Results 21 to 30 of about 43,295 (211)

Crystal structure of tetramethyltetrathiafulvalenium (1S)-camphor-10-sulfonate dihydrate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
Electro-oxidation of tetramethyltetrathiafulvalene (TMTTF) in the presence of the chiral anion (1S)-camphor-10-sulfonate (S-camphSO3−) in tetrahydrofuran/water medium afforded a 1/1 salt formulated as TMTTF·S-camphSO3·2H2O or 2-(4,5-dimethyl-1,3-dithiol ...
Mathieu Sommer   +4 more
doaj   +1 more source

Factors affecting patients' trust and confidence in GPs: evidence from the English national GP patient survey. [PDF]

open access: yes, 2013
OBJECTIVES: Patients' trust in general practitioners (GPs) is fundamental to effective clinical encounters. Associations between patients' trust and their perceptions of communication within the consultation have been identified, but the influence of ...
Abel, GA   +5 more
core   +2 more sources

CuAAC-Based Assembly and Characterization of a New Molecular Dyad for Single Material Organic Solar Cell

open access: yesMetals, 2019
The synthesis and characterization of a new molecular dyad consisting of a benzodithiophene-based push-pull linked to a fullerene derivative through the use of the well-known Copper Azide-Alkyne Huisgen Cycloaddition (CuAAC) reaction is reported herein ...
Antoine Labrunie   +8 more
doaj   +1 more source

Experimental evidence for foraminiferal calcification under anoxia [PDF]

open access: yesBiogeosciences, 2014
Benthic foraminiferal tests are widely used for paleoceanographic reconstructions from a range of different environments with varying dissolved oxygen concentrations in the bottom water.
M. P. Nardelli   +6 more
doaj   +1 more source

Glycoluril–tetrathiafulvalene molecular clips: on the influence of electronic and spatial properties for binding neutral accepting guests

open access: yesBeilstein Journal of Organic Chemistry, 2015
Glycoluril-based molecular clips incorporating tetrathiafulvalene (TTF) sidewalls have been synthesized through different strategies with the aim of investigating the effect of electrochemical and spatial properties for binding neutral accepting guests ...
Yoann Cotelle   +5 more
doaj   +1 more source

Antoine Laurent Lavoisier. El revolucionario

open access: yesEducación Química, 2011
Un primer acercamiento a Lavoisier. El polifacético Abordó problemas muy diversos en el laboratorio, y atacó y denunció, en sus presentaciones orales o escritas, cuanto creyó que era anticuado, por considerarlo poco científico o porque perjudicaba a la ...
Aníbal Bascuñán Blaset
doaj   +1 more source

Nitro-Perylenediimide: An Emerging Building Block for the Synthesis of Functional Organic Materials

open access: yesMolecules, 2020
Perylenediimide (PDI) is one of the most important classes of dyes and is intensively explored in the field of functional organic materials. The functionalization of this electron-deficient aromatic core is well-known to tune the outstanding ...
Lou Rocard   +2 more
doaj   +1 more source

Synthesis, Physical Properties and Application of a Series of New Polyoxometalate-Based Ionic Liquids

open access: yesMolecules, 2021
This paper deals with the preparation and the characterization of four new ionic liquids resulting from the pairing of various polyoxotungstates or polyoxomolybdates with the cation trihexyltetradecylphosphonium.
Yohan Martinetto   +8 more
doaj   +1 more source

Oxygen: Highlights from the Papers Published in the Journal up to February 2024

open access: yesOxygen
Oxygen (O2) was discovered approximately 250 years ago (Contribution 1), a breakthrough accredited to at least three people: Antoine-Laurent de Lavoisier in France (Antoine Lavoisier), Carl Wilhelm Scheele in Sweden, and Joseph Priestley in England [...]
John T. Hancock
doaj   +1 more source

Jean-Antoine Chaptal (1756–1832) : premier chimiste disciple de Lavoisier

open access: yesComptes Rendus. Chimie
This article traces Antoine Chaptal’s career as a chemist and teacher from 1780 to 1798 and shows how in many ways, although distant from Antoine-Laurent de Lavoisier in Paris, he proved to be one of the first chemists to turn to the new chemistry ...
Jacques, Éric
doaj   +1 more source

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