
more accurate than atomic clocks.
These clocks could lead to improved timekeeping and navigation,
faster internet speeds, and advances in fundamental physics research.
Scientists have demonstrated key components of a nuclear clock,
such as precise frequency measurements of an energy jump in a thorium-229
nucleus.

future babble?
Paper is 25 dollars measured at today's nuclear inflation time, eh speed
I would have thought that NIST, financed by public money,
would publish their papers for free for thee.
Jeroen Belleman
2024-09-05 08:11:30 UTC
Permalink
Post by Jan Panteltje
Major leap for nuclear clock paves way for ultraprecise timekeeping
https://www.sciencedaily.com/releases/2024/09/240904130817.htm
September 4, 2024
National Institute of Standards and Technology (NIST)
Nuclear clocks would measure time based on changes inside an atom's nucleus,
which would make them less sensitive to external disturbances and potentially
more accurate than atomic clocks.
These clocks could lead to improved timekeeping and navigation,
faster internet speeds, and advances in fundamental physics research.
Scientists have demonstrated key components of a nuclear clock,
such as precise frequency measurements of an energy jump in a thorium-229
nucleus.
future babble?
Paper is 25 dollars measured at today's nuclear inflation time, eh speed
I would have thought that NIST, financed by public money,
would publish their papers for free for thee.
You already mentioned this back in May. This is the follow-up we all
expected.

Jeroen Belleman
Jan Panteltje
2024-09-05 09:51:29 UTC
Permalink
On a sunny day (Thu, 5 Sep 2024 10:11:30 +0200) it happened Jeroen Belleman
Post by Jeroen Belleman
Post by Jan Panteltje
Major leap for nuclear clock paves way for ultraprecise timekeeping
https://www.sciencedaily.com/releases/2024/09/240904130817.htm
September 4, 2024
National Institute of Standards and Technology (NIST)
Nuclear clocks would measure time based on changes inside an atom's nucleus,
which would make them less sensitive to external disturbances and potentially
more accurate than atomic clocks.
These clocks could lead to improved timekeeping and navigation,
faster internet speeds, and advances in fundamental physics research.
Scientists have demonstrated key components of a nuclear clock,
such as precise frequency measurements of an energy jump in a thorium-229
nucleus.
future babble?
Paper is 25 dollars measured at today's nuclear inflation time, eh speed
I would have thought that NIST, financed by public money,
would publish their papers for free for thee.
You already mentioned this back in May. This is the follow-up we all
expected.
Jeroen Belleman
When you come to s^Hthink of it, 'time' is a very interesting thing.

If we (well 'I') look at clock speed variations in a different gravitational field
one can wonder if there may be a better way to 'define' time,
one that does not depend on the present gravitational field. (Le Sage compression in my view).
Then if we look 'elsewhere' at for example the repeating radio burst or gamma ray bursts from
stars / space, and possibly from stars / places outside our 'universe..
Or in a total different way..
Any ideas?
Martin Brown
2024-09-05 09:32:04 UTC
Permalink
Post by Jan Panteltje
Major leap for nuclear clock paves way for ultraprecise timekeeping
https://www.sciencedaily.com/releases/2024/09/240904130817.htm
September 4, 2024
National Institute of Standards and Technology (NIST)
Nuclear clocks would measure time based on changes inside an atom's nucleus,
which would make them less sensitive to external disturbances and potentially
more accurate than atomic clocks.
These clocks could lead to improved timekeeping and navigation,
faster internet speeds, and advances in fundamental physics research.
Scientists have demonstrated key components of a nuclear clock,
such as precise frequency measurements of an energy jump in a thorium-229
nucleus.
future babble?
Paper is 25 dollars measured at today's nuclear inflation time, eh speed
I would have thought that NIST, financed by public money,
would publish their papers for free for thee.
Nature is an expensive journal to run and publish. They charge for
access. This is getting less common many are now free access.

The paper you want here isn't on arxiv that I can see but this one is:

https://arxiv.org/abs/2404.13023

Any university or copyright library will subscribe to Nature - you
shouldn't have to travel far to find a copy. My UK local library
provides digital access to many journals, magazines and newspapers.

It was a side effect of Covid that for health reasons they no longer
take paper copies of such transient material.
--
Martin Brown
Jan Panteltje
2024-09-05 10:03:50 UTC
Permalink
On a sunny day (Thu, 5 Sep 2024 10:32:04 +0100) it happened Martin Brown
Post by Martin Brown
Post by Jan Panteltje
Major leap for nuclear clock paves way for ultraprecise timekeeping
https://www.sciencedaily.com/releases/2024/09/240904130817.htm
September 4, 2024
National Institute of Standards and Technology (NIST)
Nuclear clocks would measure time based on changes inside an atom's nucleus,
which would make them less sensitive to external disturbances and potentially
more accurate than atomic clocks.
These clocks could lead to improved timekeeping and navigation,
faster internet speeds, and advances in fundamental physics research.
Scientists have demonstrated key components of a nuclear clock,
such as precise frequency measurements of an energy jump in a thorium-229
nucleus.
future babble?
Paper is 25 dollars measured at today's nuclear inflation time, eh speed
I would have thought that NIST, financed by public money,
would publish their papers for free for thee.
Nature is an expensive journal to run and publish. They charge for
access. This is getting less common many are now free access.
https://arxiv.org/abs/2404.13023
Cool! got the paper, reading it.

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