Results 11 to 20 of about 244,263 (341)

The effect of fluorine on viscosities in the system Na2O-Al2O3-SiO2: implications for phonolites, trachytes and rhyolites [PDF]

open access: yes, 1985
The effect of fluorine on melt viscosities of five compositions in the system Na2O-Al2O3- SiO2h as been investigateda t one atmospherea nd 1000-1600'Cb y concentric-cylinder viscometry.
Cronin, David J.   +2 more
core   +1 more source

Chemical diffusion of fluorine in jadeite melt at high pressure [PDF]

open access: yes, 1984
The chemical diffusion of fluorine in jadeite melt has been investigated from 10 to 15 kbars and 1200 to 1400°C using diffusion couples of Jadeite melt and fluorine-bearing jadeite melt (6.3 wt.% F). The diffusion profile data indicate that the diffusion
Dingwell, Donald B.   +1 more
core   +1 more source

Chemical diffusion of fluorine in melts in the system Na2OAl2O3SiO2 [PDF]

open access: yes, 1985
The volatilization of fluorine from three melts in the system Na2OAl2O3SiO2 has been investigated at 1 atm pressure and 1200–1400°C. The melts chosen have base compositions corresponding to albite, jadeite and a peraluminous melt with 75 mole % SiO2 ...
Al-Dulaimy   +34 more
core   +1 more source

Tuning the electronic transport properties of graphene through functionalisation with fluorine [PDF]

open access: yes, 2011
Engineering the electronic properties of graphene has triggered great interest for potential applications in electronics and opto-electronics. Here we demonstrate the possibility to tune the electronic transport properties of graphene monolayers and ...
Craciun, M. F.   +3 more
core   +2 more sources

Electrocatalytic conversion of lithium polysulfides by highly dispersed ultrafine Mo2C nanoparticles on hollow N‐doped carbon flowers for Li‐S batteries

open access: yesEcoMat, 2020
The significant challenge in exploring novel nanostructured sulfur host materials for Li‐S batteries is to simultaneously mitigate the notorious shuttle effect and catalytically enhance the redox kinetics of lithium polysulfides (LPSs).
Rameez Razaq   +5 more
doaj   +1 more source

Effects of water and fluorine on the viscosity of albite melt at high pressure: a preliminary investigation [PDF]

open access: yes, 1985
The viscosities of fluorine- and water-bearing melts based on albite composition have been determined at 7.5, 15 and 22.5 kbar by the falling-sphere method. All melt viscosities decrease isothermally with increasing pressure.
Arndt   +41 more
core   +1 more source

The Ingenious Synthesis of a Nitro-Free Insensitive High-Energy Material Featuring Face-to-Face and Edge-to-Face π-Interactions

open access: yesFrontiers in Chemistry, 2019
Density, detonation property, and sensitivity may be the most valued features when evaluating an energetic material. By reasoning structure–property relationships, a nitro-free planar energetic material with high nitrogen and oxygen content, 7-hydroxy ...
Lianjie Zhai   +6 more
doaj   +1 more source

Electronic Structures and Optical Properties of Partially and Fully Fluorinated Graphene [PDF]

open access: yes, 2015
In this letter we study the electronic structures and optical properties of partially and fully fluorinated graphene by a combination of abinitio G0W0 calculations and large-scale multi-orbital tight-binding simulations.
Katsnelson, Mikhail I.   +4 more
core   +2 more sources

Facile Preparation and Properties of Crosslinked Copolyether Elastomers with 1,2,3‐Triazole and Urethane Subunit via Click Polymerization

open access: yesChemistryOpen, 2019
An azide terminated ethylene oxide‐tetrahydrofuran copolymer with urethane segments (ATUPET) as a novel binder pre‐polymer, has been prepared through ethylene oxide‐tetrahydrofuran random copolymer (PET) end‐capping modification via one‐pot method.
Dr. Qian Zhang   +6 more
doaj   +1 more source

A Family of Energetic Materials Based on 1,2,4-Oxadiazole and 1,2,5-Oxadiazole Backbones With Low Insensitivity and Good Detonation Performance

open access: yesFrontiers in Chemistry, 2020
Design and synthesis of new compounds with both high detonation performances and good safety properties have always been a formidable task in the field of energetic materials.
Qi Xue   +10 more
doaj   +1 more source

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