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News articles about "Spectroscopy"

Infrared sheds light on single protein complexes

Proteins are basic building blocks of life The chemistry and structure of proteins are essential for their biological function Indeed the structure of proteins determines their mechanical and catalytic properties e g enzymes Such functions ... - Read More

Nanoparticles and their orbital positions

Physicists have developed a planet satellite model to precisely connect and arrange nanoparticles in three dimensional structures Inspired by the photosystems of plants and algae these artificial nanoassemblies might in the future serve to collect ... - 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

Scientists offer new insights on controlling nanoparticle stability

University of Oregon chemists studying the structure of ligand stabilized gold nanoparticles have captured fundamental new insights about their stability The information they say could help to maintain a desired integral property in nanoparticles used ... - Read More

Coal yields plenty of graphene quantum dots

Coal, Quantum dots
The prospect of turning coal into fluorescent particles may sound too good to be true but the possibility exists thanks to scientists at Rice University The Rice lab of chemist James Tour found simple methods ... - Read More

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

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

Amplifying Our Vision of the Infinitely Small

Released 12 2 2013 10 00 AM ESTSource Newsroom Universite de Montreal more news from this source Dec 3 2013 Richard Martel and his research team at the Department of Chemistry of the Université de ... - Read More

Carbon capture and storage: An inside look at a metal-organic framework (MOF) in action

Carbon, carbon
A unique inside look at the electronic structure of a highly touted metal organic framework MOF as it is adsorbing carbon dioxide gas should help in the design of new and improved MOFs for carbon ... - Read More

Evidence found for granite on Mars: Red Planet more more geologically complex than thought

Complex, Granite, Mars
Researchers now have stronger evidence of granite on Mars and a new theory for how the granite an igneous rock common on Earth could have formed there according to a new study The findings suggest ... - Read More

Fusion foe lends a helping hand: Recent experiments breathe new understanding into oxygen's role in fusion devices

Fusion
Although oxygen is required to sustain life oxygen sucks the life out of fusion by radiating away too much power from the high temperature plasma Accordingly great efforts are expended to reduce the oxygen found ... - 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

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

A nano-sized sponge made of electrons

Nano
A new chapter has been opened in our understanding of the chemical activity of nanoparticles says a team of international scientists Using the X ray beams of The European Synchrotron ESRF they showed that the ... - Read More

Diamond imperfections pave the way to technology gold

Diamond
From supersensitive detections of magnetic fields to quantum information processing the key to a number of highly promising advanced technologies may lie in one of the most common defects in diamonds Researchers at the Lawrence ... - Read More

Carbon nanotube jungles created to better detect molecules

molecules, Carbon nanotube
Researchers from Lawrence Livermore National Laboratory LLNL and the Swiss Federal Institute of Technology ETH in Zurich have developed a new method of using nanotubes to detect molecules at extremely low concentrations enabling trace detection ... - Read More

Defective nanotubes turned into light emitters

Light, Light
UPV EHU University of the Basque Country researchers have developed and patented a new source of light emitter based on boron nitride nanotubes and suitable for developing high efficiency optoelectronic devices Scientists are usually after ... - Read More

Physicists take an atomic-level peek at unexpected behavior in multilayered structures

Atomic
A new class of materials developed at the University of Arkansas may influence the next generation of nano devices in which integrated circuits are composed of many layers of dissimilar materials such as ferromagnetic and ... - Read More

Extracting energy from bacteria: Microbial electrode catalysts that turn wastewater into watts

Most of us wouldn't consider bacteria a promising energy source of the future That would be shortsighted says Leonard Tender a microbial electrochemist at the Naval Research Laboratory in Washington D C who believes that ... - Read More

New forensic technique for identifying cloth fibers

Crime scene investigators may soon have a new tool to help them catch evildoers Researchers have demonstrated the proof of principle for a new forensic technique to identify individual fibers of cloth which often all ... - Read More
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