Kilograys

Kilograys (symbol: kGy) is a unit of absorbed dose of ionizing radiation, which is a measure of the energy deposited in matter by ionizing radiation. One kilogray is equal to 1,000 grays (Gy), which is the SI unit of absorbed dose. The absorbed dose is an important quantity in radiation protection and radiation therapy, as it helps to quantify the amount of energy that radiation deposits in a material, which can lead to biological effects.

The kilogray is commonly used in radiation processing, where it is used to measure the dose of radiation that is applied to materials to sterilize them or to modify their properties. For example, food irradiation is often measured in kilograys, as it is used to extend the shelf life of food by killing bacteria and other microorganisms.

In radiation therapy, the kilogray is used to measure the dose of radiation that is delivered to cancerous tissue to kill cancer cells. The dose is typically delivered in fractions over several weeks, and the total dose is measured in kilograys.

The kilogray is also used in radiation protection, where it is used to measure the dose of radiation that is received by workers in radiation facilities, as well as by members of the public who are exposed to radiation. The dose is typically measured in personal dosimeters, which are worn by workers and members of the public to monitor their exposure to radiation.

In summary, the kilogray is a unit of absorbed dose of ionizing radiation that is used in a variety of applications, including radiation processing, radiation therapy, and radiation protection. It is a measure of the energy deposited in matter by ionizing radiation, and it is an important quantity in radiation protection and radiation therapy.