Results 141 to 150 of about 500,559 (337)

Dilation Equations with Exponential Decay Coefficients

open access: yesJournal of Mathematical Analysis and Applications, 1999
Dilation equations with finitely many nonzero coefficients have been extensively studied because of their connection with compactly supported wavelets . However, some properties required in applications are not compatible with the compactness of the support. For example, \textit{X.-G. Xia} [J. Fourier Anal. Appl. 1, No. 2, 193-199 (1994; MR 96i:42026)]
openaire   +2 more sources

Fast‐Responding O2 Gas Sensor Based on Luminescent Europium Metal‐Organic Frameworks (MOF‐76)

open access: yesAdvanced Functional Materials, EarlyView.
Luminescent MOF‐76 materials based on Eu(III) and mixed Eu(III)/Y(III) show rapid and reversible changes in emission intensity in response to O2 with very short response times. The effect is based on triplet quenching of the linker ligands that act as photosensitizers. Average emission lifetimes of a few milliseconds turn out to be mostly unaffected by
Zhenyu Zhao   +5 more
wiley   +1 more source

Exponential decay estimates for Singular Integral operators [PDF]

open access: green, 2012
Carmen Ortiz-Caraballo   +2 more
openalex   +1 more source

Magnetic‐Field Dependent VB− Spin Decoherence in Hexagonal Boron Nitrides: A First‐Principles Study

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates the decoherence of the VB− defect in h‐BN under external magnetic fields using first‐principles quantum many‐body simulations. A transition boundary distinguishing distinct decoherence regimes is identified, with its dependence on isotopic composition.
Jaewook Lee   +3 more
wiley   +1 more source

Indirect method of exponential convergence estimation for neural network with discrete and distributed delays

open access: yesElectronic Journal of Differential Equations, 2017
The purpose of this research is to develop method of calculation of exponential decay rate for neural network model based on differential equations with discrete and distributed delays.
Vasyl Martsenyuk
doaj  

Understanding Decoherence of the Boron Vacancy Center in Hexagonal Boron Nitride

open access: yesAdvanced Functional Materials, EarlyView.
State‐of‐the‐art computations unravel the intricate decoherence dynamics of the boron vacancy center in hexagonal boron nitride across magnetic fields from 0 to 3 T. Five distinct regimes emerge, dominated by nuclear spin interactions, revealing optimal coherence times of 1–20 µs in the 180–350 mT range for isotopically pure samples.
András Tárkányi, Viktor Ivády
wiley   +1 more source

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