Scientists have developed a way to sniff out tiny amounts of toxic gases—a whiff of nerve gas, for example, or a hint of a chemical spill—from up to one kilometer away.
Optics & Photonics
Dec 3, 2014
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The ability to 'thread' a molecular ligand through a metal–organic framework (MOF) to alter the pore size of the material—and yet allow the MOF to retain its crystallinity and principal structural features—has been ...
Materials Science
Dec 3, 2014
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(Phys.org) —Many people are familiar with the natural compound known as propane, used often as fuel, but less is discussed about propylene (or propene), with which propane is closely tied.
Materials Science
Nov 21, 2014
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A collaboration between researchers at the Universities of Leicester and Innsbruck has developed a completely new way of forming charged molecules which offers tremendous potential for new areas of chemical research.
Materials Science
Oct 24, 2014
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Plants need nitrogen and carbon to grow. Photosynthesis allows them to take in the latter directly from the air, but they have to procure nitrogen through their roots in the form of organic molecules like ammonia or urea. ...
Materials Science
Sep 26, 2014
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Researchers have discovered a way to create a highly sensitive chemical sensor based on the crystalline flaws in graphene sheets. The imperfections have unique electronic properties that the researchers were able to exploit ...
Nanomaterials
Sep 22, 2014
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An LMU team affiliated with the Nanosystems Initiative Munich (NIM) has achieved a breakthrough in light-driven generation of hydrogen with semiconductor nanocrystals by using a novel molecular shuttle to enhance charge-carrier ...
Materials Science
Aug 14, 2014
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Plasmonic devices—such as superlenses, hyperlenses and plasmonic waveguides—have exciting potential for research and commercial applications because they permit optical lithography, imaging and waveguiding to be performed ...
Nanophysics
Jul 2, 2014
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Methane is a simple molecule consisting of just one carbon atom bound to four hydrogen atoms. But that simplicity belies the complex role the molecule plays on Earth—it is an important greenhouse gas, is chemically active ...
Earth Sciences
Jun 26, 2014
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(Phys.org) —Mother Nature's helper in turning nitrogen from the air into ammonia is an enzyme called nitrogenase that uses molybdenum and iron; scientists want to learn natural catalyst's secrets and apply them to synthetic ...
Biochemistry
May 8, 2014
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