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News articles about "Metals"

Discovery is key to metal wear in sliding parts

Researchers have discovered a previously unknown mechanism for wear in metals a swirling fluid like microscopic behavior in a solid piece of metal sliding over another The findings could be used to improve the durability ... - Read More

Eco-pottery product from water treatment sludge

Sludge obtained from water treatment plants were studied as suitable materials to be used in the pottery industry to make suitable pottery products Sludge is a by product of water treatment Sludge is produced during ... - Read More

Postcards from the photosynthetic edge: Femtosecond snapshots of photosynthetic water oxidation

A crucial piece of the puzzle behind nature's ability to split the water molecule during photosynthesis that could help advance the development of artificial photosynthesis for clean green and renewable energy has been provided by ... - Read More

Efficient thermal cooling and heating

Thermal systems use heat to produce cold and vice versa To do so a material is needed that can dissipate water vapor particularly well and quickly A new method simply applies this property as a ... - Read More

Safer, cheaper building blocks for future anti-HIV and cancer drugs

A team of researchers from KU Leuven in Belgium has developed an economical reliable and heavy metal free chemical reaction that yields fully functional 1 2 3 triazoles Triazoles are chemical compounds that can be ... - Read More

Superconducting-silicon qubits: Using a bottom-up approach to make hybrid quantum devices

Theorists propose a way to make superconducting quantum devices such as Josephson junctions and qubits atom by atom inside a silicon crystal Such systems could combine the most promising aspects of silicon spin qubits with ... - Read More

Inspired by nature, researchers create tougher metal materials

Drawing inspiration from the structure of bones and bamboo researchers have found that by gradually changing the internal structure of metals they can make stronger tougher materials that can be customized for a wide variety ... - Read More

Bolstering batteries with nanotubes

Researchers at the Energy Department's National Renewable Energy Laboratory NREL are turning to extremely tiny tubes and rods to boost power and durability in lithium ion batteries the energy sources for cell phones laptops and ... - Read More

Water-cleanup catalysts tackle biomass upgrading

Rice University chemical engineer Michael Wong has spent a decade amassing evidence that palladium gold nanoparticles are excellent catalysts for cleaning polluted water but even he was surprised at how well the particles converted biodiesel ... - Read More

Breakthrough for information technology using Heusler materials: May lead to very high performance spintronic components

It is the breakthrough that physicists and chemists around the world have long anticipated and it will play a pivotal role in information technology in coming years Researchers at Johannes Gutenberg University Mainz JGU have ... - Read More

Targeting tumors using silver nanoparticles

Scientists at UC Santa Barbara have designed a nanoparticle that has a couple of unique and important properties Spherical in shape and silver in composition it is encased in a shell coated with a peptide ... - Read More

Method of synthesizing new type of nickel-carbon heterofullerenes

Scientists from several British Spanish and Russian research centers MIPT Institute for Spectroscopy RAS Kurchatov Institute and Kintech Lab Ltd have come up with a method of synthesizing a new type of nickel carbon compound ... - Read More

Controlling thermal conductivities can improve energy storage

Controlling the flow of heat through materials is important for many technologies While materials with high and low thermal conductivities are available materials with variable and reversible thermal conductivities are rare and other than high ... - Read More

Quantum criticality observed in new class of materials

Quantum criticality the strange electronic state that may be intimately related to high temperature superconductivity is notoriously difficult to study But a new discovery of quantum critical points could allow physicists to develop a classification ... - Read More

Opening a wide window on the nano-world of surface catalysis

Surface catalysts are notoriously difficult to study mechanistically but scientists at the University of South Carolina and Rice University have shown how to get real time reaction information from Ag nanocatalysts that have long frustrated ... - Read More

Nano world: Where towers construct themselves

Imagine a tower builds itself into the desired structure only by choosing the appropriate bricks Absurd and however in the nano world this is reality There an unordered crowd of components can initiate the formation ... - Read More

Exciton detected in metal for first time: Microscopic quantum mechanical description of how light excites electrons in metals

University of Pittsburgh researchers have become the first to detect a fundamental particle of light matter interaction in metals the exciton The team will publish its work online June 1 in Nature Physics Humankind has ... - Read More

Microalgae capable of assimilating ammonia resulting from the management of agrifood waste

The Basque Institute for Agricultural Research and Development Neiker Tecnalia the public body that reports to the Sub Ministry for Agriculture Fisheries and Food Policy of the Government of the Basque Autonomous Community has confirmed ... - Read More

A new 'Kabuto-like' nickel catalyst forms bioactive frameworks from phenol derivatives

Researchers at ITbM Nagoya University developed a new nickel catalyst with a Kabuto like structure that was found to catalyze the cross coupling reaction between carbonyl compounds and readily available phenol derivatives to form alpha ... - Read More

Chemists challenge conventional understanding of how photocatalysis works

Photocatalysis catalysis assisted by light is a promising route to convert solar energy into chemical fuels Particularly appealing is the possibility to use photocatalysis to split water molecules into molecular hydrogen Although photocatalysis has been ... - Read More
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