Results 11 to 20 of about 66,973 (276)

Effects of Isopropyl Alcohol, Tetrahydrofuran, Pyridine, and Acetonitrile on Surface Roughness, Surface Morphology, and Shear Bond Strength Between Composite Resin and Different Provisional Restorative Materials [PDF]

open access: yesDentistry Journal
Background/Objectives: Provisional restorations are essential in prosthodontic treatment, and reliable intraoral repair is clinically important during extended interim use.
Nutchapol Thongsawas   +4 more
doaj   +2 more sources

Tetrahydrofuran [PDF]

open access: yes
The German Senate Commission for the Investigation of Health Hazards of Chemical Compounds in the Work Area (MAK Commission) summarized and re-evaluated the data for tetrahydrofuran [109-99-9] to derive an occupational exposure limit value (maximum concentration at the workplace, MAK value) considering all toxicological end points.
Hartwig, Andrea   +2 more
core   +4 more sources

Tetrahydrofuran Clathrate Hydrate Formation [PDF]

open access: yesPhysical Review Letters, 2009
We report on the formation of tetrahydrofuran clathrate hydrate studied by x-ray Raman scattering measurements at the oxygen K edge. A comparison of x-ray Raman spectra measured from water-tetrahydrofuran mixtures and tetrahydrofuran hydrate at different temperatures supports stochastic hydrate formation models rather than models assuming hydrate ...
Conrad, Heiko   +9 more
openaire   +6 more sources

Bidirectional Disulfide Metathesis Enables Recycling of High-Performance Thermoset Networks. [PDF]

open access: yesAdv Sci (Weinh)
A cyclic aromatic disulfide comonomer enables dual‐mode recyclable pDCPD thermosets through bidirectional disulfide metathesis. The resulting networks combine enhanced mechanical performance with thermal reprocessability and chemical depolymerization into reusable oligomeric fragments, allowing regeneration of high‐performance thermosets with minimal ...
Li B   +8 more
europepmc   +2 more sources

Vibrational circular dichroism of trans-dicyanocyclopropane and trans-tetrahydrofuran-3,4-d(2).

open access: yes, 1990
Vibrational circular dichroism of trans-dicyanocyclopropane and trans-tetrahydrofuran-3,4-d(2)
Adel Abbas. El-Azhary (7992074)
core   +6 more sources

Low-energy positron and electron scattering from tetrahydrofuran and 3-hydroxy-tetrahydrofuran [PDF]

open access: yes, 2014
We present new cross section results from a joint experimental and theoretical investigation into low-energy positron and electron scattering from two targets of biological interest, namely tetrahydrofuran and 3-hydroxy-tetrahydrofuran.
James P Sullivan (20231199)   +11 more
core   +3 more sources

Synthetic receptors for the differentiation of phosphorylated peptides and synthesis and use of tetrahydrofuran amino acids [PDF]

open access: yes, 2010
In the first part of the work a combination of bis(Zn(II)-cyclen) triazine metal complex binding sites with guanidinium moieties or Zn(II)-NTA complexes leads to artificial receptors for the differentiation of phosphorylated peptides which contain either
Grauer, Andreas
core   +1 more source

Assignment of NMR spectral data of diastereomeric tetrahydrofuranyl acetals directly from their mixture by spectral simulation [PDF]

open access: yesJournal of the Serbian Chemical Society
In this study, an NMR spectral analysis of the mixture of diastereomeric acetals, synthesized from 2,3-dihydrofurane and a racemic mixture of citronellol, was performed.
Nešić Milan S.   +2 more
doaj   +1 more source

Effectiveness of tetrahydrofuran at enhancing the 1,4-dioxane degradation ability of activated sludge lacking prior exposure to 1,4-dioxane

open access: yesWater Science and Technology, 2022
1,4-dioxane (DX) is a contaminant of emerging concern in water environments. The enrichment of DX-degrading bacteria indigenous to activated sludge is key for the efficient biological removal of DX in wastewater. To identify an effective substrate, which
Daisuke Inoue   +2 more
doaj   +1 more source

Novel Composite Membranes Based on Chitosan Copolymers with Polyacrylonitrile and Polystyrene: Physicochemical Properties and Application for Pervaporation Dehydration of Tetrahydrofuran

open access: yesMembranes, 2019
Pervaporation has been applied for tetrahydrofuran (THF) dehydration with novel composite membranes advanced by a thin selective layer composed of chitosan (CS) modified by copolymerization with vinyl monomers, acrylonitrile (AN) and styrene, in order to
Ksenia V. Otvagina   +6 more
doaj   +1 more source

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