Precession electron diffraction (PED) is a specialized method to collect electron diffraction patterns in a transmission electron microscope (TEM). By...
33 KB (4,332 words) - 20:13, 13 October 2024
approaches to reduce dynamical effects such as precession electron diffraction and three-dimensional diffraction methods. Averaging over different directions...
141 KB (15,555 words) - 04:06, 25 March 2025
by Jon Gjønnes who combined three-dimensional electron diffraction with precession electron diffraction and direct methods to solve an intermetallic,...
46 KB (4,958 words) - 06:36, 16 September 2024
convergent beam electron diffraction. This approach is good for determining the symmetry of materials. A third is precession electron diffraction where a parallel...
42 KB (4,670 words) - 13:58, 3 May 2025
Usykin in 1933, which has since been used for surfaces, via precession electron diffraction, with much of the early work described in the work of Boris...
20 KB (2,142 words) - 04:46, 18 August 2024
transmission electron microscopy (HRTEM) Low-voltage electron microscope (LVEM) Precession electron diffraction Scanning confocal electron microscopy "Viruses"...
118 KB (15,039 words) - 02:48, 28 April 2025
scanning electron nano diffraction (SEND), nanobeam electron diffraction (NBED), or pixelated STEM. The use of diffraction patterns as a function of...
41 KB (4,824 words) - 19:50, 26 April 2025
Transmission electron microscopy Diffraction Precession electron diffraction Dynamical diffraction Electron crystallography Electron diffraction Microcrystal...
28 KB (4,358 words) - 23:05, 18 August 2023
Neutron diffraction at the ILL NMR crystallography Point group Precession electron diffraction Quasicrystal Reflection high-energy electron diffraction Space...
21 KB (2,205 words) - 13:18, 29 April 2025
results in a net circular motion with precession. This motion produces both the spin and the magnetic moment of the electron. In atoms, this creation of virtual...
155 KB (15,770 words) - 15:23, 2 May 2025
from electron diffraction data are far less reliable than their counterparts from X-ray single-crystal and powder diffraction data. Existing precession electron...
47 KB (5,432 words) - 15:33, 20 April 2025
using electron crystallography. 1998 - A group led by Jon Gjønnes combined three-dimensional electron diffraction with precession electron diffraction and...
141 KB (14,694 words) - 10:42, 20 April 2025
phononic crystals, photocrystallography, the application of precession electron diffraction methods, twinned crystals, and zeolites (double issue). On...
22 KB (1,618 words) - 15:30, 16 January 2025
voltage induced in a detection coil by precession of the nuclear spins around B0. After an RF pulse, precession usually occurs with the nuclei's Larmor...
93 KB (11,882 words) - 21:31, 19 April 2025
whether the muon spin motion is predominantly a rotation (more precisely a precession around a still magnetic field), a relaxation towards an equilibrium direction...
22 KB (3,243 words) - 21:12, 16 May 2024
Nucleon magnetic moment (section Larmor precession)
ratio is also the ratio between the observed angular frequency of Larmor precession and the strength of the magnetic field in nuclear magnetic resonance applications...
52 KB (5,976 words) - 02:03, 2 December 2024
solved by three-dimensional electron diffraction data collected with the precession technique and high-resolution electron microscopy M. Gemmi, X. D. Zou...
3 KB (323 words) - 22:59, 13 December 2021
path. The electron moves in a rotating frame of reference, and this additional precession of the electron is called the Thomas precession. It can be...
86 KB (10,157 words) - 20:06, 29 December 2024
the work of Hipparchus (190–120 BCE), when determining a value for the precession of the Earth, while controlled experiments can be seen in the works of...
198 KB (23,299 words) - 02:25, 8 April 2025
the knowledge of the chemistry of the constituent parts and the X-ray diffraction patterns obtained by Rosalind Franklin. This discovery lead to an explosion...
72 KB (9,744 words) - 11:35, 1 April 2025
Mineralogy at the Massachusetts Institute of Technology. He invented the X-ray precession camera for studies in crystallography. Buerger authored twelve textbooks/monographs...
11 KB (1,244 words) - 16:31, 26 April 2024
by precession X-ray diffraction and the Weissenberg method on a single crystal. With the data from the single crystal and powder x-ray diffractions Mason...
8 KB (643 words) - 16:33, 15 July 2024
specimens contributed to the independent development of X-ray powder diffraction by Peter Debye and Paul Scherrer in 1915, and Albert Hull in 1916. However...
267 KB (27,955 words) - 19:58, 23 April 2025
15.05 Å, Z = 3 Å; V = 588.23 Å. The precession photographs show sheldrickite to be hexagonal with a diffraction symmetry of 6/mmm, with space-group choices...
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calorimetry Differential stress Diffraction Diffraction-limited system Diffraction grating Diffraction standard Diffraction tomography Diffuse Infrared Background...
17 KB (1,787 words) - 22:53, 7 October 2024
prepolarization (on the order of 10–100 mT) and by measuring the Larmor precession fields at about 100 microtesla with highly sensitive superconducting quantum...
92 KB (10,704 words) - 12:54, 23 April 2025
transport in non-Euclidean space provides the kinematic basis of Thomas precession twelve years before its experimental discovery by Thomas; Felix Klein...
140 KB (16,903 words) - 12:47, 26 April 2025
Applied mechanics Applied physics Applied spectroscopy Apse line Apsidal precession Apsis ArDM ArXiv Arago spot Arbitrary unit Arc suppression Archeops Archer's...
28 KB (2,896 words) - 15:39, 31 March 2025
spot (a bright point at the center of a circular object's shadow due to diffraction), Foucault's 1850 differential measurements of the speed of light in...
104 KB (13,885 words) - 14:48, 3 March 2025
Hipparchos discovers the apsidal precession of the Moon's orbit. 2nd century BC: Hipparchos discovers Axial precession. 2nd century BC: Hipparchos measures...
94 KB (10,608 words) - 12:25, 2 May 2025