Nuclear Power Nuclear Physics Definition of isotope –Atomic mass –Atomic number Behaviors of isotopes Half life.

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Presentation transcript:

Nuclear Power

Nuclear Physics Definition of isotope –Atomic mass –Atomic number Behaviors of isotopes Half life

Source of the Energy

Enrichment

The atomic bomb Hiroshima Name: Little Boy Type: Uranium gun-type fission Weight: 9,700lb (4400 kg) Length: 10 ft, 6 in (3.2m) Diameter: 29 in (0.737m) Explosive Yield: 15,000 tons of TNT

Nagasaki Name: Fat Man Type: Plutonium fission Weight: 10,000lb (4535 kg) Length: 10 ft, 8 in (3.25 m) Diameter: 5 ft (1.52 m) Explosive Yield: 21,000 tons of TNT

Nuclear Power Generation

Controlled nuclear reaction

RBMK reactor - Chernobyl

Chernobyl

Chernobyl radiation hotspots

Chernobyl radiation cloud after the accident (April 27)

Three Mile Island Link to animation

Fukushima Daiichi - March 11, 2011

Fusion

Weapons

Containment

High Level Radioactive Waste Effects and Time Effects of High-Level Radioactive Waste Amounts of HLRW Half Life Calculations The half life of Iodine 131 is 8 days: if one begins with 1 kg it will decay as shown below: DayMass I 131 (kg)

Waste Disposal Options

Breeder Reactors