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News articles about "Concentration"

The Real Reason to Worry About Bees

a condition sometimes termed colony collapse disorder CCD Although honeybees have been doing better in recent years something continues to kill about 1 in every 3 honeybees each year He spoke at a symposium on ... - Read More

Engineers make golden breakthrough to improve electronic devices

Engineering
A Kansas State University chemical engineer has discovered that a new member of the ultrathin materials family has great potential to improve electronic and thermal devices Vikas Berry William H Honstead professor of chemical engineering ... - Read More

New sensor is almost as sensitive as a dog's nose

Light, Light
Scientists at ETH Zurich and the Lawrence Livermore National Laboratory LLNL in California have developed an innovative sensor for surface enhanced Raman spectroscopy SERS Thanks to its unique surface properties at nanoscale the method can ... - Read More

RNA double helix structure identified using synchrotron light

Light, Structure, Structure, Light
When Francis Crick and James Watson discovered the double helical structure of deoxyribonucleic acid DNA in 1953 their findings began a genetic revolution to map study and sequence the building blocks of living organisms DNA ... - Read More

Ocean fish acquire more mercury at depth

fish, Mercury
Mercury a common industrial toxin is carried through the atmosphere before settling on the ocean and entering the marine food web Now exciting new research from the University of Michigan and the University of Hawai'i ... - Read More

Simple mix of rock and organic waste is powerful fertilizer

Fertilizer
Food and biofuel crops could be grown and maintained in many places where it wasn't previously possible such as deserts landfills and former mining sites thanks to an inexpensive non chemical soil additive The additive ... - Read More

New risk model sheds light on arsenic risk in China's groundwater

Light, Light
Arsenic laden groundwater used for cooking and drinking could pose a risk to the health of almost 20 million people across China This is shown by a study carried out by Eawag scientists in collaboration ... - Read More

Quick test kit detects phenolic compounds in drinking water

Compounds
Clean drinking water is a diminishing natural resource in developing nations and in many industrialised countries VTT Technical Research Centre of Finland has developed a simple and inexpensive test kit that detects phenolic compounds in ... - Read More

Lab-made complexes are 'sun sponges'

Light, Light
A ring of protein and pigments half synthetic and half natural can be used to quickly prototype light harvesting antennas that absorb more sunlight than fully natural ones In diagrams it looks like a confection ... - Read More

Two become one with the 3-D NanoChemiscope: Unique surface analysis instrument

Surface analysis, Analysis
The 3D NanoChemiscope is a miracle of state of the art analysis technology As a further development of well known microscopic and mass spectroscopic methods it maps the physical and chemical surfaces of materials down ... - Read More

Lab-Made Complexes Are "Sun Sponges"

Released 8 23 2013 12 30 PM EDTSource Newsroom Washington University in St Louis more news from this source Aug 24 2013 In diagrams it looks like a confection of self curling ribbon with bits ... - Read More

Seasonal carbon dioxide range expanding as more is added to Earth's atmosphere

Carbon, Carbon dioxide, Carbon dioxide, Earth, Atmosphere, Atmosphere, carbon, earth
Levels of carbon dioxide in the atmosphere rise and fall each year as plants through photosynthesis and respiration take up the gas in spring and summer and release it in fall and winter Now the ... - Read More

Making a mini Mona Lisa: Nanotechnique creates image on surface less than a third the hair's width

Chemical, Chemical, Heat, chemical, chemical
The world's most famous painting has now been created on the world's smallest canvas Researchers at the Georgia Institute of Technology have painted the Mona Lisa on a substrate surface approximately 30 microns in width ... - Read More

Researchers use nanoparticles to fight cancer

Researchers at the University of Georgia are developing a new treatment technique that uses nanoparticles to reprogram immune cells so they are able to recognize and attack cancer The findings were published recently in the ... - Read More

Pollutants from incense smoke cause human lung-cell inflammation

Burning incense a popular cultural practice in many parts of the world generates indoor air pollutants that may cause inflammation in human lung cells say researchers in the Gillings School of Global Public Health at ... - Read More

Genome-wide profiling of microRNAs demonstrates how increasing CO2 and temperatures affect plant development

Plant, plant
A study on the mechanisms of how plants respond and adapt to elevated levels of carbon dioxide CO2 and higher temperatures has opened a new perspective in climate research Lead researcher Qiong A Liu Alison ... - Read More

Cracking how life arose on Earth may help clarify where else it might exist

Does life exist elsewhere or is our planet unique making us truly alone in the universe Much of the work carried out by NASA together with other research institutions is aimed at trying to come ... - Read More

Surprising result discovered when looking into effects of carbon nanotubes and soil sorption of toxicants

When it comes to carbon nanotubes CNTs in the soil recent research at Texas Tech University shows that the new materials do not affect the sorption of the toxic part of oil called polycyclic aromatic ... - Read More

Microfluidic breakthrough in biotechnology

Bacteria, bacteria
Chemical flasks and inconvenient chemostats for cultivation of bacteria are likely soon to be discarded Researchers have constructed a microfluidic system allowing for merging transporting and splitting of microdroplets With this method hundreds of different ... - Read More

Potential well water contaminants highest near natural gas drilling

Contaminants, Natural gas, Gas
A new study of 100 private water wells in and near the Barnett Shale showed elevated levels of potential contaminants such as arsenic and selenium closest to natural gas extraction sites according to a team ... - Read More
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