Results 91 to 100 of about 266,899 (288)

Generation and Evolution of Chaos in Double-Well Duffing Oscillator under Parametrical Excitation

open access: yesShock and Vibration, 2016
The generation and evolution of chaotic motion in double-well Duffing oscillator under harmonic parametrical excitation are investigated. Firstly, the complex dynamical behaviors are studied by applying multibifurcation diagram and Poincaré sections ...
Ying Zhang   +4 more
doaj   +1 more source

Spotlights on Chaos Theory Basil Younis Thanoon [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2011
This paper sheds light on the theory of chaos, which is one of the latest mathematical theories. Some aspects of the scientific, applied and philosophical fields related to this theory are studied, then focus the spotlight on the solar system as one of ...
doaj   +1 more source

On the viability of local criteria for chaos

open access: yes, 2004
We consider here a recently proposed geometrical criterion for local instability based on the geodesic deviation equation. Although such a criterion can be useful in some cases, we show here that, in general, it is neither necessary nor sufficient for ...
Alberto Saa   +16 more
core   +2 more sources

Functional Disorder at the Neural Interface: How Disordered Nanostructures Promote Proper Growth and Differentiation in In Vitro Neural Cultures

open access: yesAdvanced Science, EarlyView.
This work provides a practical guide for neuroengineers to design advanced neural interfaces, embracing and tailoring the concept of functional disorder. By bridging 2D and 3D in vitro models, this work highlights how non‐periodic, spatially heterogeneous, multiscale nanotopography can enable more physiologically relevant platforms for studying neural ...
F. Maita   +4 more
wiley   +1 more source

In Situ Formation of an In–Zn Interface Layer Enables Aqueous Zinc‐Ions Batteries with High Capacity Retention

open access: yesAdvanced Science, EarlyView.
This work demonstrates an indium zinc oxide (IZO)‐modified separator applied to aqueous zinc ion batteries (AZIBs), which in situ generates an In–Zn interface layer to stabilize the separator/anode region during the cycling process. The In–Zn interface layer provides richer nucleation sites for Zn2+ and suppresses side reactions.
Youwei Jiang   +10 more
wiley   +1 more source

Robust and Thermally Stable Silicone Aerogels with Hyperconnected Network via Kinetically Optimized Hyperbranched Silane Precursors

open access: yesAdvanced Science, EarlyView.
Reactivity‐Programmed Assembly: A kinetic‐control strategy is reported for constructing hyperconnected silicone aerogels with a robust “thick‐neck” architecture. By exploiting the reactivity disparity of precursors, flexible segments are uniformly embedded within a rigid skeleton.
Aoqing Yan   +9 more
wiley   +1 more source

Chaotic Circuit Design Leveraging the Analog Nonlinear Dynamics of a Self-Rectifying Memristor

open access: yesIEEE Open Journal of Circuits and Systems
Memristive devices have attracted significant attention due to their intrinsic nonlinearity, memory-dependent behavior, and ability to encode information through continuously tunable resistive states at the nanoscale.
Xianyue Zhao   +8 more
doaj   +1 more source

Janus‐Type Electrostatic Potential Gradient‐Activated Dynamic Zn2+‐Coordinating Nitrogen Sites in Molecularly Locked Nanocellulose Separators for Stable Zinc‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
A multifunctional benzimidazole‐terminated CNF separator is constructed via a PEI‐mediated covalent locking strategy, generating dense zincophilic sites that accelerate Zn2+ transport and desolvation while enabling uniform Zn (002) deposition and suppressing side reactions.
Jie Liang   +17 more
wiley   +1 more source

Memristive Physical Reservoir Computing

open access: yesAdvanced Science, EarlyView.
Memristors’ nonlinear dynamics and input‐dependent memory effects make them ideal candidates for high‐performance physical reservoir computing (RC). Based on their conductance modulation, memristors can be classified as electronic or optoelectronic types.
Dian Jiao   +9 more
wiley   +1 more source

Cryptographically secure pseudo-random number generation using a Robust Chaotic Tent Map: a novel approach

open access: yesCogent Engineering
Chaos, a nonlinear dynamical system, favors cryptography due to their inherent sensitive dependence on the initial condition, mixing, and ergodicity property.
Muhammad Irfan, Muhammad Asif Khan
doaj   +1 more source

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