collimator ray

См. также в других словарях:

• Collimator — Example of a particle collimator A collimator is a device that narrows a beam of particles or waves. To narrow can mean either to cause the directions of motion to become more aligned in a specific direction (i.e., collimated or parallel) or to… …   Wikipedia

• X-ray fluorescence — (XRF) is the emission of characteristic secondary (or fluorescent) X rays from a material that has been excited by bombarding with high energy X rays or gamma rays. The phenomenon is widely used for elemental analysis and chemical analysis,… …   Wikipedia

• X-ray crystallography — can locate every atom in a zeolite, an aluminosilicate with many important applications, such as water purification. X ray crystallography is a method of determining the arrangement of atoms within a crystal, in which a beam of X rays strikes a… …   Wikipedia

• Compton Gamma Ray Observatory — General information NSSDC ID 1991 027B Organization NASA …   Wikipedia

• Wavelength dispersive X-ray spectroscopy — The Wavelength dispersive X ray spectroscopy (WDXRF or WDS) is a method used to count the number of X rays of a specific wavelength diffracted by a crystal. The wavelength of the impinging x ray and the crystal s lattice spacings are related by… …   Wikipedia

• Rotational Modulation Collimator — Rotational Modulation Collimators (or RMCs) are a specialization of the modulation collimator, an imaging device invented by Minoru Oda. Devices of this type create images of high energy X rays (or other radiations that cast shadows). Since high… …   Wikipedia

• Neutron Radiography — is the process by which film is exposed by first passing neutrons through an object to produce a visible image of the materials that make up the object. Primarily used in scientific investigations. Contents 1 Brief History of Neutron Imaging 2… …   Wikipedia

• Neutron imaging — Manual of Style …   Wikipedia

• Gamma camera — A gamma camera is a device used to image gamma radiation emitting radioisotopes, a technique known as scintigraphy. The applications of scintigraphy include early drug development and nuclear medical imaging to view and analyse images of the… …   Wikipedia

• Cyberknife — The CyberKnife is a frameless robotic radiosurgery system used for treating benign tumors, malignant tumors and other medical conditions.[1][2] The system was invented by John R. Adler, a Stanford University Professor of Neurosurgery and… …   Wikipedia

• Open-pool Australian lightwater reactor — For other uses, see Opal (disambiguation). Science with Neutrons Foundations Neutron temperature Flux  …   Wikipedia