All About Chemistry... 2011 and beyond

News articles about "Addition"

Iron toxicity for cyanobacteria delayed oxygen accumulation in early Earth's atmosphere

Three billion years ago Earth's atmosphere contained less than 0.0001 percent oxygen Today's atmosphere has around 20 percent oxygen and that is due to the work of tiny microorganisms in Earth's primeval oceans Cyanobacteria which ... - Read More

Bamboo bike recharges mobile devices, external batteries by peddling

Bambootec consortium from Yucatán state in the south of Mexico designed a bamboo bicycle that transforms the kinetic energy generated by pedaling into a source of electricity that has the ability to simultaneously recharge mobile ... - Read More

Responsive material could be the 'golden ticket' of sensing

Researchers from the University of Cambridge have developed a new self assembled material which by changing its shape can amplify small variations in temperature and concentration of biomolecules making them easier to detect The material ... - Read More

Students testing Indian toilets

A group of University of Delaware students and researchers spent New Year's in an unconventional way installing sanitation systems in India A team of researchers led by Steven K Dentel professor of civil and environmental ... - Read More

Microscopy reveals how atom-high steps impede oxidation of metal surfaces

Rust never sleeps Whether a reference to the 1979 Neil Young album or a product designed to protect metal surfaces the phrase invokes the idea that corrosion from oxidation the more general chemical name for ... - Read More

A weld of difference: Higher welding speed improves the quality of welds between dissimilar alloys

Simple changes in technique can yield big improvements say A*STAR researchers investigating how welding speed and the placement of materials affect the quality of welds between dissimilar alloys They discovered that the tensile strength increases ... - Read More

A gold catalyst for clear water: Mixed nanoparticle systems may help purify water and generate hydrogen

Improved photocatalyst microparticles containing gold nanoparticles can be used to purify water A new catalyst could have dramatic environmental benefits if it can live up to its potential suggests research from Singapore A*STAR researchers have ... - Read More

Ultrasounds dance the 'moonwalk' in new metamaterial

Metamaterials have extraordinary properties when it comes to diverting and controlling waves especially sound and light for instance they can make an object invisible or increase the resolving power of a lens Now researchers at ... - Read More

More safety on thermal drying plants of sewage sludge

Researchers from the Madariaga Lab at the Universidad Politécnica de Madrid have carried out a series of trials to study the explosiveness of sludge on thermal drying plants of sewage sludge The obtained result will ... - Read More

Possible avenue to better electrolyte for lithium ion batteries

The lithium ion batteries that mobilize our electronic devices need to be improved if they are to power electric vehicles or store electrical energy for the grid Berkeley Lab researchers looking for a better understanding ... - Read More

Using laparoscopy for ventriculoperitoneal shunt placement

Researchers conducted a prospective randomized controlled clinical trial at Bern University Hospital in Switzerland to compare a laparoscopic procedure with a mini laparotomy for insertion of a peritoneal catheter during ventriculoperitoneal VP shunt surgery The ... - Read More

Using targeted brain stimulation to change attention patterns for anxious individuals

Transcranial direct current stimulation tDCS is a painless treatment strategy that uses weak electrical currents to deliver targeted stimulation to the brain via electrodes placed on the scalp tDCS has shown promise in treating mood ... - Read More

Radiochemistry Annex: It's Getting Hot in There

Released 24 Dec 2014 11 00 AM ESTSource Newsroom Department of Energy Office of Science more news from this source Contact Information Available for logged in reporters only Dec 25 2014 Daniel Kaplan and Peter ... - Read More

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

Flying robots to aid in inventory management

Standing on top of a ladder several meters high pad and pen in hand just to count boxes Inventories in large warehouses could soon appear quite different and proceed to take flight in the truest ... - Read More

Promising new method for rapidly screening cancer drugs

Traditional genomic proteomic and other screening methods currently used to characterize drug mechanisms are time consuming and require special equipment but now researchers led by chemist Vincent Rotello at the University of Massachusetts Amherst offer ... - Read More

No lead pollution in the oil sands region of Alberta, study says

Recent research from the University of Alberta reveals that contrary to current scientific knowledge there's no atmospheric lead pollution in the province's oil sands region William Shotyk a soil and water scientist who specializes in ... - Read More

Sampling rivers for genes rather than organisms

Effective environmental management depends on a detailed knowledge of the distribution of species But taxonomists are in short supply and some species can be difficult to identify even for experts Eawag in collaboration with Canton ... - Read More

New model to predict the thermal performance of vegetal façades

After years of monitoring different experimental buildings a group of researchers from the School of Architecture of Universidad Politécnica de Madrid has developed a model that can estimate the thermal performance of vegetal façades regarding ... - Read More

Storing hydrogen underground could boost transportation, energy security

Large scale storage of low pressure gaseous hydrogen in salt caverns and other underground sites for transportation fuel and grid scale energy applications offers several advantages over above ground storage says a recent Sandia National ... - Read More
Social Networking

Please recommend us on Facebook, Twitter and more:

Other social media tools

Global Partners

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