nounAlso x ray, X ray. Physics. Often x-rays. a form of electromagnetic radiation, similar to light but of shorter wavelength and capable of penetrating solids and of ionizing gases. such radiation having wavelengths in the range of approximately 0.1–10 nanometers. a radiograph made by x-...
RegisterLog in Sign up with one click: Facebook Twitter Google Share on Facebook Thesaurus Medical Encyclopedia Wikipedia x-ray orX-ray(ĕks′rā′) n.orx rayorX ray 1. a.A photon of electromagnetic radiation of very short wavelength, ranging from about 10 down to 0.01 nanometers, and...
X-rays are similar to visible light but have a much shorter wavelength (from approximately 10 to 0.02 nanometers), and much higher energy (from ~0.12 to ~120 keV). Thus, X-rays can penetrate biological tissues and many other materials that visible light cannot. This high penetrating ability...
X-ray A photon of electromagnetic radiation of very short wavelength, ranging from about 10 down to 0.01 nanometers, and very high energy, ranging from about 100 up to 100,000 electron volts. Ultrasound Ultrasonic sound. X-ray Often x-rays or X-rays A narrow beam of such photons. X-ray...
An x-ray beam with wavelength0.160nm is directed at a crystal. As the angle of incidence increases, you observ the first strong interference maximum at an angle28.0°.What is the spacingdbetween the planes of the crystal?
is the use of well-collimated and monochromatic X-ray sources with divergence of the order of a few arc seconds and wavelength dispersion Δλ/λ better than a few 10−4. In perfect crystals intense diffracted beams are formed only if the incident X-rays fulfil or are within a ...
3. The x-ray interferometric imaging system of claim 1, in which the x-ray phase shifting grating comprises structures to introduce a phase-shift of approximately π/2 radians for a predetermined x-ray wavelength. 4. The x-ray interferometric imaging system of claim 1, in which the beam-sp...
According to Rayleigh's quarter-wavelength rule26, this 0.3 wave period distortion allows the MLL to produce a focus very close to the diffraction limit. Discussion The aperture of the MLL measured in this experiment is approaching that of zone plates for hard X-rays. A large-aperture MLL ...
ntgen rays, also known as x-rays (X - Ray). It is a very short wavelength of electromagnetic radiation, which has a wavelength of about 0.001 nanometer to 10 nanometers. Roentgen rays have high penetration and can penetrate opaque materials such as ink, wood, etc. This invisible to the...
PURPOSE:To achieve a higher set accuracy of X rays wavelength, by arranging first and second flat type spectral crystals respectively having a turning means for setting an angle diffraction and an elevation adjusting means for adjusting elevation. CONSTITUTION:Angles theta1 and theta2 of diffraction ...