• Thumbnail for Molecular knot
    a molecular knot is a mechanically interlocked molecular architecture that is analogous to a macroscopic knot. Naturally-forming molecular knots are...
    21 KB (2,316 words) - 10:52, 12 January 2024
  • Thumbnail for Knot theory
    In topology, knot theory is the study of mathematical knots. While inspired by knots which appear in daily life, such as those in shoelaces and rope,...
    49 KB (6,295 words) - 07:50, 15 October 2024
  • in stereochemistry and quantum chemistry. Another important area is molecular knot theory and circuit topology that describe the topology of folded linear...
    5 KB (604 words) - 01:52, 26 January 2024
  • Mechanically-interlocked molecular architectures in Supramolecular chemistry comprises a.o., Catenane and Rotaxane molecules, and Molecular knot Interlock fabric...
    1 KB (149 words) - 12:10, 3 May 2022
  • Thumbnail for Topoisomer
    Topoisomer (category Molecular topology)
    Mechanically-interlocked molecular architectures Catenane Rotaxanes Molecular knot Molecular Borromean rings ^ New Molecular Topologies Beyond Catenanes...
    1 KB (114 words) - 10:51, 17 July 2023
  • Thumbnail for David Leigh (scientist)
    synthesis of an 819 knot, the most complex molecular knot made to date, and a molecular endless knot (the smallest Chinese knot). In 2013 the Leigh group...
    22 KB (1,686 words) - 23:17, 4 October 2024
  • Examples of mechanically interlocked molecular architectures include catenanes, rotaxanes, molecular knots, and molecular Borromean rings. Work in this area...
    12 KB (1,303 words) - 02:13, 6 January 2024
  • Thumbnail for Solomon's knot
    classified as a link, and is not a true knot according to the definitions of mathematical knot theory. The Solomon's knot consists of two closed loops, which...
    11 KB (1,332 words) - 04:34, 25 October 2024
  • Thumbnail for Borromean rings
    the "Ballantine rings". The first work of knot theory to include the Borromean rings was a catalog of knots and links compiled in 1876 by Peter Tait....
    43 KB (4,472 words) - 11:29, 20 October 2024
  • Thumbnail for Knotted protein
    the knots discovered in proteins are deep trefoil (31) knots. Figure eight knots (41), three-twist knots (52), Stevedore knots (61) and Septoil knot (71)...
    23 KB (2,895 words) - 05:10, 8 July 2024
  • Thumbnail for Catenane
    Catenane (category Molecular topology)
    related to other mechanically interlocked molecular architectures, such as rotaxanes, molecular knots or molecular Borromean rings. Recently the terminology...
    13 KB (1,377 words) - 00:03, 11 October 2024
  • Thumbnail for Circuit topology
    Circuit topology (category Knot theory)
    knots. Thus, circuit topology serves as a complementary approach to knot theory. Circuit topology has implications for folding kinetics and molecular...
    8 KB (879 words) - 22:06, 18 June 2024
  • Thumbnail for Cystine knot
    unique family of cyclic and knotted proteins that defines the cyclic cystine knot structural motif". Journal of Molecular Biology. 294 (5): 1327–36. doi:10...
    9 KB (1,094 words) - 02:15, 27 October 2024
  • Thumbnail for Triple fisherman's knot
    slippery, stiff ultra-high-molecular-weight polyethylene (UHMWPE) and aramid cored ropes. Tying the triple fisherman's knot is nearly identical to the...
    3 KB (245 words) - 16:16, 3 July 2022
  • Thumbnail for Red knot
    The red knot or just knot (Calidris canutus) is a medium-sized shorebird which breeds in tundra and the Arctic Cordillera in the far north of Canada,...
    40 KB (4,532 words) - 20:18, 31 October 2024
  • morphogenesis and regulates the growth of tooth cusps. The enamel knot produces a range of molecular signals from all the major signaling families, such as Fibroblast...
    2 KB (327 words) - 16:32, 3 June 2023
  • access to complex assemblies such as covalent organic frameworks, molecular knots, polymers, and novel macrocycles. Not to be confused with dynamic combinatorial...
    18 KB (1,997 words) - 12:31, 11 October 2024
  • Thumbnail for Supramolecular chemistry
    Examples of mechanically interlocked molecular architectures include catenanes, rotaxanes, molecular knots, molecular Borromean rings and ravels. In dynamic...
    34 KB (3,711 words) - 08:07, 12 November 2024
  • Thumbnail for Jean-Pierre Sauvage
    is molecular topology, specifically mechanically-interlocked molecular architectures. He has described syntheses of catenanes and molecular knots based...
    10 KB (809 words) - 07:00, 13 September 2024
  • Thumbnail for Knotted polymers
    Of note, 85% of elasticity in natural rubber is due to knot-like structures within its molecular chain. An intramolecular cyclization reaction is where...
    16 KB (1,896 words) - 03:05, 13 November 2024
  • Thumbnail for Finitely generated group
    groups appear in topological quantum field theories Knot groups are used to study molecular knots The word problem for a finitely generated group is the...
    9 KB (977 words) - 14:17, 13 November 2024
  • Thumbnail for Molecular Borromean rings
    gram-scale laboratory activity for undergraduate organic chemistry courses. Molecular knot Topology (chemistry) Dynamic covalent chemistry Chichak, K. S.; Cantrill...
    7 KB (606 words) - 12:18, 25 January 2024
  • Thumbnail for Macrocycle
    bioactive and could be useful for drug delivery. Cryptand Rotaxane Catenane Molecular knot Effective molarity Macrocyclic stereocontrol Macrocyclic ligand Hamilton-Miller...
    27 KB (3,288 words) - 22:37, 24 August 2024
  • Topology (chemistry) (category Molecular topology)
    topology Topological index Theoretical chemistry Molecular geometry Molecular graph Molecular knot Molecular Borromean rings Brown, David; Topology and Chemistry;...
    3 KB (375 words) - 19:36, 3 December 2023
  • Thumbnail for Helix Nebula
    Helix Nebula (section Knots)
    planetary nebulae, especially those with a molecular envelope like the Ring nebula and the Dumbbell Nebula. These knots are radially symmetric (from the CS)...
    16 KB (1,527 words) - 17:33, 27 October 2024
  • Ultra-high-molecular-weight polyethylene (UHMWPE, UHMW) is a subset of the thermoplastic polyethylene. Also known as high-modulus polyethylene (HMPE)...
    29 KB (3,663 words) - 05:04, 2 October 2024
  • Thumbnail for Rotaxane
    Rotaxane (category Molecular electronics)
    Rotaxanes. Catenane Mechanically interlocked molecular architecture Molecular Borromean rings Molecular knots Polyrotaxane Bravo, José A.; Raymo, Françisco...
    18 KB (1,832 words) - 19:25, 5 June 2024
  • Thumbnail for History of knot theory
    significant stimulus in knot theory would arrive later with Sir William Thomson (Lord Kelvin) and his vortex theory of the atom. Different knots are better at different...
    13 KB (1,577 words) - 00:35, 16 August 2024
  • ideal, a subset of a ring Prime knot, a knot that cannot be written as the knot sum of two non-trivial knots in knot theory Prime model, as simple a model...
    5 KB (690 words) - 06:13, 30 October 2024
  • Thumbnail for Wood
    Wood (redirect from Wood knot)
    a knot, the direction of the wood (grain direction) is up to 90 degrees different from the grain direction of the regular wood. In the tree a knot is...
    94 KB (8,949 words) - 14:50, 13 November 2024