Results 11 to 20 of about 739,739 (32)

Magnetic and electronic Co states in layered cobaltate GdBaCo2O5.5-x [PDF]

open access: yes, 2008
We have performed non-resonant x-ray diffraction, resonant soft and hard x-ray magnetic diffraction, soft x-ray absorption and x-ray magnetic circular dichroism measurements to clarify the electronic and magnetic states of the Co3+ ions in GdBaCo2O5.5 ...
A. M. Mulders   +15 more
core   +8 more sources

X-Ray sum frequency generation; direct imaging of ultrafast electron dynamics [PDF]

open access: yes, 2018
X-ray diffraction from molecules in the ground state produces an image of their charge density, and time-resolved X-ray diffraction can thus monitor the motion of the nuclei.
Bennett, Kochise   +3 more
core   +2 more sources

X-ray high-resolution diffraction using refractive lenses [PDF]

open access: yes, 2005
Refractive x-ray lenses have recently been applied for imaging and scanning microscopy with hard x rays. We report the application of refractive lenses in an optical scheme for high-resolution x-ray diffraction, performed at a high brilliance synchrotron
Drakopoulos, Michael   +3 more
core   +1 more source

X-ray diffraction study of cadmium hydroxyapatite [PDF]

open access: yes, 2005
Solid solutions of cadmium and calcium hydroxyapatite [Ca10−x Cdx (PO4)6 (OH)2 (0 ≤ x ≤ 10)] were synthesized by a wet process in a basic medium. The lattice dimensions of these compounds vary linearly with the atom percent cadmium.
Ait Ichou, Yhya   +4 more
core   +2 more sources

X-ray ptychography on low-dimensional hard-condensed matter materials [PDF]

open access: yes, 2019
Tailoring structural, chemical, and electronic (dis-)order in heterogeneous media is one of the transformative opportunities to enable new functionalities and sciences in energy and quantum materials.
Burdet, N   +6 more
core   +3 more sources

Progress and Poverty—1965 Version [PDF]

open access: yes, 1965
The first hard X-ray laser, the Linac Coherent Light Source (LCLS), produces 120 shots per second. Particles injected into the X-ray beam are hit randomly and in unknown orientations by the extremely intense X-ray pulses, where the femtosecond-duration X-
Andreasson, Jakob   +19 more
core   +3 more sources

Resonant Enhancement of Charge Density Wave Diffraction in the Rare-Earth Tritellurides [PDF]

open access: yes, 2012
We performed resonant soft X-ray diffraction on known charge density wave (CDW) compounds, rare earth tri-tellurides. Near the $M_5$ (3d - 4f) absorption edge of rare earth ions, an intense diffraction peak is detected at a wavevector identical to that ...
Chu, J. -H.   +12 more
core   +2 more sources

X-ray diffraction from shock-loaded polycrystals

open access: yes, 2007
X-ray diffraction was demonstrated from shock-compressed polycrystalline metal on nanosecond time scales. Laser ablation was used to induce shock waves in polycrystalline foils of Be, 25 to 125 microns thick.
Damian C. Swift   +5 more
core   +1 more source

Time-spliced X-ray Diffraction Imaging

open access: yes, 2018
Diffraction imaging of non-equilibrium dynamics at atomic resolution is becoming possible with X-ray free-electron lasers. However, there are unresolved problems with applying this method to objects that are confined in only one dimension.
Beyerlein, Kenneth R.
core   +1 more source

Gas gun shock experiments with single-pulse x-ray phase contrast imaging and diffraction at the Advanced Photon Source

open access: yes, 2012
The highly transient nature of shock loading and pronounced microstructure effects on dynamic materials response call for {\it in situ}, temporally and spatially resolved, x-ray-based diagnostics.
B. J. Jensen   +9 more
core   +1 more source

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