GAMMA-RAY

Etymology

The term 'gamma-ray' originates from the Greek letter 'gamma' (Γ), which represents the third letter of the Greek alphabet.

Definition

Gamma-ray refers to a high-energy photon emitted from atomic nuclei or radioactive substances, with a wavelength shorter than X-rays. It is a form of electromagnetic radiation with the shortest wavelength and highest energy.

Historical Context

Gamma rays were discovered in the early 20th century as part of the study of radioactivity. They have since been extensively used in various scientific fields, including astronomy, nuclear medicine, and industry.

Cultural Significance

Gamma rays have cultural significance in popular media, often portrayed as a source of superhuman abilities or destructive power in science fiction.

Related Concepts

Gamma rays are closely related to X-rays, ultraviolet rays, and other forms of electromagnetic radiation. They play a crucial role in nuclear physics, astrophysics, and medical imaging.

See Also

• X-ray
• Electromagnetic radiation
• Radioactivity