Results 211 to 220 of about 4,533 (261)

Impact of Mixed-In Polyacrylic- and Phosphonate-Based Additives on Lime Mortar Microstructure. [PDF]

open access: yesMaterials (Basel)
Valdez Madrid DE   +4 more
europepmc   +1 more source

Influence of Cement Type on the Performance and Durability of Cement Paste and Concrete with Wastewater. [PDF]

open access: yesMaterials (Basel)
Tsardaka EC   +5 more
europepmc   +1 more source

Coordination Geometry and Structure-Property Relationships in Alkaline-Earth β‑Diketonate Complexes with 2‑Methylimidazole. [PDF]

open access: yesACS Omega
Bravo-Arredondo JM   +5 more
europepmc   +1 more source

Form factor of prismatic particles for small-angle scattering analysis. [PDF]

open access: yesJ Appl Crystallogr
Marcone J   +6 more
europepmc   +1 more source

Hard x-ray Fresnel prisms: properties and applications

SPIE Proceedings, 2004
To image weakly absorbing materials (e.g. biological specimens, thin films, etc.) with hard x-ray photons, phase-contrast methods have to be applied to enhance the image contrast. Micro-fabricated Fresnel prisms in silicon have been manufactured to enable wavefront division of the incoming x-ray beam for phase-contrast applications.
James Ablett   +2 more
exaly   +2 more sources

X-ray diffraction patterns from the prisms of mollusk shells

Archives Internationales De Physiologie Et De Biochimie, 1960
(1960). X-ray diffraction patterns from the prisms of mollusk shells. Archives Internationales de Physiologie et de Biochimie: Vol. 68, No. 5, pp. 829-831.
J Grandjean, Ch Gregoire
exaly   +2 more sources

Supramolecular porphyrinic prisms: coordinative assembly and solution phase X-ray structural characterization

Chemical Communications, 2006
Supramolecular porphyrin prisms have been obtained via coordinative self-assembly and characterized by 1H NMR, PFG NMR, electronic absorption spectroscopy and synchrotron-based measurements of solution phase X-ray scattering and diffraction.
Xiaobing Zuo   +2 more
exaly   +3 more sources

Measurement of the Refraction of X-Rays in a Prism by Means of the Double X-Ray Spectrometer

Physical Review, 1926
In the double spectrometer used, x-radiation was reflected from a crystal surface $A$ through a slit $S$ on to a second crystal surface $B$, and thence to the ionization chamber. Surfaces $A$ and $B$ were obtained by splitting a single crystal of calcite.
Bergen Davis, C. M. Slack
openaire   +2 more sources

Shearing x-ray interferometer with an x-ray prism

Journal of Applied Physics, 2003
A wave front dividing interferometer was devised in which half of a highly spatially coherent beam deflected by an x-ray prism is overlapped with another half. By placing the samples in the two beams and the x-ray imaging detector closely downstream of the sample, the differential phase of the sample is recorded on the imaging detector.
Yoshiki Kohmura   +3 more
openaire   +1 more source

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