Results 61 to 70 of about 3,531 (298)

Stretchable Microelectrode Arrays with Microneedles for Reliable Electrophysiological Recording of Human Heart and Brain Organoids

open access: yesAdvanced Science, EarlyView.
A stretchable 3D microelectrode array with microneedles (3D MN‐sMEA) enables stable, minimally destructive electrophysiological monitoring of 3D organoids. The wafer‐level stud‐bump bonding process facilitates high‐fidelity recordings of heart and cerebral organoids.
Eunyoung Jang   +10 more
wiley   +1 more source

On Locally and Globally Optimal Solutions in Scalar Variational Control Problems

open access: yesMathematics, 2019
In this paper, optimality conditions are studied for a new class of PDE and PDI-constrained scalar variational control problems governed by path-independent curvilinear integral functionals.
Savin Treanţă
doaj   +1 more source

Determining the Phase Gradient Parameter of Three-Dimensional Polymorphic Beams

open access: yesFrontiers in Physics, 2022
Three-dimensional polymorphic beams (3D PBs) with arbitrary 3D curves have drawn increasing attention. In this paper, we introduce the concept of phase gradient parameter (PGP) to describe the accumulation of phase along the curvilinear trajectory of a ...
Xue Yun   +15 more
doaj   +1 more source

JUSTIFICATION OF COLLOCATION METHOD FOR ONE CLASS OF SYSTEMS OF CURVILINEAR INTEGRAL EQUATIONS

open access: yesProceedings of the Institute of Mathematics and Mechanics, National Academy of Sciences of Azerbaijan, 2023
Summary: This work studies the approximate solution of the system of integral equations in the problems of shielding electromagnetic fields for cylindrical bodies.
Khalilov, Elnur H.   +1 more
openaire   +1 more source

Numerical conformal mapping onto a rectangle with applications to the solution of Laplacian problems

open access: yes, 1988
Let F be the function which maps conformally a simple-connected domain onto a rectangle R, so that four specified points on are mapped Ω∂respectively onto the four vertices of R. In this paper we consider the problem of approximating the conformal map F,
Papamichael, N.   +2 more
core   +1 more source

The KIF6‐RBP Complex Orchestrates mRNA Transport Required for Sperm Flagellar Assembly

open access: yesAdvanced Science, EarlyView.
Two homozygous deleterious KIF6 variants are identified in unrelated men with impaired sperm motility. Mouse models and multi‐omics analyses reveal that KIF6 cooperates with the RNA‐binding proteins FMRP and FXR1 to deliver mRNAs essential for sperm flagellar assembly, linking disrupted mRNA transport to reduced abundance of key structural and ...
Chunbo Xie   +20 more
wiley   +1 more source

Minimizing the harmonics generated in magnetically controllable reactors by shaping the iron core using the variational method and Gauss–Legendre integral

open access: yesEnergy Reports, 2023
Magnetically controllable reactors (MCRs) are widely used to flexibly control reactive power flow in power systems. However, owing to the nonlinear characteristics of saturation of the iron core, the MCR generates large amounts of harmonics that pollute ...
Mingzhen Yang   +4 more
doaj   +1 more source

Bio‐Inspired Mechanical Amplification Block on Implantable Tactile Sensors

open access: yesAdvanced Electronic Materials, EarlyView.
 . ABSTRACT Implantable strain sensors offer opportunities for continuous biomechanical monitoring, but their performance deteriorates severely once embedded in soft tissue due to mechanical shielding that suppresses strain transmission to the sensing layer.
Sungbin Choi   +5 more
wiley   +1 more source

Generalized integral theorems for the quaternionic G-monogenic mappings [PDF]

open access: yes, 2016
For G-monogenic mappings taking values in the algebra of complex quaternions, we generalize some analogues of classical integral theorems of the holomorphic function theory of complex variable (the surface and curvilinear Cauchy integral theorems)
Kuzmenko, T.S., Shpakivskyi, V.S.
core   +2 more sources

General Fractional Vector Calculus

open access: yesMathematics, 2021
A generalization of fractional vector calculus (FVC) as a self-consistent mathematical theory is proposed to take into account a general form of non-locality in kernels of fractional vector differential and integral operators.
Vasily E. Tarasov
doaj   +1 more source

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