Could the Higgs mass be very light (< 1ev)?

In summary, it is possible that the Higgs mass could be very light, even less than 1 electron volt (eV). This is known as the "light Higgs scenario" and is currently being investigated by scientists through experiments at the Large Hadron Collider (LHC). The main evidence for this comes from the ATLAS and CMS collaborations, but more data is needed for confirmation. A light Higgs mass would have significant implications for our understanding of the universe and could potentially shed light on the nature of dark matter and the origin of mass. However, it would also present challenges for physicists in terms of explaining its lightness and revising current theories. There may also be potential practical applications in technology, but further research is needed.
  • #1
johne1618
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Has a very light (less than 1eV) Higgs mass been excluded by theory and/or experiment?
 
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johne1618 said:
Has a very light (less than 1eV) Higgs mass been excluded by theory and/or experiment?

An extremely light Higgs (less than < 1ev) would be a catastrophe in astrophysics. Top amongst many other problems, it would destabilize stars like our own Sun.
 

1. Could the Higgs mass be very light?

Yes, it is possible that the Higgs mass could be very light, even less than 1 electron volt (eV). This is known as the "light Higgs scenario" and is currently being investigated by scientists.

2. What evidence suggests that the Higgs mass could be very light?

The main evidence for the possibility of a light Higgs mass comes from the Large Hadron Collider (LHC) experiments, specifically the ATLAS and CMS collaborations. These experiments have observed hints of a light Higgs boson, but more data is needed to confirm this.

3. How would a light Higgs mass impact our understanding of the universe?

A light Higgs mass would have significant implications for our understanding of the universe and the fundamental forces at work. It could potentially shed light on the nature of dark matter and provide a better understanding of the origin of mass in the universe.

4. What challenges would arise if the Higgs mass is very light?

If the Higgs mass is very light, it would present several challenges for physicists. One of the main challenges would be explaining why the mass is so light and what mechanism is responsible for it. This would also require revising current theories and models of particle physics.

5. Could a light Higgs mass have any practical applications?

A light Higgs mass may have practical applications in technology, particularly in the development of new energy sources or new materials. However, these potential applications are still largely theoretical and would require further research and development.

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