Results 61 to 70 of about 649,418 (119)

Wrinkling of spherically expanding flames

open access: yes, 2002
The onset of instability and subsequent development of cells on spherically expanding flames isexamined theoretically. The model used accounts for both hydrodynamic and diffusive-thermal effects and, incontrast to earlier theories, is valid for variable ...
Matalon, M.   +2 more
core   +1 more source

Boosting Decomposition and Combustion of TKX‐50 and HTPB/TKX‐50 Propellants With NH2‐MIL‐88B(Fe) MOF

open access: yesRare Metals, Volume 45, Issue 10, October 2026.
ABSTRACT Dihydroxylammonium 5,5′‐bistetrazole‐1,1′‐diolate (TKX‐50) is a promising energetic material that possesses both exceptional energy density and low sensitivity. Nevertheless, its application is hindered by incomplete pyrolysis during combustion or explosion. Various strategies, including eutectic formation, composite preparation, and catalysis,
Jingwen Chen   +10 more
wiley   +1 more source

Continuous‐Flow Conversion of Waste Polystyrene Into Styrene Monomers Utilizing the Microwave‐Concentration Effect on Spherical Activated Carbon

open access: yesChemSusChem, Volume 19, Issue 18, 28 September 2026.
Waste polystyrene (PS) is continuously converted into styrene monomer using a microwave (MW)‐heated cartridge packed with spherical activated CBs. Localized heating in the CB bed and backpressure regulation (BPR) enable additive‐free depolymerization with up to 76% styrene yield from diverse PS feedstocks. Chemical recycling of polystyrene (PS) by high‐
Naoya Sakurada   +5 more
wiley   +1 more source

Azidophosphonamido Rhodium(I) and Iridium(I) Complexes: Synthesis, Properties, and Linkage Isomerism

open access: yesChemistry – A European Journal, Volume 32, Issue 36, 24 September 2026.
A family of azidophosphonamido ligands and their corresponding rhodium(I) and iridium(I) complexes were synthesized. The rich reaction chemistry of these species revealed unusual linkage isomerization processes and bonding motifs. M = Rh, Ir; Mes = 2,4,6‐Me3C6H2. ABSTRACT A series of azidophosphonamido rhodium(I) and iridium(I) complexes ([iPr2P(N3R)NR]
Emily L. Trew   +3 more
wiley   +1 more source

Extracting global reaction rate and turbulent flame speed from reconstructed 3D spherically expanding flames [PDF]

open access: yes
We analyse a recent set of experiments on turbulent premixed spherically expanding flames (SEFs) using fast 3D scanning measurements of hydrogen and methane/air mixtures.

core   +2 more sources

Thermal Black‐Infused Polyurethane Rigid Foams: Novel Formulations Toward Higher‐Performance and More Sustainable Insulation

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 36, September 20, 2026.
Thermal black improves polyurethane foam structure and stability. It helps the foam rise smoothly while promoting the formation of smaller, more uniform cells. The foam keeps its strength and insulation performance while reducing shrinkage. Its clean production and easy processing make it a sustainable, cost‐effective option for high‐performance ...
Mihaela Mihai   +3 more
wiley   +1 more source

Effect of Nanosilica Aggregates/Agglomerates on Functional Properties of Poly(Butylene 2,5‐Furandicarboxylate)‐Based Nanocomposites

open access: yesPolymer Composites, Volume 47, Issue 18, Page 16649-16665, 20 September 2026.
Effect of nanosilica aggregates/agglomerates on oxygen and water vapor diffusivity of PBF/SiO2 nanocomposites. ABSTRACT The nanofillers inclusions in poly(butylene 2,5‐furandicarboxylate) (PBF)/SiO2 nanocomposites were found to consist of aggregates and agglomerates of nanosilica particles.
Giovanna Molinari   +9 more
wiley   +1 more source

Bending Analysis of Polymer-Based Flexible Antennas for Wearable, General IoT Applications: A Review. [PDF]

open access: yesPolymers (Basel), 2021
Ali Khan MU   +5 more
europepmc   +1 more source

Frontal Polymerizations: From Chemical Perspectives to Macroscopic Properties and Applications. [PDF]

open access: yesChem Rev, 2023
Suslick BA   +9 more
europepmc   +1 more source

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