نتایج جستجو برای: suspension stability

تعداد نتایج: 332409  

Journal: :Molecular cancer research : MCR 2004
Paul Hauser Le Ma Deepak Agrawal Eric Haura W Douglas Cress W Jackson Pledger

When suspended in methylcellulose, primary mouse keratinocytes cease proliferation and differentiate. Suspension also reduces the activity of the cyclin-dependent kinase cdk2, an important cell cycle regulatory enzyme. To determine how suspension modulates these events, we examined its effects on wild-type keratinocytes and keratinocytes nullizygous for the cdk2 inhibitor p21(Cip1). After suspe...

2014
J. J. Rath K. C. Veluvolu M. Defoort

The estimation of road excitation profile is important for evaluation of vehicle stability and vehicle suspension performance for autonomous vehicle control systems. In this work, the nonlinear dynamics of the active automotive system that is excited by the unknown road excitation profile are considered for modeling. To address the issue of estimation of road profile, we develop an adaptive sup...

2004
HAIPING DU

In this paper we present an approach to design the non-fragile H controller for active vehicle suspensions. A quarter-car model with active suspension system is considered in this paper. By suitably formulating the sprung mass acceleration, suspension deflection and tire deflection as the optimization object and considering a priori norm-bounded controller gain variations, the non-fragile state...

Journal: :Acta poloniae pharmaceutica 2009
Beata Medenecka Anna Jelińska Marianna Zajac Magdalena Bałdyka Krzysztof Juszkiewicz Irena Oszczapowicz

The influence of temperature and relative air humidity on the stability of cefaclor monohydrate in crystalline form and in its pharmaceutical preparations (oral suspension and slow release tablets) was investigated. The process of degradation was studied by using high-performance liquid chromatography with ultraviolet (UV) detection, as described in the monograph of cefaclor in European Pharmac...

2016
Laiq Khan

Suspension system of a vehicle is used to minimize the effect of different road disturbances for ride comfort and improvement of vehicle control. A passive suspension system responds only to the deflection of the strut. The main objective of this work is to design an efficient active suspension control for a full car model with 8-Degrees Of Freedom (DOF) using adaptive soft-computing technique....

2016
A. Doostmohammadi A. M. Ardekani

Articles you may be interested in Synchronization of finite-size particles by a traveling wave in a cylindrical flow Shear migration and chaotic mixing of particle suspensions in a time-periodic lid-driven cavity Plane Poiseuille flow of a sedimenting suspension of Brownian hard-sphere particles: Hydrodynamic stability and direct numerical simulations Widespread implications of settling particl...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2009
Marco Stemmler Fernando D Stefani Stefan Bernhardt Roland E Bauer Maximilian Kreiter Klaus Müllen Wolfgang Knoll

We present a simple one-pot, one-step method to obtain stable and nearly monodisperse gold nanoparticles in dipolar aprotic solvents. Novel thiomethyl-functionalized polyphenylene dendrimers are used to control the growth and stabilize the nanoparticles in suspension. The dendrimer functionalized gold nanoparticles have an average size of roughly 10 nm and are stable in suspension for several w...

Journal: :Physical review letters 2009
Ivan U Vakarelski Derek Y C Chan Takashi Nonoguchi Hiroyuki Shinto Ko Higashitani

Large interconnected gold wire structures ( approximately cm;{2}) of different topologies have been made by the drying of a gold nanoparticle suspension that has formed a connected network of liquid bridges in the interstices between a 2D crystalline layer of latex particles and a substrate. Slow evaporation of the suspending medium assembles the nanoparticles into a periodic or disordered cond...

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