What Is the Future of Fusion Energy?

What significant event occurred at the National Ignition Facility in California?

• They started using a new type of plasma.

• They shut down the facility due to safety concerns.

• They developed a new theory on nuclear fission.

• They extracted more energy from a fusion reaction than was used to trigger it.

What is the main challenge in creating fusion energy according to the text?

• Reducing the size of the reactors.

• Developing a sustainable economic model.

• Overcoming the electrostatic barrier between nuclei.

• Finding qualified scientists.

Which design uses a toroidal container for plasma confinement?

• Spherical Tokamak for Energy Production

• Stellarator

• Tokamak

• Fusion Prototypic Neutron Source

What is the main process that powers the sun and stars, as mentioned in the text?

• Nuclear fusion

• Chemical reactions

• Nuclear fission

• Gravitational collapse

What is the primary challenge with materials in fusion reactors?

• Color and texture of materials

• Degradation from neutron bombardment

• Supply of rare materials

• Cost of materials

What is ITER's primary goal?

• To replace all nuclear fission plants

• To immediately solve the global energy crisis

• To generate commercial power

• To be the first fusion reactor to demonstrate continuous energy output

What is the main advantage of the spherical tokamak design?

• It has a higher energy density

• It is easier to maintain

• It is cheaper to build

• It uses less plasma

What is the main source of deuterium for fusion reactors?

• It is extracted from seawater.

• It is a byproduct of fission reactors.

• It is synthesized in laboratories.

• It is mined from the earth's crust.

What type of fusion does the NIF use?

• Cold fusion

• Chemical fusion

• Inertial confinement fusion

• Magnetic confinement fusion

What is the expected timeline for fusion energy to potentially become a significant power source?

• 2030

• 2100

• 2025

• 2050