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News articles about "Sunlight"

Ocean's carbon budget balanced: Supply of food to midwater organisms balanced with demands for food

Ocean scientists have for the first time successfully balanced the supply of food to midwater organisms with their demands for this food The depth at which they consume this sinking material regulates our climate by ... - Read More

Tiny transistors for extreme environs: Engineers shrink plasma devices to resist radiation

University of Utah electrical engineers fabricated the smallest plasma transistors that can withstand high temperatures and ionizing radiation found in a nuclear reactor Such transistors someday might enable smartphones that take and collect medical X ... - Read More

247th American Chemical Society National Meeting & Exposition Press Conference Schedule

a test for doping compounds that is a thousand times more sensitive than those used today Daniel Armstrong Ph D Hongyue GuoUniversity of Texas at Arlington *Instructions for joining chat room sessionsChat Room Sessions from ... - Read More

Bionic plants: Nanotechnology could turn shrubbery into supercharged energy producers

Plants have many valuable functions They provide food and fuel release the oxygen that we breathe and add beauty to our surroundings Now a team of MIT researchers wants to make plants even more useful ... - Read More

High-tech materials purify water with sunlight

Sunlight plus a common titanium pigment might be the secret recipe for ridding pharmaceuticals pesticides and other potentially harmful pollutants from drinking water Scientists combined several high tech components to make an easy to use ... - Read More

Innovative solar-powered toilet ready for India unveiling

A revolutionary University of Colorado Boulder toilet fueled by the sun that is being developed to help some of the 2.5 billion people around the world lacking safe and sustainable sanitation will be unveiled in ... - Read More

A brake for spinning molecules: Precise control of rotational temperature of molecular ions for lab-based astrochemistry

The precise control of the rotational temperature of molecular ions opens up new possibilities for laboratory based astrochemistry Chemical reactions taking place in outer space can now be more easily studied on Earth An international ... - Read More

A shocking diet: Researchers describe microbe that 'eats' electricity

There have been plenty of fad diets that captured the public's imagination over the years but Harvard scientists have identified what may be the strangest of them all sunlight and electricity Led by Peter Girguis ... - Read More

Promising news for producing fuels through artificial photosynthesis

There's promising news from the front on efforts to produce fuels through artificial photosynthesis A new study by Berkeley Lab researchers at the Joint Center for Artificial Photosynthesis JCAP shows that nearly 90 percent of ... - Read More

A new renewable energy source? Device captures energy from Earth's infrared emissions to outer space

When the sun sets on a remote desert outpost and solar panels shut down what energy source will provide power through the night A battery perhaps or an old diesel generator Perhaps something strange and ... - Read More

Sustainable Energy Is Focus of Plenary Talks at American Chemical Society Meeting

Advances in renewable and sustainable energy including mimicking photosynthesis and optimizing lithium ion batteries are the topics of three plenary talks at the 247th National Meeting & amp Exposition of the American Chemical Society ACS ... - Read More

New discoveries show biological formation of oxygen in soils

Oxygen , biological
In the 1930s the ability of green plants to form oxygen through oxidation of water photosynthesis was discovered Since then no other large scale biological formation of oxygen has been found until now New research ... - Read More

Understanding the functioning of a new type of solar cell

Photovoltaic energy conversion offers one of the best means for the future of renewable energy in the world The efficiency of solar cells depends heavily upon the light absorbing materials they use Photovoltaic systems based ... - Read More

Solar-power device would use heat to enhance efficiency

Heat
A new approach to harvesting solar energy developed by MIT researchers could improve efficiency by using sunlight to heat a high temperature material whose infrared radiation would then be collected by a conventional photovoltaic cell ... - Read More

Scientists discover new pathway for artificial photosynthesis

Photosynthesis
Humans have for ages taken cues from nature to build their own devices but duplicating the steps in the complicated electronic dance of photosynthesis remains one of the biggest challenges and opportunities for chemists Currently ... - Read More

Arctic: Mercury deposition and ozone depletion, linked to sea-ice dynamics

Mercury, Ice, sea, Ozone depletion, Dynamics
This week a new study published in Nature and co authored by Drs Chris Moore and Daniel Obrist of Nevada's Desert Research Institute establishes for the first time a link between Arctic sea ice dynamics ... - Read More

Researchers harness sun's energy during day for use at night

Sun
Solar energy has long been used as a clean alternative to fossil fuels such as coal and oil but it could only be harnessed during the day when the sun's rays were strongest Now researchers ... - Read More

Climate Engineering: What do the public think?

Members of the public have a negative view of climate engineering the deliberate large scale manipulation of the environment to counteract climate change according to a new study The results are from researchers from the ... - Read More

High levels of molecular chlorine found in arctic atmosphere

Atmosphere, Atmosphere, molecular, Molecular
Scientists studying the atmosphere above Barrow Alaska have discovered unprecedented levels of molecular chlorine in the air a new study reports Molecular chlorine from sea salt released by melting sea ice reacts with sunlight to ... - Read More

Quantum mechanics explains efficiency of photosynthesis

Photosynthesis
Light gathering macromolecules in plant cells transfer energy by taking advantage of molecular vibrations whose physical descriptions have no equivalents in classical physics according to the first unambiguous theoretical evidence of quantum effects in photosynthesis ... - Read More
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