Results 81 to 90 of about 543,884 (273)

Leibnizs rule and Fubinis theorem associated with Hahn difference operators [PDF]

open access: yesJOURNAL OF ADVANCES IN MATHEMATICS, 2016
In $1945$, Wolfgang Hahn introduced his difference operator $D_{q,\omega}$, which is defined by where $\displaystyle{\omega_0=\frac {\omega}{1-q}}$ with $0<q<1, \omega>0.$ In this paper, we establish Leibniz's rule and Fubini's theorem associated with this Hahn difference operator.
openaire   +1 more source

Defect‐Templated Phase Engineering in Atomically Thin Metals

open access: yesAdvanced Materials, EarlyView.
Graphene defects are transformed from passive imperfections into programmable templates for phase‐selective growth of atomically thin silver. Plasma‐generated boundary defects favor Ag(1), whereas sp3‐rich zero‐layer graphene promotes Ag(2). This defect‐directed intercalation links local graphene chemistry to crystalline phase, electronic structure ...
Arpit Jain   +25 more
wiley   +1 more source

Summation formulae for basic hypergeometric functions via fractional q-calculus

open access: yesLe Matematiche, 2009
The object of this paper is to illustrate how the q-fractional calculus approach can be employed to derive a number of summation formulae for the generalized basic hypergeometric functions of one and more variables in terms of the q-gamma functions.
Sunil Dutt Purohit
doaj  

Upscaling the Fabrication of Rod‐Shaped Microgels: A Microfluidic Method Combining Step‐Emulsification With Consecutive Droplet Confinement in Parallelized Microchannels

open access: yesAdvanced Materials, EarlyView.
A microfluidic method is presented which enables parallelized fabrication of rod‐shaped microgels, based on step‐emulsification (SE) droplet generation and subsequent droplet distribution and confinement, combined in a single device. Microgel rods are fabricated in parallel at different flow rates based on two light‐mediated crosslinking chemistries ...
Matthias Mork   +5 more
wiley   +1 more source

Argumentos ontológicos

open access: yesBajo Palabra, 2016
En este artículo proponemos una revisión a fondo de los argumentos ontológicos clásicos: de Anselmo, Descartes, Spinoza y Leibniz. En la introducción se precisa la noción de argumento ontológico y señalamos la importante distinción que hacemos en lógica ...
M. Manzano, M.C. Moreno
doaj  

Nanoporous Silica Embedded in Nanoporous Platinum: A Versatile Composite Coating for Implant‐Associated Drug Delivery From Neuronal Electrodes

open access: yesAdvanced Materials Technologies, EarlyView.
Nanoporous silica nanoparticles incorporated in nanoporous platinum offer the possibility for implant‐associated drug delivery from neuronal electrodes. ABSTRACT Sensorineural hearing loss, resulting from damage to the hair cells of the inner ear, profoundly impairs quality of life.
Mosaieb Habib   +10 more
wiley   +1 more source

Relations entre Psi_B et quelques représentations temps-fréquence [PDF]

open access: yes, 2010
Psi_B operator is an energy operator that measures the interactions between two complex signals. In this letter, new properties of Psi_B operator are presented.
BOUDRAA, Abdel-Ouahab
core   +1 more source

Schloss Dagstuhl - Jahresbericht / Annual Report 2021

open access: yes, 2022
Schloss Dagstuhl -- Leibniz-Zentrum fuer Informatik setzt sich zum Ziel, Informatikforschung auf Weltklasseniveau zu unterstuetzen und Wissenschaftsseminare zu beherbergen, in denen neue Ideen untersucht und Probleme diskutiert werden, um Grundsteine für
Schloss Dagstuhl - Leibniz-Zentrum für Informatik
core   +1 more source

Low‐Pressure Plasma‐Based Wrinkling of PDMS and Machine Learning‐Driven Property Engineering

open access: yesAdvanced Materials Technologies, EarlyView.
Wrinkled surfaces are well‐suited for controlled surface deformations in the µm range. The key challenge is the relation between the resulting wrinkle features and the necessary process conditions. Machine learning techniques have solved the prediction and inverse design problems for various preparation conditions, opening a precisely controlled ...
Fabian Kopsch   +7 more
wiley   +1 more source

Hydro‐ and Lipophilicity of Molecular‐Size‐Controlled Hydrogel Drug Carriers

open access: yesAdvanced Materials Technologies, EarlyView.
We investigate nano‐sized hydrogel drug carriers with tailored hydro‐ and lipophilicity. We design their encapsulation and structure‐forming capabilities and follow them in real time during fabrication using time‐resolved and in situ grazing incidence x‐ray scattering.
Elisabeth Erbes   +21 more
wiley   +1 more source

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