How does Higgs mechanism work?

Landau model. The Higgs mechanism is a type of superconductivity which occurs in the vacuum. It occurs when all of space is filled with a sea of particles which are charged, or, in field language, when a charged field has a nonzero vacuum expectation value.

How does the Higgs boson interact with other particles?

It turned out that as other particles of matter, such as electrons, move through the Higgs field, they interact with the Higgs bosons, which cling to or cluster around the matter particles, and give them their mass. The more Higgs boson particles that interact with the other particle, the more mass it attains.

How does the Higgs boson affect string theory?

String theory is formulated in 10 dimensions and has other properties that do not hold in our world. Finding a Higgs boson thus strongly supports the supersymmetric Standard Model, which in turn supports the notion that string theory is indeed the right approach to nature.

How does the Higgs mechanism give mass?

The Higgs field gives mass to fundamental particles—the electrons, quarks and other building blocks that cannot be broken into smaller parts. The energy of this interaction between quarks and gluons is what gives protons and neutrons their mass.

What is the purpose of a Higgs boson?

The Higgs boson is the fundamental particle associated with the Higgs field, a field that gives mass to other fundamental particles such as electrons and quarks. A particle’s mass determines how much it resists changing its speed or position when it encounters a force.

What causes mass?

According to the National Cancer Institute, a mass is a lump in the body that can be caused by the abnormal growth of cells, a cyst, hormonal changes or an immune reaction. Fortunately, a mass is not always cancer.

What is the mechanism of the Higgs field?

The simplest description of the mechanism adds a quantum field (the Higgs field) that permeates all space to the Standard Model. Below some extremely high temperature, the field causes spontaneous symmetry breaking during interactions. The breaking of symmetry triggers the Higgs mechanism, causing the bosons it interacts with to have mass.

Why does the Higgs boson generate W and Z masses?

There is a fundamental motivation to generate the W and Z masses through a Higgs mechanism since these masses are actually inconsistent with the content of know particles and extra degrees of freedom, like the Higgs boson, are needed to soften the UV behavior of massive gauge bosons [10, 11 ].

Are Higgs bosons made of techniquarks?

According to this model, Higgs bosons are composite particles built of so-called “techniquarks”. “Techniquarks” interact via special “technigluons”. The confinement radius for the technicolor interaction is of the order of 1 TeV −1.

How does the Lagrangian change with the Higgs boson?

The Lagrangian reorganizes itself as the Higgs boson acquires a non-vanishing vacuum expectation value dictated by the potential of the previous section. As a result of this rewriting, the symmetry breaking becomes manifest.