• The magic angle is a precisely defined angle, the value of which is approximately 54.7356°. The magic angle is a root of a second-order Legendre polynomial...
    7 KB (849 words) - 20:27, 17 January 2025
  • Thumbnail for Magic angle spinning
    In solid-state NMR spectroscopy, magic-angle spinning (MAS) is a technique routinely used to produce better resolution NMR spectra. MAS NMR consists in...
    9 KB (1,114 words) - 08:42, 1 May 2024
  • The magic angle is a particular value of the collection angle of an electron microscope at which the measured energy-loss spectrum "magically" becomes...
    3 KB (478 words) - 02:28, 16 November 2022
  • Thumbnail for Twistronics
    using a simple theoretical model found that for the previously found "magic angle" the amount of energy a free electron would require to tunnel between...
    15 KB (1,625 words) - 09:06, 5 November 2024
  • Thumbnail for Dynamic nuclear polarization
    nuclear Larmor frequency of the corresponding nuclei. In the case of magic angle spinning DNP (MAS-DNP), the mechanism is different but to understand...
    32 KB (4,198 words) - 10:16, 14 May 2025
  • Thumbnail for Nuclear magnetic resonance
    state NMR, which aims at removing the effect of the same couplings by Magic Angle Spinning techniques. The most commonly used nuclei are 1 H and 13 C,...
    93 KB (11,875 words) - 16:33, 4 May 2025
  • Thumbnail for Solid-state nuclear magnetic resonance
    fundamental aspects of solid materials. ssNMR is often combined with magic angle spinning (MAS) to remove anisotropic interactions and improve the sensitivity...
    50 KB (5,450 words) - 11:06, 16 May 2025
  • Thumbnail for Isometric projection
    264° (precisely arcsin 1⁄√3 or arctan 1⁄√2, which is related to the Magic angle) about the horizontal axis. Note that with the cube (see image) the perimeter...
    12 KB (1,431 words) - 18:25, 4 May 2025
  • Thumbnail for Magic (supernatural)
    application to various concepts, such as magic acid, magic bullets, and magic angles. Modern Western magic has challenged widely-held preconceptions...
    107 KB (14,075 words) - 18:40, 15 May 2025
  • Thumbnail for Revolutions per minute
    simulated natural conditions at a maximum speed of 540 mm/h. The sample in magic angle spinning, a nuclear magnetic resonance technique, typically rotates between...
    13 KB (1,628 words) - 17:10, 16 May 2025
  • Thumbnail for Hofstadter's butterfly
    the butterfly was observed in twisted bilayer graphene at the second magic angle. In his original paper, Hofstadter considers the following derivation:...
    19 KB (2,510 words) - 15:26, 13 May 2025
  • Thumbnail for Pablo Jarillo-Herrero
    moiré superlattices. When two graphene sheets are twisted by an angle close to a "magic angle" theoretically predicted by Allan MacDonald and Rafi Bistritzer...
    18 KB (1,706 words) - 23:17, 3 February 2025
  • Thumbnail for Allan H. MacDonald
    one of the laureates of the Wolf Prize in Physics, for predicting the magic angle that turns twisted bilayer graphene into a superconductor. He was born...
    19 KB (1,585 words) - 03:48, 6 January 2025
  • Thumbnail for Reinforced rubber
    must be positioned under an angle of approximately 54.7 angular degrees, also referred to as the magic angle. The magic angle of 54.7 exactly balances the...
    6 KB (840 words) - 23:13, 27 January 2025
  • Thumbnail for Cross-polarization
    polarization, and shorter T1(1H) relaxation times. CP was crucially adapted to magic angle spinning (MAS) by Michael Gibby, Alexander Pines and John S. Waugh at...
    4 KB (443 words) - 22:44, 26 February 2025
  • Thumbnail for Moiré pattern
    twisted bi-layer graphene, which forms a moiré pattern and at a particular magic angle exhibits superconductivity and other important electronic properties...
    35 KB (4,166 words) - 06:15, 7 March 2025
  • polarization artifacts can be combated by placing an emission polarizer at the magic angle of 54.7º. If the emission polarizer is vertically polarized there will...
    14 KB (2,049 words) - 00:14, 16 March 2025
  • can also be used in sequence-specific backbone resonance assignment of magic angle spinning NMR spectra in solid-state NMR. A large number triple-resonance...
    17 KB (2,111 words) - 01:26, 18 October 2020
  • electric charge Milliarcseconds (mas), a unit of angular measurement Magic angle spinning, a technique used in solid state nuclear magnetic resonance...
    5 KB (635 words) - 20:03, 3 April 2025
  • Thumbnail for Magnetic resonance neurography
    angle of voxel orientation during the acquisition of the image. When acquisitions are done with echo times below 40 milliseconds, there can be "magic...
    22 KB (2,727 words) - 21:09, 28 February 2025
  • Thumbnail for SQUID
    Such sensors allow to count spins. In 2022 a SQUID was constructed on magic angle twisted bilayer graphene (MATBG) The extreme sensitivity of SQUIDs makes...
    24 KB (2,973 words) - 20:07, 8 November 2024
  • Thumbnail for Nuclear magnetic resonance spectroscopy
    by sample spinning. Of the latter approach, fast spinning around the magic angle is a very prominent method, when the system comprises spin-1/2 nuclei...
    54 KB (6,192 words) - 06:59, 26 February 2025
  • Weisstein, Eric W. "Favard Constants". MathWorld. Weisstein, Eric W. "Golden Angle". MathWorld. Weisstein, Eric W. "Sierpinski Constant". MathWorld. Weisstein...
    97 KB (3,567 words) - 08:20, 11 March 2025
  • been claimed to be observed in twisted bilayer graphene close to the magic angle, yet again requiring a magnetic field, of order 5 T in order to "smoothen"...
    16 KB (2,117 words) - 22:17, 7 May 2025
  • Jarillo-Herrero (2018). "Correlated insulator behaviour at half-filling in magic-angle graphene superlattices". Nature. 556 (7699): 80–84. arXiv:1802.00553...
    23 KB (2,745 words) - 21:24, 6 February 2025
  • Thumbnail for Mei Hong (chemist)
    Interactions of Plant Cell-Wall Polysaccharides by Two- and Three-Dimensional Magic-Angle-Spinning Solid-State NMR". Biochemistry. 50 (6): 989–1000. doi:10.1021/bi101795q...
    18 KB (2,128 words) - 04:36, 30 March 2025
  • has been shown to be ubiquitous in twisted graphene layers near the magic twist angle and to be the main factor in the flat band width of those systems...
    13 KB (1,349 words) - 20:36, 15 October 2024
  • Thumbnail for Quantitative susceptibility mapping
    problem involves division by zero at a pair of cone surfaces at the magic angle with respect to B0 in the Fourier domain. Consequently, susceptibility...
    17 KB (1,871 words) - 20:26, 24 May 2024
  • Thumbnail for Hartmut Oschkinat
    investigation of biological systems by solid-state NMR (ssNMR) with magic angle spinning. His group was the first to solve a protein structure using...
    18 KB (1,545 words) - 20:58, 14 July 2024
  • Pablo (April 2021). "Entropic evidence for a Pomeranchuk effect in magic-angle graphene". Nature. 592 (7853): 214–219. arXiv:2009.01836. doi:10...
    3 KB (310 words) - 04:06, 17 August 2023