Results 71 to 80 of about 261,575 (112)

Synthesis and biological evaluation of anthra[1,9-cd]pyrazol-6(2H)-one scaffold derivatives as potential anticancer agents

open access: yesArabian Journal of Chemistry, 2019
Several anthrapyrazolone derivatives derived from 7-chloroanthra[1,9-cd]pyrazol-6(2H)-one and 7-chloro-2-(2-hydroxyethyl)anthra[1,9-cd] pyrazol-6(2H)-one have been prepared by the addition or substitution nucleophilic reactions and further transformed ...
Tsung-Chih Chen   +9 more
doaj  

High-Performance Flexible Ultraviolet Photodetectors with Ni/Cu-Codoped ZnO Nanorods Grown on PET Substrates

open access: yesNanomaterials, 2019
As a developing technology for flexible electronic device fabrication, ultra-violet (UV) photodetectors (PDs) based on a ZnO nanostructure are an effective approach for large-area integration of sensors on nonconventional substrates, such as plastic or ...
Hafiz Muhammad Salman Ajmal   +7 more
doaj   +1 more source

Hypertension is related to cognitive impairment: a 20-year follow-up of 999 men.

open access: yesHYPERTENSION, 1998
Recent findings of a linkage between high blood pressure (BP) and later development of dementia have given new prospects on cerebral target-organ damage in hypertension and have added substance to the concept of "preventable senility." The aim of this ...
L. Kilander   +4 more
semanticscholar   +1 more source

Determination of flurbiprofen in pharmaceutical preparations by GC–MS

open access: yesArabian Journal of Chemistry, 2019
This article describes a gas chromatography–mass spectrometry (GC–MS) method for the determination of flurbiprofen in pharmaceutical preparations.
Bilal Yilmaz, Emrah Alkan
doaj  

Corrosion behavior of CoCrMoW cast alloy in lactic acid environment for surgical applications

open access: yesArabian Journal of Chemistry, 2019
The corrosion behavior of CoCrMoW alloy in lactic acid environment during 168 h of immersion at 37 °C has been studied and assessed by means of electrochemical techniques (open circuit potential (OCP), potentiodynamic polarization curves and ...
A. Banu   +5 more
doaj  

Variations of Major Product Derived from Conversion of 5-Hydroxymethylfurfural over a Modified MOFs-Derived Carbon Material in Response to Reaction Conditions

open access: yesNanomaterials, 2018
In recent years, the conversion of 5-hydroxymethylfurfural (HMF) into 5-ethoxymethylfurfural (EMF) and ethyl levulinate (EL) has become an attractive biomass transformation route due to their potential applications in the energy and chemical industries ...
Zhenhua Wang, Qianwang Chen
doaj   +1 more source

The dynamic properties of angiotensin II type 1 receptor inverse agonists in solution and in the receptor site

open access: yesArabian Journal of Chemistry, 2019
In this article, the conformational properties of olmesartan and its methylated analogue were charted using a combination of NMR spectroscopy and molecular modeling.
Tahsin F. Kellici   +4 more
doaj  

Electronic Configuration and Reactivity: First Semi-Quantitative Assessment of Relative Reactivities for the 3d Transition Metal Vapors Toward p-Bromotoluene in a Methylcyclohexane Solution

open access: yesCHIMIA, 1990
A specifically designed metal vapor synthesis apparatus makes possible the semi-quantitative assessment of the reactivities for the elements of the first transition series toward p-bromotoluene kept in a ?118°C solution of methylcyclohexane.
Jean-Claude Négrel   +2 more
doaj  

Effect of Graphene-Graphene Oxide Modified Anode on the Performance of Microbial Fuel Cell

open access: yesNanomaterials, 2016
The inferior hydrophilicity of graphene is an adverse factor to the performance of the graphene modified anodes (G anodes) in microbial fuel cells (MFCs).
Na Yang   +3 more
doaj   +1 more source

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