Results 1 to 10 of about 338,751 (320)

Turing instability in quantum activator–inhibitor systems [PDF]

open access: yesScientific Reports, 2022
Turing instability is a fundamental mechanism of nonequilibrium self-organization. However, despite the universality of its essential mechanism, Turing instability has thus far been investigated mostly in classical systems.
Yuzuru Kato, Hiroya Nakao
doaj   +5 more sources

Phase dynamics of nearly stationary patterns in activator-inhibitor systems [PDF]

open access: greenPhysical Review E, 2000
The slow dynamics of nearly stationary patterns in a FitzHugh-Nagumo model are studied using a phase dynamics approach. A Cross-Newell phase equation describing slow and weak modulations of periodic stationary solutions is derived. The derivation applies to the bistable, excitable, and the Turing unstable regimes.
Aric Hagberg, E. Meroni, T. Passot
core   +5 more sources

A chemoenzymatic reaction-diffusion system with local inhibition and distal activation [PDF]

open access: yesNature Communications
Spatiotemporal gating in signal transduction and corresponding activation or inhibition of a biochemical pathway is the hallmark of biological functionality.
Rishi Ram Mahato   +3 more
doaj   +2 more sources

Finite-time blowup of solutions to some activator-inhibitor systems

open access: diamondDiscrete and Continuous Dynamical Systems, 2016
The authors look into the dynamics of solutions to a reaction-diffusion system modeling a class of bio-pattern formation. This model has activator-inhibitor type nonlinearities. The authors point out that the system has solutions blowing up in finite time in both space-homogeneous and space non-homogeneous cases.
Grzegorz Karch   +2 more
openalex   +2 more sources

The Role of Cognitive Emotion Regulation Strategies and Behavioral Activator-Inhibitor Systems in Depression of Female Students [PDF]

open access: yesدست‌آوردهای روان‌شناختی, 2022
Aim: This study aimed to investigate the role of cognitive emotion regulation strategies and behavioral activator-inhibitor systems in depression.Methods: The research method was descriptive correlational with 240 female undergraduate and graduate ...
Mahnaz Aliakbari Dehkordi   +4 more
doaj   +1 more source

Prediction of life quality based on Behavioral Activator-Inhibitor Systems and adulthood hyperactivity in male drug abusers

open access: greenفصلنامه روان‌شناسی کاربردی, 2019
Aim: The aim of this research was to predict life quality based on behavioral activator and inhibitor systems and adulthood hyperactivity in male drug abusers. Method: A correlational method was employed. The statistical population consisted of 1637 drug
معصومه شاه محمدی   +1 more
doaj   +1 more source

Mathematical modeling of traveling autosolitons in fractional-order activator-inhibitor systems [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2018
B. Datsko, V. Gafiychuk
doaj   +2 more sources

Trajectory Generation Using Activator-Inhibitor Systems

open access: yes2023 62nd IEEE Conference on Decision and Control (CDC), 2023
It is once said that 'He who wishes to be obeyed must know how to command.' Inspired by this saying, the dynamics of the partially known flexible motion system are considered in the making process of the desired trajectory signals it has to follow by exploiting systems and signals relations.
Al-Rawashdeh, Yazan M.   +5 more
openaire   +1 more source

Segregation and pursuit waves in activator-inhibitor systems [PDF]

open access: yesPhysical Review E, 2007
We investigate the effects of cross-diffusion on propagating waves in an activator-inhibitor system. The model consists of a piecewise linear approximation of FitzHugh-Nagumo kinetics and a cross-diffusion term for either the activator or the inhibitor.
Méndez López, Vicenç   +3 more
openaire   +6 more sources

Discovering anti-platelet drug combinations with an integrated model of activator-inhibitor relationships, activator-activator synergies and inhibitor-inhibitor synergies. [PDF]

open access: yesPLoS Computational Biology, 2015
Identifying effective therapeutic drug combinations that modulate complex signaling pathways in platelets is central to the advancement of effective anti-thrombotic therapies.
Federica Lombardi   +5 more
doaj   +1 more source

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