Chemistry 2011.org
Chemistry2011.org
All About Chemistry... 2011 and beyond

News articles about "Clusters"

Stunning Zinc Fireworks When Egg Meets Sperm

Sparks literally fly when a sperm and an egg hit it off The fertilized mammalian egg releases from its surface billions of zinc atoms in “zinc sparks ” one wave after another found a Northwestern ... - Read More

Theory details how 'hot' monomers affect thin-film formation

Like a baseball player sliding into third a hot monomer skids in a straight line along a cold surface until it's safely among its fellow molecules This is not what usually happens when scientists assemble ... - Read More

The gold standard: Affordable catalyst for energy and environmental applications

Precious elements such as platinum work well as catalysts in chemical reactions but require large amounts of metal and can be expensive However computational modeling below the nanoscale level may allow researchers to design more ... - Read More

Ultrafast complex molecular simulations by ‘cutting up molecules’

Scientists at ITbM Nagoya University and AIST have developed an ultrafast quantum chemical method which allows rapid and accurate simulations of complex molecular systems consisting of thousands of molecules Nagoya Japan Professor Stephan Irle and ... - Read More

Nanoparticle cluster manufacturing technique using DNA binding protein developed

Scientists in South Korea used the Zinc Finger protein to develop a new manufacturing technique for size controllable magnetic Nanoparticle Clusters Professor Hak Sung Kim of the Department of Biological Sciences at Korea Advanced Institute ... - Read More

A new look at the finer details of rust show an assumed atomic structure has been wrong all along

Magnetite or Fe3O4 is an elaborate kind of rust a regular lattice of oxygen and iron atoms But this material plays an increasingly important role as a catalyst in electronic devices and in medical applications ... - Read More

Computers that teach by example: New computer system enables pattern-recognition systems to convey what they learn to humans

Computers are good at identifying patterns in huge data sets Humans by contrast are good at inferring patterns from just a few examples In a paper appearing at the Neural Information Processing Society's conference next ... - Read More

Upsetting the stability of super-small gold clusters generates multifaceted nanocrystals with potent catalytic properties

A*STAR researchers have devised a way to destabilize gold nanoclusters so that they form tiny atomic nuclei that then grow together into perfectly proportioned 12 sided dodecahedron crystals These unique polyhedra have energy rich surfaces ... - Read More

Unravelling the complexity of proteins

Knowledge of the three dimensional structures of proteins is essential for understanding biological processes Structures help to explain molecular and biochemical functions visualize details of macromolecular interactions facilitate understanding of underlying biochemical mechanisms and define ... - Read More

Quantum mechanical calculations reveal the hidden states of enzyme active sites

Enzymes carry out fundamental biological processes such as photosynthesis nitrogen fixation and respiration with the help of clusters of metal atoms as active sites But scientists lack basic information about their function because the states ... - Read More

Wild molecular interactions in a new hydrogen mixture

Hydrogen the most abundant element in the cosmos responds to extremes of pressure and temperature differently Under ambient conditions hydrogen is a gaseous two atom molecule As confinement pressure increases the molecules adopt different states ... - Read More

Protein Found in Insect Blood That Helps Power Pests' Immune Responses

along a larger carbohydrate molecule that makes a cell wall Their work identified the spatial orientation of the GRP proteins in the cluster and showed that the protein carbohydrate complexes stimulate an immune response in ... - Read More

'Superglue' for the atmosphere: How sulfuric acid increases cloud formation

It has been known for several years that sulfuric acid contributes to the formation of tiny aerosol particles which play an important role in the formation of clouds The new study by Kürten et al ... - Read More

Fracking: Gas leaks from faulty wells linked to contamination in some groundwater

A study has pinpointed the likely source of most natural gas contamination in drinking water wells associated with hydraulic fracturing and it's not the source many people may have feared What's more the problem may ... - Read More

Chemical detection: A purer solution

A separation method that isolates protein protected gold clusters enables improved sensing of toxic mercury compounds and pesticides Fluorescence based detection of pesticides and other environmentally harmful chemicals is limited by the ability of current ... - Read More

Nanodiamonds are forever: Did comet collision leave layer of nanodiamonds across Earth?

Most of North America's megafauna mastodons short faced bears giant ground sloths saber toothed cats and American camels and horses disappeared close to 13 000 years ago at the end of the Pleistocene period The ... - Read More

Breaking benzene selectively, at relatively mild temperatures

Aromatic compounds are found widely in natural resources such as petroleum and biomass and breaking the carbon carbon bonds in these compounds plays an important role in the production of fuels and valuable chemicals from ... - Read More

Materials: Cubic cluster chills out

A gadolinium based material that can be cooled by varying a magnetic field may be useful for cooling low temperature sensors Magnetic refrigeration is attracting attention as an efficient way to chill sensitive scientific instruments ... - Read More

Nano-sized chip picks up scent of explosives molecules better than dog's nose

Security forces worldwide rely on sophisticated equipment trained personnel and detection dogs to safeguard airports and other public areas against terrorist attacks A revolutionary new electronic chip with nano sized chemical sensors is about to ... - Read More

Researchers discover boron 'buckyball'

The discovery 30 years ago of soccer ball shaped carbon molecules called buckyballs helped to spur an explosion of nanotechnology research Now there appears to be a new ball on the pitch Researchers from Brown ... - Read More
View more "Clusters" Articles
Social Networking

Please recommend us on Facebook, Twitter and more:

Other social media tools

Global Partners
Feedback

Tell us what you think of Chemistry 2011 -- we welcome both positive and negative comments. Have any problems using the site? Questions?

About us

Chemistry2011 is an informational resource for students, educators and the self-taught in the field of chemistry. We offer resources such as course materials, chemistry department listings, activities, events, projects and more along with current news releases.

Events & Activities

Are you interested in listing an event or sharing an activity or idea? Perhaps you are coordinating an event and are in need of additional resources? Within our site you will find a variety of activities and projects your peers have previously submitted or which have been freely shared through creative commons licenses. Here are some highlights: Featured Idea 1, Featured Idea 2.

About you

Ready to get involved? The first step is to sign up by following the link: Join Here. Also don’t forget to fill out your profile including any professional designations.

Global Partners