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News articles about "Spectrum"

Graphene sees the light: Sheets of carbon just one atom thick could be used in photovoltaic cells

Sheets of carbon just one atom thick could make effective transparent electrodes in certain types of photovoltaic cells Graphene a one atom thick sheet of carbon that is extremely strong and conducts electricity well is ... - Read More

DNA motor 'walks' along nanotube, transports tiny particle

DNA, DNA, DNA, DNA, DNA, DNA
Researchers have created a new type of molecular motor made of DNA and demonstrated its potential by using it to transport a nanoparticle along the length of a carbon nanotube The design was inspired by ... - Read More

Global warming: Four degree rise will end vegetation 'carbon sink', research suggests

carbon, Global warming, Global warming, Carbon
Latest climate and biosphere modelling suggests that the length of time carbon remains in vegetation during the global carbon cycle known as 'residence time' is the key uncertainty in predicting how Earth's terrestrial plant life ... - Read More

Golden trap: Highly sensitive system to detect individual molecules

System, molecules
Medical diagnostics is searching for substances capable of documenting early on whether a serious disease is developing or what its course will be In many cases the treacherous molecules are present only in trace amounts ... - 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

A new material for solar panels could make them cheaper, more efficient

New material
A unique solar panel design made with a new ceramic material points the way to potentially providing sustainable power cheaper more efficiently and requiring less manufacturing time It also reaches a four decade old goal ... - Read More

RAVAN to help solve an earth science mystery

Science, Science, Earth, earth
A new low cost cubesat mission led by the Johns Hopkins Applied Physics Laboratory in Laurel Md will demonstrate technology needed to measure the absolute imbalance in Earth's radiation budget for the first time giving ... - Read More

More light shed on possibility of life on Mars

Mars
Humankind is by nature inquisitive especially about the prospect of life on other planets and whether or not we are alone The aptly named Curiosity a NASA Mars rover has been scouring that planet's surface ... - Read More

Scientists scale terahertz peaks in nanotubes

Carbon, carbon
Carbon nanotubes carry plasmonic signals in the terahertz range of the electromagnetic spectrum but only if they're metallic by nature or doped In new research the Rice University laboratory of physicist Junichiro Kono disproved previous ... - Read More

A stopwatch for electron flashes: duration of energetic electron pulses measured using laser fields

Electron, Electron, Electron
A stopwatch made of light can determine the duration of extremely brief electron flashes Teams based in the Laboratory for Attosecond Physics LAP at LMU and at the Max Planck Institute of Quantum Optics have ... - 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

World's highest quantum efficiency UV photodetectors created

Quantum, Quantum
Researchers from Northwestern University's McCormick School of Engineering and Applied Science have developed the world's highest quantum efficiency ultraviolet UV photodetector an advance in technology that could aid in the detection of missiles and chemical ... - Read More

Ultrathin 'diagnostic skin' allows continuous patient monitoring

Temperature, temperature
It is likely that at your next visit to the doctor a medical practitioner will start by taking your temperature This has been part of medical practice for so long that we may see it ... - Read More

Pushing limits of light microscopy

Microscopy
A team of researchers from the IMP Vienna together with collaborators from the Vienna University of Technology established a new microscopy technique which greatly enhances resolution in the third dimension In a simple set up ... - Read More

New technique controls dimensions of gold nanorods while manufacturing on a large scale

Nanorods
North Carolina State University researchers have developed a technique for efficiently producing nanoscale gold rods in large quantities while simultaneously controlling the dimensions of the nanorods and their optical properties The optical properties of gold ... - Read More

Refined materials provide booster shot for solar energy conversion

If you want to get the most out of the sun you have to improve the performance of the materials used An interdisciplinary team of Engineering at Illinois researchers has set its sights on improving ... - Read More

Two for one in solar power: New process could revolutionize solar energy harvesting

Solar energy, Solar power
Solar cells offer the opportunity to harvest abundant renewable energy Although the highest energy light occurs in the ultraviolet and visible spectrum most solar energy is in the infrared There is a trade off in ... - Read More

New antenna spreads good vibrations in fusion plasma

Plasma, Fusion
If you want to catch a firefly any old glass jar will do But when you're trying to bottle a star the goal of fusion energy research the bottle needs to be very special A ... - 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

New paradigm for solar cell construction demonstrated

cell, cell
For solar panels wringing every drop of energy from as many photons as possible is imperative This goal has sent chemistry materials science and electronic engineering researchers on a quest to boost the energy absorption ... - Read More
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