Microextraction for ambient ionization mass spectrometry analysis
Ambient ionization allows desorption of molecules and formation of ions directly from samples in native environment. Compared with traditional ionization techniques, it has unique features of simplicity and convenience, thus has attracted considerable ...
Yijing Liu, Yuhan Shang, Qiang Ma
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Detection of nanoparticles by means of reflection electron energy loss spectroscopy depth profiling [PDF]
The various studies of nanoparticles are of great importance because of the wide application of nanotechnology. The shape and structure of the nanoparticles can be determined by transmission electron microscopy (TEM) and their chemistry by electron ...
M Menyhard, Möller W., Powell C J
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Análise química da biomassa - uma revisão das técnicas e aplicações
Use of biomass as an alternative to nonrenewable feedstock for energy, materials, and chemicals is currently a prominent theme for industry and R Countries like Brazil, USA, and Germany are spending resources and efforts to promote a green economy based ...
Sílvio Vaz Júnior +1 more
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Liquid chromatography-tandem mass spectrometry - Application in the clinical laboratory [PDF]
This review provides a concise survey of liquid chromatography tandem mass spectrometry (LCTMS) as an emerging technology in clinical chemistry. The combination of two mass spectrometers with an interposed collision cell characterizes LCTMS as an ...
Ford RE +7 more
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An overview of the Brazilian contributions to Green Analytical Chemistry
: Green Analytical Chemistry (GAC) is a research field that seeks for more sustainable analytical approaches to minimize the toxicity and amounts of wastes without hindering the analytical performance.
MARIANA R. GAMA +3 more
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Bariatric surgery induces deficiencies in a combination of B vitamins. However, high costs and a large blood volume requirement are barriers to routine screening.
Seth Armah +2 more
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The study of the bioavailability of bioactive compounds is a fundamental step for the development of applications based on them, such as nutraceuticals, functional foods or cosmeceuticals.
Álvaro Fernández-Ochoa +5 more
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A literature review of analytical techniques for materials characterisation of painted textiles - Part 2: spectroscopic and chromatographic analytical instrumentation [PDF]
Part Two of this Literature Review of analytical techniques for materials characterisation of painted textiles focusses on the application of vibrational and x-ray spectroscopic and chromatographic techniques used in the analysis of painted textiles to ...
Lennard, Frances +2 more
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Applications of Direct Injection Soft Chemical Ionisation-Mass Spectrometry for the Detection of Pre-blast Smokeless Powder Organic Additives [PDF]
Analysis of smokeless powders is of interest from forensics and security perspectives. This article reports the detection of smokeless powder organic additives (in their pre-detonation condition), namely the stabiliser diphenylamine and its derivatives 2-
A Jordan +45 more
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Dual-barrel conductance micropipet as a new approach to the study of ionic crystal dissolution kinetics [PDF]
A new approach to the study of ionic crystal dissolution kinetics is described, based on the use of a dual-barrel theta conductance micropipet. The solution in the pipet is undersaturated with respect to the crystal of interest, and when the meniscus at ...
Alex W. Colburn +60 more
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