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News articles about "Chemistry"

Wood not so green a biofuel? Logging may have greater impact on carbon emissions than previously thought

Green, Emissions
Using wood for energy is considered cleaner than fossil fuels but a Dartmouth College led study finds that logging may release large amounts of carbon stored in deep forest soils Global atmospheric studies often don't ... - Read More

Brown tide has emerged off Long Island, NY in Moriches, Quantuck and Shinnecock Bay, but not in Great South Bay

marine, Marine, cells, cells
A brown tide has emerged within some but not all of Long Island's south shore estuaries Monitoring by the Gobler Laboratory in the Stony Brook University School of Marine and Atmospheric Sciences has revealed that ... - Read More

Polymer nanoreactors create uniform nanocrystals

nanocrystals, Polymer
Using star shaped block co polymer structures as tiny reaction vessels researchers have developed an improved technique for producing nanocrystals with consistent sizes compositions and architectures including metallic ferroelectric magnetic semiconductor and luminescent nanocrystals The ... - Read More

Bridge species drive tropical engine of biodiversity

Fossil
Although scientists have known since the middle of the 19th century that the tropics are teeming with species while the poles harbor relatively few the origin of the most dramatic and pervasive biodiversity on Earth ... - Read More

Martian clay contains chemical implicated in the origin of life, astrobiologists find

chemical, chemical, Chemical, Chemical
Researchers from the University of Hawaii at Manoa NASA Astrobiology Institute UHNAI have discovered high concentrations of boron in a Martian meteorite When present in its oxidized form borate boron may have played a key ... - Read More

The diabetes 'breathalyzer'

Glucose, Glucose
Diabetes patients often receive their diagnosis after a series of glucose related blood tests in hospital settings and then have to monitor their condition daily through expensive invasive methods But what if diabetes could be ... - Read More

New theory proposes solution to long-running debate as to how stable the Earth system is

System, Earth system, Solution
Researchers at the University of Southampton have proposed an answer to the long running debate as to how stable the Earth system is Earth with its core driven magnetic field oceans of liquid water dynamic ... - Read More

Leakage of carbon from land to rivers, lakes, estuaries and coastal regions revealed

Carbon, carbon
When carbon is emitted by human activities into the atmosphere it is generally thought that about half remains in the atmosphere and the remainder is stored in the oceans and on land New research suggests ... - Read More

Testing artificial photosynthesis: Fully integrated microfluidic test-bed for solar-driven electrochemical energy conversion systems

Electrochemical, Photosynthesis
With the daily mean concentrations of atmospheric carbon dioxide having reached 400 parts per million for the first time in human history the need for carbon neutral alternatives to fossil fuel energy has never been ... - Read More

World's first large(wafer)-scale production of III-V semiconductor nanowire

Semiconductor, Semiconductor, Semiconductor
Researchers from Ulsan National Institute of Science and Technology UNIST South Korea and University of Illinois U S A developed the large scale heteroepitaxial growth III V nanowires on a Si wafer The research team ... - Read More

Dance of the atoms: Clustering of atoms observed

Atoms, Atoms, Atoms
Lone people standing in a ballroom don't tend to move a lot It's only when they find a suitable dance partner that rapid motion sets in Atoms on iron oxide surfaces behave in a similar ... - Read More

Nanotechnology and the secret life of knots

Nanotechnology, Nanotechnology, Nanotechnology, Nanotechnology
Nanotechnologies require a detailed knowledge of the molecular state For instance it is useful to know when and how a generic polymer a long chain of polymers chain of beads knots The study of molecular ... - Read More

2-D electronics take a step forward: Semiconducting films for atom-thick circuits

Films
Scientists at Rice University and Oak Ridge National Laboratory ORNL have advanced on the goal of two dimensional electronics with a method to control the growth of uniform atomic layers of molybdenum disulfide MDS MDS ... - Read More

The body electric: Researchers move closer to low-cost, implantable electronics, study suggests

Electronics, Electronics, Electronics, Electronics
New technology under development at The Ohio State University is paving the way for low cost electronic devices that work in direct contact with living tissue inside the body The first planned use of the ... - Read More

Natural Products Drug Discovery Group explores plant potential

Released 6 10 2013 11 15 AM EDTSource Newsroom University of Alabama Huntsville more news from this source Expert Available Jun 10 2013 Consuming caffeine could mute the efficacy of certain cancer drugs and some ... - Read More

Detection of apple juices and cereals which exceed permitted levels of mycotoxins

Researchers from the University of Granada Spain have analysed the presence of patulin a type of toxin produced by fungi in several commercial apple juices The results show that more than 50% of the samples ... - Read More

New framework for understanding the energetics of ionic liquids

Ions
A new study by researchers at UC Santa Barbara provides clues into the understanding of the behavior of the charged molecules or particles in ionic liquids The new framework may lead to the creation of ... - Read More

2011 Draconid meteor shower deposited a ton of meteoritic material on Earth

Material, Earth, Material, earth
About a ton of material coming from comet 21P Giacobini Zinner was deposited in the Earth's atmosphere on October 8th and 9th 2011 during one of the most intense showers of shooting starts in the ... - Read More

Three-billion-year-old microfossils include plankton

Carbon, carbon
Spindle shaped inclusions in three billion year old rocks are microfossils of plankton that probably inhabited the oceans around the globe during that time according to an international team of researchers It is surprising to ... - Read More

NASA to study how pollution, storms and climate mix

NASA
NASA aircraft will take to the skies over the southern United States this summer to investigate how air pollution and natural emissions which are pushed high into the atmosphere by large storms affect atmospheric composition ... - Read More
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