Search results

..., the '''cation-anion radius ratio''' can be used to predict the [[crystal structure]] of an [[ionic compound]] based on the relative size of its atoms. It is d In a given structure, the ratio of cation radius to anion radius is called the radius ratio. Thi ...

*[[Cubic crystal system|Cubic system]], [[space group]] ''Fm''3''m'', cell parameters a = 0. *[[Tetragonal crystal system|Tetragonal system]], cell parameters a = 0.58312 nm, c = 0.58281 nm, ...

| Section3 = {{Chembox Structure ...roup]] '''''F m3m''''', cell parameters ''a'' = 0.6009&nbsp;nm, Z = 4, and structure like [[sodium chloride]].<ref>{{cite book |author= |title=Справочник химика ...

{{Short description|Change of shape of geological salt bodies submitted to stress}} ...k Altaussee Stollen 20220924a.jpg|thumb|300px|Adits in deformed rock salt. Salt mine of [[Altaussee]], Austria]] ...

| Section3 = {{Chembox Structure ...tron radiation of cerium and praseodymium monopnictides with the NaCl-type structure at high pressures |journal=Physica B: Condensed Matter |edition=Physica B: ...

...tem, space group Fm{{overline|3}}m, cell parameters a = 0.57934 nm, Z = 4, structure of the [[NaCl]] type.<ref>{{cite journal |last1=Gensini |first1=M. |last2=G ...at 20 GPa into the trigonal system and at 35 GPa into the cubic system, a structure of the [[CsCl]] type. ...

{{About|the mineral|synthetic compounds|Perovskite (structure)|solar cells using perovskite-structured compounds|Perovskite solar cell}} ...cation=New York}}</ref> Many different [[cations]] can be embedded in this structure, allowing the development of diverse engineered materials.<ref name="Szurom ...

== Surface structure and stability == ...a particular plane, the position of surface ions will differ from the bulk structure. Newly created surfaces will tend to minimize the [[Gibbs free energy|surfa ...

[[File:Rock_Salt_HEO_(MgNiCoCuZn)O_With_Site_Occupancies.png|thumb|318x318px|Structure of high-entropy oxide (MgNiCoCuZn)_0.2O with site occupancies sho ...date=2019-10-08 |title=Review of high entropy ceramics: design, synthesis, structure and properties |journal=Journal of Materials Chemistry A |language=en |volu ...

==Structure and catalytic mechanism== ...of a chimeric pancreatic lipase-related protein 2 from guinea pig|journal=Structure|volume=4|issue=11 |pages= 1363–74 |year=1996 |pmid=8939760|doi=10.1016/S096 ...

...|thumb|right|alt=bright green crystals in two clusters on a white and grey rock|Mint green Annabergite, a nickel arsenite]] ...exahydrate has two forms, a blue tetragonal form, and a green [[Monoclinic crystal system|monoclinic]] form, with a transition temperature around 53&nbsp;°C.< ...

...to copper and iron in the periodic table can form compounds with the same structure as the [[high-temperature superconductor]]s that are known. Most of the common [[Salt (chemistry)|salts]] of nickel are green due to the presence of hexaaquanick ...

[[File:Bermuda_(UK)_image_number_219_caves.jpg|left|thumb|Crystal Cave, Bermuda is an anchialine cave formed by chemical dissolution of solub ...ref> The acidic water reacts with the soluble sedimentary rock causing the rock to dissolve and create voids.<ref name="Veni-2001" /> Over time, these void ...

| ImageName1 = The water molecule has this basic geometric structure | Section3 = {{Chembox Structure ...

...|title=PRO 4: International RILEM Conference on Concrete: From Material to Structure|url=https://books.google.com/books?id=Bf6dt2JsyO4C&pg=PA101|year=1998|publi ..., which gives concrete its strength and dimensional stability. The crystal structure of C-S-H in cement paste has not been fully resolved yet and there is still ...

| thesis_title = Some theoretical determinations of crystal structure ...'' ([[Omamori|''The Golden Amulet'']]), a Japanese operetta in [[Three-act structure|three acts]] by Clementine Ward.{{R|"Warminster and Westbury Journal 29 Feb ...

...hydrogen]] and [[carbon]] atoms arranged in a [[tree (graph theory)|tree]] structure in which all the [[carbon–carbon bond]]s are [[single bond|single]].<ref na ...lid is a solid that lacks the long-range order that is characteristic of a crystal.}} ...

...e=1948-04-01|title=Nuclear Resonance Absorption in Hydrated Crystals: Fine Structure of the Proton Line|journal=The Journal of Chemical Physics|volume=16|issue= ...970|title=Biogeochemistry of the stable isotopes of hydrogen and carbon in salt marsh biota|journal=Plant Physiology|volume=46|issue=5|pages=738–742|doi=10 ...

...David |last3=Beaulieu |first3=Jean-Philippe |date=13 October 2021 |title=A Crystal Ball Into Our Solar System's Future – Giant Gas Planet Orbiting a Dead Star ...ure rising to {{cvt|1400|K|C F}}, which is hot enough to melt some surface rock.{{sfn|Brownlee|2010|p=95}}<ref name="pnas106_24">{{Cite journal |last1=Li | ...

Heavy metals are relatively rare in the [[structure of the Earth#Crust|Earth's crust]] but are present in many aspects of moder File:Cadmium-crystal bar.jpg|alt=A more or less smooth silvery finger of cadmium with some sligh ...