A series of X-ray images (nephrograms) then indicates when the contrast substance first appears and reveals the increasing radiographic density of the renal tissue.
Radioactive 169Yb isotope is a source of hard X-rays useful in portable radiographic devices.
Technetium-99m, used with radiographic scanning devices, is valuable for studying the anatomic structure of organs.
The Antikythera mechanism has the first known set of scientific dials or scales, and its importance was recognized when radiographic images showed that the remaining fragments contain 30 gear wheels.
The metastable isotope technetium-99m (6-hour half-life), used with radiographic scanning devices, is valuable for studying the anatomic structure of organs.
For this reason, they sought the cooperation of specialists in other disciplines, such as dendrochronology (which determines the age and felling date of a tree [from which a painter's panel derives] based on the measurement of growth rings); textile research; analysis of paint samples, X-ray images, and other radiographic research; forensic analysis of handwriting; archival research; and more.
Three of the cells were selected for more detailed radiographic examination.
Thereafter, he was employed at the Albert Einstein Medical Center for 24 years completing his career as a Senior Associate in the Physics Department and as the radioactive and radiographic materials at their facilities.
Bureaucratic texts record that priests bred cats specifically for this purpose, and radiographic examinations of mummies indicate that, at some temples, kittens were routinely killed — usually by having their necks snapped — and inserted into sculptures sold to pilgrims.
By 2001, Dandiker had passed and become a radiographic assistant.
The show features a radiographic study showing how the painting looked before Rubens's revisions and has original sketches and an anonymous copy of the 1609 version.
