Results 81 to 90 of about 17,955,789 (263)

Risk of Non‐Arteritic Anterior Ischemic Optic Neuropathy in Idiopathic Intracranial Hypertension Patients Treated with GLP‐1 Receptor Agonists

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Glucagon‐like peptide‐1 receptor agonists (GLP‐1 RAs) have demonstrated significant weight‐reducing effects and may offer benefits in idiopathic intracranial hypertension (IIH); however, recent concerns about the risk of non‐arteritic anterior ischemic optic neuropathy (NAION) have emerged.
Faisal A. Al‐Harbi   +9 more
wiley   +1 more source

Gravitational N-body Simulations

open access: yes, 2008
Gravitational N-body simulations, that is numerical solutions of the equations of motions for N particles interacting gravitationally, are widely used tools in astrophysics, with applications from few body or solar system like systems all the way up to galactic and cosmological scales.
Trenti, M., Hut, P.
openaire   +2 more sources

A Freefall-based Switching Criterion for P3T Hybrid N-body Methods in Collisional Stellar Systems

open access: yesThe Astrophysical Journal
The P ^3 T scheme is a hybrid method for simulating gravitational N -body systems. It combines a fast particle-tree (PT) algorithm for long-range forces with a high-accuracy particle–particle (PP; direct N -body) solver for short-range interactions ...
Long Wang   +3 more
doaj   +1 more source

Interaction-Based Load Balancing in N-body Simulations Interaction-Based Load Balancing in N-body Simulations *

open access: yes, 2020
N-body methods compute interactions between particles. They represent an important class of simulations and are used in a wide range of applications. A rich body of work focuses on scaling Nbody methods and typically includes load balancing mechanisms ...
Olga Pearce   +9 more
core  

Dark energy perturbations in N-body simulations

open access: yes, 2019
We present N-body simulations which are fully compatible with general relativity, with dark energy consistently included at both the background and perturbation level.
Tram, Thomas   +4 more
core   +1 more source

Neurochemical Endpoints to Inform Early‐Stage Trials of Spinocerebellar Ataxia 2 and 3 in a Multisite Setting

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neurochemical levels measured by brain MR spectroscopy (MRS) have been proposed as endpoints for clinical trials in early‐stage spinocerebellar ataxia (SCA) trials. We tested their trial‐readiness by quantifying neurochemicals in three affected brain regions in early‐stage cohorts of SCA2 and SCA3, examining their reproducibility in ...
James M. Joers   +19 more
wiley   +1 more source

Learning the Evolution of the Universe in N-body Simulations

open access: yesCoRR, 2020
6 pages, 3 figures, paper accepted by the NeurIPS 2020 Machine Learning and the Physical Science ...
Chang Chen   +4 more
openaire   +3 more sources

Extending the halo mass resolution of N-body simulations [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2014
11 pages, 7 ...
Angulo, R.E.   +3 more
openaire   +3 more sources

Evolution of Star Clusters within Galaxies Using Self-consistent Hybrid Hydro/N-body Simulations

open access: yesThe Astrophysical Journal
We introduce a GPU-accelerated hybrid hydro/ N -body code ( Enzo-N ) designed to address the challenges of concurrently simulating star clusters and their parent galaxies.
Yongseok Jo   +3 more
doaj   +1 more source

A Schwarzschild model of the Galactic bar with initial density from N-body simulations

open access: yes, 2013
Using the potential from N-body simulations, we construct the Galactic bar models with the Schwarzschild method. By varying the pattern speed and the position angle of the bar, we find that the best-fitting bar model has pattern speed (p) = 40 km s(-1 ...
Long, R J   +7 more
core   +1 more source

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