Results 111 to 120 of about 76,092 (311)

Aramid Nanofiber Aerogels: Preparation, Modification, Composite Fabrication, and Applications

open access: yesAdvanced Materials, EarlyView.
Different forms of aramid nanofibers (ANFs) and especially aerogels from them, offer a sustainable route to high‐performance biomimetic nanocomposites. Due to the cartilage‐like architecture, ANF‐based materials enable breakthroughs in energy, electromagnetic, biomedical, and water purification technologies.
Mingqiang Wang   +9 more
wiley   +1 more source

Disordered Rocksalts as High‐Energy and Earth‐Abundant Li‐Ion Cathodes

open access: yesAdvanced Materials, EarlyView.
Disordered rocksalts with lithium excess (DRX) offer a new direction in Li‐ion cathode design beyond conventional Ni‐ and Co‐based materials. This review highlights the design principles, synthesis strategies, and performance optimization of DRX oxides and oxyfluorides for energy‐dense, sustainable batteries using Earth‐abundant transition metals and ...
Han‐Ming Hau   +10 more
wiley   +1 more source

ALGORITHM OF DETERMINATION OF NON-STATIONARY NONLINEAR SYSTEMS FULL STABILITY AREAS

open access: yesРоссийский технологический журнал, 2017
The paper proposes a numerical algorithm for constructing piecewise linear Lyapunov functions for investigating the absolute stability of nonlinear nonstationary systems.
V. P. Berdnikov
doaj   +1 more source

Filling gaps in the boundary of a polyhedron

open access: yesComputer Aided Geometric Design, 1995
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Micha Sharir   +2 more
openaire   +3 more sources

Capillary‐Driven 3D Open Fluidic Networks for Versatile Continuous Flow Manipulation

open access: yesAdvanced Materials, EarlyView.
The capillary‐driven 3D open fluidic networks (OFNs), composed of connected polyhedral frames, enable precise, programmable, and versatile manipulation of unary, binary, and multiple continuous flows in both spatial and temporal dimensions. OFNs represent a significant leap beyond conventional microfluidics, unlocking new possibilities for selective ...
Shuangmei Wu   +4 more
wiley   +1 more source

Boolean hypercubes and the structure of vector spaces

open access: yesJournal of Mathematical Sciences and Modelling, 2018
The present study pretends to describe an alternative way to look at Vector Spaces as a scaffold to produce a meaningful new theoretical structure to be used in both classical and quantum QSPR.
Ramon Carbó-dorca
doaj   +1 more source

Graph-theoretical conditions for inscribability and Delaunay realizability [PDF]

open access: yes, 1992
We present new graph-theoretical conditions for inscribable polyhedra and Delaunay triangulations. We establish several sufficient conditions of the following general form: if a polyhedron has a sufficiently rich collection of Hamiltonian subgraphs, then
Dillencourt, Michael B.   +1 more
core  

FeNb2O6 as a High‐Performance Anode for Sodium‐Ion Batteries Enabled by Structural Amorphization Coupled with NbO6 Local Ordering

open access: yesAdvanced Materials, EarlyView.
FeNb2O6 is applied for the first time as a high‐performance anode material for sodium‐ion batteries. The presence of iron disrupts the long‐range order by local disorder of the FeO6 octahedra during initial sodiation. Simultaneously, the formation of short‐range ordered zigzag‐chain structures within the NbO6 planes establishes a robust intercalation ...
Yanchen Liu   +9 more
wiley   +1 more source

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