Results 81 to 90 of about 3,540,561 (363)

Critical Speed of Hyperbolic Disks and Eccentricity Effects on The Stability of The Rotor Bearing System [PDF]

open access: yesEngineering and Technology Journal, 2007
The critical speed of hyperbolic disks for the selected model is calculatedin three different cases, anisotropic material and thermal case, isotropicmaterial and thermal case finally isotropic material and thermal withgenerated heat case. The second case
Muhannad Zedan Khalifa
doaj   +1 more source

Linear stability of planar premixed flames: reactive Navier-Stokes equations with finite activation energy and arbitrary Lewis number [PDF]

open access: yes, 2003
A numerical shooting method for performing linear stability analyses of travelling waves is described and applied to the problem of freely propagating planar premixed flames.
Dold J   +14 more
core   +1 more source

Flow stabilization with active hydrodynamic cloaks [PDF]

open access: yesPhysical Review E, 2012
5 pages, 3 ...
Urzhumov, Yaroslav A, Smith, David R
openaire   +3 more sources

Light‐Responsive Enzyme‐Loaded Nanoparticles for Tunable Adhesion and Mechanical Wound Contraction

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a photoactivatable enzyme‐loaded mesoporous nanoparticle system (MPDA_PaTy) that enables light‐triggered tunable tissue adhesion and facilitates mechanical wound contraction. Controlled enzymatic crosslinking at tissue or hydrogel interfaces allows on‐demand adhesion.
Junghyeon Ko   +10 more
wiley   +1 more source

Stability of stationary solutions of the Schrodinger-Langevin equation

open access: yes, 2003
The stability properties of a class of dissipative quantum mechanical systems are investigated. The nonlinear stability and asymptotic stability of stationary states (with zero and nonzero dissipation respectively) is investigated by Liapunov's direct ...
Arnold   +48 more
core   +3 more sources

Expanding Chemical Space of Nucleic Acid Nanoparticles for Tunable Antiviral‐Like Immunomodulatory Responses and Potent Adjuvant Activity

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a nucleic acid nanoparticle (NANP) platform designed to be rrecognized by the human innate immune system in a regulated manner. By changing chemical composition while maintaining constant architectural parameters, we identify key determinants of immunorecognition enabling the rational design of NANPs with tunable immune activation profiles
Martin Panigaj   +21 more
wiley   +1 more source

Stability Analysis of Hydrodynamic Pressure Landslides with Different Permeability Coefficients Affected by Reservoir Water Level Fluctuations and Rainstorms

open access: yes, 2017
It is significant to study the variations in the stability coefficients of hydrodynamic pressure landslides with different permeability coefficients affected by reservoir water level fluctuations and rainstorms.
Faming Huang, X. Luo, Weiping Liu
semanticscholar   +1 more source

Tailoring the Properties of Functional Materials With N‐Oxides

open access: yesAdvanced Functional Materials, EarlyView.
The properties of materials bearing N‐oxide groups are often dominated by the polar N+─O− bond. It provides hydrophilicity, selective ion‐binding, electric conductivity, or antifouling properties. Many of the underlying mechanisms have only recently been discovered, and the interest in N‐oxide materials is rapidly growing.
Timo Friedrich   +5 more
wiley   +1 more source

Prediction of hydrodynamic instability in the curved ducts by means of semi-analytical and ANN approaches

open access: yesPartial Differential Equations in Applied Mathematics, 2020
Curved ducts with non-circular cross-sectional geometry have significant applications in different industries. Hydrodynamic stability in these curved ducts is an interesting issue in field of fluid mechanics.
Hashem Nowruzi   +2 more
doaj   +1 more source

Defect-Mediated Stability: An Effective Hydrodynamic Theory of Spatio-Temporal Chaos

open access: yes, 1994
Spatiotemporal chaos (STC) exhibited by the Kuramoto-Sivashinsky (KS) equation is investigated analytically and numerically. An effective stochastic equation belonging to the KPZ universality class is constructed by incorporating the chaotic dynamics of ...
Bohr   +29 more
core   +2 more sources

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