The rest mass of Higgs boson estimated to be close to
100 GeV
Higgs Boson Rest Mass Estimation
The Higgs boson is a fundamental particle recognized for its role in the Standard Model of particle physics. It is associated with the Higgs field, which imparts mass to other elementary particles like quarks and W and Z bosons. Understanding the characteristics of the Higgs boson, particularly its rest mass, is vital for confirming theoretical predictions in physics.
Understanding Particle Rest Mass and Units
The rest mass of a particle is its inherent mass when it is stationary. This intrinsic property is linked to the particle's total energy when at rest, famously described by Albert Einstein's mass-energy equivalence formula, \(E=mc^2\). In the realm of particle physics, mass is commonly measured in units of energy, such as electronvolts (eV), Mega-electronvolts (MeV), or Giga-electronvolts (GeV). Note that \(1 \text{ GeV} = 10^9 \text{ eV}\) and \(1 \text{ GeV} = 1000 \text{ MeV}\).
Evaluating the Options for Higgs Boson Mass
The Higgs boson's experimentally determined rest mass is approximately $125$ GeV. Let's analyze the provided options in comparison to this established value:
- Option 1: 0.5 MeV
To compare this value, we convert it to GeV. Since \(1 \text{ GeV} = 1000 \text{ MeV}\), \(0.5 \text{ MeV}\) is equal to \(0.5 / 1000 \text{ GeV}\), which is \(0.0005 \text{ GeV}\). This value is substantially less than the known mass of the Higgs boson. - Option 2: 900 MeV
Converting this measurement to GeV gives us \(900 \text{ MeV} = 900 / 1000 \text{ GeV} = 0.9 \text{ GeV}\). This quantity is also significantly smaller than the Higgs boson's actual rest mass. - Option 3: 100 GeV
This option, $100$ GeV, is quite close to the experimentally measured value of approximately $125$ GeV. It represents a reasonable approximation among the choices. - Option 4: 1000 GeV
This value is equivalent to $1$ TeV (Tera-electronvolt). While the Higgs boson's mass falls within the GeV energy scale, $1000$ GeV is considerably higher than its measured rest mass of $125$ GeV.
Conclusion on Higgs Boson Mass Approximation
By comparing the given options with the accepted experimental value of the Higgs boson's rest mass, which is around $125$ GeV, the closest estimate provided is $100$ GeV. Therefore, $100$ GeV is the most fitting approximation among the choices presented.
Similar Questions
Which of the following is the general formula for saturated hydrocarbons?
Rutherford's alpha particle scattering experiment on thin gold foil was responsible for the discovery of ________.
Consider the following statement: "An atomic number of an element is a more fundamental property than its atomic mass." Who among the following scientists has made the above statement?
Which one of the following elements does not form solid hydrogen carbonate?
The elemental composition of an adult human body by mass is
Which of the following particles are subatomic particles?
1. Electron
2. Proton
3. Neutron
4. Muon
Select the correct answer using the code given below.
The chemical properties of an element depend upon ________.
Which one of the following statements is correct?
An electron and a proton starting from rest get accelerated through potential difference of 100 kV. The final speeds of the electron and the proton are V e and V p respectively. Which one of the following relations is correct?
Scattering of a-particles by a thin gold foil suggests the presence of
Important Questions from Structure of Atom
- How many moles of He atoms are present in its 20 u mass ?
Which of the following electron transition in hydrogen atom will require largest amount of energy?
A species having 8 electrons in the third shell is very reactive while the other species having 8 electrons in the third shell is very inactive they are :
Which of the following is the general formula for saturated hydrocarbons?
Which one of the following is the average atomic mass of chlorine atom?
