Results 131 to 140 of about 12,151 (308)

Hardy operator with variable limits on monotone functions

open access: yesJournal of Function Spaces and Applications, 2003
We characterize weighted Lp-Lq inequalities with the Hardy operator of the form Hf(x)=∫a(x)b(x)f(y)u(y) dy with a non-negative weight function u, restricted to the cone of monotone functions on the semiaxis. The proof is based on the Sawyer criterion and
Vladimir D. Stepanov, Elena P. Ushakova
doaj   +1 more source

Historical Foundation and Practical Guideline for Ferroelectric Switching Kinetic Studies

open access: yesAdvanced Functional Materials, EarlyView.
The P and U pulses in the conventional PUND measurements are not identical because of the interplay between switching current and the measurement circuit components. This circuit effect can lead to a shift in polarization transients and misinterpreted physics in the switching kinetics.
Yi Liang, Pat Kezer, John T. Heron
wiley   +1 more source

Complete Monotone Quasiconcave Duality [PDF]

open access: yes
We introduce a notion of complete monotone quasiconcave duality and we show that it holds for important classes of quasiconcave functions.Quasiconcavity, Quasiconvexity, Duality, Indirect ...
Luigi Montrucchio   +3 more
core  

On spherical averages of radial basis functions

open access: yes, 2008
A radial basis function (RBF) has the general form $$s(x)=\sum_{k=1}^{n}a_{k}\phi(x-b_{k}),\quad x\in\mathbb{R}^{d},$$ where the coefficients a 1,…,a n are real numbers, the points, or centres, b 1,…,b n lie in ℝ d , and φ:ℝ d →ℝ is a radially symmetric
Baxter, Brad J.C.
core   +1 more source

High‐Index, Low‐Loss Optical Material Platforms for Ultra‐Broadband Ultraviolet‐to‐Visible Achromatic Metalenses

open access: yesAdvanced Functional Materials, EarlyView.
An integrated material platform combining engineered SiNx thin films and printable ZrO2 nanoparticle‐embedded resin enables broadband achromatic metalenses from the ultraviolet to visible range. The demonstrated meta‐optics achieve near‐diffraction‐limited focusing with minimal chromatic aberration.
Hyunjung Kang   +3 more
wiley   +1 more source

A reversed Poincaré inequality for monotone functions

open access: yesJournal of Inequalities and Applications, 2000
We derive a family of sharp reversed Poincaré inequalities for positive monotone functions defined on a finite interval of the real line.
Benguria Rafael D, Depassier M Cristina
doaj  

Exciton Binding Energy of Phosphorescent Emitter Molecules in Organic Light‐Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
Energy level alignment is key to efficient OLED design, yet determining LUMO energies remains challenging. A methodology based on field‐induced dissociation and kinetic Monte Carlo simulations is presented to extract LUMO energies of iridium‐based phosphorescent emitters from their exciton binding energy.
Hiroki Tomita   +6 more
wiley   +1 more source

Swelling‐Induced Stress‐Assisted Transfer of Nanodiamond Arrays With a PVA Carrier Tape for Conformal Bio‐Integrated Sensing and Labelling

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a swelling‐induced, stress‐assisted water‐soluble PVA tape strategy to transfer‐print nanodiamond quantum‐sensor arrays onto soft, curved biological interfaces. The room‐temperature, water‐triggered process achieves >98% fidelity and residue‐free integration, enabling conformal quantum sensing on contact lenses, neural probes, and ...
Luyao Zhang   +9 more
wiley   +1 more source

Derivation of Monotone Decision Models from Non-Monotone Data

open access: yes
The objective of data mining is the extraction of knowledge from databases. In practice, one often encounters difficulties with models that are constructed purely by search, without incorporation of knowledge about the domain of application.In economic ...
Daniëls, H.A.M., Velikova, M.V.
core  

Completely monotone property of fractional Green functions

open access: yes, 2003
In this paper it is proved that the Green function of a linear fractional dierential equation is completely monotone. Further results on the behaviour of the Green function are obtained by exploring their connection with the Mittag-Leer distribution ...
McVinish, R.   +3 more
core  

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