Vote for Hybrid Inflation: Inflation Poll

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    Inflation Poll
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The discussion centers on the preference for hybrid inflation as the best model of inflation. Hybrid inflation involves the interaction between two scalar fields, the inflaton and the Higgs field, leading to a first-order phase transition. Variants of this model include polynomial, tilted, and supersymmetric hybrid inflation. The original poster acknowledges an oversight in not including chaotic inflation in the poll options. Additionally, the concept of a "firework universe" is introduced as a potential inflation model that could explain dark matter.

the inflation poll

  • hybrid inflation

    Votes: 2 40.0%
  • old inflation

    Votes: 0 0.0%
  • new inflation

    Votes: 0 0.0%
  • natural inflation

    Votes: 0 0.0%
  • supernatural inflation

    Votes: 0 0.0%
  • noncommutative inflation

    Votes: 0 0.0%
  • curvaton model

    Votes: 0 0.0%
  • extended inflation

    Votes: 0 0.0%
  • k-inflation

    Votes: 0 0.0%
  • other

    Votes: 3 60.0%

  • Total voters
    5
meteor
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What's the best model of inflation? Give me your vote, please
My vote goes for hybrid inflation :smile:
 
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Originally posted by meteor
What's the best model of inflation? Give me your vote, please
My vote goes for hybrid inflation :smile:

how about describing hybrid inflation for us?

BTW in This Week's Finds #202 that just came out (you may have seen it on SPR) John Baez puts this riddle (about halfway down the post)

What is this sequence?

un, dos, tres, quatre, cinc, seis, set, vuit, nou, deu,...

You should know since you come from Barcelona :wink:
 
Is inflation driven by two real scalar fields (the inflaton and the Higgs field). They interact between them, so first the inflaton is slowly rolling through its potential, and then triggers the rolling of the Higgs field, that undergoes a fast rolling. Inflation ends in a first order phase transition.
It was proposed by D.Linde in 1991, though the paper is not online
Some variants of the model are polynomial hybrid inflation, tilted hybrid inflation, and supersymmetric hybrid inflation

Soon after I sent the poll, I realized my great mistake of not including chaotic inflation in the options. I tried to edit the poll, but was impossible. bad luck. It can go in "Other", jointly with other models such Q-ball inflation, extranatural inflation,
D-term inflation or brane-antibrane inflation

Ah, the sequence...It is easy since I speak catalan!But note that Eugene Catalan was not catalan at all, he was belgian!
 
Firework Universe

The firework universe beginning is one yet to be explored inflation possibility that accounts for the dark matter in the simplest way.
 
3I/ATLAS, also known as C/2025 N1 (ATLAS) and formerly designated as A11pl3Z, is an iinterstellar comet. It was discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) station at Río Hurtado, Chile on 1 July 2025. Note: it was mentioned (as A11pl3Z) by DaveE in a new member's introductory thread. https://www.physicsforums.com/threads/brian-cox-lead-me-here.1081670/post-7274146 https://earthsky.org/space/new-interstellar-object-candidate-heading-toward-the-sun-a11pl3z/ One...
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