Popular Atoms News and Current Events

Popular Atoms News and Current Events, Atoms News Articles.
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Rust never sleeps
PNNL researchers have been able to observe in unprecedented detail how rust happens. (2019-02-04)

Converting CO2 into usable energy
Scientists show that single nickel atoms are an efficient, cost-effective catalyst for converting carbon dioxide into useful chemicals. (2018-03-01)

X-ray imaging with a significantly enhanced resolution
Physicists from Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) and Deutsches Elektronen-Synchrotron (DESY, Hamburg) have come up with a method that could significantly improve the quality of X-ray images in comparison to conventional methods. Incoherent diffractive imaging (IDI) could help to image individual atoms in nanocrystals or molecules faster and with a much higher resolution. (2017-08-14)

A look into the fourth dimension
In our daily experience space has three dimensions. Recently, however, a physical phenomenon that only occurs in four spatial dimensions could be observed in two experiments. The theoretical groundwork for those experiments was laid by an ETH researcher. (2018-01-04)

New quantum system could help design better spintronics
Researchers have created a new testing ground for quantum systems in which they can literally turn certain particle interactions on and off, potentially paving the way for advances in spintronics. (2019-01-29)

Nano-saturn
Saturn is the second largest planet in our solar system and has a characteristic ring. Japanese researchers have now synthesized a molecular 'nano-Saturn'. As the scientists report in the journal Angewandte Chemie, it consists of a spherical C(60) fullerene as the planet and a flat macrocycle made of six anthracene units as the ring. The structure is confirmed by spectroscopic and X-ray analyses. (2018-06-08)

2-D tin (stanene) without buckling: A possible topological insulator
An international research team led by Nagoya University synthesized planar stanene: 2-D sheets of tin atoms, analogous to graphene. Tin atoms were deposited onto the Ag(111) surface of silver. The stanene layer remained extremely flat, unlike in previous studies wherein stanene was buckled. This leads to the formation of large area, high quality samples. Stanene is predicted to be a topological insulator, with applications in quantum computing and nanoelectronics. (2018-01-19)

Optical magnetic field sensor can detect signals from the nervous system
The human body is controlled by electrical impulses in the brain, the heart and nervous system. These electrical signals create tiny magnetic fields, which doctors could use to diagnose various diseases, for example diseases of the brain or heart problems in young fetuses. Researchers from the Niels Bohr Institute have now succeeded in developing a method for extremely precise measurements of such ultra-small magnetic fields with an optical magnetic field sensor. The results are published in the scientific journal, Scientific Reports. (2016-07-15)

Template to create superatoms, created by VCU researchers, could make for better batteries
Virginia Commonwealth University researchers have discovered a novel strategy for creating superatoms -- combinations of atoms that can mimic the properties of more than one group of elements of the periodic table. These superatoms could be used to create new materials, including more efficient batteries and better semiconductors; a core component of microchips, transistors and most computerized devices. (2018-06-21)

New chemical method could revolutionize graphene
University of Illinois at Chicago scientists have discovered a new chemical method that enables graphene to be incorporated into a wide range of applications while maintaining its ultra-fast electronics. (2017-06-14)

The unbelievable speed of electron emission from an atom
In a unique experiment, researchers have clocked how long it takes for an electron to be emitted from an atom. The result is 0.000 000 000 000 000 02 seconds, or 20 billionths of a billionth of a second. The researchers' stopwatch consists of extremely short laser pulses. Hopefully, the results will help to provide new insights into some of the most fundamental processes in nature. (2017-11-13)

WSU researchers use coal waste to create sustainable concrete
Washington State University researchers have created a sustainable alternative to traditional concrete using coal fly ash, a waste product of coal-based electricity generation. (2018-07-12)

Simulation and experiment help TU Dresden researchers study next-generation semiconductors
Researchers at TU Dresden are refining methods for studying next-generation organic semiconductors by using a combination of experiments and supercomputing resources at the Leibniz Supercomputing Centre. (2018-03-08)

Hydrogen bonds directly detected for the first time
For the first time, scientists have succeeded in studying the strength of hydrogen bonds in a single molecule using an atomic force microscope. Researchers from the University of Basel's Swiss Nanoscience Institute network have reported the results in the journal Science Advances. (2017-05-12)

Optical tweezers steer a chemical reaction from just 2 atoms
Highlighting the fine level of control modern chemists possess, researchers have trapped two single atoms -- sodium and cesium -- in separate 'optical tweezers' and then maneuvered them together, resulting in a single molecule of sodium cesium (NaCs) with unique properties. (2018-04-12)

New record set for carbon-carbon single bond length
A stable organic compound has been synthesized with a record length for the bond between its carbon atoms, exceeding the assumed limit. (2018-03-08)

First use of graphene to detect cancer cells
By interfacing brain cells onto graphene, researchers at the University of Illinois at Chicago have shown they can differentiate a single hyperactive cancerous cell from a normal cell, pointing the way to developing a simple, noninvasive tool for early cancer diagnosis. (2016-12-19)

The atomic dynamics of rare everlasting electric fields
Researchers have discovered the atomic mechanisms that give the unusual material yttrium manganite its rare magnetic and electric properties. All it took was ricocheting neutrons off the atoms of a sample of the material heated to 3,000 degrees Fahrenheit. (2018-01-10)

Optical Atomic Clock: A long look at the captured atoms
In the case of one of the candidates for an optical clock which is developed at Physikalisch-Technische Bundesanstalt, an optical grating clock with strontium atoms, the loading of cold atoms into an optical grating has been optimized to such an extent that approx. 106 strontium atoms are loaded into the grating within 150 milliseconds at a temperature of a few microkelvin. There, the atoms remain stored for over one second and are available for a precision measurement of the optical frequency. (2008-02-05)

A 3D imaging technique unlocks properties of perovskite crystals
A team of materials scientists from Penn State, Cornell and Argonne National Laboratory have, for the first time, visualized the 3D atomic and electron density structure of the most complex perovskite crystal structure system decoded to date. (2018-12-06)

The ultimate green technology
Imagine patterning and visualizing silicon at the atomic level, something which, if done successfully, will revolutionize the quantum and classical computing industry. A team of scientists in Edmonton, Canada has done just that, led by a world-renowned physicist and his up-and-coming protégé. (2017-02-13)

Exotic state of matter: An atom full of atoms
If the electron orbits the nucleus at a great distance, there is plenty of space in between for other atoms. A 'giant atom' can be created, filled with ordinary atoms. All these atoms form a weak bond, creating a new, exotic state of matter at cold temperatures, referred to as 'Rydberg polarons'. (2018-02-26)

Physicists measured the properties of ultrashort X-ray pulses
Professor of Skobeltsyn Institute of Nuclear Physics, MSU and his foreign colleagues determined the physical parameters of ultrashort X-ray laser pulses with high temporary resolution. The results of the study were published in Nature Photonics journal. (2018-03-26)

2D topological physics from shaking a 1D wire
Published in Physical Review X, this new study propose a realistic scheme to observe a 'cold-atomic quantum Hall effect.' (2019-10-03)

Put a charge on it
The results, published in Nature Materials, make the US Department of Energy 150ºC challenge for emissions more attainable. Scientists from the López Group propose a dynamic charge and oxidation state for Single-Atom Catalysts. The dynamic charge transfer between metal and oxide is crucial to understanding the nature of the active site in Single-Atom Catalysts. (2019-08-05)

Researchers observe the switching of ras protein in detail
Ras proteins are molecular switches that decide if and when cells divide inside our bodies. An impairment of their function may result in the formation of a tumor. The process of switching the proteins on and off has been observed in detail by a research team headed by Prof Dr Klaus Gerwert from the Department of Biophysics at Ruhr-Universität Bochum (RUB); (2018-03-21)

Chemically tailored graphene
Graphene is considered as one of the most promising new materials. However, the systematic insertion of chemically bound atoms and molecules to control its properties is still a major challenge. Now, for the first time, scientists of the Friedrich-Alexander-Universität Erlangen-Nürnberg, the University of Vienna, the Freie Universität Berlin and the University Yachay Tech in Ecuador succeeded in precisely verifying the spectral fingerprint of such compounds in both theory and experiment. (2017-05-08)

New quantum states for better quantum memories
How can quantum information be stored as long as possible? An important step forward in the development of quantum memories has been achieved by a research team of TU Wien. (2016-11-23)

Are nanobots on their way?
The first real steps towards building a microscopic device that can construct nano machines have been taken by US researchers. Writing in the peer-reviewed publication, International Journal of Nanomanufacturing from Inderscience Publishers, researchers describe an early prototype for a nanoassembler. (2008-04-28)

From 2D to 1D: Atomically quasi '1D' wires using a carbon nanotube template
Researchers from Tokyo Metropolitan University have used carbon nanotube templates to produce nanowires of transition metal monochalcogenide (TMM), which are only 3 atoms wide in diameter. These are 50 times longer than previous attempts and can be studied in isolation, preserving the properties of atomically quasi '1D' objects. The team saw that single wires twist when perturbed, suggesting that isolated nanowires have unique mechanical properties which might be applied to switching in nanoelectronics. (2019-04-20)

Microscopy: A space-time sensor for light-matter interactions
Physicists from Ludwig-Maximilians-Universitaet (LMU) in Munich have developed an attosecond electron microscope that allows them to visualize the dispersion of light in time and space, and observe the motions of electrons in atoms. (2017-11-30)

Nature: Tricky feat with stand-up molecule
Scientists from Forschungszentrum Jülich have achieved a new level of precision working with single molecules. They succeeded in placing an ultrathin molecule in an upright position on a flat layer of silver atoms -- and the molecule remained standing instead of reverting to its naturally favoured position. The artificial structure described in Nature illustrates the potential of novel molecular fabrication methods. (2018-06-27)

A new way to atomically thin materials
Metallic conductivity and hydrophilicity of MXenes have established them as electrodes in rechargeable batteries and supercapacitors, as well as other applications, including photothermal cancer therapy, electromagnetic shielding, water purification and gas sensing. In the journal Angewandte Chemie, researchers have now introduced a new production method. Instead of using conventional, yet more expensive, titanium aluminum carbide, they selectively etch silicon out of titanium silicon carbide, a cheaper and more common precursor, to synthesize titanium carbide. (2018-04-04)

Hydrogen production: This is how green algae assemble their enzymes
Researchers at Ruhr-Universität Bochum have analyzed how green algae manufacture complex components of a hydrogen-producing enzyme. The enzyme, known as the hydrogenase, may be relevant for the biotechnological production of hydrogen. (2017-03-27)

Water, water -- the two types of liquid water
There are two types of liquid water, according to research carried out by an international scientific collaboration. This new peculiarity adds to the growing list of strange phenomena in what we imagine is a simple substance. The discovery could have implications for making and using nanoparticles as well as in understanding how proteins fold into their working shape in the body or misfold to cause diseases such as Alzheimer's or CJD. (2016-11-10)

New research shows how nanowires can be formed
In an article published in Nature today, researchers at Lund University in Sweden show how different arrangements of atoms can be combined into nanowires as they grow. Researchers learning to control the properties of materials this way can lead the way to more efficient electronic devices. (2016-03-17)

Hot bodies are attractive
You might think that a hot object pushes atoms and molecules away due to radiation pressure. But a UC Berkeley team showed that for a polarizable atom, the opposite occurs: the hot object attracts it. Using an atom interferometer, they found the attraction was 20 times stronger than the gravitational attraction between a tungsten object and a cesium atom. Though negligible in most situations, next-generation gravitational wave experiments may have to take this into account. (2017-12-08)

A common electronic language for magnetic resonance
The standards used to re-transcribed the collected data in organic chemistry is however specific to each laboratory, making it difficult to export the information electronically. An international team headed by chemists from UNIGE has developed a new common electronic language around two main features: it translates the data of each molecule in exactly the same way and makes it simple to export it from one information system to another. (2018-06-06)

NASA's MAVEN reveals Mars has metal in its atmosphere
Mars has electrically charged metal atoms (ions) high in its atmosphere, according to new results from NASA's MAVEN spacecraft. The metal ions can reveal previously invisible activity in the mysterious electrically charged upper atmosphere (ionosphere) of Mars. (2017-04-10)

Major discovery in controlling quantum states of single atoms
The scientists identified which mechanisms destroy the quantum properties of individual insulator. Using a Scanning Tunneling Microscope, which utilizes an atomically sharp metal tip, they were able to precisely image individual iron atoms and measure and control the time that the iron atom can maintain its quantum behavior. (2018-02-16)

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