Results 41 to 50 of about 5,226,426 (247)

Symbolic Regression and Multi‐Objective Optimization of the Flory–Huggins Interaction Parameter for Hydrogels

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a data‐driven method to derive the mathematical expressions of the Flory–Huggins interaction parameter χ for the swelling behavior of temperature–responsive hydrogels. Starting from initial assumptions of χ, our workflow combines Bayesian optimization, Flory–Rehner theory, and symbolic regression to generate candidate χ expressions.
Yawen Wang   +2 more
wiley   +1 more source

Modular Critical Element Recycling Platform Using a Nanoporous Additively Manufactured Gyroid

open access: yesAdvanced Engineering Materials, EarlyView.
A modular recycling platform integrates 3D‐printed nanoporous gyroid structures to enable efficient critical element recovery. This system utilizes a hierarchical architecture, combining macroscopic channels with polymerization‐induced nanoscale porosity. By systematically tuning structural wall thickness and resin formulation, the platform achieves an
Xiangyu Gao   +6 more
wiley   +1 more source

Cosine functions revisited

open access: yesBanach Journal of Mathematical Analysis, 2011
The author gives an elementary proof of the small dimension lemma: If \(K\) is a closed, irreducible subgroup of \(SU(n)\), where \(n\in\mathbb{N}\), such that \(k+ k^{-1}\in\mathbb{C} I\) for all \(k\in K\), then \(n=1\), or \(n=2\) and \(K\subseteq SU(2)\).
openaire   +2 more sources

Microstructure Reconstruction in Battery Electrodes Using Machine Learning Based on Low‐Voltage Focused Ion Beam–Scanning Electron Microscopy Tomography Images

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐voltage FIB‐SEM tomography combined with a image preprocessing pipeline improves phase contrast and enables reliable machine‐learning segmentation of conductive networks in lithium‐ion battery electrodes. Structural descriptors are extracted from segmented images, done semimanually and automated, and compared.
Lisa Beran   +6 more
wiley   +1 more source

Exploring Inter Tagger Consistency Measures [PDF]

open access: yes, 2009
Kipp and Campbell (2006) examined tags assigned to the same URL in del.icio.us and determined that MDS and frequency graphs showed clusters of related terms as well as divergences between synonyms.
Kipp, Margaret EI
core   +1 more source

The stability of the sine and cosine functional equations [PDF]

open access: yesProceedings of the American Mathematical Society, 1990
In this work the stability of the functional equations describing the addition theorems for sine and cosine is proved.
openaire   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

High‐Resolution Corrosion Fingerprinting of Alloy Libraries via Microdroplet Spectroelectrochemistry

open access: yesAdvanced Engineering Materials, EarlyView.
Ionic‐liquid microdroplet spectroelectrochemistry enables stable, localized electrochemical measurements over extended timescales. By coupling impedance spectroscopy, wetting analysis, finite‐element simulations, and operando Raman spectroscopy, it disentangles geometrical and electrochemical effects, opening new opportunities for rapid corrosion ...
Ekaterina Kurchavova   +3 more
wiley   +1 more source

Group representations of bounded cosine functions. [PDF]

open access: yesJournal für die reine und angewandte Mathematik (Crelles Journal), 1996
The paper characterizes in purely algebraic terms two classes of locally compact Abelian groups. One of these comprises all groups \(G\) such that every bounded continuous cosine function on \(G\) with values in a sequentially complete semitopological algebra with identity has a regular group representation.
openaire   +3 more sources

Shifted up cosine function as unconventional model of probability distribution [PDF]

open access: yes, 2010
The shifted up one period of cosine function with field under it normalized to 1 is proposed to be use as the un conventional model of probability density function (PDF).
Korczynski, M. J., Warsza, Z. L.
core  

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