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News articles about "Complex"

Path to artificial photosynthesis? Manganese catalyst's electronic states characterized

Scientists at the Helmholtz Center for Materials and Energy HZB in collaboration with the School of Chemistry and ARC Centre of Excellence for Electromaterials Science at Monash University Australia have precisely characterized a manganese catalyst's ... - Read More

Gold 'nano-drills' help with DNA analysis

Spherical gold particles are able to 'drill' a nano diameter tunnel in ceramic material when heated This is an easy and attractive way to equip chips with nanopores for DNA analysis for example Nanotechnologists of ... - Read More

Exotic, gigantic molecules fit inside each other like Russian nesting dolls

University of Chicago scientists have experimentally observed for the first time a phenomenon in ultracold three atom molecules predicted by Russian theoretical physicsist Vitaly Efimov in 1970. In this quantum phenomenon called geometric scaling the ... - Read More

Individual protons and neutrons in atomic nuclei do not behave according to predictions

Individual protons and neutrons in atomic nuclei turn out not to behave according to the predictions made by existing theoretical models This surprising conclusion reached by an international team of physicists including staff members from ... - Read More

Many antennas, multiple benefits: Can handle cellular traffic more reliably

A concept that balances large scale installations of low cost and low power antennas to boost cellular coverage in difficult environments will also provide better connectivity to more users Developed by A*STAR this new architecture ... - Read More

A contractile gel that stores light energy

Living systems have the ability to produce collective molecular motions that have an effect at the macroscale such as a muscle that contracts via the concerted action of protein motors In order to reproduce this ... - Read More

New signal amplification process set to transform communications, imaging, computing

Signal amplification is ubiquitous to all electronic and optoelectronic systems for communications imaging and computing its characteristics directly impact device performance A new signal amplification process discovered by a team of University of California San ... - Read More

Shining a light on quantum dots measurement

Due to their nanoscale dimensions and sensitivity to light quantum dots are being used for a number of bioimaging applications including in vivo imaging of tumor cells detection of biomolecules and measurement of pH changes ... - Read More

New high-speed 3-D microscope -- SCAPE -- gives deeper view of living things

Opening new doors for biomedical and neuroscience research Elizabeth Hillman associate professor of biomedical engineering at Columbia Engineering and of radiology at Columbia University Medical Center CUMC has developed a new microscope that can image ... - Read More

Atmospheric rivers, cloud-creating aerosol particles, and california reservoirs

In the midst of the California rainy season scientists are embarking on a field campaign designed to improve the understanding of the natural and human caused phenomena that determine when and how the state gets ... - Read More

Nearly half the systems crucial to stability of planet compromised

Almost half of the processes that are crucial to maintaining the stability of the planet have become dangerously compromised by human activity That is the view of an international team of 18 researchers who provide ... - Read More

Atomic placement of elements counts for strong concrete

Even when building big every atom matters according to new research on particle based materials at Rice University Rice researchers Rouzbeh Shahsavari and Saroosh Jalilvand have published a study showing what happens at the nanoscale ... - Read More

FDA approves first medical device for obesity treatment targeting brain-to-stomach signaling

The United States Food and Drug Administration FDA approved EnteroMedic's VBLOC® vagal blocking therapy delivered via the Maestro® System which is the first medical device approved for obesity treatment that targets the nerve pathway between ... - Read More

Liquids and glasses relax, too -- but not like you thought

A new insight into the fundamental mechanics of the movement of molecules recently published by researchers at the National Institute of Standards and Technology NIST offers a surprising view of what happens when you pour ... - Read More

Race of the electrons: Laser pulses can be used to track the motion of electrons in metals with attosecond precision

It is easy to measure electric current But it is extremely hard to watch the individual electrons which make up this current Electrons race through the metal with a speed of several million meters per ... - Read More

Cone Snail Venom Holds Promise for Medical Treatments for Cancer and Addiction

Released 13 Jan 2015 6 00 PM ESTSource Newsroom Florida Atlantic University more news from this source Contact Information Available for logged in reporters only Citations Journal of Biological ChemistryJan 15 2015 While considered a ... - Read More

Chemical Dial Controls Attraction Between Water-Repelling Molecules

adding here or replacing there “Another implication of our research ” Gellman says “is that those changes can have profound effects that have not previously been understood ” Permalink to this article Comment Share ... - Read More

Chemists show proof of concept for new method of accelerating drug discovery research

Chemists have made a significant advancement to directly functionalize C H bonds in natural products by selectively installing new carbon carbon bonds into highly complex alkaloids and nitrogen containing drug molecules C H functionalization is ... - Read More

From the bottom up: Manipulating nanoribbons at the molecular level

Narrow strips of graphene called nanoribbons exhibit extraordinary properties that make them important candidates for future nanoelectronic technologies A barrier to exploiting them however is the difficulty of controlling their shape at the atomic scale ... - Read More

Moving origami techniques forward for self-folding 3-D structures

Though the past 15 years have seen an exciting run of creative scientific advances in fabricating three dimensional 3D structures by self folding of 2D sheets the complexity of structures achieved to date falls far ... - Read More
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