• Thumbnail for Wurtzite
    Wurtzite is a zinc and iron sulfide mineral with the chemical formula (Zn,Fe)S, a less frequently encountered structural polymorph form of sphalerite....
    5 KB (358 words) - 20:10, 8 April 2024
  • Thumbnail for Hexagonal crystal family
    c-directions with normal {120}. Among the compounds that can take the wurtzite structure are wurtzite itself (ZnS with up to 8% iron instead of zinc), silver iodide...
    18 KB (1,485 words) - 04:13, 3 July 2024
  • Thumbnail for Zinc sulfide
    Zinc sulfide (category Wurtzite structure type)
    known as the mineral wurtzite, although it also can be produced synthetically. The transition from the sphalerite form to the wurtzite form occurs at around...
    10 KB (998 words) - 03:47, 25 May 2024
  • Thumbnail for Boron nitride
    Boron nitride (category Wurtzite structure type)
    diamond, but its thermal and chemical stability is superior. The rare wurtzite BN modification is similar to lonsdaleite but slightly softer than the...
    71 KB (7,539 words) - 22:32, 28 June 2024
  • Thumbnail for Sphalerite
    intergrown with its polymorph wurtzite; the birefringence can increase from 0 (0% wurtzite) up to 0.022 (100% wurtzite). Depending on the impurities,...
    35 KB (3,388 words) - 21:29, 22 May 2024
  • indicates the Bravais lattice. The 2H-SiC structure is equivalent to that of wurtzite and is composed of only elements A and B stacked as ABABAB. The 4H-SiC...
    9 KB (890 words) - 22:54, 27 September 2023
  • Thumbnail for Aluminium sulfide
    known and only some are listed below. Most of them have rather similar, wurtzite-like structures, and differ by the arrangement of lattice vacancies, which...
    6 KB (453 words) - 00:08, 17 June 2024
  • Thumbnail for Aluminium nitride
    Aluminium nitride (category Wurtzite structure type)
    conductivity of up to 321 W/(m·K) and is an electrical insulator. Its wurtzite phase (w-AlN) has a band gap of ~6 eV at room temperature and has a potential...
    26 KB (2,242 words) - 18:55, 9 June 2024
  • Thumbnail for Silver iodide
    Silver iodide (category Wurtzite structure type)
    iodide is temperature dependent: Below 420 K, the β phase of AgI, with the wurtzite structure, is most stable. This phase is encountered in nature as the mineral...
    8 KB (610 words) - 20:26, 17 April 2024
  • Thumbnail for Metacinnabar
    with cinnabar in mercury deposits and is associated with native mercury, wurtzite, stibnite, marcasite, realgar, calcite, barite, chalcedony and hydrocarbons...
    3 KB (118 words) - 00:28, 4 January 2024
  • Thumbnail for Cubic crystal system
    have a zincblende structure, though the nitrides are more common in the wurtzite structure, and their zincblende forms are less well known polymorphs. This...
    49 KB (3,620 words) - 04:18, 28 May 2024
  • Thumbnail for Lattice constant
    6.756 Wurtzite ZnS a = 3.82 c = 6.26 Wurtzite AlN a = 3.112 c = 4.982 Wurtzite GaN a = 3.189 c = 5.185 Wurtzite InN a = 3.533 c = 5.693 Wurtzite LiF 4...
    16 KB (1,177 words) - 16:39, 20 March 2024
  • semiconductors crystallize either in the zincblende lattice structure or the wurtzite crystal structure. They generally exhibit large band gaps, making them...
    4 KB (446 words) - 12:45, 20 February 2021
  • Thumbnail for Cadmium sulfide
    Cadmium sulfide (category Wurtzite structure type)
    impurity substituent in the similarly structured zinc ores sphalerite and wurtzite, which are the major economic sources of cadmium. As a compound that is...
    21 KB (1,976 words) - 18:39, 22 May 2024
  • the nanogenerator, much of the research has focused on materials with a wurtzite structure, such as ZnO, CdS and GaN. An attempt to enhance the piezoelectricity...
    86 KB (10,611 words) - 16:22, 9 January 2024
  • Weloganite Whewellite Wilkeite Willemite Witherite Wollastonite Wulfenite Wurtzite Xonotlite Yugawaralite Zektzerite Zeolites Analcime Apophyllite Chabazite...
    13 KB (866 words) - 05:32, 11 March 2024
  • extrapolations that the lattice constant of pure zincblende MgSe is 0.59 nm. The wurtzite structure of MgSe has been observed, but it is unstable and slowly converts...
    6 KB (501 words) - 01:22, 19 February 2024
  • Ba, Hg, Pb and lanthanides form a NaCl lattice, BePo and CdPo have the wurtzite and MgPo the nickel arsenide structure. Most polonides decompose upon heating...
    75 KB (8,186 words) - 16:23, 2 June 2024
  • Thumbnail for Piezoelectricity
    (KNbO3) Sodium tungstate (Na2WO3) Ba2NaNb5O5 Pb2KNb5O15 Zinc oxide (ZnO) – Wurtzite structure. While single crystals of ZnO are piezoelectric and pyroelectric...
    85 KB (9,463 words) - 08:56, 9 July 2024
  • Thumbnail for Copper(I) iodide
    Copper(I) iodide (category Wurtzite structure type)
    crystalline forms. It adopts a zinc blende structure below 390 °C (γ-CuI), a wurtzite structure between 390 and 440 °C (β-CuI), and a rock salt structure above...
    12 KB (1,120 words) - 02:37, 13 January 2024
  • the Harrisson’s Model. The idea was then extended to all commonly used wurtzite and zincblende semiconductors. Given the difficulty of finding direct experimental...
    10 KB (1,142 words) - 06:48, 28 May 2024
  • Thumbnail for Phases of ice
    first proposed by Linus Pauling in 1935. The structure of ice Ih is the wurtzite lattice, roughly one of crinkled planes composed of tessellating hexagonal...
    135 KB (15,332 words) - 18:17, 12 July 2024
  • Thumbnail for Gallium nitride
    Gallium nitride (category Wurtzite structure type)
    diodes since the 1990s. The compound is a very hard material that has a Wurtzite crystal structure. Its wide band gap of 3.4 eV affords it special properties...
    38 KB (3,738 words) - 14:02, 11 July 2024
  • Thumbnail for Magnesium sulfide
    the rock salt structure as its most stable phase, its zinc blende and wurtzite structures can be prepared by molecular beam epitaxy. The chemical properties...
    6 KB (519 words) - 21:51, 26 November 2023
  • Thumbnail for Salt (chemistry)
    747565 nickeline <1.73 4:4 alternate tetrahedral 0.2247 zinc blende 1.6381 wurtzite 1.641 MX2 8:4 all tetrahedral 0.2247 fluorite 5.03878 6:3 half octahedral...
    63 KB (6,942 words) - 06:56, 23 June 2024
  • Witherite Wodginite Wolframite Wollastonite Woodhouseite Wöhlerite Wulfenite Wurtzite Wüstite Wyartite Xanthiosite Xanthoconite Xanthoxenite Xenophyllite Xenotime...
    41 KB (2,729 words) - 20:21, 2 June 2024
  • Thumbnail for Zinc
    (zinc silicate), wurtzite (another zinc sulfide), and sometimes hydrozincite (basic zinc carbonate). With the exception of wurtzite, all these other minerals...
    143 KB (16,185 words) - 05:29, 12 July 2024
  • important. The nitrides of aluminium, gallium, and indium adopt the hexagonal wurtzite structure in which each atom occupies tetrahedral sites. For example, in...
    13 KB (1,380 words) - 10:14, 3 July 2024
  • Thumbnail for Popigai impact structure
    Changfeng (2009). "Harder than Diamond: Superior Indentation Strength of Wurtzite BN and Lonsdaleite". Physical Review Letters. 102 (5): 055503. Bibcode:2009PhRvL...
    11 KB (930 words) - 06:59, 11 March 2024
  • Thumbnail for Greenockite
    3.5 and the specific gravity is 4.8 to 4.9. Greenockite belongs to the wurtzite group and is isostructural with it at high temperatures. It is also isostructural...
    5 KB (293 words) - 22:16, 8 April 2024