uniquely defined primitive cell in reciprocal space. In the same way the Bravais lattice is divided up into Wigner–Seitz cells in the real lattice, the...
11 KB (639 words) - 12:17, 16 September 2023
Magnetic space group (category CS1 German-language sources (de))
operation. The black-white Bravais lattices characterize the translational symmetry of the structure like the typical Bravais lattices, but also contain...
40 KB (3,034 words) - 13:45, 28 May 2024
Halo (optical phenomenon) (category CS1 German-language sources (de))
experimental studies on halo phenomena have been attributed to Auguste Bravais in 1847. Bravais used an equilateral glass prism which he spun around its vertical...
26 KB (3,072 words) - 21:37, 18 August 2024
Fogbow Auguste Bravais (1847) "Sur le phénomène de l'arc-en-ciel blanc" (On the phenomenon of the white bow in the sky), Annales de Chimie et de Physique,...
4 KB (429 words) - 20:44, 5 June 2024
Crystal structure (category CS1 German-language sources (de))
along its principal axes. The translation vectors define the nodes of Bravais lattice. The lengths of principal axes/edges, of unit cell and angles between...
46 KB (5,159 words) - 15:47, 24 August 2024
Fourier series (category CS1 German-language sources (de))
coefficients disappear, due to additional symmetry. A three-dimensional Bravais lattice is defined as the set of vectors of the form: R = n 1 a 1 + n 2...
69 KB (10,794 words) - 10:04, 28 August 2024
also called the circumzenith arc (CZA), the upside-down rainbow, and the Bravais arc, is an optical phenomenon similar in appearance to a rainbow, but belonging...
9 KB (991 words) - 22:20, 25 July 2024
Olivine's crystal structure incorporates aspects of the orthorhombic P Bravais lattice, which arise from each silica (SiO4) unit being joined by metal...
30 KB (3,050 words) - 12:22, 1 August 2024
the choice of set-theoretical axioms: The plane contains a total of five Bravais lattices, or arrays of points defined by discrete translation operations...
32 KB (3,265 words) - 12:01, 30 August 2024
right, the symmetry of the lattice is higher. These represent the four Bravais lattices in 2 dimensions. An automedian triangle is one whose medians are...
15 KB (1,996 words) - 22:16, 28 August 2024
octahedral. In terms of its crystallography, corundum adopts a trigonal Bravais lattice with a space group of R3c (number 167 in the International Tables)...
34 KB (3,495 words) - 21:26, 30 August 2024
in the a 1 , a 2 , c {\displaystyle a_{1},a_{2},c} directions, or four Bravais–Miller indices h, k, i, l in the a 1 , a 2 , a 3 , c {\displaystyle a_{1}...
45 KB (4,752 words) - 14:44, 4 July 2024
for which the mathematical formula was derived and published by Auguste Bravais in 1844. The naming of the coefficient is thus an example of Stigler's...
58 KB (8,481 words) - 00:53, 4 September 2024
{2}}-5\right).} It was noticed that this optimal value is obtained in a Bravais lattice by de Graaf, van Roij & Dijkstra (2011). Since the rhombicuboctahedron...
23 KB (2,307 words) - 17:06, 21 August 2024
19 June 2020. Retrieved 20 June 2020. Bravais, A (1846). "Analyse mathématique sur les probabilités des erreurs de situation d'un point" [Mathematical analysis...
73 KB (8,709 words) - 20:50, 4 September 2024
Mariano Goybet (category École Spéciale Militaire de Saint-Cyr alumni)
(1823–1912), an industrialist and Marie Bravais, niece of the physicist Auguste Bravais. One of his grandmothers was Louise de Montgolfier niece of the Montgolfier...
8 KB (981 words) - 17:41, 3 July 2024
natural phenomenon since the effective index of refraction of water changes (Bravais' index of refraction for inclined rays applies). Other experiments use...
79 KB (9,112 words) - 15:36, 16 August 2024
Correlation coefficient. The correlation coefficient (first developed by Auguste Bravais and Francis Galton) was defined as a product-moment, and its relationship...
56 KB (6,300 words) - 15:27, 29 August 2024
X-ray crystallography (category CS1 German-language sources (de))
Leipzig. Bravais A (1850). "Mémoire sur les systèmes formés par des points distribués regulièrement sur un plan ou dans l'espace". Journal de l'École Polytechnique...
112 KB (11,639 words) - 14:46, 14 July 2024
List of plant genera named for people (A–C) (category CS1 German-language sources (de))
philosophers and scientists. Even before Linnaeus, botanists such as Joseph Pitton de Tournefort, Charles Plumier and Pier Antonio Micheli were naming plants for...
144 KB (841 words) - 17:13, 22 August 2024
anisotropy of crystalline substances, which includes their symmetry group and Bravais lattice. For example, the seven different crystalline forms of quartz silica...
34 KB (4,283 words) - 07:51, 27 August 2024
Glossary of engineering: A–L (category CS1 German-language sources (de))
unchanged within a closed system. Bravais lattice In geometry and crystallography, a Bravais lattice, named after Auguste Bravais (1850), is an infinite array...
279 KB (31,755 words) - 17:23, 25 August 2024
constitute the majority of them) are given by their corresponding densest Bravais lattice packings. They also conjectured that the optimal packing of any...
67 KB (7,368 words) - 05:30, 4 April 2024
Timeline of the discovery and classification of minerals (category CS1 German-language sources (de))
Clemens Winkler finds eka-silicon (germanium, 1886). Auguste Bravais (1811–1863): Bravais lattices (1850). Friedrich August Kekulé von Stradonitz (also...
81 KB (8,732 words) - 16:18, 24 May 2024
Electron diffraction (category CS1 German-language sources (de))
of electron diffraction, including: The simplest approximation using the de Broglie wavelength: Chpt 1-2 for electrons, where only the geometry is considered...
141 KB (15,534 words) - 19:06, 30 July 2024
achieve true randomness. Mathematically, crystals can be described by a Bravais lattice with some regularity in the spacing between atoms. Because of this...
32 KB (4,302 words) - 16:43, 1 July 2024
Wallpaper group (category CS1 German-language sources (de))
inner parts of flowers, which make it cmm) There are five lattice types or Bravais lattices, corresponding to the five possible wallpaper groups of the lattice...
65 KB (6,483 words) - 22:37, 19 August 2024