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There is a page named "Multi-ring structures" on Wikipedia

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  • Thumbnail for Multi-ringed basin
    A multi-ringed basin (also a multi-ring impact basin) is not a simple bowl-shaped crater, or a peak ring crater, but one containing multiple concentric...
    7 KB (755 words) - 07:55, 14 June 2024
  • Thumbnail for Callisto (moon)
    under the influence of impacts. Prominent surface features include multi-ring structures, variously shaped impact craters, and chains of craters (catenae)...
    80 KB (8,136 words) - 17:53, 19 August 2024
  • Thumbnail for Cyclic compound
    structures, both as core structures, and as substituents appended to alicyclic structures.[citation needed] The term macrocycle is used when a ring-containing...
    28 KB (3,320 words) - 13:08, 12 March 2024
  • Thumbnail for Valhalla (crater)
    age of the Valhalla structure is not known; however, it is the youngest such feature among the five known multi-ring structures on Callisto. Estimates...
    9 KB (1,075 words) - 21:19, 29 April 2024
  • Thumbnail for Asgard (crater)
    of Asgard is dominated by the domed Doh impact crater. A smaller multi-ring structure is superposed on the northern part of Asgard. It is called Utgard...
    2 KB (158 words) - 20:30, 20 May 2024
  • The Giant GRB Ring is a ring of 9 gamma-ray bursts (GRBs) that may be associated with one of the largest known cosmic structures. It was discovered in...
    6 KB (610 words) - 14:38, 28 July 2024
  • Thumbnail for Chicxulub crater
    The ring structures are best developed to the south, west and northwest, becoming more indistinct towards the north and northeast of the structure. This...
    82 KB (8,118 words) - 21:36, 23 August 2024
  • Thumbnail for Aorounga crater
    Aorounga structure. The Aorounga impact structure is recognised as a multi-ring structure, with a central complex surrounded by a near-circular ring feature...
    8 KB (1,050 words) - 06:21, 7 August 2024
  • Thumbnail for Tin Bider crater
    Briedj, M. and Djender,M., Impact and impact-like structures in Algeria. Part II, multi-ringed structures. Meteoritics, v. 16, pp. 203–227. 1981 McHone,...
    3 KB (309 words) - 16:48, 10 July 2024
  • Lord of the Rings. From September 2022, Amazon has been presenting a multi-season television series of stories, The Lord of the Rings: The Rings of Power...
    105 KB (11,170 words) - 16:12, 23 August 2024
  • Thumbnail for Talemzane crater
    P., McHone, J.F. Jr., Dietz, R.S., Djender, M. and Briedj, M., Multi-ringed structures in Algeria: Ancient impact craters or not? (abstract). International...
    4 KB (382 words) - 00:41, 27 July 2023
  • Thumbnail for Beta-lactamase
    Beta-lactamase (category Enzymes of known structure)
    antibiotics' structure. These antibiotics all have a common element in their molecular structure: a four-atom ring known as a beta-lactam (β-lactam) ring. Through...
    53 KB (6,263 words) - 14:38, 30 May 2024
  • A peak ring crater is a type of complex crater, which is different from a multi-ringed basin or central-peak crater. A central peak is not seen; instead...
    6 KB (509 words) - 21:24, 11 May 2024
  • Thumbnail for Ouarkziz crater
    Briedj, M. and Djender,M., Impact and impact-like structures in Algeria. Part II, multi-ringed structures. Meteoritics, v. 16, pp. 203–227. 1981 Ouarkziz...
    4 KB (363 words) - 13:11, 13 February 2024
  • Thumbnail for Lofn (crater)
    is superimposed on Adlinda multilayer structure obscuring about 30 percent of it. Another multi-ring structure—Heimdall is found to the south-west of...
    9 KB (1,114 words) - 19:36, 22 June 2024
  • Thumbnail for Blue-ringed octopus
    In the greater blue-ringed octopus (Hapalochlaena lunulata), the rings contain multi-layer light reflectors called iridophores. These are arranged to...
    22 KB (2,403 words) - 02:19, 10 August 2024
  • In abstract algebra, a semiring is an algebraic structure. It is a generalization of a ring, dropping the requirement that each element must have an additive...
    52 KB (8,051 words) - 01:50, 26 June 2024
  • Thumbnail for Impact event
    (what is now South Africa), caused the largest verified crater, a multi-ringed structure 160–300 km (100–200 mi) across, forming from an impactor approximately...
    107 KB (12,087 words) - 19:18, 18 August 2024
  • A ring system is a disc or torus orbiting an astronomical object that is composed of solid material such as gas, dust, meteoroids, planetoids or moonlets...
    37 KB (3,751 words) - 16:08, 9 August 2024
  • Thumbnail for Protection ring
    computer science, hierarchical protection domains, often called protection rings, are mechanisms to protect data and functionality from faults (by improving...
    30 KB (3,750 words) - 00:41, 22 July 2024
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