Results 61 to 70 of about 4,876,450 (324)

An Integrated Oxygen‐Supplying Device and Predictive Multiphysics Model for Extended Ambient Transport of Insulin‐Producing Cells

open access: yesAdvanced Functional Materials, EarlyView.
Cell therapies typically rely on cold‐chain logistics and cryopreservation, limiting access and compromising cell quality. Here, a dual‐chamber device separates an oxygen‐supplying chamber from a hyaluronic acid cargo chamber, sustaining oxygen delivery for over 70 h and enabling ambient‐temperature shipment.
Daniel A. Domingo‐Lopez   +9 more
wiley   +1 more source

A tensor product approach to the abstract partial fourier transforms over semi-direct product groups [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2015
In this article, by using a partial on locally compact semi-direct product groups, we present a compatible extension of the Fourier transform. As a consequence, we extend the fundamental theorems of Abelian Fourier transform to non-Abelian case.
Ali akbar Arefijammal   +1 more
doaj  

Complete spacelike hypersurfaces with positive r-th mean curvature in a semi-Riemannian warped product

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2015
In this paper, by supposing a natural comparison inequality on the positive r-th mean curvatures of the hypersurface, we obtain some new Bernstein-type theorems for complete spacelike hypersurfaces immersed in a semi-Riemannian warped product of constant
Wang Yaning, Liu Ximin
doaj   +1 more source

Pinning Stabilization of Probabilistic Boolean Networks With Time Delays

open access: yesIEEE Access, 2020
In this article, the stabilization issues for probabilistic Boolean Networks (PBNs) with time delays are discussed. This article's objective is designing an efficient algorithm to choose suitable nodes to be pinning controlled for PBNs with time delays ...
Pengwei Liu   +3 more
doaj   +1 more source

Tensor product of correspondence functors [PDF]

open access: yes
As part of the study of correspondence functors, the present paper investigates their tensor product and proves some of its main properties. In particular, the correspondence functor associated to a finite lattice has the structure of a commutative ...
Thévenaz, Jacques, Bouc, Serge
core   +2 more sources

Lone‐Pair‐Induced Lattice Distortion in Lead‐Free Hybrid Perovskites for High‐Performance Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
A lead‐free tin‐based hybrid perovskite is designed in which stereochemically active lone‐pair electrons on tin distort the crystal lattice and break its symmetry. Blended into a flexible polymer, the material converts pressure into electricity at milliwatt‐scale power density and continues working far below freezing, powering a commercial wristwatch ...
Majid Haji Bagheri   +12 more
wiley   +1 more source

Detectability of Delayed Boolean Control Networks Based on Full-Order Observer

open access: yesIEEE Access, 2021
This paper investigates the detectability of delayed Boolean control networks (DBCNs) via the Boolean semi-tensor product (BSTP) method. Firstly, three concepts of weak detectability, strong detectability, and detectability for DBCNs are proposed and the
Wenrong Li   +3 more
doaj   +1 more source

Sylvester matrix equation under the semi-tensor product of matrices

open access: yesAnnals of the Alexandru Ioan Cuza University - Mathematics, 2022
We investigate the Sylvester matrix equation in which the product is given by the semi-tensor product, and all involved matrices are matrices over an arbitrary field. We discuss necessary/sufficient condition(s) for the matrix equation to have a solution
P. Chansangiam, S. Sabău
semanticscholar   +1 more source

Semi-Parallel Tensor Product Surfaces In Semi-Euclidean Space E4 2 [PDF]

open access: yes, 2016
In this article, the tensor product surfaces are studied that arisefrom taking the tensor product of a unit circle centered at the origin in Euclidean plane E2and a non-null, unit planar curve in Lorentzian plane E1.
İlarslan, Kazım, Yıldırım, Mehmet
core  

On the convergence of the combination technique [PDF]

open access: yes, 2013
Sparse tensor product spaces provide an efficient tool todiscretize higher dimensional operator equations. The direct Galerkin method in such ansatz spaces may employ hierarchical bases, interpolets, wavelets or multilevel frames. Besides, an alternative
Griebel, Michael   +5 more
core   +1 more source

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