• Thumbnail for Nonclassical ion
    common nonclassical ion structure in the form of a bicyclobutonium ion. Brown, H. C. (with commentary by P. v. R. Schleyer) The Nonclassical Ion Problem;...
    4 KB (384 words) - 01:56, 7 September 2024
  • Thumbnail for 2-Norbornyl cation
    Prakash, G. K. S.; Saunders, M. (1983). "Conclusion of the classical-nonclassical ion controversy based on the structural study of the 2-norbornyl cation"...
    45 KB (5,145 words) - 00:01, 7 September 2024
  • Thumbnail for Magic acid
    reactions. The discovery of hypercoordinated carbocations fueled the nonclassical ion controversy of the 1950s and 60s. Due to the slow timescale of 1H-NMR...
    15 KB (1,711 words) - 11:34, 26 August 2024
  • Particularly fast reactions can occur by neighbour group participation, with nonclassical ions as intermediates or transition states. For certain nucleophiles, solvolysis...
    3 KB (425 words) - 00:53, 5 January 2024
  • Thumbnail for Arenium ion
    trivalent (classical) carbenium ions from three-center bound penta- or tetracoordinated (nonclassical) carbonium ions. Role of carbocations in electrophilic...
    4 KB (494 words) - 21:55, 19 June 2023
  • Thumbnail for Carbenium ion
    trivalent (classical) carbenium ions from three-center bound penta- of tetracoordinated (nonclassical) carbonium ions. Role of carbocations in electrophilic...
    25 KB (2,933 words) - 19:21, 6 September 2024
  • Thumbnail for Carbocation
    trivalent (classical) carbenium ions from three-center bound penta- of tetracoordinated (nonclassical) carbonium ions. Role of carbocations in electrophilic...
    14 KB (1,562 words) - 23:59, 6 September 2024
  • Thumbnail for Carbonium ion
    carbonium ion is a cation that has a pentacoordinated carbon atom. They are a type of carbocation. In older literature, the name "carbonium ion" was used...
    11 KB (974 words) - 03:25, 9 September 2024
  • the leaving group. Corresponding intermediates are referred to a nonclassical ions, with the 2-norbornyl system as the most well known case. IUPAC definition...
    7 KB (818 words) - 13:27, 15 December 2023
  • ion control scheme that maps quantum information between two co-trapped ion species. Quantum logic operations allow desirable properties of each ion species...
    10 KB (1,262 words) - 22:37, 1 May 2024
  • Education. pp. 183–184. ISBN 81-7758-296-8. Brown, Herbert C. (1977). The Nonclassical Ion Problem. New York: Springer. ISBN 978-1-4613-4120-8. Olah, G. A.; Liang...
    19 KB (2,429 words) - 07:18, 15 April 2019
  • Thumbnail for Ethenium
    molecule of ethane (C 2H 6) minus one hydride ion (H− ). It is a carbocation; more specifically, a nonclassical carbocation. Ethenium has been observed in...
    3 KB (384 words) - 20:53, 31 August 2024
  • Thumbnail for Congenital adrenal hyperplasia due to 21-hydroxylase deficiency
    that from the clinician's perspective, nonclassical CAH is not an intersex condition. Including nonclassical CAH in intersex prevalence estimates has...
    177 KB (20,580 words) - 10:59, 24 September 2024
  • Herbert C. Brown, a Nobel laureate at Purdue University, researching on Nonclassical Ion Problem, one of the favorite topics of Brown. On his return to India...
    10 KB (841 words) - 18:31, 23 April 2024
  • is a type of atomic clock with laser cooled single ions confined together in an electromagnetic ion trap. Developed in 2010 by physicists at the U.S. National...
    13 KB (1,315 words) - 07:01, 6 October 2023
  • Thumbnail for State of matter
    thermal equilibrium ground states; therefore they are described below as nonclassical states of matter. Solids can be transformed into liquids by melting,...
    35 KB (4,382 words) - 19:57, 23 August 2024
  • Thumbnail for Secretion
    ER-Golgi pathway. These are secreted through various nonclassical pathways. At least four nonclassical (unconventional) protein secretion pathways have been...
    25 KB (2,981 words) - 05:27, 17 June 2024
  • automata. Physics portal Atomic, molecular, and optical physics Attophysics Nonclassical light Optomechanics Quantum control Optical phase space Optical physics...
    13 KB (1,606 words) - 21:18, 21 September 2024
  • Thumbnail for Conjugated system
    although systems that involve electron-deficient bonding, including nonclassical carbocations, lithium and boron clusters, and hypervalent centers require...
    34 KB (4,290 words) - 23:57, 8 September 2024
  • 39.691. Diedrich, Frank; Walther, Herbert (1987). "Nonclassical Radiation of a Single Stored Ion". Phys. Rev. Lett. 58 (3): 203–206. Bibcode:1987PhRvL...
    28 KB (3,333 words) - 02:34, 22 September 2024
  • {\displaystyle g^{(2)}(0)} . Sub-Poissonian fields violate this, and hence are nonclassical in the sense that there can be no underlying positive definite probability...
    7 KB (1,038 words) - 08:01, 25 June 2024
  • Thumbnail for Amide
    Figueiredo, Renata Marcia; Suppo, Jean-Simon; Campagne, Jean-Marc (2016). "Nonclassical Routes for Amide Bond Formation". Chemical Reviews. 116 (19): 12029–12122...
    24 KB (2,322 words) - 01:44, 6 September 2024
  • Thumbnail for Homoaromaticity
    groups are bonded to the boron atoms, causing the compound to adopt a nonclassical, delocalized structure. As the name suggests, trishomoaromatics are defined...
    33 KB (3,768 words) - 19:26, 12 July 2024
  • Thumbnail for Photodynamic therapy
    include singlet oxygen (1O2), hydroxyl radicals (•OH) and superoxide (O2−) ions. They can interact with cellular components including unsaturated lipids...
    79 KB (9,506 words) - 01:11, 14 July 2024
  • Thumbnail for Ammonium tetrathiomolybdate
    name (help); |journal= ignored (help) Nickel, W (2003). "The Mystery of nonclassical protein secretion, a current view on cargo proteins and potential export...
    14 KB (1,123 words) - 13:33, 20 January 2024
  • Thumbnail for Squeezed coherent state
    sub-shot-noise[clarification needed] quantum correlations. Negative energy Nonclassical light Optical phase space Quantum optics Squeeze operator Loudon, Rodney...
    35 KB (4,851 words) - 01:27, 29 August 2024
  • Thumbnail for Metal carbonyl
    = Fe, Ru, Os). Nonclassical describes those carbonyl complexes where νCO is higher than that for free carbon monoxide. In nonclassical CO complexes, the...
    70 KB (7,931 words) - 06:04, 29 May 2024
  • Thumbnail for Cannabinoid
    structurally related to THC, but endocannabinoids are fatty acid derivatives. Nonclassical synthetic cannabinoids (cannabimimetics) include aminoalkylindoles, 1...
    74 KB (7,813 words) - 19:14, 23 September 2024
  • Thumbnail for Aminolevulinic acid
    visualized. Excess heme is converted in macrophages to Biliverdin and ferrous ions by the enzyme HO-1. Biliverdin formed further gets converted to Bilirubin...
    17 KB (1,747 words) - 19:53, 17 March 2024
  • 2nd ed. (Wiley 1987), p.113 Nikonov, G. I. (2005). "Recent advances in nonclassical interligand SiH interactions". Adv. Organomet. Chem. 53: 217–309. doi:10...
    5 KB (688 words) - 12:00, 26 March 2023