Results 31 to 40 of about 3,198,668 (318)

Two-Variable Wilson Polynomials and the Generic Superintegrable System on the 3-Sphere [PDF]

open access: yes, 2011
We show that the symmetry operators for the quantum superintegrable system on the 3-sphere with generic 4-parameter potential form a closed quadratic algebra with 6 linearly independent generators that closes at order 6 (as differential operators ...
Kalnins, Ernie G.   +2 more
core   +5 more sources

Variable structure control for parabolic evolution equations

open access: yes, 2005
In this paper it is considered a class of infinite-dimensional control systems in a variational setting. By using a Faedo-Galerkin method, a sequence of approximating finite dimensional controlled differential equations is defined.
Levaggi, Laura
core   +1 more source

Spatial pattern formation induced by Gaussian white noise [PDF]

open access: yes, 2011
The ability of Gaussian noise to induce ordered states in dynamical systems is here presented in an overview of the main stochastic mechanisms able to generate spatial patterns.
D'Odorico, Paolo   +3 more
core   +2 more sources

The MedSupport Multilevel Intervention to Enhance Support for Pediatric Medication Adherence: Development and Feasibility Testing

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction We developed MedSupport, a multilevel medication adherence intervention designed to address root barriers to medication adherence. This study sought to explore the feasibility and acceptability of the MedSupport intervention strategies to support a future full‐scale randomized controlled trial.
Elizabeth G. Bouchard   +8 more
wiley   +1 more source

Combined motion control of hydraulic boom based on dynamic surface adaptive fuzzy sliding mode

open access: yesThe Journal of Engineering, 2018
The lifting mechanism on the transfer vehicle is a common electromechanical–hydraulic system. In order to overcome the non-linear and interference that exist in the hydraulic boom combined motion process, a dynamic surface adaptive fuzzy sliding mode ...
Rongan Pan   +4 more
doaj   +1 more source

Lifestyle Behaviors and Cardiotoxic Treatment Risks in Adult Childhood Cancer Survivors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Higher doses of anthracyclines and heart‐relevant radiotherapy increase cardiovascular disease (CVD) risk. This study assessed CVD and CVD risk factors among adult childhood cancer survivors (CCSs) across cardiotoxic treatment risk groups and examined associations between lifestyle behaviors and treatment risks.
Ruijie Li   +6 more
wiley   +1 more source

Kinematics, dynamics and control design of 4WIS4WID mobile robots

open access: yesThe Journal of Engineering, 2015
Kinematic and dynamic modelling and corresponding control design of a four-wheel-independent steering and four-wheel-independent driving (4WIS4WID) mobile robot are presented in this study.
Ming-Han Lee, Tzuu-Hseng S. Li
doaj   +1 more source

Structure of HrcQ(B)-C, a conserved component of the bacterial type III secretion systems [PDF]

open access: yes, 2003
Type III secretion systems enable plant and animal bacterial pathogens to deliver virulence proteins into the cytosol of eukaryotic host cells, causing a broad spectrum of diseases including bacteremia, septicemia, typhoid fever, and bubonic plague in ...
A. P. Tampakaki   +33 more
core   +2 more sources

Changes in Body Composition in Children and Young People Undergoing Treatment for Acute Lymphoblastic Leukemia: A Systematic Review and Meta‐Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Ongoing evidence indicates increased risk of sarcopenic obesity among children and young people (CYP) with acute lymphoblastic leukemia (ALL), often beginning early in treatment, persisting into survivorship. This review evaluates current literature on body composition in CYP with ALL during and after treatment.
Lina A. Zahed   +5 more
wiley   +1 more source

Suboptimal variable structure control of uncertain nonlinear slowly varying systems

open access: yesSystems Science & Control Engineering, 2018
In this paper, a new robust suboptimal controller is designed to stabilize a class of uncertain nonlinear time-varying systems with slowly varying parameters.
F. Pishkari, T. Binazadeh
doaj   +1 more source

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