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News articles about "Coupling"

Unleashing the power of quantum dot triplets

Quantum computers have yet to materialise Ye scientists are making progress in devising suitable means of making such computers faster One such approach relies on quantum dots a kind of artificial atom easily controlled by ... - Read More

High carbon dioxide levels cause warming in tropics

The impact of the greenhouse gas CO2 on Earth's temperature is well established by climate models and temperature records over the past 100 years as well as coupled records of carbon dioxide concentration and temperature ... - Read More

High CO2 levels cause warming in tropics

The impact of the greenhouse gas CO2 on Earth's temperature is well established by climate models and temperature records over the past 100 years as well as coupled records of carbon dioxide concentration and temperature ... - Read More

60-year-old prediction of atomic behavior confirmed: New experimental path to superfast quantum computing

Researchers at Washington State University have used a super cold cloud of atoms that behaves like a single atom to see a phenomenon predicted 60 years ago and witnessed only once since The phenomenon takes ... - Read More

First real-time movies of the light-to-current conversion in an organic solar cell

Photovoltaic cells directly convert sun light into electricity and hence are key technological devices to meet one of the challenges that humankind has to face in this century a sustainable and clean production of renewable ... - Read More

Quantum mechanisms of organic devices for alternative solar panels are revealed

Silicon panel based technology requires a very costly contaminating manufacturing process while organic photovoltaic OPV devices have been positioned as one of the most attractive alternatives as a source of solar energy This research has ... - Read More

First real time movies of the light-to-current conversion in an organic solar cell

Photovoltaic cells directly convert sun light into electricity and hence are key technological devices to meet one of the challenges that humankind has to face in this century a sustainable and clean production of renewable ... - 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

Hybrid energy transfer system mimics process responsible for photosynthesis

Scientists from the University of Southampton in collaboration with the Universities of Sheffield and Crete have developed a new hybrid energy transfer system which mimics the processes responsible for photosynthesis From photosynthesis to respiration the ... - Read More

Light waves allow preferred bond breaking in symmetric molecules

Chemical bonds between carbon and hydrogen atoms are amongst the strongest in nature and their selective breaking in particular in symmetric molecules is of interest to chemical synthesis and the development of new biologically active ... - Read More

Scientists track ripples in freestanding graphene for first time

An international team of scientists led by physicists at the University of Arkansas has tracked the dynamic movement of ripples in freestanding graphene at the atomic level This discovery advances the fundamental understanding of one ... - Read More

Mapping the road to quantum gravity

Perimeter Associate Faculty member Sung Sik Lee is a condensed matter physicist but he has his eye on quantum gravity Lee lays out the problem Physics has one theory to describe how planets orbit the ... - Read More

Surface modification of titanium dioxide for photocatalytic degradation of hazardous pollutants under ordinary visible light

UiTM researchers have developed a modified photocatalyst which is economical and effective at transforming organic pollutants into harmless end products Photocatalytic degradation is one of the highly effective applications in transforming organic pollutants to harmless ... - Read More

Big data tackles tiny molecular machines

Open feed cut Such is the humdrum life of a motor molecule the subject of new research at Rice University that eats and excretes damaged proteins and turns them into harmless peptides for disposal The ... - Read More

Mapping behavior of charges in correlated spin-orbit coupled materials: Electronic disruption prods Mott insulator's conversion to metallic state

In a relatively recently discovered class of materials known as spin orbit Mott insulators theorists have predicted the emergence of new properties at points just beyond the insulating state when electronic manipulation can transform these ... - Read More

Promising news for producing fuels through artificial photosynthesis

There's promising news from the front on efforts to produce fuels through artificial photosynthesis A new study by Berkeley Lab researchers at the Joint Center for Artificial Photosynthesis JCAP shows that nearly 90 percent of ... - Read More

Scientists discover new pathway for artificial photosynthesis

Photosynthesis
Humans have for ages taken cues from nature to build their own devices but duplicating the steps in the complicated electronic dance of photosynthesis remains one of the biggest challenges and opportunities for chemists Currently ... - Read More

Programming smart molecules: Machine-learning algorithms could make chemical reactions intelligent

Computer scientists at the Harvard School of Engineering and Applied Sciences SEAS and the Wyss Institute for Biologically Inspired Engineering at Harvard University have joined forces to put powerful probabilistic reasoning algorithms in the hands ... - Read More

Precise docking sites for cells

The Petri dish is a classical biological laboratory device but it is no ideal living environment for many types of cells Studies lose validity as cell behavior on a flat plastic surface differs from that ... - Read More

Ultra-sensitive force sensing with levitating nanoparticle

Nanoparticle, Nanoparticle
A recent study led by researchers of the Institute of Photonic Sciences ICFO achieved the highest force sensitivity ever observed with a nano mechanical resonator The scientific results of this study have been published in ... - Read More
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