Results 1 to 10 of about 99,794 (163)

Non-invasive Estimation of Atrial Fibrillation Driver Position With Convolutional Neural Networks and Body Surface Potentials

open access: yesFrontiers in Physiology, 2021
Atrial fibrillation (AF) is characterized by complex and irregular propagation patterns, and AF onset locations and drivers responsible for its perpetuation are the main targets for ablation procedures.
Miguel Ángel Cámara-Vázquez   +6 more
doaj   +1 more source

Structure and conductivity of ionomer in PEM fuel cell catalyst layers: a model-based analysis

open access: yesScientific Reports, 2023
Efforts in design and optimization of catalyst layers for polymer electrolyte fuel cells hinge on mathematical models that link electrode composition and microstructure with effective physico-chemical properties.
W. Olbrich   +4 more
doaj   +1 more source

Light neutralino dark matter in U(1)XSSM

open access: yesNuclear Physics B, 2021
The U(1)X extension of the minimal supersymmetric standard model (MSSM) is called as U(1)XSSM with the local gauge group SU(3)C×SU(2)L×U(1)Y×U(1)X. U(1)XSSM has three singlet Higgs superfields beyond MSSM.
Shu-Min Zhao   +5 more
doaj   +1 more source

Ternary heterostructures of GO, MoS2, and g-C 3N4: Synthesis, stability and properties

open access: yesResults in Surfaces and Interfaces, 2023
The development of heterojunction technology with exceptional capabilities has emerged as an auspicious approach for both environmental remediation and improved performance in electronic devices.
Pooja, Sarita Yadav, Ravinder Pawar
doaj   +1 more source

Exploring the universality of hadronic jet classification

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
The modeling of jet substructure significantly differs between Parton Shower Monte Carlo (PSMC) programs. Despite this, we observe that machine learning classifiers trained on different PSMCs learn nearly the same function.
Kingman Cheung   +3 more
doaj   +1 more source

Incorporating element doping and quantum dot embedding effects to enhance the thermoelectric properties of higher manganese silicides

open access: yesJournal of Materiomics, 2021
Element doping and nano-inclusion embedding are effective approaches to enhance the electrical conductivities and decrease the lattice thermal conductivities of thermoelectric (TE) materials, respectively.
Qing Wang   +9 more
doaj   +1 more source

Fundamentals of energy storage from first principles simulations: Challenges and opportunities

open access: yesFrontiers in Energy Research, 2023
Efficient electrochemical energy storage and conversion require high performance electrodes, electrolyte or catalyst materials. In this contribution we discuss the simulation-based effort made by Institute of Energy and Climate Research at ...
Piotr M. Kowalski   +17 more
doaj   +1 more source

On the Differential Analysis of Enterprise Valuation Methods as a Guideline for Unlisted Companies Assessment (I): Empowering Discounted Cash Flow Valuation

open access: yesApplied Sciences, 2020
The Discounted Cash Flow (DCF) method is probably the most extended approach used in company valuation, its main drawbacks being probably the known extreme sensitivity to key variables such as Weighted Average Cost of Capital (WACC) and Free Cash Flow ...
Germania Vayas-Ortega   +3 more
doaj   +1 more source

Electrode and Electrolyte Materials From Atomistic Simulations: Properties of LixFEPO4 Electrode and Zircon-Based Ionic Conductors

open access: yesFrontiers in Energy Research, 2021
LixFePO4 orthophosphates and fluorite- and pyrochlore-type zirconate materials are widely considered as functional compounds in energy storage devices, either as electrode or solid state electrolyte.
Piotr M. Kowalski   +6 more
doaj   +1 more source

A new approach to the intracardiac inverse problem using Laplacian distance kernel

open access: yesBioMedical Engineering OnLine, 2018
Background The inverse problem in electrophysiology consists of the accurate estimation of the intracardiac electrical sources from a reduced set of electrodes at short distances and from outside the heart.
Raúl Caulier-Cisterna   +4 more
doaj   +1 more source

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