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X ray
X-ray nova
X-ray nova A nova-like outburst at X-ray wavelengths, which may also have an optical counterpart. The main difference between X-ray and optical novae may be that the compact object is a neutron star or black hole rather than a white dwarf. See also
X-ray transient.
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X-rays, gamma rays added to list of human carcinogens.(News)
Magazine article from: Internal Medicine News; 4/1/2005; ; 700+ words
; ...with x-ray or gamma ray exposure at any level...at very high levels, x-rays and gamma rays are carcinogens. But when x-rays and gamma rays...from x-ray or gamma ray procedures should include...information provided by x-rays and ...
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X-Ray Imaging Physics for Nuclear Medicine Technologists. Part 2: X-Ray Interactions and Image Formation*
Magazine article from: Journal of Nuclear Medicine Technology; 3/1/2005; ; 700+ words
; ...18 Diagnostic x-ray imaging relies on the attenuation of x-rays in the patient, where the transmitted x-ray beam is detected and...primary radiation. X-ray attenuation (removal of x-rays by absorption and scattering...
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X-Ray Systems Market to Continue Its Growth Trajectory.
M2 Presswire; 7/28/2009; 700+ words
; ...the key segment driving revenue growth in the global x-ray systems market as many hospitals worldwide are making a transition from film based x-rays to digital x-ray environments. This report highlights this development...
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X-rays; HOW IT WORKS: YOUR BODY
Newspaper article from: The Press; 12/30/2005; 700+ words
; ...the shorter wavelength of higher energy X-ray waves. How X-rays work: Electrodes: The heart of an X-ray...a photographic or fluorescent plate and the X-ray machine. Since X- rays are electromagnetic waves, like visible light...
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X-Ray Visionaries // A Century Of Help In Healing
Newspaper article from: Chicago Sun-Times; 3/19/1995; ; 700+ words
; ...side, too, as X-ray fever spread. "Eager...entreprenurial users aimed X-rays at everything that moved...being overexposed to the rays. Over the years, scientists have made X-ray equipment safer. And routine X-rays today require small...
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X-ray microscopy in 3-D; microtomography resolves micron-sized structures inside solid objects.
Magazine article from: Science News; 5/9/1987; ; 700+ words
; ...people have been using X-rays to find out about the insides...objects. The standard X-ray picture is a shadowgraph...instrument for recording the X-rays, and a completely new...soinstead of moving the X-ray source around the sample...
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X-RAYS ENHANCE AOI.
Magazine article from: Assembly; 11/1/1999; ; 700+ words
; ...several years, automated X-ray inspection systems were used...features are transparent to X-rays. The cost and time required...manufacturers have been forced to use X-ray systems to analyze the critical...Many engineers believe X-ray inspection is the best...
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X-Ray Technology Rediscovers Lost Paintings
Transcript from: NPR Talk of the Nation Science Friday; 8/21/2009; ; 700+ words
; ...The lead apron absorbs the x-rays strongly. FLATOW: So you tried a different x-ray technique on the paint...are hit by this tiny x-ray beam are going to emit or fluoresce their own x-rays. And so every type of atom...
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X-Ray Imaging Physics for Nuclear Medicine Technologists. Part 1: Basic Principles of X-Ray Production*
Magazine article from: Journal of Nuclear Medicine Technology; 9/1/2004; ; 700+ words
; ...production and the characteristics of the output x-ray spectrum; (c) components necessary to produce x-rays, including the x-ray tube/x-ray generator and the parameters that control...
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X-rays reveal hidden flaws.(QUALITY in ASSEMBLY)
Magazine article from: Assembly; 6/1/2008; ; 700+ words
; ...device assemblers use X-ray machines to look at endo...harness manufacturers use X-rays to check the quality of...club manufacturer uses X-rays to inspect castings for...Systems (Deerfield, IL). X-ray equipment is available...
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X-ray astronomy
Book article from: The Columbia Encyclopedia, Sixth Edition
X-ray astronomy study of...objects by means of the X rays they emit, in the...bathed in diffuse X rays coming from all directions. Soon afterward X-ray emissions were found...rays), also emit X rays. The center of our galaxy is a strong ...
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X Rays
Encyclopedia entry from: Gale Encyclopedia of Children's Health: Infancy through Adolescence
...portable x-ray machine. Special types of x-ray procedures Mammograms are fixed plate x rays that are designed to locate tumors within...the same principles as fixed plate x rays, only with a CT scan, an x ray tube rotates around the individual...
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X ray
Book article from: The Columbia Encyclopedia, Sixth Edition
...synchrotron radiation . X rays are also produced...glass bulb, called an X-ray tube, that contains...power is used in X-ray therapy to destroy...Early Scientific Use X rays were discovered in...Röntgen, rays. X-ray line spectra were...
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X-Ray Glasses
Book article from: How Products Are Made
...Inspired by the real discovery of x rays by nineteenth century scientists, x-ray glasses were introduced during the 1940s...human skin. He called the new discovery x rays and was first to publish an x-ray image. Over the next few decades...
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X-rays
Book article from: The Oxford Companion to the Body
...working feverishly to reproduce X-rays and radiographs (medical X-ray photographs). Among the first...alternative, Röntgen ray, is also used. During the first two decades, the use of X-rays spread widely, mainly to define...
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