Results 21 to 30 of about 3,458,417 (246)

Orbit simulations with Maxima software

open access: yesRevista Brasileira de Ensino de Física
The computational algebra system Maxima is used together with the fourth order Runge-Kutta method to generate simulations of orbits caused by the newtonian gravitational interaction.
Ednilton S. de Oliveira
doaj   +1 more source

Towards the Analytical Generalization of the Transcendental Energy Equation, Group Velocity, and Effective Mass in One-Dimensional Periodic Potential Wells with a Computational Application to Common Coupled Potentials

open access: yesApplied Sciences
The analytical generalization for N periodic potential wells coupled to a probe rectangular-like potential and a zero potential is extremely important in the study of one-dimensional periodic potentials in solid state physics, e.g., in the calculation of
F. Mendoza-Villa   +3 more
doaj   +1 more source

CMS physics technical design report, volume II: Physics performance

open access: yes, 2007
CMS is a general purpose experiment, designed to study the physics of pp collisions at 14 TeV at the Large Hadron Collider (LHC). It currently involves more than 2000 physicists from more than 150 institutes and 37 countries.
Physics Collaboration   +1 more
core   +1 more source

The 2nd Scientific workshop for students “Computational physics of DNA”

open access: yesБіофізичний вісник
The article is devoted to the 2nd Scientific workshop for students “Computational physics of DNA”.
С. М. Перепелиця   +1 more
doaj   +1 more source

Physics-Informed Deep Learning for Traffic State Estimation: A Survey and the Outlook

open access: yesAlgorithms, 2023
For its robust predictive power (compared to pure physics-based models) and sample-efficient training (compared to pure deep learning models), physics-informed deep learning (PIDL), a paradigm hybridizing physics-based models and deep neural networks ...
Xuan Di   +3 more
doaj   +1 more source

Error estimates for a physics-informed neural network in solving KdV equations

open access: yesMachine Learning: Science and Technology
This paper aims to provide error bounds on physics-informed neural network (PINN) in solving Korteweg–de Vries (KdV) equations. We prove that a neural network equipped with two hidden layers and the tanh activation function can reduce the partial ...
Jia Guo, Ziyuan Liu, Chenping Hou
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Optimizing fluorescence imaging through scattering media using structured light-assisted wavefront shaping

open access: yesiScience
Summary: The scattering of light by biological tissues significantly impedes fluorescence imaging, affecting key aspects such as image resolution, contrast, depth, and the interpretation of fluorescent measurements.
Nazifa Rumman   +7 more
doaj   +1 more source

Unifying projected entangled pair state contractions

open access: yesNew Journal of Physics, 2014
The approximate contraction of a tensor network of projected entangled pair states (PEPS) is a fundamental ingredient of any PEPS algorithm, required for the optimization of the tensors in ground state search or time evolution, as well as for the ...
Michael Lubasch   +2 more
doaj   +1 more source

A multi-feature predicting model of crown evolution involving material properties

open access: yesAIP Advances, 2022
We propose a new model for the crown evolution after a single drop impacts on a thin film. In contrast with the existing models that mainly focus on the status of well-developed crown or the bottom radius evolution, multiple features are provided in our ...
Tianyu Ma   +6 more
doaj   +1 more source

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