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Relativistic Solenoids [PDF]

open access: yesCzechoslovak Journal of Physics, 2005
We construct a general relativistic analogy of an infinite solenoid, i.e., of an infinite cylinder with zero electric charge and non-zero electric current in the direction tangential to the cylinder and perpendicular to its axis. We further show that the
J. Bičák   +8 more
core   +2 more sources

How current loops and solenoids curve space-time [PDF]

open access: yes, 2015
The curved space-time around current loops and solenoids carrying arbitrarily large steady electric currents is obtained from the numerical resolution of the coupled Einstein-Maxwell equations in cylindrical symmetry.
Füzfa, A.
core   +5 more sources

Closed-form expressions for the magnetic fields of rectangular and circular finite-length solenoids and current loops

open access: yesAIP Advances, 2020
A summary of closed-form expressions for the magnetic fields produced by rectangular- and circular-shaped finite-length solenoids and current loops is provided altogether for easy reference.
S. Hampton   +4 more
doaj   +2 more sources

Three-dimensional, soft magnetic-cored solenoids via multi-material extrusion

open access: yesVirtual and Physical Prototyping
This study reports fully 3D-printed, three-dimensional, soft magnetic-cored solenoids that generate three times the largest magnetic fields previously reported from 3D-printed solenoids.
Jorge Cañada   +2 more
doaj   +2 more sources

Noncommutative Solenoids and the Gromov-Hausdorff Propinquity [PDF]

open access: yes, 2017
We prove that noncommutative solenoids are limits, in the sense of the Gromov-Hausdorff propinquity, of quantum tori. From this observation, we prove that noncommutative solenoids can be approximated by finite dimensional quantum compact metric spaces ...
Latremoliere, Frederic, Packer, Judith
core   +5 more sources

AlphaFold 2, but not AlphaFold 3, predicts confident but unrealistic β-solenoid structures for repeat proteins [PDF]

open access: yesComputational and Structural Biotechnology Journal
AlphaFold 2 (AF2) has revolutionised protein structure prediction but, like any new tool, its performance on specific classes of targets, especially those potentially under-represented in its training data, merits attention.
Olivia S. Pratt   +6 more
doaj   +3 more sources

Wieler solenoids, Cuntz-Pimsner algebras and K-theory [PDF]

open access: yesErgodic Theory and Dynamical Systems, 2018
We study irreducible Smale spaces with totally disconnected stable sets and their associated $K$-theoretic invariants. Such Smale spaces arise as Wieler solenoids, and we restrict to those arising from open surjections. The paper follows three converging
Agranovich   +21 more
core   +5 more sources

Designing novel solenoid proteins with in silico evolution [PDF]

open access: yesCommunications Chemistry
Solenoid proteins are elongated tandem repeat proteins with diverse biological functions, making them attractive targets for protein design. Advances in machine learning have transformed our understanding of sequence-structure relationships, enabling new
Daniella Pretorius   +6 more
doaj   +2 more sources

Wild solenoids [PDF]

open access: yesTransactions of the American Mathematical Society, 2018
A weak solenoid is a foliated space defined as the inverse limit of finite coverings of a closed compact manifold M M . The monodromy of a weak solenoid defines an equicontinuous minimal action on a Cantor space X X by the fundamental group G G of M M . The discriminant group of this
Hurder, Steven, Lukina, Olga
openaire   +3 more sources

Ergodic solenoidal homology: density of ergodic solenoids

open access: yes, 2009
A measured solenoid is a laminated space endowed with a tranversal measure invariant by holonomy, as defined in arXiv:0910.2836. A measured solenoid immersed in a smooth manifold produces a closed current (known as generalized Ruelle-Sullivan current ...
Muñoz, Vicente, Perez-Marco, Ricardo
core   +2 more sources

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