Results 51 to 60 of about 10,662,604 (380)

Method to Estimate Thermal Transients in Reactors and Determine Their Parameter Sensitivities without a Forward Simulation

open access: yesEnergies, 2022
Thermal response time is an important parameter for the control of fast reactors. Modern thermal hydraulic codes allow for the modeling of transient responses and can also be used to understand the dominant factors that affect them.
Sydney A. Holdampf   +2 more
doaj   +1 more source

Modeling and Simulation of Flue Gas Desulfurization Using Slurry of Fine Activated Carbon Particles [PDF]

open access: yesEngineering and Technology Journal, 2010
The main objective of the present work is to investigate thefeasibility of using a slurry of fine activated carbon particles ...
Asmaa I. Eliass, Neran K. Ibrahim
doaj   +1 more source

A Method for Modeling Acoustic Waves in Moving Subdomains

open access: yesAcoustics, 2022
Forward modeling plays a key role in both the creation of predictive models and the study of the surrounding environment through inversion methods. Due to their competitive computational cost and modest algorithmic complexity, finite difference methods ...
Milan Brankovic, Mark E. Everett
doaj   +1 more source

Finite Difference Operators with a Finite-Band Spectrum [PDF]

open access: yes, 2008
We study the correspondence between almost periodic difference operators and algebraic curves (spectral surfaces). An especial role plays the parametrization of the spectral curves in terms of, so called, branching divisors. The multiplication operator by the covering map with respect to the natural basis in the Hardy space on the surface is the $2d+1$-
Peter Yuditskii, Franz Peherstorfer
openaire   +3 more sources

Effects of cardiac motion on dose distribution during stereotactic arrhythmia radioablation treatment: A simulation and phantom study

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Cardiac motion may degrade dose distribution during stereotactic arrhythmia radioablation using the CyberKnife system, a robotic radiosurgery system. This study evaluated the dose distribution changes using a self‐made cardiac dynamic platform that mimics cardiac motion. Methods The cardiac dynamic platform was operated with amplitudes
Takayuki Miyachi   +6 more
wiley   +1 more source

An Investigation of Natural Convection Heat Transfer in a Square Enclosure Filled with Nanofluid [PDF]

open access: yesEngineering and Technology Journal, 2011
In this research, numerical solution of natural convection heat transfer of nanofluids in two-dimensional square enclosures is obtained for different values of Rayleigh numbers and volume fraction of nanofluids.
Ayad M. Salman
doaj   +1 more source

Abnormal Synchronization Between Cortical Delta Power and Ripples in Hippocampal Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Discriminating between epileptogenic and physiological ripples in the hippocampus is important for identifying epileptogenic (EP) zones; however, distinguishing these ripples on the basis of their waveforms is difficult. We hypothesized that the nocturnal synchronization of hippocampal ripples and cortical delta power could be used ...
Takamitsu Iwata   +10 more
wiley   +1 more source

Estimating Budget Impact and Joint Replacement Avoidance by Implementing a Standardized Education and Exercise Therapy Program for Hip and Knee Osteoarthritis in a Publicly Insured Health Care System

open access: yesArthritis Care &Research, EarlyView.
Objective The study objective was to estimate the budget impact of funding a standardized education and exercise therapy program, Good Life with osteoArthritis in Denmark (GLA:D) for people with hip and knee osteoarthritis (OA) waiting for total joint replacement (TJR) consultation in a universal publicly insured health care system in Canada.
Darren R. Mazzei   +4 more
wiley   +1 more source

A New Smoothness Indicator of Adaptive Order Weighted Essentially Non-Oscillatory Scheme for Hyperbolic Conservation Laws

open access: yesMathematics, 2020
Adaptive order weighted essentially non-oscillatory scheme (WENO-AO(5,3)) has increased the computational cost and complexity of the classic fifth-order WENO scheme by introducing a complicated smoothness indicator for fifth-order linear reconstruction ...
Omer Musa, Guoping Huang, Mingsheng Wang
doaj   +1 more source

MIMETIC FINITE DIFFERENCE APPROXIMATION OF FLOWS IN FRACTURED POROUS MEDIA

open access: yes, 2016
We present a possible framework for the numerical simulation of flow in fractured porous media that couples mimetic finite differences for the porous matrix with a finite volume scheme for the flow in the fractures.
P. Antonietti   +4 more
semanticscholar   +1 more source

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