Results 51 to 60 of about 4,145,213 (292)

Analog Synaptic Plasticity in 2D Layered Material Iontronic Memtransistors for Brain‐Inspired Computing

open access: yesAdvanced Science, EarlyView.
In this work, we demonstrated a robust 2D MoS2 based iontronic memtransistor of planar architecture operated under the influence of an electrical double layer with versatile performance and applications, including pinched hysteresis nature of transfer curve, analogue channel conductance tuning, low‐voltage operation, logic‐gate operation, classical ...
Puranjay Saha   +2 more
wiley   +1 more source

Characterization of the disruption of neural control strategies for dynamic fingertip forces from attractor reconstruction. [PDF]

open access: yesPLoS ONE, 2017
The Strength-Dexterity (SD) test measures the ability of the pulps of the thumb and index finger to compress a compliant and slender spring prone to buckling at low forces (
Lorenzo Peppoloni   +3 more
doaj   +1 more source

The Dynamical Behavior of a Three-Dimensional System of Exponential Difference Equations

open access: yesMathematics, 2023
The boundedness nature and persistence, global and local behavior, and rate of convergence of positive solutions of a second-order system of exponential difference equations, is investigated in this work.
Abdul Khaliq   +5 more
doaj   +1 more source

Phase portraits of master system when α = 0.98.

open access: yes, 2022
Phase portraits of master system when α = 0.98.
Jian Cen (8804075)   +3 more
core   +1 more source

Switching Spike Plasticity Shapes ACE2 Engagement Across SARS‐CoV‐2 Variants

open access: yesAdvanced Science, EarlyView.
Conformational plasticity governs SARS‐CoV‐2 spike function and ACE2 recognition. Using high‐speed AFM and single‐molecule force spectroscopy, we analyzed the ancestral spike and nine variants, revealing progressive rigidification from Delta, variable plasticity in Omicron sublineages, and JN.1 compaction.
Sarah Stainer   +17 more
wiley   +1 more source

Economy Phase Portraits [PDF]

open access: yes, 1976
Topological terms like attractors and basins are expected to play an ever increasing role in the qualitative description of systems described by differential equations. This paper illustrates those concepts through a detailed study of the phase portraits
Schrattenholzer, L., Grümm, H.-R.
core   +1 more source

Phase Portraits of Planar Quadratic Systems

open access: yes, 2007
Although some examples of phase portraits of quadratic systems can already be found in the work of Poincare, the first paper dealing exclusively with these systems was published by Buchel in 1904.
Reyn, John
core   +1 more source

A Spatiotemporal Single‐Cell Atlas Uncovers Dysregulated ECM Dynamics and Septal Remodeling Arrest in Human Ventricular Septal Defects

open access: yesAdvanced Science, EarlyView.
Integrating single‐cell and spatial transcriptomics reveals human ventricular septal defect (VSD) as a disease of microenvironmental insufficiency and structural remodeling arrest. Attenuated endothelial‐fibroblast crosstalk, alongside downregulated THBS1/TGF‐β1 and MMP2 signaling networks, impairs the endothelial‐to‐mesenchymal transition (EndoMT) and
Xiaoyuan Zhang   +9 more
wiley   +1 more source

Global topological classification of Lotka-Volterra quadratic differential systems

open access: yesElectronic Journal of Differential Equations, 2012
The Lotka-Volterra planar quadratic differential systems have numerous applications but the global study of this class proved to be a challenge difficult to handle.
Dana Schlomiuk, Nicolae Vulpe
doaj  

Phase portraits of the Markov decision processes.

open access: yes, 2019
Phase portraits of the Markov decision processes.
Dario Bauso (560741)   +2 more
core   +1 more source

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