Results 91 to 100 of about 141,401 (262)

Rational points on a subanalytic surface [PDF]

open access: yesAnnales de l'Institut Fourier, 2005
Let X ⊂ ℝ n be a compact subanalytic surface.
openaire   +3 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

Triple Junctions as Dislocation‐Like Defects: The Role of Grain Boundary Crystallography Revealed by Experiment and Atomistic Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
Grain boundary triple junctions are an essential ingredient of the microstructure of polycrystalline materials. In this study, a triple junction is observed using atomic‐resolution scanning transmission electron microscopy and characterized. Computer simulations reveal that the junction has a dislocation character that is determined by the joining ...
Tobias Brink   +4 more
wiley   +1 more source

Semantic Modeling in Materials Science and Engineering With Platform MaterialDigital Core Ontology 3.0

open access: yesAdvanced Engineering Materials, EarlyView.
The community‐driven Platform MaterialDigital Core Ontology (PMDco) 3.0 is introduced as a Basic Formal Ontology‐aligned semantic backbone for the processing–structure–properties paradigm in Materials Science and Engineering. Modular engineering, automated releases, and validation workflows are highlighted and key semantic patterns for materials ...
Markus Schilling   +15 more
wiley   +1 more source

G-solid rational surfaces

open access: yesEuropean Journal of Mathematics
AbstractWe classify G-solid rational surfaces over the field of complex numbers for finite group actions.
openaire   +2 more sources

Model‐Guided Design of Paper Membrane Architectures for Controlled Flow and Enhanced Diagnostic Sensitivity

open access: yesAdvanced Engineering Materials, EarlyView.
Geometrical modifications on nitrocellulose membranes can result in observable differences in signal intensity relative to a reference membrane (top and bottom left). Using two reference experiments, we have developed a theoretical model that can reproduce the experimentally observed flow changes and provide information on membrane parameters, e.g ...
Maria Dimaki   +2 more
wiley   +1 more source

The rational cuboid a quartic surface

open access: yesRocky Mountain Journal of Mathematics, 1988
Den Lösungen des diophantischen Gleichungssystems (*) \(x^ 2+y^ 2=r^ 2\), \(y^ 2+z^ 2=s^ 2\), \(z^ 2+x^ 2=t^ 2\) entsprechen Quader, deren Kanten und Flächendiagonalen sämtlich ganz sind. Verf. interpretiert (*) als Schnitt von drei Quadriken in einem fünfdimensionalen projektiven Raum und gelangt so neben bereits bekannten zu neuen Parametrisierungen ...
openaire   +3 more sources

On the slope of rational fibered surfaces

open access: yesOsaka Journal of Mathematics, 2020
In the present paper, the authors prove an inequality for the slope of a complex rational surface fibered over the projective line, provided that the genus of the general fibre is sufficiently high with respect to its gonality. More in details, let \(f\colon X\to B\) be a relatively minimal surface fibration of genus \(g\geq 2\) and denote by \(K_f ...
Castañeda-Salazar, Margarita   +1 more
openaire   +4 more sources

DNA‐Templated 2D Heterostructures as Phototriggered Dynamic Nanohybrids: From Releasing Molecular Loads to Controlling Enzyme Biocatalytic Function

open access: yesAdvanced Functional Materials, EarlyView.
DNA strands are employed both as dynamic linkers and nanoscale templates for the integration of Ag2S nanoparticles on MoS2, which in turn imparted photothermal responsiveness; this feature permits the selective cargo (fluorophore, quantum dots or an enzyme) release from the MoS2 surface in response to local heat induced by light irradiation.
Kai Chen   +3 more
wiley   +1 more source

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