Results 51 to 60 of about 572,545 (279)

Regular Oscillation Sub-spectrum of Rapidly Rotating Stars

open access: yes, 2012
We present an asymptotic theory that describes regular frequency spacings of pressure modes in rapidly rotating stars. We use an asymptotic method based on an approximate solution of the pressure wave equation constructed from a stable periodic solution ...
B. Georgeot   +28 more
core   +3 more sources

Coalescence in the 1D Cahn-Hilliard model [PDF]

open access: yes, 2003
We present an approximate analytical solution of the Cahn-Hilliard equation describing the coalescence during a first order phase transition. We have identified all the intermediate profiles, stationary solutions of the noiseless Cahn-Hilliard equation ...
Abramowitz M   +17 more
core   +4 more sources

Sickle Cell Disease Is an Inherent Risk for Asthma in a Sibling Comparison Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Sickle cell disease (SCD) and asthma share a complex relationship. Although estimates vary, asthma prevalence in children with SCD is believed to be comparable to or higher than the general population. Determining whether SCD confers an increased risk for asthma remains challenging due to overlapping symptoms and the ...
Suhei C. Zuleta De Bernardis   +9 more
wiley   +1 more source

An Analytical Approximation for the Excess Noise Factor of Avalanche Photodiodes with Dead Space [PDF]

open access: yes, 1999
Approximate analytical expressions are derived for the mean gain and the excess noise factor of avalanche photodiodes including the effect of dead space.
Chen, Zikuan   +2 more
core   +1 more source

Radial propagation in population dynamics with density-dependent diffusion

open access: yes, 2013
The population dynamics that evolves in the radial symmetric geometry is investigated. The nonlinear reaction-diffusion model, which depends on population density, is employed as the governing equation for this system. The approximate analytical solution
Ngamsaad, Waipot
core   +1 more source

Psychosocial Outcomes in Patients With Endocrine Tumor Syndromes: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction The combination of disease manifestations, the familial burden, and varying penetrance of endocrine tumor syndromes (ETSs) is unique. This review aimed to portray and summarize available data on psychosocial outcomes in patients with ETSs and explore gaps and opportunities for future research and care.
Daniël Zwerus   +6 more
wiley   +1 more source

An Approximate-Analytical Solution to Analyze Fractional View of Telegraph Equations

open access: yesIEEE Access, 2020
In the present research article, a modified analytical method is applied to solve time-fractional telegraph equations. The Caputo-operator is used to express the derivative of fractional-order.
Izaz Ali   +5 more
doaj   +1 more source

Analytical-approximate solution of Abel integral equations [PDF]

open access: yes, 2011
It is known that Abel integral equation has a solution in a closed form, with a removable singularity.The presence of Volterra integrals with weak singularity is not always integrable for continuous differentiable class of functions.In this work we ...
Eshkuratov, Zainidin K.   +2 more
core  

Nutritional and Behavioral Intervention for Long‐Term Childhood Acute Leukemia Survivors With Metabolic Syndrome

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Metabolic syndrome (MetS) is a common complication in survivors of childhood acute lymphoblastic and myeloid leukemia (AL), and a major risk factor for premature cardiovascular disease, type‐2‐diabetes, and metabolic dysfunction‐associated steatotic liver disease (MASLD).
Visentin Sandrine   +10 more
wiley   +1 more source

Solutions modeling of nonlinear equation of diffusion for three dimensions case

open access: yesLietuvos Matematikos Rinkinys, 2014
We have made a practical consideration of an important case of nonlinear diffusion of impurities in a three-dimensional case through square window in the x, y plane for the production of electronic devices and evaluation of its parameters.
Sigita Turskienė   +1 more
doaj   +1 more source

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