Results 51 to 60 of about 334,309 (266)

Modeling Disordered Quantum Systems with Dynamical Networks

open access: yes, 1999
It is the purpose of the present article to show that so-called network models, originally designed to describe static properties of disordered electronic systems, can be easily generalized to quantum-{\em dynamical} models, which then allow for an ...
Altshuler B. L.   +5 more
core   +1 more source

Structure and kinematics of edge-on galaxy discs -- V. The dynamics of the stellar discs [PDF]

open access: yes, 2005
In earlier papers in this series we determined the intrinsic stellar disc kinematics of fifteen intermediate to late type edge-on spiral galaxies using a dynamical modeling technique.
Freeman, K. C.   +2 more
core   +3 more sources

Exercise Interventions in Children, Adolescents and Young Adults With Paediatric Bone Tumours—A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Bone tumours present significant challenges for affected patients, as multimodal therapy often leads to prolonged physical limitations. This is particularly critical during childhood and adolescence, as it can negatively impact physiological development and psychosocial resilience.
Jennifer Queisser   +5 more
wiley   +1 more source

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

Nonlinear Identification of Lateral Dynamics of an Autonomous Car Vehicle

open access: yesEngineering Proceedings
In this paper, the nonlinear identification of the lateral dynamics of a road vehicle and the velocity dependence of the dynamics are presented. One of the most useful methods to define the mathematical model is system identification based on measured ...
Dániel Pup   +3 more
doaj   +1 more source

Dynamical Intention: Integrated Intelligence Modeling for Goal-directed Embodied Agents

open access: yesFrontiers in Robotics and AI, 2016
Intelligent embodied robots are integrated systems: As they move continuously through their environments, executing behaviors and carrying out tasks, components for low-level and high-level intelligence are integrated in the robot's cognitive system, and
Eric Aaron, Eric Aaron
doaj   +1 more source

Stability Analysis of a Fractional-Order Model for Abstinence Behavior of Registration on the Electoral Lists

open access: yesInternational Journal of Differential Equations, 2020
In this work, we propose a fractional-order model that describes the dynamics of citizens who have the right to register on the electoral lists and the negative influence of abstainers on the potential electors.
O. Balatif   +3 more
doaj   +1 more source

Dynamics of cosmological models with nonlinear classical phantom scalar fields. II. Qualitative analysis and numerical modeling

open access: yes, 2019
A detailed qualitative analysis and numerical modeling of the evolution of cosmological models based on nonlinear classical and phantom scalar fields with self-action are performed.
Agathonov, A. A., Ignat'ev, Yu. G.
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Dynamical modeling of high energy heavy ion collisions

open access: yes, 2012
We present theoretical approaches to high energy nuclear collisions in detail putting a special emphasis on technical aspects of numerical simulations.
Hirano, Tetsufumi, Nara, Yasushi
core   +1 more source

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