Results 51 to 60 of about 2,400,137 (292)

Analytic Solutions in Nonlinear Massive Gravity [PDF]

open access: yesPhysical Review Letters, 2011
We study spherically symmetric solutions in a covariant massive gravity model, which is a candidate for a ghost-free non-linear completion of the Fierz-Pauli theory. There is a branch of solutions that exhibits the Vainshtein mechanism, recovering General Relativity below a Vainshtein radius given by $(r_g m^2)^{1/3}$, where $m$ is the graviton mass ...
Koyama, Kazuya   +2 more
openaire   +5 more sources

Analytical r-mode solution with gravitational radiation reaction force

open access: yes, 2005
We present and discuss the analytical r-mode solution to the linearized hydrodynamic equations of a slowly rotating, Newtonian, barotropic, non-magnetized, perfect-fluid star in which the gravitational radiation reaction force is present.Comment: 3 pages,
Dias, Óscar J. C., Sá, Paulo M.
core   +1 more source

Analytical operator solution of master equations describing phase-sensitive processes [PDF]

open access: yes, 2001
We present a method of solving master equations which may describe, in their most general form, phase sensitive processes such as decay and amplification.
A. VIDIELLA-BARRANCO   +3 more
core   +2 more sources

Personalized Selumetinib Dosing in Pediatric Neurofibromatosis Type 1: Insights From a Pilot Therapeutic Drug Monitoring Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objective To evaluate selumetinib exposure using therapeutic drug monitoring (TDM) in pediatric patients with neurofibromatosis type 1 (NF1) and plexiform neurofibromas (PN), assess interpatient pharmacokinetic variability, and explore the relationship between drug exposure, clinical response, and adverse effects.
Janka Kovács   +8 more
wiley   +1 more source

Analytical solution of strongly nonlinear Duffing oscillators

open access: yesAlexandria Engineering Journal, 2016
In this paper, a new perturbation technique is employed to solve strongly nonlinear Duffing oscillators, in which a new parameter α=α(ε) is defined such that the value of α is always small regardless of the magnitude of the original parameter ε ...
A.M. El-Naggar, G.M. Ismail
doaj   +1 more source

Analytical solution of cross polarization dynamics [PDF]

open access: yesJournal of Magnetic Resonance, 2015
Cross polarization (CP) dynamics, which was remained unknown for five decades, has been derived analytically in the zero- and double-quantum spaces. The initial polarization in the double-quantum space is a constant of motion under strong pulse condition ($| _{1I}+ _{1S}|\gg |d(t)|$), while the Hamiltonian in the zero-quantum space reduces to $d(t ...
Li, Peng, Chen, Qun, Zhang, Shanmin
openaire   +3 more sources

Analytical solution to position dependent mass Schr\"odinger equation

open access: yes, 2010
Using a recently developed technique to solve Schr\"odinger equation for constant mass, we studied the regime in which mass varies with position i.e position dependent mass Schr\"odinger equation(PDMSE).
Bastard G   +6 more
core   +1 more source

Oscillation Flow of Viscous Electron Fluids in Conductors of Rectangular Cross-Section

open access: yesComputation
The article presents results of an analytical and numerical modeling of electron fluid motion and heat generation in a rectangular conductor at an alternating electric potential.
Andriy A. Avramenko   +5 more
doaj   +1 more source

Modes of an elliptical cylindrical resonant cavity -- analytical solution

open access: yes, 2019
An analytical solution of the Helmholtz equation for electromagnetic field distribution in a resonant cavity with elliptic cross-section is found. We compare the frequencies of the eigenmodes with numerical and experimental values for a metallic cavity ...
Grbić, Mihael S.
core   +1 more source

A Mass-transfer Particle-tracking Method for Simulating Transport with Discontinuous Diffusion Coefficients

open access: yes, 2020
The problem of a spatially discontinuous diffusion coefficient ($D(\boldsymbol x)$) is one that may be encountered in hydrogeologic systems due to natural geological features or as a consequence of numerical discretization of flow properties.
Bolster, Diogo   +3 more
core   +1 more source

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