radiation shield
21Van Allen radiation belt — Van Allen radiation belts The Van Allen radiation belt is a torus of energetic charged particles (plasma) around Earth, which is held in place by Earth s magnetic field. It is believed that most of the particles that form the belts come from… …
22Intraoperative Electron Radiation Therapy — (or IOERT ) is the application of electron radiation directly to the residual tumor or tumor bed during cancer surgery. IOERT has been called precision radiotherapy , as the physician has direct visualization of the tumor, can exclude normal… …
23Hard radiation — is a term used to describe high energy electromagnetic radiation, typically high energy X rays or gamma rays. The term refers to the ability of the rays to penetrate a given thickness of material, typically a lead shield.Hard radiation is able to …
24Soft radiation — is a term used to describe high energy electromagnetic radiation, typically high energy X rays or gamma rays. The term refers to the ability of the rays to penetrate a given thickness of material, typically a lead shield.Soft radiation is able to …
25heat shield — A sheet metal part, usually reflective, often asbestos lined. It protects heat sensitive components from heat radiation of the exhaust system. Also called heat shroud. Also see grass heat shield …
26lead shield — in radiology, a lead barrier for protecting personnel from radiation …
27biological shield — /baɪəˌlɒdʒɪkəl ˈʃild/ (say buyuh.lojikuhl sheeld) noun a thick wall surrounding a nuclear reactor, to protect workers from radiation …
28Demron — is a radiation blocking fabric made by Radiation Shield Technologies. The material is said to have radiation protection similar to lead shielding, while being lightweight and flexible. The composition of Demron is proprietary, but is described as …
29Food irradiation — The Radura logo, used to show a food has been treated with ionizing radiation. Food irradiation is the process of exposing food to ionizing radiation[1] to destroy microorganisms, bacteria, viruses, or ins …
30James Webb Space Telescope — General information Organization NASA[1], with significant contributions from ESA and CSA …
