Search results for X-ray diffraction

Materials Science Oct 08, 2019

High thermoelectric performance in low-cost SnS0.91Se0.09 crystals

Thermoelectric materials technology can convert between heat and electricity within a materials construct, but many existing materials contain rare or toxic elements. In a new study on Science, Wenke He and colleagues reported ...

Biochemistry Oct 09, 2019

Physics vs. asthma

A research team from the MIPT Center for Molecular Mechanisms of Aging and Age-Related Diseases has collaborated with colleagues from the U.S., Canada, France, and Germany to determine the spatial structure of the CysLT1 ...

Earth Sciences Oct 07, 2019

New study shows the evolution and changes of the vegetation of the Orinoco Delta of the last 6200 years

Mauritia flexuosa is the most widespread plant in the Orinoco Delta, in north-western Venezuela.  This has not always been the case in the past. This palm, locally known as "moriche," started its domination over the vegetal ...

Condensed Matter Sep 24, 2019

Seeing sound: Scientists observe how acoustic interactions change materials at the atomic level

When exposed to stress and strain, materials can display a wide range of different properties. By using sound waves, scientists have begun to explore fundamental stress behaviors in a crystalline material that could form ...

General Physics Sep 23, 2019

How molecular footballs burst in an X-ray laser beam

An international research team has observed in real time how football molecules made of carbon atoms burst in the beam of an X-ray laser. The study shows the temporal course of the bursting process, which takes less than ...

Analytical Chemistry Sep 25, 2019

Multimodal X-ray and electron microscopy of the Allende meteorite

Multimodal microscopy can combine complementary nanoscale imaging techniques to extract comprehensive information on the chemical, structural and functional aspects of heterogenous samples. X-ray microscopy can achieve high-resolution ...

Plants & Animals Sep 25, 2019

Bird droppings defy expectations

For every question about bird poop, uric acid appears to be the answer.

Condensed Matter Sep 16, 2019

Study on stability of highly energetic materials

Understanding the physical and chemical characteristics of energetic materials under extreme conditions is crucial for their safe and efficient use. High-pressure phase transitions in such materials can cause significant ...

Materials Science Sep 17, 2019

Common drug source of insights into formation of 'butterfly' crystals

Experiments at ANSTO's Australian Centre for Neutron Scattering and the Australian Synchrotron have revealed the growth mechanism behind an unusual twin crystal that forms conjoined "wings" in the most commonly prescribed ...

Superconductivity Oct 01, 2019

Researchers synthesize 'impossible' superconductor

Researchers from the U.S., Russia, and China have bent the rules of classical chemistry and synthesized a "forbidden" compound of cerium and hydrogen—CeH9—which exhibits superconductivity at a relatively low pressure ...

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