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News tagged with reaction

Depleted uranium: could this reduce our dependency on crude oil?

(Phys.org) -- A simple three-step chemical reaction which could herald the introduction of new sustainable feedstocks for the chemical industry has been developed by scientists at The University of Nottingham.

Chemistry / Materials Science

created Jun 01, 2012 | popularity 3.8 / 5 (16) | comments 6 | with audio podcast

Livermorium and Flerovium join the periodic table of elements

(Phys.org) -- The International Union of Pure and Applied Chemistry (IUPAC) today officially approved new names for elements 114 and 116, the latest heavy elements to be added to the periodic table.

Chemistry / Materials Science

created May 31, 2012 | popularity 3.8 / 5 (10) | comments 4 | with audio podcast

The finest gold dust in the world

(Phys.org) -- Scientists at the Vienna University of Technology found a method to locate single gold atoms on a surface. This should pave the way to better and cheaper catalysts.

Nanotechnology / Nanophysics

created May 30, 2012 | popularity not rated yet | comments 0 | with audio podcast

Organic carbon from Mars, but not biological

(Phys.org) -- Molecules containing large chains of carbon and hydrogen--the building blocks of all life on Earth--have been the targets of missions to Mars from Viking to the present day. While these molecules ...

Space & Earth / Space Exploration

created May 24, 2012 | popularity 4.4 / 5 (5) | comments 2 | with audio podcast

Availability of hydrogen controls chemical structure of graphene oxide

A new study shows that the availability of hydrogen plays a significant role in determining the chemical and structural makeup of graphene oxide, a material that has potential uses in nano-electronics, nano-electromechanical ...

Nanotechnology / Nanomaterials

created May 22, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

From lemons to lemonade: Reaction uses carbon dioxide to make carbon-based semiconductor

(Phys.org) -- A materials scientist at Michigan Technological University has discovered a chemical reaction that not only eats up the greenhouse gas carbon dioxide, it also creates something useful. And, by ...

Chemistry / Materials Science

created May 21, 2012 | popularity 4.7 / 5 (89) | comments 33 | with audio podcast

Rapid coral death by a deadly chain reaction

(Phys.org) -- Most people are fascinated by the colorful and exotic coral reefs, which form habitats with probably the largest biodiversity. But human civilisation is the top danger to these fragile ecosystems ...

Space & Earth / Environment

created May 24, 2012 | popularity 4.2 / 5 (5) | comments 6 | with audio podcast

Nanofluidics sorts DNA for cancer research

(Phys.org) -- Cornell nanotechnology researchers have devised a new tool to study epigenetic changes in DNA that can cause cancer and other diseases: a nanoscale fluidic device that sorts and collects DNA, ...

Nanotechnology / Bio & Medicine

created May 24, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Planned coincidence: Antibody-based search for new chemical reactions

(Phys.org) -- Many discoveries are made by chance, but it is also possible to help it along: The chance of finding something interesting increases when the number of experiments rises. French researchers have ...

Chemistry / Materials Science

created May 22, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Inside story: Chemical reactivity on the inner surface of single-walled carbon nanotubes

(PhysOrg.com) -- Historically, the interior surface of single-walled carbon nanotubes (SWNTs) has not been considered to be chemically reactive. Recently, however, researchers at the University of Nottingham School of Chemistry in the UK and the Ulm Un ...

Nanotechnology / Nanomaterials

created Sep 15, 2011 | popularity 4 / 5 (5) | comments 2 | with audio podcast feature

Graphene nanoribbons grow due to domino-like effect

(PhysOrg.com) -- While many labs are trying to efficiently synthesize large two-dimensional sheets of graphene, a team of researchers from Sweden and the UK is investigating the synthesis of very thin strips ...

Nanotechnology / Nanomaterials

created Sep 15, 2011 | popularity 4.6 / 5 (8) | comments 1 | with audio podcast feature

RNA reactor could have served as a precursor of life

(PhysOrg.com) -- Nobody knows quite how life originated on Earth, but most scientists agree that living cells did not abruptly appear from nonliving cells in a single step. Instead, there were probably a series ...

Physics / General Physics

created Jul 11, 2011 | popularity 4.7 / 5 (27) | comments 103 | with audio podcast feature

Japanese researchers realize world's first oxidation reaction with well-defined molecular alignment, spin directions

Japanese researchers developed the world’s first O2 molecular beam which enables designation of the alignment of the molecular axis and spin direction.

Chemistry / Materials Science

created May 28, 2012 | popularity 5 / 5 (1) | comments 0

In hydrogenation and hydrogenolysis chemical reactions, water adds speed without heat

(Phys.org) -- An international team of researchers has discovered how adding trace amounts of water can tremendously speed up chemical reactions—such as hydrogenation and hydrogenolysis—in which ...

Chemistry / Materials Science

created May 17, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

World's smallest electric motor made from a single molecule

Chemists at Tufts University's School of Arts and Sciences have developed the world's first single molecule electric motor, a development that may potentially create a new class of devices that could be used ...

Nanotechnology / Nanophysics

created Sep 04, 2011 | popularity 4.4 / 5 (18) | comments 9 | with audio podcast