Results 91 to 100 of about 31,508 (275)

Nonparametric estimation of mean and dispersion functions in extended generalized linear models. [PDF]

open access: yes
In this paper the interest is in regression analysis for data that show possibly overdispersion or underdispersion. The starting point for modeling are generalized linear models in which we no longer admit a linear form for the mean regression function ...
Prosdocimi, Ilaria   +2 more
core  

Sinc–Galerkin method based on the DE transformation for the boundary value problem of fourth-order ODE

open access: yes, 2007
In this paper a Sinc–Galerkin method incorporated with the double exponential transformation (abbreviated as the DE transformation) for the two-point boundary value problem of fourth-order ordinary differential equation is considered.
Muhammad, Mayinur   +2 more
core   +1 more source

Option pricing using the fast Fourier transform under the double exponential jump model with stochastic volatility and stochastic intensity

open access: yesJournal of Computational and Applied Mathematics, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Jiexiang Huang, Wenli Zhu, Xinfeng Ruan
openaire   +2 more sources

Exploring an Alternative to mRNA Vaccine Cold Chain Storage: MRNA‐Lipid Nanoparticle Stability When Dried in a Polymer Matrix

open access: yesAdvanced Functional Materials, EarlyView.
The nanostructure, size, and function of mRNA‐loaded lipid nanoparticles are evaluated before drying, within polymer microneedles, and after rehydration. The results reveal the polymer and LNP loadings required to recover nanostructure and preserve the delivery performance in dry‐state formulations.
Brendan P. Dyett   +19 more
wiley   +1 more source

Analysis of a ( 2 + 1 ) $(2 + 1)$ -dimensional fractal KP model: solitons, geometric embedding, and parameter estimation via deep learning

open access: yesBoundary Value Problems
This paper presents fractal-modified ( 2 + 1 ) $(2 + 1)$ -dimensional Kadomtsev–Petviashvili (KP) model for describing long waves in fractal dispersive media, based on He’s ( H $\mathfrak{H}$ ) fractal derivative.
Mohamed S. Algolam   +3 more
doaj   +1 more source

Ultrasensitive Anti‐Stokes Luminescence Thermometry in Transition Metal Dichalcogenide Monolayers

open access: yesAdvanced Functional Materials, EarlyView.
We demonstrate a highly sensitive nanothermometer using anti‐Stokes photoluminescence, also known as photoluminescence upconversion (UPL), in monolayer tungsten disulfide. A strong resonantly enhanced UPL is observed, confirming the central role of optical phonons in the PL upconversion mechanism.
Sharada Nagarkar   +6 more
wiley   +1 more source

Tailoring Li‐ion Storage and Transport in Two‐Dimensional Conjugated Metal‐Organic Frameworks via Precise Nitrogen Incorporation

open access: yesAdvanced Functional Materials, EarlyView.
Two nitrogen‐doped 2D conjugated metal‐organic frameworks (2D c‐MOFs, namely Cu‐Nx‐OHBA, x = 2 or 4) are synthesized, featuring precise nitrogen incorporation via rational ligand design. The Cu‐Nx‐OHBA 2D c‐MOFs are largely tailorable by varying skeletal nitrogen density, with respect to electrical conductivity, Li‐storage capacitance, and Li‐transport
Xiangyu Li   +7 more
wiley   +1 more source

NII Technical Report (NII-2005-010E):Variable Transformations for Nearly Singular Integrals in the Boundary Element Method [PDF]

open access: yes, 2005
We review a variable transformation method proposed by the author and co-workers for evaluating nearly singular integrals over curved surfaces appearing in the boundary element method.
Hayami, Ken, 速水, 謙
core   +1 more source

Unraveling the Electronic Structure of Silicon Vacancy Centers in 4H‐SiC

open access: yesAdvanced Functional Materials, EarlyView.
The electronic structure of the silicon vacancy in 4H‐SiC is probed via transient absorption spectroscopy, uncovering previously inaccessible excited states of the quartet and doublet spin channels, including the V2' transition. In combination with theoretical analysis, a comprehensive picture of the electronic structure is established.
Ali Tayefeh Younesi   +9 more
wiley   +1 more source

Mechanoluminescent HOF Nanotransducers Enabled Sono‐Optogenetics in Parkinsonian Rats

open access: yesAdvanced Functional Materials, EarlyView.
We present a mechanoluminescent system utilizing porous hydrogen‐bonded organic frameworks (HOFs) as a toolkit for focused ultrasound‐triggered, non‐invasive light delivery to the deep brain in rats. This approach enables the specific activation of PV‐GPe neurons in dopamine‐depleted Parkinson's disease rat models, resulting in a comparable alleviation
Wenliang Wang   +18 more
wiley   +1 more source

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