What are 3 facts about nuclear fusion?

10 Key Facts About Nuclear Fusion

Its real and it works.
It has the potential to provide a nearly inexhaustible supply of energy.
Fusion emits no pollutants or greenhouse gases.
There is no threat of nuclear meltdown like there is with the nuclear fission reactors of today.

What can stop nuclear fusion?

The reason is that fusion reactions only happen at high temperature and pressure, like in the Sun, because both nuclei have a positive charge, and positive repels positive. The only way to stop the repulsion is to make the nuclei hit each other at very high speeds. They only do that at high pressure and temperature.

How long do nuclear fusions last?

Its major by-product is helium: an inert, non-toxic gas. No long-lived radioactive waste: Nuclear fusion reactors produce no high activity, long-lived nuclear waste. The activation of components in a fusion reactor is low enough for the materials to be recycled or reused within 100 years.

What are the dangers of fusion energy?

But fusion reactors have other serious problems that also afflict today’s fission reactors, including neutron radiation damage and radioactive waste, potential tritium release, the burden on coolant resources, outsize operating costs, and increased risks of nuclear weapons proliferation.

What objects do nuclear fusion?

Nuclear fusion of to form helium occurs naturally in the sun and other stars. It takes place only at extremely high temperatures.

What fuses in nuclear fusion?

In a nuclear fusion reaction, the nuclei of two atoms combine to create a new atom. Most commonly, in the core of a star, two hydrogen atoms fuse to become a helium atom.

How nuclear fusion works in the Sun?

In the core of the Sun hydrogen is being converted into helium. This is called nuclear fusion. It takes four hydrogen atoms to fuse into each helium atom. During the process some of the mass is converted into energy.

What are 3 disadvantages of nuclear fusion?

We can summarize the disadvantages of the fusion as below.

The difficulty for Achieving the Fusion Power.
Radioactive Wastes.
Need More Investigation and Brainpower is Required in order to Solve its Problems.
Its practical energy results are still considerably unreachable.
Cost-Competitive Energy.
High Energy Density.

Can we harness nuclear fusion?

Devices designed to harness this energy are known as fusion reactors. Fusion processes require fuel and a confined environment with sufficient temperature, pressure, and confinement time to create a plasma in which fusion can occur. As a source of power, nuclear fusion is expected to have many advantages over fission.