NUCLEAR RADIATION by: Hillery Sarmiento

1. Types

1.1. Alpha Particles

1.1.1. It contains 2 protons and 2 neutrons

1.2. Beta Particles

1.2.1. Formed when a neutron is converted to a proton and an electron.

1.3. Positron

1.3.1. Anti-particle of beta particle

1.4. Gamma Rays

1.4.1. It has no mass or charge

2. Radioisotope

2.1. Meaning

2.1.1. A Radioistope or radioactive isotope is a stable and spontaneously emits energy to form a more stable nucleus.

2.2. decays by one half in one half-life which is used in

2.2.1. Archaelogocial Dating

2.2.2. Cancer Therapy

2.2.3. Thyroid Therapy

2.2.4. Geological Dating

2.2.5. Organ Imaging

2.2.6. Leukemia Treatment

2.2.7. Nuclear Reactors

3. Uses

3.1. Medical Uses

3.1.1. Chemotheraphy

3.1.2. PET Scans

3.1.3. Diagnostic Tracers

3.2. Agriculture

3.2.1. Irradiate Food

3.2.2. Pesticide

3.2.3. Fertilizer Evaluation

3.3. Energy

3.3.1. Nuclear Fission (spilitting apart)

3.3.1.1. Nuclear Power Plants

3.3.2. Nuclear Fusion (joining together)

3.3.2.1. Heat of Sun and Stars

4. Radioactivity

4.1. Measurement

4.1.1. Curie (Ci)

4.1.2. Becquerel (Bq)

4.1.3. Geiger Counter

4.2. Meaning

4.2.1. Radioactivity is the nuclear radiation emitted by radioactive istope. It is the spontaneous emission of particles or radiation from the decay of certain nuclides that are, due to an arrangement their internal structure.