Results 251 to 260 of about 1,203,401 (307)

Exploiting the Functionality of Cerium Oxide‐Modified Carbon Nanohorns Catalysts Toward Enhanced CO2 Reduction Performance

open access: yesAdvanced Functional Materials, EarlyView.
A cerium oxide‐carbon nanohybrid catalyst is synthesized via two distinct routes and is integrated into H‐type cells and gas diffusion layers (GDLs) to enhance electrochemical performance. Structural variations significantly affect performance, with the solvothermal sample exhibiting higher current densities.
Alessia Pollice   +9 more
wiley   +1 more source

The Dark Metabolome/Lipidome and In‐Source Fragmentation

open access: yesAnalytical Science Advances
Winnie Uritboonthai   +4 more
doaj   +1 more source

3D Bioinspired Hair‐Based Solar Evaporator for Efficient Water Harvesting

open access: yesAdvanced Functional Materials, EarlyView.
A bio‐derived solar evaporator inspired by blackbody radiation is developed using human hair waste. The vertically aligned hair structure enables broadband light absorption, efficient thermal localization, and rapid water transport, achieving high evaporation rates and stable desalination performance.
Yi Liu   +10 more
wiley   +1 more source

Accelerator mass spectrometry

Analytical Chemistry, 1995
Accelerator mass spectroscopy (AMS) can be used for efficient detection of long-lived isotopes at part-per-quadrillion sensitivities with good precision. In this article we present an overview of AMS and its recent use in archaeology, geochemistry and biomolecular tracing.
J S, Vogel   +3 more
openaire   +2 more sources

Mass Spectrometry

2009
For twenty years or so now, mass spectrometry has been used to get exact measurements of the mass of biological molecules such as proteins, nucleic acids,oligosaccharides, and so on. Over the past ten years, this technology has followed the trend toward miniaturisation and the samples required can be much smaller.
Pflieger, D., Forest, E., Vinh, J.
openaire   +2 more sources

Mass spectrometry combined with mass spectrometry

International Journal of Mass Spectrometry and Ion Physics, 1982
Abstract Tandem mass spectrometry (MS/MS) is a rapidly growing field of high promise for structure determination and quantitative analysis because of its sensitivity, specificity and speed. Rapid progress has been made in instrumentation, including the triple quadrupole and tandem double-focusing instruments, automated with on-line computers ...
F.W. McLafferty   +9 more
openaire   +2 more sources

Atomic Spectrometry Update–Atomic mass spectrometry

Journal of Analytical Atomic Spectrometry, 1996
The MS and XRF updates have been published together since their introduction in 1988. In the last few years, however, the two sections have been prepared independently of each other and it therefore seemed appropriate to publish the two sections separately.
Bacon, JR   +3 more
openaire   +9 more sources

Mass Spectrometry

2012
Mass spectrometry has evolved to become the biggest (in market share and total expenditure) analytical technology. It is also the analytical instrumentation sector with the biggest annual increase, thus signifying its importance and value. Mass spectrometry has become the method of choice because it offers unique characteristics not provided by other ...
Kaklamanos, G.   +2 more
openaire   +2 more sources

Regulatory mass spectrometry

Biological Mass Spectrometry, 1981
The history of regulatory mass spectrometry at the Food and Drug Administration began in the early 1960s and was initiated by J. N. Damico using a time-of-flight instrument with limited mass range, resolution and sensitivity. Early work involved confirmation of identity of compounds using direct probe introduction and full mass scans. From 1964 to 1969
W C, Brumley, J A, Sphon
openaire   +2 more sources

Forensic Mass Spectrometry

Annual Review of Analytical Chemistry, 2015
Developments in forensic mass spectrometry tend to follow, rather than lead, the developments in other disciplines. Examples of techniques having forensic potential born independently of forensic applications include ambient ionization, imaging mass spectrometry, isotope ratio mass spectrometry, portable mass spectrometers, and hyphenated ...
William D, Hoffmann, Glen P, Jackson
openaire   +2 more sources

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