Results 61 to 70 of about 10,602,103 (140)

Anomalous Transport in Dissolving Porous Media: Transitions Between Fickian and Non‐Fickian Regimes

open access: yesGeophysical Research Letters, Volume 52, Issue 15, 16 August 2025.
Abstract Mineral dissolution is a fundamental geologic process that alters pore structures, significantly impacting fluid flow and solute transport in porous media. Depending on the interplay between advection, diffusion, and reaction rates, mineral dissolution produces distinct dissolution patterns, such as wormholing and uniform dissolution.
Jingxuan Deng   +3 more
wiley   +1 more source

State of the Art of Low‐Frequency Acoustic Modulation: Intensity Enhancement and Directional Control

open access: yesAdvanced Science, Volume 12, Issue 27, July 17, 2025.
High intensity low‐frequency sound sources hold significant value in many fields. However, their long wavelength, strong penetrability, and tendency to diffract make direction control and intensity enhancement challenging. Acoustic generators and metamaterial‐based acoustic devices still face issues such as low energy efficiency, poor directional ...
Jingsong Xu   +13 more
wiley   +1 more source

New data on the mammalian fauna from the late middle Eocene (MP 15–16) of Mazaterón (Soria, Spain): The youngest presence of the genus Prodissopsalis (Hyaenodonta, Hyaenodontidae) in Europe

open access: yesThe Anatomical Record, Volume 308, Issue 6, Page 1769-1782, June 2025.
Abstract The Hyaenodonta were the most diverse carnivorous mammals in the European Eocene and were classically divided into three subfamilies: Sinopaninae, Arfianinae, and Proviverrinae, with this latter being the most successful of the three, as it exhibited a much larger geographic and temporal range.
Manuel J. Salesa   +4 more
wiley   +1 more source

The Excess Radio Background and Fast Radio Transients

open access: yes, 2015
In the last few years ARCADE 2, combined with older experiments, has detected an additional radio background, measured as a temperature and ranging in frequency from 22 MHz to 10 GHz, not accounted for by known radio sources and the cosmic microwave ...
Kehayias, John   +2 more
core   +1 more source

Exploring hand and upper limb function in patients with inclusion body myositis (IBM)

open access: yesNeuromuscular Disorders, 2023
S. Hunn   +3 more
semanticscholar   +1 more source

Spectral Distortions of the CMB as a Probe of Inflation, Recombination, Structure Formation and Particle Physics [PDF]

open access: yes, 2019
Following the pioneering observations with COBE in the early 1990s, studies of the cosmic microwave background (CMB) have focused on temperature and polarization anisotropies.
Abitbol, M. H.   +100 more
core   +1 more source

An empirical evaluation of imbalanced data strategies from a practitioner's point of view

open access: yes, 2018
This research tested the following well known strategies to deal with binary imbalanced data on 82 different real life data sets (sampled to imbalance rates of 5%, 3%, 1%, and 0.1%): class weight, SMOTE, Underbagging, and a baseline (just the base ...
Franceschinell, Rodrigo A.   +1 more
core  

Optimizing hand-function patient outcome measures for inclusion body myositis

open access: yesNeuromuscular Disorders, 2020
A. Lin   +5 more
semanticscholar   +1 more source

Proteomic Correlates of the Urinary Protein/Creatinine Ratio in Heart Failure With Preserved Ejection Fraction. [PDF]

open access: yesAm J Cardiol, 2023
Gan S   +19 more
europepmc   +1 more source

KCNC2 variants of uncertain significance are also associated to various forms of epilepsy. [PDF]

open access: yesFront Neurol, 2023
Seiffert S   +5 more
europepmc   +1 more source

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