X-ray diffraction (XRD) is an experimental technique to discern the atomic structure of a material by irradiating it with X-rays at different angles. Essentially, the intensity of the reflected X-rays becomes high at specific ...
Analytical Chemistry
Dec 22, 2022
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Scientists at the Department of Energy's Oak Ridge National Laboratory used neutrons, isotopes and simulations to "see" the atomic structure of a saturated solution and found evidence supporting one of two competing hypotheses ...
Condensed Matter
Oct 24, 2018
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The question of whether Mars ever supported life has captivated the imagination of scientists and the public for decades. Central to the discovery is gaining insight into the past climate of Earth's neighbor: Was the planet ...
Planetary Sciences
Jul 10, 2024
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Metal-organic framework compounds (MOFs) consist of inorganic and organic groups and are characterized by a large number of pores into which other molecules can be incorporated. MOFs are therefore interesting for many applications, ...
Materials Science
May 28, 2021
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A team of researchers has made a major breakthrough in measuring the structure of nanomaterials under extremely high pressures. For the first time, they developed a way to get around the severe distortions of high-energy ...
Nanophysics
Apr 9, 2013
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Researchers are developing a new type of biological and chemical sensor that has few moving parts, is low-cost and yet highly sensitive, sturdy and long-lasting.
Engineering
Feb 8, 2011
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For structural biologists, the first step in determining a protein's precise molecular structure is often the hardest: coaxing the protein to grow into the orderly, three-dimensional crystals that are the starting material ...
Biotechnology
Nov 20, 2013
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True super-resolution imaging beyond the diffraction limit remains a major challenge for far-field Raman microscopy especially in biological applications. Harnessing Stimulated Raman Excited Fluorescence (SREF) as an ultrasensitive ...
Optics & Photonics
Apr 21, 2021
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Hydrogen-powered vehicles emit only water vapor from their tailpipes, offering a cleaner alternative to fossil-fuel-based transportation. But for hydrogen cars to become mainstream, scientists need to develop more efficient ...
Materials Science
Dec 5, 2018
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Scientists at Institut Laue-Langevin in Europe recently described in PNAS the first detailed structure of cellulose fibres from any higher plant.
Materials Science
Feb 17, 2012
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