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Sequential CT also known as step-and-shoot CT is a type of scanning method in which the CT table moves stepwise. The table increments to a particular location and then stops which is followed by the X-ray tube rotation and acquisition of a slice. The table then increments again, and another slice is taken.
An aurora high above the northern part of Saturn; image taken by the Cassini spacecraft. A movie shows images from 81 hours of observations of Saturn's aurora. Both Jupiter and Saturn have magnetic fields that are stronger than Earth's (Jupiter's equatorial field strength is 4.3 gauss , compared to 0.3 gauss for Earth), and both have extensive ...
The X-ray housing is turned by 90° for a chest radiograph. An X-ray machine is a device that uses X-rays for a variety of applications including medicine, X-ray fluorescence, electronic assembly inspection, and measurement of material thickness in manufacturing operations. In medical applications, X-ray machines are used by radiographers to ...
Nondestructive testing. X-ray vault used in Radiography. Nondestructive testing ( NDT) is any of a wide group of analysis techniques used in science and technology industry to evaluate the properties of a material, component or system without causing damage. [1] The terms nondestructive examination ( NDE ), nondestructive inspection ( NDI ...
Ray tracing (graphics) This recursive ray tracing of reflective colored spheres on a white surface demonstrates the effects of shallow depth of field, "area" light sources, and diffuse interreflection. In 3-D computer graphics, ray tracing is a technique for modeling light transport for use in a wide variety of rendering algorithms for ...
Fahrenheit 451 is a 1953 dystopian novel by American writer Ray Bradbury. [4] It presents a future American society where books have been outlawed and "firemen" burn any that are found. [5] The novel follows in the viewpoint of Guy Montag, a fireman who soon becomes disillusioned with his role of censoring literature and destroying knowledge ...
The Hunger Games is a 2012 American dystopian action film directed by Gary Ross, who co-wrote the screenplay with Suzanne Collins and Billy Ray, based on the 2008 novel of the same name by Collins. It is the first installment in The Hunger Games film series. The film stars Jennifer Lawrence, Josh Hutcherson, Liam Hemsworth, Woody Harrelson ...
Box office. $29.7 million. The Wizard of Oz is a 1939 American musical fantasy film produced by Metro-Goldwyn-Mayer (MGM). An adaptation of L. Frank Baum 's 1900 children's fantasy novel The Wonderful Wizard of Oz, it was primarily directed by Victor Fleming, who left production to take over the troubled Gone with the Wind.