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News articles about "chemical"

Quantum effects help cells capture light, but the details are obscure

Sophisticated recent experiments with ultrashort laser pulses support the idea that intuition defying quantum interactions between molecules help plants algae and some bacteria efficiently gather light to fuel their growth But key details of nature's ... - Read More

Morphing material has mighty potential: Composite may find use in bioscaffolds, optics, drugs

Material, Material
Heating a sheet of plastic may not bring it to life but it sure looks like it does in new experiments at Rice University The materials created by Rice polymer scientist Rafael Verduzco and his ... - 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

Water pollution in Mozambique

Pollution, Pollution
During her PhD project Olivia Carolina Narciso Pedro has studied the incidence of cyanobacteria and the production of microcystins toxic peptides in three different drinking water systems in Mozambique and established methods for monitoring cyanotoxins ... - Read More

Three-dimensional view helps laser in building new molecules

Building, molecules
Scientists have developed a new feedback method for optimizing the laser pulse shapes used in the control of chemical reactions In many ways traditional chemical synthesis is similar to cooking To alter the final product ... - Read More

Electricity from waste heat with more efficient materials

Thermoelectric materials can convert waste heat directly into electricity Tommi Tynell M Sc Tech who is a doctoral candidate at the Aalto University School of Chemical Technology has developed hybrid thermoelectric materials which combine useful ... - Read More

Researchers create nonlinear light-generating zero-index metamaterial

Light, Light
The Information Age will get a major upgrade with the arrival of quantum processors many times faster and more powerful than today's supercomputers For the benefits of this new Information Age 2.0 to be fully ... - Read More

How water dissolves stone, molecule by molecule

Molecule, molecule
Scientists from Rice University and the University of Bremen's Center for Marine Environmental Sciences MARUM in Germany have combined cutting edge experimental techniques and computer simulations to find a new way of predicting how water ... - Read More

DNA helicity, elasticity explained on nanoscale

A simple mechanical model to effectively implement the well known double stranded structure and the elasticity of DNA on a nano meter scale has been developed by Jae Hyung Jeon and Wokyung Sung of Pohang ... - Read More

Silkworms spin colored silks while on a 'green' dyed-leaf diet

Green
For some 5 000 years cultivated silkworms have been spinning luxurious white silk fibers destined for use in the finest clothing But current dyeing practices produce wastewater that contains potentially harmful toxins so scientists are ... - Read More

Turning waste into power with bacteria and loofahs

Bacteria, bacteria
Loofahs best known for their use in exfoliating skin to soft radiant perfection have emerged as a new potential tool to advance sustainability efforts on two fronts at the same time energy and waste The ... - Read More

Industrial age helps some coastal regions capture carbon dioxide, surprise finding shows

carbon, Carbon dioxide, Carbon dioxide, Carbon
Coastal portions of the world's oceans once believed to be a source of carbon dioxide CO2 to the atmosphere are now thought to absorb as much as two thirds more carbon than they emitted in ... - Read More

Intense two-color double X-ray laser pulses: Powerful tool to study ultrafast processes

X-ray
A team working at the SACLA X ray Free Electron Laser XFEL in Japan has succeeded in generating ultra bright two color X ray laser pulses for the first time in the hard X ray ... - 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

Optimizing carbon nanotube arrays for use in hot spots

Arrays, Carbon nanotube
Experimental evidence and computer simulations suggest how to grow structures with the best trade offs between three desired characteristics strength flexibility and the ability to dissipate heat When engineers design devices they must often join ... - Read More

Microplastics make marine worms sick

marine, Marine
Tiny bits of plastic trash could spell big trouble for marine life starting with the worms say a team of researchers from Plymouth University and the University of Exeter who report their evidence in a ... - Read More

Process holds promise for production of synthetic gasoline from carbon dioxide

Gasoline
A chemical system developed by researchers at the University of Illinois at Chicago can efficiently perform the first step in the process of creating syngas gasoline and other energy rich products out of carbon dioxide ... - Read More

'Nanosponge vaccine' fights MRSA toxins

Toxins, Toxins
Nanosponges that soak up a dangerous pore forming toxin produced by MRSA methicillin resistant Staphylococcus aureus could serve as a safe and effective vaccine against this toxin This nanosponge vaccine enabled the immune systems of ... - 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

Destroying greenhouse gases in environmentally-friendly way

Greenhouse gases, Greenhouse gases
Researchers at the Universitat Jaume I UJI have developed a new catalyst for the activation of carbon fluorine bonds This process has many industrial applications among which stands out the possibility to be used to ... - Read More
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