Articles with "bloch" as a keyword



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Bloch Lines Constituting Antiskyrmions Captured via Differential Phase Contrast.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.202004206

Abstract: Much scientific capital has been directed toward exotic magnetic spin textures called Bloch lines, that is, Néel-type line boundaries within domain walls, because their geometry promises high-density magnetic storage. While predicted to arise in high-anisotropy… read more here.

Keywords: bloch; bloch lines; differential phase; phase contrast ... See more keywords

Discontinuous Galerkin Approximations for Computing Electromagnetic Bloch Modes in Photonic Crystals

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Published in 2017 at "Journal of Scientific Computing"

DOI: 10.1007/s10915-016-0270-1

Abstract: We analyze discontinuous Galerkin finite element discretizations of the Maxwell equations with periodic coefficients. These equations are used to model the behavior of light in photonic crystals, which are materials containing a spatially periodic variation… read more here.

Keywords: bloch; galerkin approximations; discontinuous galerkin; approximations computing ... See more keywords

Bloch–Ros Principle and its Application to Surface Theory

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Published in 2024 at "Bulletin of the Malaysian Mathematical Sciences Society"

DOI: 10.1007/s40840-025-01914-5

Abstract: There exists the duality between normal family theory and value distribution theory of meromorphic functions, which is called the Bloch principle. Zalcman formulated a more precise statement on it. In this paper, based on the… read more here.

Keywords: ros principle; bloch ros; surface theory; theory ... See more keywords
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From d’Alembert to Bloch and back: A semi-analytical solution of 1D boundary value problems governed by the wave equation in periodic media

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Published in 2022 at "International Journal of Solids and Structures"

DOI: 10.1016/j.ijsolstr.2021.111239

Abstract: Abstract We propose a simple semi-analytical model for solving one-dimensional (1D) boundary value problems governed by the wave equation in periodic media at arbitrary frequency. When the boundary value problem is well-posed in that the… read more here.

Keywords: bloch; semi analytical; boundary value; solution ... See more keywords

Quantum theory of Bloch oscillations in a resistively shunted transmon

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-025-56411-x

Abstract: A transmon qubit embedded in a high-impedance environment acts in a way dual to a conventional Josephson junction. In analogy to the AC Josephson effect, biasing of the transmon by a direct current leads to… read more here.

Keywords: resistively shunted; quantum theory; bloch oscillations; theory bloch ... See more keywords

Observation of Bloch oscillations and Wannier-Stark localization on a superconducting quantum processor

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Published in 2021 at "npj Quantum Information"

DOI: 10.1038/s41534-021-00385-3

Abstract: The Bloch oscillation (BO) and Wannier-Stark localization (WSL) are fundamental concepts about metal-insulator transitions in condensed matter physics. These phenomena have also been observed in semiconductor superlattices and simulated in platforms such as photonic waveguide… read more here.

Keywords: bloch; processor; bos wsl; stark localization ... See more keywords

Fractional Bloch oscillations.

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Published in 2025 at "Chaos"

DOI: 10.1063/5.0275519

Abstract: We examine the effect of fractionality on the Bloch oscillations (BO) of a 1D tight-binding lattice when the discrete Laplacian is replaced by its fractional form. We obtain the eigenmodes and the dynamic propagation of… read more here.

Keywords: bloch oscillations; form; bloch; fractional bloch ... See more keywords

Automorphic Bloch theorems for hyperbolic lattices

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Published in 2022 at "Proceedings of the National Academy of Sciences of the United States of America"

DOI: 10.1073/pnas.2116869119

Abstract: Significance Recent experiments in circuit quantum electrodynamics and electric circuit networks have demonstrated the coherent propagation of wave-like excitations on hyperbolic lattices. The negative curvature of space that underlies such lattices invalidates the familiar Bloch… read more here.

Keywords: bloch; theorems hyperbolic; hyperbolic lattices; physics ... See more keywords

Distance of a Bloch-type function to space

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Published in 2019 at "Complex Variables and Elliptic Equations"

DOI: 10.1080/17476933.2018.1544630

Abstract: ABSTRACT We establish a distance formula from a Bloch-type function to , which gives a characterization of the closure of in the Bloch-type space and generalizes some results on the distance formulas from a Bloch… read more here.

Keywords: bloch; distance; bloch type; type function ... See more keywords

Bound states in the continuum based on the total internal reflection of Bloch waves

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Published in 2022 at "National Science Review"

DOI: 10.1093/nsr/nwac043

Abstract: ABSTRACT A photonic-crystal slab can support bound states in the continuum (BICs) that have infinite lifetimes but are embedded into the continuous spectrum of optical modes in free space. The formation of BICs requires a… read more here.

Keywords: bound states; states continuum; total internal; bloch waves ... See more keywords

Interference of the Bloch phase in layered materials with stacking shifts

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Published in 2017 at "Physical Review B"

DOI: 10.1103/physrevb.95.245401

Abstract: In periodic systems, electronic wave functions of the eigenstates exhibit the periodically modulated Bloch phases and are characterized by their wave numbers $\mathbf{k}$. We theoretically address the effects of the Bloch phase in general layered… read more here.

Keywords: bloch; interference; materials stacking; bloch phase ... See more keywords