Results 21 to 30 of about 1,956 (206)

Sampling and analysis of airborne ammonia in workplaces of China

open access: yesJournal of Occupational Health, Volume 62, Issue 1, January/December 2020., 2020
Abstract Objectives With the increasing demand for the detection of occupational hazard factors in workplaces, the national standard determination method for ammonia (sampling with absorbing solution‐analysis with Nessler reagent spectrophotometry) in the air of workplace presents many drawbacks during application in China.
Zhizhen Xu   +4 more
wiley   +1 more source

Copper-catalysed selective hydroamination reactions of alkynes [PDF]

open access: yes, 2014
The development of selective reactions that utilize easily available and abundant precursors for the efficient synthesis of amines is a long-standing goal of chemical research.
A Heutling   +47 more
core   +2 more sources

A DFT study of the adsorption of deep eutectic solvents onto graphene and defective graphene nanoflakes [PDF]

open access: yes, 2021
The interaction of four deep choline chloride-derived eutectic solvents (DESs) with both graphene nanoflakes (GNF) and its defective double-vacancy and Stone–Wales forms (DV-GNF and SW-GNF), was evaluated using density functional theory (DFT).
Ghenaatian, Hamid Reza   +4 more
core   +1 more source

The "etiome": identification and clustering of human disease etiological factors [PDF]

open access: yes, 2009
BackgroundBoth genetic and environmental factors contribute to human diseases. Most common diseases are influenced by a large number of genetic and environmental factors, most of which individually have only a modest effect on the disease. Though genetic
Butte, Atul J   +2 more
core   +4 more sources

Flow cytometry, a powerful novel tool to rapidly assess bacterial viability in metal working fluids : proof-of-principle [PDF]

open access: yes, 2019
Metalworking fluids (MWF) are water-or oil-based liquids to cool and lubricate tools, work pieces and machines, inhibit corrosion and remove swarf. One of the major problems in the MWF industry is bacterial growth as bacterial enzymes can cause MWF ...
Audenaert, Kris   +5 more
core   +3 more sources

Synthesis and Antileishmanial Activity of Lipophilic Aromatic Aminoalcohols [PDF]

open access: yes, 2010
In this work, we report on the preparation and evaluation of the in vitro antileishmanial activity of a series of lipophilic aromatic aminoalcohols. All compounds were assessed for their in vitro activity against promastigotes of three Leishmania species
Adilson David Da Silva   +4 more
core   +2 more sources

Dearomative Cycloadditions Utilizing an Organic Photosensitizer: An Alternative to Iridium Catalysis [PDF]

open access: yes, 2020
A highly efficient, cheap, and organic alternative to the commonly used iridium photosensitizer (Ir[dF(CF3)ppy](2)(dtbpy))PF6([Ir-F]) is presented for visible-light energy transfer catalysis. The organic dye 2CzPN surpasses [Ir-F] in selectivity while at
König, Burkhard, Rolka, Alessa B.
core   +1 more source

A chemo-centric view of human health and disease [PDF]

open access: yes, 2017
Efforts to compile the phenotypic effects of drugs and environmental chemicals offer the opportunity to adopt a chemo-centric view of human health that does not require detailed mechanistic information. Here we consider thousands of chemicals and analyse
Aloy, Patrick, 1972-   +2 more
core   +1 more source

Reductive Amination of 1-Hydroxy-2-propanone Over Nickel and Copper Catalysts [PDF]

open access: yes, 2017
The one-step reductive amination of 1-hydroxy-2-propanone (acetol) with ammonia to 2-aminopropanol (2-APOL) over commercial nickel and copper catalysts has been studied in the continuous fixed-bed reactor at the temperature from 130 to 220 °C and ...
J. Trejbal   +3 more
core   +3 more sources

Кардиопротекторные средства с биароматической структурой. Часть 4. Блокаторы и модуляторы калиевых hERG-каналов [PDF]

open access: yes, 2023
The hERG subtype potassium channel (Kv11.1) is one of the most important and one of the most studied biological targets for the creation of cardioprotective agents.
G. V. Mokrov, Г. В. Мокров
core   +2 more sources

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