Results 121 to 130 of about 279,078 (329)

Micropleated Nanofibrous Filters for High‐Efficiency Submicron Aerosol Filtration: A Comparative Study with Chemical, Biological, Radiological, and Nuclear Gas Mask Filters

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents micropleated filters manufactured by needleless electrospinning. Nanofibers are deposited onto uniaxially pre‐stretched substrates that contract upon release, forming densely packed micropleats. This architecture increases effective surface area without enlarging the filter size, achieving quality factors comparable to those of ...
Aleksandr Fadeev   +6 more
wiley   +1 more source

Minimal 4-colored graphs representing an infinite family of hyperbolic 3-manifolds [PDF]

open access: green, 2017
Paola Cristofori   +3 more
openalex   +1 more source

Development and Preliminary In Vivo Study of 3D‐Printed Bioactive Glass Scaffolds with Trabecular Architecture

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports the fabrication of trabecular bioactive glass scaffolds (composition “1d”: 46.1SiO2‐28.7CaO‐8.8MgO‐6.2P2O5‐5.7CaF2‐4.5Na2O wt%) through vat photopolymerization and the relevant results from mechanical testing and in vivo implantation procedures in rabbit femora, showing great promise for bone tissue engineering applications.
Dilshat Tulyaganov   +8 more
wiley   +1 more source

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

Infinite locally finite hypohamiltonian graphs.

open access: yesMATHEMATICA SCANDINAVICA, 1986
An enumerably infinite graph G is hypohamiltonian, if it has no two-way infinite hamiltonian path, but every vertex deleted subgraph G-v has such a path. Thomassen gives examples of infinite hypohamiltonian graphs. Each of these graphs has a vertex of infinite degree.
openaire   +2 more sources

Experimental Analysis and Physics‐Based Analytical Model on Twisted and Coiled Artificial Muscles

open access: yesAdvanced Engineering Materials, EarlyView.
Twisted and coiled artificial muscles made from silver‐coated nylon fibers are investigated through experiments and analytical modeling. The actuators achieve contractions up to 19.3% and specific work of 8 kJ kg−1, though efficiency remains limited (≈0.15%) by thermal losses.
Salvatore Garofalo   +3 more
wiley   +1 more source

Distance-Transitivity in Infinite Graphs

open access: yesJournal of Combinatorial Theory, Series B, 1994
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Purely infinite labeled graph $C^*$-algebras [PDF]

open access: green, 2017
Ja A Jeong, Eun Ji Kang, Gi Hyun Park
openalex   +1 more source

An infinite class of Neumaier graphs and non-existence results [PDF]

open access: green, 2021
Aida Abiad   +4 more
openalex   +1 more source

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