Results 71 to 80 of about 1,048,174 (296)

Dynamics Evolution of Credit Risk Contagion in the CRT Market

open access: yesDiscrete Dynamics in Nature and Society, 2013
This work introduces a nonlinear dynamics model of credit risk contagion in the credit risk transfer (CRT) market, which contains time delay, the contagion rate of credit risk, and nonlinear resistance.
Tingqiang Chen, Jianmin He, Qunyao Yin
doaj   +1 more source

Bifurcation analysis of surge and rotating stall in the Moore-Greitzer compression system [PDF]

open access: yes, 2002
A simple compression system model, described by a set of three ordinary nonlinear differential equations (the Moore-Greitzer model) is studied using bifurcation analysis to give a qualitative understanding of the presence of surge and rotating stall ...
Kullmann, L, Champneys, AR, Hos, C
core  

Phase Separation of TRIM21 Modulates PTPN14 Stability to Drive Flow‐Dependent Endothelial Activation and Atherogenesis

open access: yesAdvanced Science, EarlyView.
Disturbed flow promotes the formation of TRIM21‐rich biomolecular droplets, which concentrate TRIM21 and PTPN14 and facilitate their SPRY‐FERM interaction (illustrated by the TRIM21 D355‐PTPN14 R132 salt bridge). This condensate‐driven proximity enables TRIM21 to catalyze K48‐linked polyubiquitination of PTPN14 at lysine 956, leading to proteasome ...
Xue He   +10 more
wiley   +1 more source

Bursting Oscillations in Shimizu-Morioka System with Slow-Varying Periodic Excitation

open access: yesShock and Vibration, 2018
The coupling effect of two different frequency scales between the exciting frequency and the natural frequency of the Shimizu-Morioka system with slow-varying periodic excitation is investigated.
Xindong Ma, Shuqian Cao
doaj   +1 more source

Clinical and Angiographic Predictors of Major Side Branch Occlusion after Main Vessel Stenting in Coronary Bifurcation Lesions

open access: yesChinese Medical Journal, 2015
Background: Major side branch (SB) occlusion is one of the most serious complications during percutaneous coronary intervention (PCI) for bifurcation lesions.
Dong Zhang   +11 more
doaj   +1 more source

Spatial Dynamics of a Leslie–Gower Type Predator-Prey Model with Interval Parameters

open access: yesDiscrete Dynamics in Nature and Society, 2022
Due to various imprecisions in nature, imprecise parameters in biological modeling should be taken into account. This paper studies the spatial dynamics of an imprecise prey-predator model of the Leslie–Gower type by presenting imprecise parameters as ...
Caiyun Wang   +3 more
doaj   +1 more source

Sequential Patterning of Photoresponsive Hydrogels Directs Crypt Fission and Reveals the Role of Epithelial Curvature on Fission Symmetry

open access: yesAdvanced Science, EarlyView.
Deterministic crypt fission is achieved in intestinal organoids using photopatternable hydrogels with spatiotemporal control. Daughter‐crypt symmetry is shown to depend on parent‐crypt geometry and epithelial curvature, while myosin‐dependent mechanosensing links tissue shape to regenerative outcomes.
Delaney L. McNally   +8 more
wiley   +1 more source

GLOBAL BIFURCATION FROM INTERVALS IN NONLINEAR STURM-LIOUVILLE PROBLEM WITH INDEFINITE WEIGHT FUNCTION

open access: yesProceedings of the Institute of Mathematics and Mechanics, National Academy of Sciences of Azerbaijan, 2021
Summary: We consider the nonlinear Sturm-Liouville problem with indefinite weight and not necessarily differentiable nonlinear term. This problem arise from a selection-migration model in population genetics. The existence of four families of unbounded continua of solutions of this problem having the usual nodal properties and emanating from the ...
openaire   +2 more sources

Internal Resonance Mismatch‐Controlled Dissipative Bistability Collapse in Coupled Micromechanical Oscillators

open access: yesAdvanced Science, EarlyView.
This paper reveals internal resonance mismatch‐controlled dissipative bistability collapse in a coupled micromechanical resonator. Tuning δIR changes both internal‐mode amplitude and phase‐dependent feedback. For negative mismatch, Duffing bistability survives.
Jianlin Chen   +4 more
wiley   +1 more source

Global interval bifurcation and convex solutions for the Monge-Ampere equations

open access: yesElectronic Journal of Differential Equations, 2018
In this article, we establish the global bifurcation result from the trivial solutions axis or from infinity for the Monge-Ampere equations with non-differentiable nonlinearity. By applying the above result, we shall determine the interval of $\gamma$
Wenguo Shen
doaj  

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