The gas that makes balloons float is also vital to scientific experiments. In these experiments, natural helium (He) is purified, but it contains a tiny bit of a slightly different form of helium, known as the isotope 3He. ...
General Physics
Dec 15, 2016
0
6
Life took hold on land at least as early as 3.2 billion years ago, suggests a study by scientists from Berlin, Potsdam and Jena (Germany). The team led by Sami Nabhan of the Freie Universität Berlin studied ancient rock ...
Earth Sciences
Nov 7, 2016
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13
One of the most tantalising questions in science is whether there is or ever has been life on Mars, at least in microbial form. But despite plenty of effort – including orbiting missions and even rovers that have analysed ...
Earth Sciences
Oct 13, 2016
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10
Devices created by MEPhI scientists based on the principles of drift ion mobility spectrometry and mass spectrometry allow the quick analysis of the contents of complex multicomponent samples, which has multiple applications ...
Analytical Chemistry
Aug 5, 2016
0
9
A 300 million year-old fossil mystery has been solved by a research team led by the University of Leicester, which has identified that the ancient 'Tully Monster' was a vertebrate—due to the unique characteristics of its ...
Archaeology
Apr 13, 2016
6
620
The National Physical Laboratory (NPL) worked with 20 laboratories across the globe to examine one of the most significant issues in Time-of-Flight Secondary Ion Mass Spectrometry (ToF-SIMS): the matrix effect. A new algorithm ...
Analytical Chemistry
Aug 11, 2015
0
11
Carnegie Mellon University chemists, led by Mark Bier, have separated and weighed virus particles using mass spectrometry (MS). This is the first time that researchers successfully used matrix-assisted laser desorption ionization ...
Analytical Chemistry
Jun 2, 2015
0
14
Mass spectrometry images provide a wonderful means of visualising molecules with high sensitivity, excellent specificity and in a label-free manner. They are rich in information and useful as a guide to the location of molecules ...
Analytical Chemistry
May 11, 2015
1
13
They're smaller than the eye can see, as fast as a speeding bullet, and may hold the key to some of Australia's deadliest puzzles.
Analytical Chemistry
May 12, 2014
0
0
With the help of a tiny fragment of zircon extracted from a remote rock outcrop in Australia, the picture of how our planet became habitable to life about 4.4 billion years ago is coming into sharper focus.
Earth Sciences
Feb 23, 2014
14
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