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  • | category = [[Oxide minerals]] ...58-7 |location=New York}}</ref> Many different [[cations]] can be embedded in this structure, allowing the development of diverse engineered materials.<r ...
    16 KB (2,156 words) - 02:17, 8 February 2025
  • {{Short description|Concept in physics}} ...try group]]s which classify the symmetries of a crystal both in space, and in a two-valued property such as [[electron spin]]. To represent such a proper ...
    40 KB (5,469 words) - 10:31, 12 December 2024
  • ...before 1959 did not go through the official naming procedure although some minerals published previously have been either confirmed or discredited since that d ...p – a name used to designate a group of species, sometimes only a mineral group name. ...
    69 KB (9,209 words) - 05:25, 20 January 2025
  • ...molecule consisting of one hydrogen and one sulfur atom. The S-H distance in the radical is 0.134&nbsp;nm.<ref name="Ellingson">{{cite journal|url=http: ...</ref> HS<sup>•</sup> is formed during the degradation of hydrogen sulfide in the atmosphere of the Earth. This may be a deliberate action to destroy od ...
    19 KB (2,710 words) - 22:16, 23 February 2025
  • {{about|the geochemistry term|modern data|Abundance of elements in Earth's crust|the geodesy term|Earth ellipsoid#Historical Earth ellipsoids} ...a [[chemical element]], typically [[Abundance of elements in Earth's crust|in Earth's crust]]. The technical definition of "Earth's crust" varies among a ...
    53 KB (6,558 words) - 09:51, 1 January 2025
  • ...prominent roles in physical theories, as in the case of the conic sections in [[celestial mechanics]].]] ...in physics, and the problem of explaining the effectiveness of mathematics in physics. ...
    30 KB (4,211 words) - 02:48, 8 February 2025
  • ...y other divalent metals of similar sized to make mixtures that crystallise in the same form.<ref>{{cite web ...ons in the Single Crystals of Some Similarly Constituted Salts of the Iron Group of Elements. II. Hydrated NiFormula Salts ...
    44 KB (5,892 words) - 11:45, 3 January 2024
  • ...m<sup>3</sup> is sometimes quoted as a commonly used criterion and is used in the body of this article. ...harmless (such as [[ruthenium]], silver and [[indium]]), but can be toxic in larger amounts or certain forms. Other heavy metals, such as [[arsenic]], [ ...
    150 KB (21,966 words) - 01:31, 25 February 2025
  • ...electron microscope]] (SEM) photo of a dust particle collected by [[NASA]] in the [[stratosphere]] together with its [[energy-dispersive X-ray spectrosco ...to obtain information on the [[astronomical object]]s occurring in [[outer space]]. Dust astronomy overlaps with the fields of [[Planetary science]], [[Cosm ...
    167 KB (23,871 words) - 10:36, 17 February 2025
  • ...isotopes, [[protium]] {{sup|1}}H and [[deuterium]] {{sup|2}}H, which vary in relative abundance on the order of hundreds of [[Per mille|permil]]. The ra ...belprize.org/nobel_prizes/chemistry/laureates/1934/ |title=The Nobel Prize in Chemistry 1934 |website=www.nobelprize.org|access-date=2016-05-13}}</ref> ...
    236 KB (33,740 words) - 16:38, 15 November 2024
  • ...]]'''}}{{defn|defn=(''The double integration method'') is a technique used in [[structural analysis]] to determine the [[Deflection (engineering)|deflect ...an [[arithmetic logic unit]] (ALU) operation on one or more units of data in the CPU's [[processor register|register]]s or [[CPU cache|memory]].}} ...
    251 KB (37,240 words) - 05:11, 19 January 2025