Results 51 to 60 of about 1,254,978 (283)

The Constant of Interpolation in Bloch Type Spaces

open access: yesMediterranean Journal of Mathematics, 2023
AbstractIt is known that there exists a constant $$0<\Delta _1 < 1$$ 0 < Δ 1 < 1 such that any $$\Delta _1$$
Miralles, Alejandro, Maletzki, Mario P.
openaire   +1 more source

Efficient Magnetization Switching Driven by Orbital Torque in Light 3d Transition‐Metal Nitrides

open access: yesAdvanced Functional Materials, EarlyView.
Efficient magnetization switching is demonstrated through orbital torque generated from light 3d transition‐metal nitride. Transition‐metal nitrides are established as effective sources of orbital angular momentum for current‐induced switching, highlighting their potential for low‐power next‐generation orbitronic devices beyond conventional heavy‐metal‐
Gaurav K. Shukla   +3 more
wiley   +1 more source

The closure of Dirichlet spaces in the Bloch space

open access: yesAnnales Academiae Scientiarum Fennicae Mathematica, 2019
Let $\mathbb{D}$ be the open unit disk in the complex plane, and let $\mathrm{Hol}(\mathbb{D})$ denote the class of holomorphic functions in the unit disk. A function $f\in \mathrm{Hol}(\mathbb{D})$ is said to belong to the Bloch space $\mathcal{B}$ if \[ \|f\|_{\mathcal{B}}=|f(0)|+\sup_{z\in\mathbf{D}}(1-|z|^2)|f^\prime (z)|-1$, and $p\in (0, \infty)$,
Galanopoulos, Petros, Girela, Daniel
openaire   +2 more sources

Multipliers and cyclic vectors in the Bloch space. [PDF]

open access: yesMichigan Mathematical Journal, 1991
The authors study cyclic vectors in \({\mathcal B}\), the Bloch space with the weak* topology, and in \({\mathcal B}_ 0\), the ``little'' Bloch space with the norm topology. A result implying that every outer function in \({\mathcal B}({\mathcal B}_ 0)\) is cyclic and a simple characterization of multipliers in \({\mathcal B}\) and \({\mathcal B}_ 0 ...
Brown, Leon, Shields, A. L.
openaire   +3 more sources

Resonant Domain Wall Dynamics in a Three‐Dimensional Magnetic Nano Double Helix

open access: yesAdvanced Materials, EarlyView.
3D magnetic nanostructures promise exciting possibilities for magnetization dynamics. However, experimental realizations remain scarce. In nanoprinted cobalt double helices, time‐resolved X‐ray microscopy reveals harmonic domain wall dynamics. Simulations identify the mode and additional higher‐frequency resonances, revealing a rich dynamic landscape ...
Pamela Morales‐Fernández   +15 more
wiley   +1 more source

Quantification of Magnetic Interactions in van der Waals Heterostructures Using Lorentz Transmission Electron Microscopy and Off‐Axis Electron Holography

open access: yesAdvanced Materials, EarlyView.
Cross‐sectional Lorentz TEM and off‐axis electron holography visualize the magnetic domain structure and quantify interlayer coupling in Fe3GeTe2/graphite/Fe3GeTe2 heterostructures. A stray‐field coupling length of 37±$\pm$7 nm marks the onset of domain misalignment between the layers.
Joachim Dahl Thomsen   +6 more
wiley   +1 more source

Products of Composition and Differentiation Operators from Bloch into QK Spaces

open access: yesJournal of Function Spaces, 2016
The boundedness and compactness of the product of differentiation and composition operators from Bloch spaces into QK spaces are discussed in this paper.
Shunlai Wang, Taizhong Zhang
doaj   +1 more source

Toeplitz-Superposition Operators on Analytic Bloch Spaces

open access: yesJournal of Function Spaces, 2021
The important purpose of this current work is to study a new class of operators, the so-called Toeplitz-superposition operators as an expansion of the weighted known composition operators, induced by such continuous entire functions mapping on bounded ...
M. A. Bakhit, A. El-Sayed Ahmed
doaj   +1 more source

Wafer‐Scale Direct Growth of Ultraclean Monolayer Amorphous Carbon on c‐Sapphire by Remote Catalytic Dehydrogenation

open access: yesAdvanced Materials, EarlyView.
Remote catalytic dehydrogenation enables the direct growth of monolayer amorphous carbon on a 2‐inch sapphire wafer by thermal CVD. Spatial separation of the catalyst from the growth substrate eliminates metallic residue and post‐growth processing, yielding a wafer‐scale uniform film with a random polygonal sp2‐hybridized carbon network that exhibits ...
Muhammad Sabbtain Abbas   +8 more
wiley   +1 more source

Liquid‐Crystal‐Based Reconfigurable Intelligent Surface for 7 GHz Mobile Communication

open access: yesAdvanced Materials Technologies, EarlyView.
The glass‐based liquid‐crystal reconfigurable intelligent surface (LC‐RIS) integrates active‐matrix driving and blind‐greedy phase optimization within a 5G‐NR OFDM framework. This enables continuously tunable and autonomous enhancement of wireless coverage. Leveraging the transparency and manufacturability of liquid crystal panels, it is ideally suited
Tien‐Lun Ting   +5 more
wiley   +1 more source

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