Results 71 to 80 of about 26,149 (292)

Asymptotic stability for second-order differential equations with complex coefficients

open access: yesElectronic Journal of Differential Equations, 2004
We prove asymptotical stability and instability results for a general second-order differential equations with complex-valued functions as coefficients. To prove asymptotic stability of linear second-order differential equations, we use the technique of ...
Gro R. Hovhannisyan
doaj  

Modular, Textile‐Based Soft Robotic Grippers for Agricultural Produce Handling

open access: yesAdvanced Robotics Research, EarlyView.
This article introduces textile‐based pneumatic grippers that transform simple textiles into robust bending actuators. Detailed experiments uncover how cut geometry and fabric selection shape performance. Successful handling of fragile agricultural items showcases the potential of textile robotics for safe, scalable automation in food processing and ...
Zeyu Hou   +4 more
wiley   +1 more source

A weak invariance principle and asymptotic stability for evolution equations with bounded generators

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1995
If V is a Lyapunov function of an equation du/dt=u′=Zu in a Banach space then asymptotic stability of an equilibrium point may be easily proved if it is known that sup(V′)
E. N. Chukwu, P. Smoczynski
doaj   +1 more source

Engineered GM1 Intersects Between Mitochondrial and Synaptic Pathways to Ameliorate ALS Pathology

open access: yesAdvanced Science, EarlyView.
Amyotrophic Lateral Sclerosis (ALS) is a fatal neurodegenerative disease driven by genetic and molecular disruptions affecting energy balance, protein homeostasis, and stress responses in nerve cells. Studies using human and rodent models identified convergent defects in mitochondria and synaptic function.
Federica Pilotto   +11 more
wiley   +1 more source

Stability Analysis for Fractional-Order Linear Singular Delay Differential Systems

open access: yesDiscrete Dynamics in Nature and Society, 2014
We investigate the delay-independently asymptotic stability of fractional-order linear singular delay differential systems. Based on the algebraic approach, the sufficient conditions are presented to ensure the asymptotic stability for any delay ...
Hai Zhang   +3 more
doaj   +1 more source

Positivity and Asymptotic Stability of Descriptor Linear Systems with Regular Pencils

open access: yesArchives of Control Sciences, 2014
The positivity and asymptotic stability of the descriptor linear continuous-time and discrete-time systems with regular pencils are addressed. Necessary and sufficient conditions for the positivity and asymptotic stability of the systems are established ...
Kaczorek Tadeusz
doaj   +1 more source

OPTRACE: Optical Imaging–Guided Transplantation and Tracking of Cells in the Mouse Brain

open access: yesAdvanced Science, EarlyView.
OPTRACE establishes an optical, two‐step platform for intracerebral cell therapy. Transparent glass pipettes enable real‐time, image‐guided delivery, while multiplex genetic labeling with two‐photon and bioluminescence readouts supports longitudinal single‐cell tracking and host–graft dynamics.
Jinghui Wang   +10 more
wiley   +1 more source

Wave‐Partition‐Governed Dual‐Site Spallation in Single Crystals

open access: yesAdvanced Science, EarlyView.
Crystalline anisotropy shapes shock‐wave propagation and the resulting damage evolution in single crystals. Large‐scale molecular dynamics and damage modeling uncover a dual‐spallation mechanism driven by anisotropic elasticplastic wave separation, which mitigates damage accumulation.
Youlin Zhu   +6 more
wiley   +1 more source

ASYMPTOTIC STABILITY IN GENERAL DYNAMICAL SYSTEMS

open access: yesBulletin of the Korean Mathematical Society, 2004
Summary: We characterize asymptotic stability via Lyapunov functions in general dynamical systems on \(c\)-first countable spaces. We give a family of examples which have a first countable but not \(c\)-first countable, also a \(c\)-first countable and locally compact space but not metric space. We obtain several necessary and sufficient conditions for
Kim, Young Il   +2 more
openaire   +3 more sources

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