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

News articles about "Sunlight"

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

Ahoy! First ocean vesicles spotted

Ocean, Ocean
Marine cyanobacteria tiny ocean plants that produce oxygen and make organic carbon using sunlight and CO2 are primary engines of Earth's biogeochemical and nutrient cycles They nourish other organisms through the provision of oxygen and ... - Read More

An improved, cost-effective catalyst for water-splitting devices

Solar energy appears to be the only form of renewable that can be exploited at level that matches the world's growing needs However it is equally necessary to find efficient ways to store solar energy ... - Read More

Cloud mystery solved: Global temperatures to rise at least 4°C by 2100

climate, Climate, climate
Global average temperatures will rise at least 4°C by 2100 and potentially more than 8°C by 2200 if carbon dioxide emissions are not reduced according to new research published in Nature Scientists found global climate ... - Read More

Hack the planet? Geoengineering research, ethics, governance explored

Climate, climate
Hacking Earth's climate to counteract global warming a subject that elicits strong reactions from both sides is the topic of a December special issue of the journal Climatic Change A dozen research papers include the ... - Read More

Researchers split water into hydrogen, oxygen using light, nanoparticles

Oxygen
Researchers from the University of Houston have found a catalyst that can quickly generate hydrogen from water using sunlight potentially creating a clean and renewable source of energy Their research published online Sunday in Nature ... - Read More

Revolutionizing solar energy: Quantum waves found at the heart of organic solar cells

Solar energy
Researchers have been able to tune ‘coherence’ in organic nanostructures due to the surprise discovery of wavelike electrons in organic materials revealing the key to generating “long lived charges” in organic solar cells material that ... - Read More

Solar cell degradation observed directly for the first time

Time
With the help of DESY's X ray light source PETRA III researchers of Technische Universität München have for the first time watched organic solar cells degrade in real time This work could open new approaches ... - Read More

Geoengineering approaches to reduce climate change unlikely to succeed

climate, Climate, Climate change, Climate change
Reducing the amount of sunlight reaching the planet's surface by geoengineering may not undo climate change after all Two German researchers used a simple energy balance analysis to explain how Earth's water cycle responds differently ... - Read More

While the Arctic Ocean is largely a carbon sink, parts are also a source of atmospheric carbon dioxide

carbon, Carbon
While the Arctic Ocean is largely a carbon sink researchers find parts are also a source of atmospheric carbon dioxide For the past three decades as the climate has warmed the massive plates of sea ... - Read More

Highly insulating windows are very energy efficient, though expensive

Energy, Energy, Energy, energy, energy
Highly insulating triple pane windows keep a house snug and cozy but it takes two decades or more for the windows to pay off financially based on utility bill savings according to a report by ... - Read More

Living desert underground: In perpetual darkness of limestone cave, surprisingly diverse ecosystem of microbes

Ecosystem, Ecosystem
Hidden underneath the hilly grasslands studded with ocotillos and mesquite trees in southeastern Arizona lies a world shrouded in perpetual darkness Kartchner Caverns a limestone cave system renowned for its untouched cave formations sculpted over ... - Read More

New light shed on solar water-splitting process

Light, Light
With the help of a new method called dual electrode photoelectrochemistry University of Oregon scientists have provided new insight into how solar water splitting cells work An important and overlooked parameter they report is the ... - Read More

Scientists stitch up photosynthetic megacomplex

Proteins, Proteins, proteins
When sunlight strikes a photosynthesizing organism energy flashes between proteins just beneath its surface until it is trapped as separated electric charges Improbable as it may seem these tiny hits of energy eventually power the ... - Read More

Copper promises cheaper, sturdier fuel cells

Fuel, Fuel cells
Copper adorns the Statue of Liberty makes sturdy affordable wiring and helps our bodies absorb iron Now researchers at Duke University would like to use copper to transform sunlight and water into a chemical fuel ... - Read More

Solar cells utilize thermal radiation

Thermal radiation from the sun is largely lost on most silicon solar cells Up converters transform the infrared radiation into usable light however Researchers have now for the first time successfully adapted this effect for ... - Read More

Dye absorption structure of dye-sensitized solar cells elucidated on molecular level: Success in dye absorption structure control

NIMS researchers elucidated the relationship between the photocurrent and the peculiar changes in the absorption structure occurring in the vicinity of the molecular electrode interface in dye sensitized solar cells The Organic Inorganic Hybrid Photovoltaics ... - Read More
View more "Sunlight" 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