Buscar recursos académicos

Abstract Alkaline water electrolysis represents a promising pathway for green hydrogen production, yet comprehensive multi-physics simulation remains computationally prohibitive for practical design optimization. This st...

Knowledge of standard air temperature, pressure, density, speed of sound, and viscosity as a function of altitude is essential information in aircraft design, performance testing, pressure altimeter calibration, and seve...

Abstract Physical sciences are essential to the predictive modeling of complex environmental systems, particularly environmental monitoring and sustainability applications, as they provide the deterministic foundation re...

Context. Astronomical environments are governed by a complex interplay of physical processes, including gravitational dynamics, radiative transfer, stellar evolution, chemistry, and hydrodynamics. These processes span a ...

Car-following models (CFMs) are fundamental to traffic flow analysis and autonomous driving. Although calibrated physics-based and trained data-driven CFMs can replicate human driving behavior, their reliance on specific...

Abstract Bone tissue engineering scaffolds must provide structural support while permitting fluid transport and maintaining safe hydrodynamic conditions for cell activity. Triply Periodic Minimal Surface (TPMS) architect...

Formulation of the problem. In scientific research in sociology, education, physics, chemistry and other sciences, methods of correlation analysis are used. Correlation coefficients are used to determine the existence of...

Artificial intelligence (AI) models developed for Global Navigation Satellite System Reflectometry (GNSS-R) observations have demonstrated competitive performance in estimating geophysical parameters, especially ocean su...

As a key element of human settlements and fundamental features in maps, buildings play a critical role in urban planning and environmental monitoring. Automatically extracting buildings from remote sensing images is of s...

With advances in aerospace technology, high-resolution optical imagery from satellites, such as China’s Gaofen series, is vital for climate monitoring and agriculture. However, cloud cover significantly impedes th...

Digital health increasingly relies on artificial intelligence for clinical decision-making, patient management, and distributed learning, yet two persistent challenges remain: the computational complexity of optimization...

Buildings serve as a key indicator of human land use, and building change detection plays a crucial role in urban growth and shrinkage monitoring, land use planning, and urban development assessment and management. Curre...

The detection of transmission towers in remote sensing images presents significant challenges due to insufficient feature representation and significant object size variations, particularly at low spatial resolutions whe...

Convolutional neural networks (CNNs) and visual Transformers have become the dominant approaches for hyperspectral image (HSI) classification due to their powerful feature representation capabilities. However, CNNs are l...

Materias / palabras clave: Partial differential equation; Nonlinear system; Artificial neural network; Context (archaeology); Inverse problem; Partial derivative; Computer science; Automatic differentiation; Applied mathematics; Physical law; Math...

Materias / palabras clave: Physics; Cosmic ray; Neutrino; Cascade; Atmosphere (unit); Flux (metallurgy); Radiation; Radio signal; Detector; SIGNAL (programming language); Radio wave; Boundary (topology)

Materias / palabras clave: Solubility; Drug discovery; Chemistry; Thermodynamics; Permeability (electromagnetism); Hildebrand solubility parameter; Permeation; Work (physics); Computational chemistry; Organic chemistry; Physics; Membrane

Materias / palabras clave: Parallel computing; Computer science; Benchmark (surveying); Parallel algorithm; Intel iPSC; Algorithm; Range (aeronautics); Molecular dynamics; Supercomputer; Node (physics); Computational science; Physics

A structure refinement method is described which does not use integrated neutron powder intensities, single or overlapping, but employs directly the profile intensities obtained from step-scanning measurements of the pow...

The dispersion and absorption of a considerable number of liquid and dielectrics are represented by the empirical formula ε*−ε∞=(ε0−ε∞)/[1+(iωτ0)1−α]. In this equation, ε* is the complex dielectric cons...

Materias / palabras clave: Neutron diffraction; Magnetic structure; Diffraction; Neutron scattering; Powder diffraction; Materials science; Computational physics; Physics; Scattering; Nuclear magnetic resonance; Optics; Magnetic field

A method is given for generating sets of special points in the Brillouin zone which provides an efficient means of integrating periodic functions of the wave vector. The integration can be over the entire Brillouin zone ...

Materias / palabras clave: Surface tension; Curvature; Capillary surface; Surface (topology); Mechanics; Transition point; Point (geometry); Classical mechanics; Mathematics; Geometry; Physics; Statistical physics

Materias / palabras clave: Cartesian coordinate system; Holonomic constraints; Verlet integration; Equations of motion; Constraint (computer-aided design); Numerical integration; Classical mechanics; Molecular dynamics; Motion (physics); Generaliz...