Results 61 to 70 of about 120,659 (273)

The 500 simplest hyperbolic knots

open access: yes, 2014
We identify all hyperbolic knots whose complements are in the census of orientable one-cusped hyperbolic manifolds with eight ideal tetrahedra. We also compute their Jones polynomials.Comment: Many knot diagrams simplified using Culler and Dunfield's ...
Champanerkar, Abhijit   +2 more
core   +1 more source

Constructing Seamless Interfaces for Ultrastable Flexible Supercapacitors

open access: yesAdvanced Science, EarlyView.
Seamless electrode/electrolyte and electrolyte/electrolyte interfaces with boosted interfacial toughness and adhesion are constructed by anchored interfacial polymerization and in situ polymerization, respectively. The achieved supercapacitor exhibits ultrahigh capacitance retention over 100,000 times of charge/discharge or folding deformation ...
Keyi Dong   +8 more
wiley   +1 more source

Cyclotron orbit knot and tunable-field quantum Hall effect

open access: yesPhysical Review Research, 2019
From a semiclassical perspective, the Bohr-Sommerfeld quantization of the closed cyclotron orbits for charged particles such as electrons in an external magnetic field gives rise to discrete Landau levels and a series of fascinating quantum Hall ...
Yi Zhang
doaj   +1 more source

Effect of Additional Mass on the Apparent Young’s Modulus of a Wooden Bar by Longitudinal Vibration

open access: yesBioResources, 2014
We investigated the influence of an additional mass bonded on a wooden bar on its apparent Young’s modulus based on a longitudinal vibration theory. Rectangular bars of Sitka spruce (Picea sitchensis Carr.) were used as experimental materials.
Yoshitaka Kubojima   +2 more
doaj   +1 more source

Synergistic Dual Slip‐Link Toughening of a Water‐Rich Double Network Hydrogel Combining Slide‐Ring and Highly Entangled Networks

open access: yesAdvanced Science, EarlyView.
Two distinct slip‐link mechanisms – the slide‐ring pulley effect and highly entangled chains – are combined in a water‐rich double network hydrogel, achieving synergistic toughening, near‐complete reversibility, and exceptional friction tear resistance at >$>$91 wt.% water.
Subhankar Mandal   +5 more
wiley   +1 more source

Ropelength of tight polygonal knots

open access: yes, 2004
A physical interpretation of the rope simulated by the SONO algorithm is presented. Properties of the tight polygonal knots delivered by the algorithm are analyzed. An algorithm for bounding the ropelength of a smooth inscribed knot is shown. Two ways of
Eric   +3 more
core   +2 more sources

Research Progress and Applications of Non‐Carrier‐Injection Electroluminescence

open access: yesAdvanced Electronic Materials, EarlyView.
Non‐carrier‐injection electroluminescence (NCI‐EL) uses AC fields and displacement currents to trigger light from internal charge reservoirs, enabling minimalist emitters with remotely coupled terminals. This review maps shared mechanisms across organics, GaN, quantum dots, and TMDCs, compares planar, interdigital, single‐terminal, and coaxial designs,
Wei Huang   +6 more
wiley   +1 more source

Vector and Spinor Decomposition of SU(2) Gauge Potential, their quivalence and Knot Structure in SU(2) Chern-Simons Theory

open access: yes, 2007
In this paper, spinor and vector decomposition of SU(2) gauge potential are presented and their equivalence is constructed using a simply proposal. We also obtain the action of Faddeev nonlinear O(3) sigma model from the SU(2) massive gauge field theory ...
Duan Yi-Shi   +9 more
core   +1 more source

Unpacking the Farmland Capitalization Effect of Ethanol Establishment

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We unpack the impact of expansions in ethanol production—as measured by proximity to newly constructed ethanol plants and capacity expansions—on farmland values using land transaction data from Kansas in combination with modern causal inference techniques.
Gabriel S. Sampson, Jisang Yu
wiley   +1 more source

SU(3) knot solitons: Hopfions in the F2 Skyrme–Faddeev–Niemi model

open access: yesPhysics Letters B, 2018
We discuss the existence of knot solitons (Hopfions) in a Skyrme–Faddeev–Niemi-type model on the target space SU(3)/U(1)2, which can be viewed as an effective theory of both the SU(3) Yang–Mills theory and the SU(3) anti-ferromagnetic Heisenberg model ...
Yuki Amari, Nobuyuki Sawado
doaj   +1 more source

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