Results 81 to 90 of about 758,061 (263)

Engineering Hydrogen‐Down Water Configurations for Ampere‐Level Electrochemical CO2 Reduction to Formate

open access: yesAdvanced Functional Materials, EarlyView.
Electrochemical CO2 reduction (ECR) to formate is a promising route for sustainable chemical production. Herein, we report the synthesis catalysed byBi‐HfO2@C. The AIMD simulations, DFT calculations, and in situ SEIRAS measurements show that the modification of HfO2 on the Bi surface steers the interfacial water to adopt a favorable hydrogen‐down (OH2↓)
Xiao‐Dong Guo   +7 more
wiley   +1 more source

Pyrolysis Gas Chromatography of Polymers [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 1992
A.Ahmadi احمدی   +2 more
doaj   +1 more source

Analytical development work on bis- /phenoxyphenyl/ ethers, mix 4P3E [PDF]

open access: yes
Gas chromatography and infrared and nuclear magnetic resonance spectroscopy procedures for characterizing bis phenoxyphenyl ...
Jay, R. R.
core   +1 more source

Enantiomeric Ratio Changes of Terpenes in Essential Oils from Hybrid Eucalyptus grandis × E. tereticornis and its Pure Species [PDF]

open access: yes, 2018
Some Eucalyptus species produce oils with biological activities and the effect of their interspecifc hybridization on the enantiomeric composition of terpenes has not been reported.
Alvarez Costa, Agustin   +4 more
core   +2 more sources

Extracellular Vesicles Modulation by an Adiponectin Receptor Agonist Provides Cardioprotection for Myocardial Ischemic Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
This study demonstrates that ALY688, a drug mimicking the heart‐protective hormone adiponectin, reduces myocardial ischemia injury. ALY688 increases the production of extracellular vesicles, which carry protective cargo including adiponectin itself.
Jialing Tang   +13 more
wiley   +1 more source

Research Progress on Stable Isotope Online Testing Technology for Organic Contaminants

open access: yesYankuang ceshi, 2013
Compound-specific isotope analysis (CSIA) online is an indispensable key technique for identifying the sources of organic contaminants in the environment and characterizing their transformation processes, but there are still some problems in practical ...
FANG Jing-jing   +7 more
doaj  

Directed Message-Passing Neural Networks for Gas Chromatography

open access: yesSeparations
In this paper, the directed message-passing neural network architecture is used to predict several quantities of interest in gas chromatography: retention times, Clarke-Glew 3-point thermodynamic parameters for simulation, and retention indices.
Daniel Struk   +3 more
doaj   +1 more source

Reducing helium dependency in gas chromatography for natural gas blends with hydrogen [PDF]

open access: yesEPJ Web of Conferences
The transition toward blending hydrogen in natural gas networks requires a new generation of gas chromatographs, capable of accurately measuring hydrogen.
Kunkeler Saskia   +2 more
doaj   +1 more source

Krypton assay in xenon at the ppq level using a gas chromatographic system and mass spectrometer [PDF]

open access: yes, 2014
We have developed a new method to measure krypton traces in xenon at unprecedented low concentrations. This is a mandatory task for many near-future low-background particle physics detectors.
Lindemann, Sebastian, Simgen, Hardy
core   +2 more sources

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