|
Home > News > Tags > electrons
|
|
30
More: next 50 >>
As evidenced decades ago, Earth is surrounded by a couple of radiation belts, atmospheric structures that contain large amounts of dangerous charged electrons. Some experts suggested that increased solar activity might be capable of driving them towards the surface, but new data shows that to be false.
Researchers d... |
30 January 2012
14:31 GMT |
 |
|
A group of investigators was recently able to boost a standard scanning electron microscope's (SEM) ability to resolve and measure the crystal structures of both nanoparticles and thin films, by as much as 1,000 percent. SEM imaging will from now on be used increasingly often in nanotechnology studies.
SEM imag... |
25 January 2012
03:48 GMT |
|
|
Physicists in the United Kingdom, at the University of Southampton, propose the existence of a new force that is capable of making metamaterials attach themselves to other surfaces. The work is heavily influenced by a theory proposed by scientist James Clerk Maxwell, back in 1871.
At the time, the expert predicted ... |
17 January 2012
08:04 GMT |
|
|
A group of scientists at the University of Cambridge, in the United Kingdom, announces the creation of an advanced type of semiconductor chip. They say that this device is capable of converting electrons into a type of quantum state that acts at a large-enough scale to become visible to the naked eye. The newly form... |
9 January 2012
04:17 GMT |
|
|
Researchers at the Massachusetts Institute of Technology (MIT), in Cambridge, say that the spin of electrons flowing on the surface of materials called topological insulators can be controlled rather easily, by varying the polarization of the light source being used to study the particles.
The discovery was made as ... |
5 December 2011
06:57 GMT |
|
|
A space mission managed by the European Space Agency (ESA) was recently able to shed more light on a complex physical phenomenon, which involves the acceleration of particles in deep-space as if inside a man-made particle accelerators. The initial stages of the process are now understood.
The ESA Cluster mission man... |
17 November 2011
03:09 GMT |
|
|
A group of investigators at the University of Cambridge announces the development of a new control technique that allows physicists to monitor and influence the most fundamental aspect of any electronic circuit, which is the way in which individual electrons move through it.
The amazing degree of control the team... |
21 September 2011
13:31 GMT |
|
|
German scientists at the Ruhr University Bochum (RUB) have demonstrated for the first time ever that the spin pumping effect affecting magnetic layers can exist in reality. The concept was thus far only a theoretical construct, but the team's experiments proved that it actually exists.
Thanks to the new adva... |
12 September 2011
08:24 GMT |
|
|
Physicists with the US Department of Energy's (DOE) Lawrence Berkeley National Laboratory (Berkeley Lab) say that they are currently working on validating laser plasma accelerator technologies. If successful, their efforts could lead to the establishment of a new class of scientific devices, which could replace ... |
23 August 2011
03:33 GMT |
|
|
An international collaboration of researchers is working on a new method of understanding what happens during chemical reactions. The approach is extremely complex, as it involves tracking the behavior of individual electrons as this happens. Doing so is a monumentally difficult task, considering that the elementary ... |
16 August 2011
05:26 GMT |
|
|
A group of investigators from the Princeton University in the United States says that it recently managed to gather more insights into the nature of electrons. They way that scientists did this was by analyzing how single electrons interact with their environment.Using a complex, laser-based study technique, the expe... |
19 July 2011
07:37 GMT |
|
|
According to the results of a new analysis produced by electrical engineers at the University of California in Berkeley (UCB), it would appear that replacing electrical microprocessors with their magnetic counterparts might help improve performance, while at the same time reducing consumption.In the future, computers... |
4 July 2011
02:41 GMT |
|
|
For the first time ever, researchers finally established the question of whether electrons are perfectly spherical or not. It would appear that, just like everything else in nature, the elementary particles are not perfect spheres, but rather extremely close to it. According to the researchers who conducted the new w... |
26 May 2011
10:55 GMT |
|
|
A group of engineers from the Stanford University announces the development of an extremely energy-efficient laser, which could potentially be used to revolutionize optical communications systems.This accomplishment could lead to the development of smaller and faster data transmission technologies, which could b... |
17 May 2011
08:05 GMT |
|
|
The latest high-temperature superconductors that were discovered by scientists were found to exhibit fairly similar properties under certain conditions, and physicists thus far had no idea as to why that happened. A new study now helps shed some light on that mystery.For the research, physicists from the Rice Univers... |
5 May 2011
03:33 GMT |
|
|
Using the latest data collected by the NASA Cassini orbiter, astronomers were able to determine that the moon Enceladus plays an important role in the creation of auroras on its home planet, Saturn. Investigators learned that the moon releases massive plumes of electrically-charged particles, and that these surges fl... |
21 April 2011
03:25 GMT |
|
|
Physicists may have finally broken the mystery of an unexplained gap that was discovered in the electronic structures of certain high-temperature superconductors more than 20 years ago. This gap could indicate the presence of a previously-unknown state of matter.
For year, experts have been trying to make some se... |
26 March 2011
07:00 GMT |
|
|
According to the conclusions of a new scientific investigation, it would appear that the efficiency of existing solar cells could be significantly improved by shrinking the size of light-absorbing particles called quantum dots (QD).
The size of these particles is directly related to its ability to transfer energy... |
26 March 2011
05:33 GMT |
|
|
Experts with the American space agency announce that spacecraft and science balloons are currently being prepared for launch, in a bid to better understand the Van Allen radiation belts around Earth.
The NASA Radiation Belt Space Probes (RBSP) mission is currently in its advanced stage of preparation, ahead of a p... |
19 March 2011
04:55 GMT |
|
|
Physicists propose that black holes can be used as an aid in modeling the behavior of electrons flowing inside modern unconventional superconductor materials. The thing about these materials is that they tend to start off as insulators, and then become superconducting.A very precise set of conditions is necessary for... |
4 March 2011
04:41 GMT |
|
|
Physicists and materials scientist around the world are currently working on developing methods of including graphene inside next-generation electronics without causing the material to lose its trademark physical and chemical properties. The effort is bound to be very challenging, experts say. The reasons why so many... |
21 January 2011
08:43 GMT |
|
|
Even if the Large Hadron Collider (LHC) has barely began functioning properly for a couple of years, particle physicists are already thinking about the next generation of elementary particle splitters, and one particular concept appears to have captured their imagination – muon colliders. A muon is an elementar... |
4 January 2011
09:26 GMT |
|
|
In a research paper appearing in the journal arXiv, a team of physicists details how mass can be created inside the two-dimensional carbon compound known as graphene. This material has a peculiar range of chemical and physical properties, which make it the next big thing in the electronics industry. The range of pote... |
21 October 2010
11:01 GMT |
|
|
A group of investigators from the United States announces that new data have been collected on how a phenomenon known as noise develops in the carbon compound graphene. The material, which is heralded as one of the most significant discoveries of the 21st century, will soon be used on a wide scale in numerous electro... |
16 October 2010
03:46 GMT |
|
|
Until recently, the concept of electrical circuit has been considered to be an artificial one, with no direct equivalent in nature. In a new study of a bacteria species, this was proven to be wrong. Colonies of the microorganism called Shewanella oneidensis display the same type of properties as electrical circu... |
12 October 2010
06:07 GMT |
|
|
As part of a contract with the United States Navy, the Boeing Company has just been awarded an additional $23 million in order to complete a lab demonstrator of a 100-kilowatt Free Electron Laser.The FEL device is estimated to cost about $163 million overall. Cost estimates are however premature, given that the proje... |
14 September 2010
05:55 GMT |
|
|
A team of investigators managed to achieve an impressive breakthrough recently, when they developed a method of preserving the spin state of a single electron inside its environment.In other words, the physicists were able to allow for the separate existence of a single solid state spin in a quantum bit, or qubit. Th... |
10 September 2010
05:50 GMT |
|
|
Though they initially started out to investigate quirks in superconductors, two researchers ended up demonstrating how the most high-tech materials can shed more light on a common phenomenon.The interplay between electricity and magnetism has been discovered about two centuries ago, and has ever since developed conti... |
4 September 2010
04:49 GMT |
|
|
Recent investigations scientists conducted into superconductors, the amazing materials governed by the laws of quantum mechanics, revealed that higher laws of nature may be inscribed within. The idea was proposed by researchers who got a chance to look at the fractal structures that develop inside these materials, wh... |
12 August 2010
08:36 GMT |
|
|
In a development that could see major innovations being introduced to the computer industry, a team of investigators recently managed to produce the first plastic-based memory device that uses electrons to read and write data, rather the usual magnetic “1s” and “0s.”The accomplishment could se... |
10 August 2010
10:29 GMT |
|
|
When solutes and solvents exchange electric charges, they do so through a mechanism called electron transfer. This is one of the most basic interactions that can take place between various types of substances, and investigators can generally use spectroscopic techniques to gain more insights into how it works. These ... |
9 August 2010
02:28 GMT |
|
|
Discovering all there is to know about graphene is one of the most important goal in physics and chemistry today. The amazing properties this material has make it a suitable choice for replacing silicon in electronic devices, but experts are not yet familiar with all of its properties. One of the challenges in the fi... |
7 August 2010
03:58 GMT |
|
|
An international team of experts has for the first time managed to observe the motions of an atoms' outer electron in real time. The accomplishment was made possible by using ultrashort pulses of laser light at the attosecond (one quintillionth of a second) scale. The work was conducted by scientists at the Max ... |
5 August 2010
04:56 GMT |
|
|
An international team of scientists has recently managed to achieve an incredible goal in graphene research. They were able to produce pseudo-magnetic fields several times stronger than the strongest magnetic fields ever obtained in the lab. All of this was possible through applying the correct type of pressure and s... |
30 July 2010
03:55 GMT |
|
|
A group of investigators from the Dartmouth College announces the discovery of an instance when processes going on at the quantum level take preeminence over those happening at the macroscale. While this has been noticed in other studies to take place under very specific conditions, the event is still extremely rare.... |
1 July 2010
05:48 GMT |
|
|
In a groundbreaking new study, experts at the Cornell University determined that using single-molecule devices for applications at very small scales iwa both practical and feasible. The group conducted a series of experiments on individual molecules, and learned that these structures could produce the necessary elect... |
11 June 2010
05:56 GMT |
|
|
Determining and predicting the nature and behavior of space weather is one of the main goals in astronomy and planetary sciences today. Back in 1985, researchers Ajello and Shemansk published a well-respected document, on which modern interpretations of how space weather influences our planet is based. But new data s... |
8 June 2010
06:44 GMT |
|
|
Studying the way in which electrons arrange and interact with each other is an on-going field of research in physics and chemistry. Experts say that knowing more about this could lead to them solving a host of long-standing mysteries in physics. Bringing this objective a little closer were researchers at the US Depar... |
3 June 2010
08:53 GMT |
|
|
A group of scientists has recently managed to obtain groundbreaking new data on the electronic structure of graphene. The material is a single-atom-thick carbon compound, which exhibits very peculiar physical and chemical properties. Discovered only 5 years ago at the University of Manchester, in the UK, graphene has... |
21 May 2010
06:45 GMT |
|
|
In a groundbreaking new finding, the field of spintronics may have just received the boost it needed to take over the electronics industry from conventional approaches. This emerging area of research relies on using spin for storing data. In other words, the quantum mechanical properties of electrons can be used to e... |
27 April 2010
07:00 GMT |
|
|
According to a new scientific investigation, it may be that our planet's atmosphere is capable of forming massive energy fields high above Earth's surface that act just like particle accelerators. The conclusions were presented today, April 14, at the Royal Astronomical Society (RAS) National Astronomy Meet... |
14 April 2010
11:05 GMT |
|
|
The link between mass and acceleration is clear to anyone. The mass of a body and the force that acts on it determine how fast that particular object will travel when the force is applied. Given a force of a specified value, a lighter object will always be accelerated faster than a heavier one, for the simple reason ... |
12 April 2010
10:45 GMT |
|
|
A group of Spanish scientists from the UPC Lightning Research Group have been chasing storms for the past decade. Every time massive clouds threaten to bring about large amounts of rain, they set out to gather data on the phenomenon in their specially-equipped van. Their goal is to gain a deeper understanding of the ... |
27 March 2010
07:45 GMT |
|
|
In a groundbreaking experiment, investigators at the University of Minnesota, in the United States, recently managed to confirm the existence of giant saturation magnetization materials. In addition to this achievement, the group also managed to demonstrate that the predicted limit of maximum magnetism for an object ... |
22 March 2010
07:28 GMT |
|
|
Most modern-day cell phones have at least one camera, which can be used either for visual communications, or for snapping images of the user's surroundings. But one thing that makes these cameras stand out, and not in a good way, is the fact that they produce photos of reduced quality, which almost always look g... |
22 March 2010
04:05 GMT |
|
|
According to a new investigation presented at a recent scientific conference, it would appear that a class of very little-studied materials known as topological insulators may hold the key for physicists gaining new insight into exotic particles that have thus far only been hypothesized to exist. They have never been... |
17 March 2010
16:01 GMT |
|
|
Scientists involved in the Borexino experiment managed to recently identify the first traces of geo-neutrinos in their detector, a facility buried under 1.5 kilometers of mountain. Located in Italy, underneath the Gran Sasso mountain, near l'Aquila, the 80-scientist endeavor managed to identify tell-tale signs o... |
16 March 2010
19:01 GMT |
|
|
Experts at the European Space Agency (ESA) recently detailed a new method of producing killer electrons, deadly variants of the common, more “peaceful” type. Based on data collected by the ESA Cluster satellites, the new study seems to suggest that shock waves sent through the solar system by solar storms... |
11 March 2010
09:04 GMT |
|
|
Experts have recently identified a never-before-seen phenomenon inside carbon nanotubes, which manifests itself through powerful waves of electricity being discharged from carbon nanotubes. The team of Massachusetts Institute of Technology (MIT) researchers that found this strange occurrence named the phenomenon ther... |
8 March 2010
05:03 GMT |
|
|
Many physicists today believe that the elementary particles known as neutrons may hold the key to a wide range of improvements in many fields of science nowadays. This may seem a bit off for those of you who know that these particles are neutrally-charged, slightly bigger than a proton, and inconsequential in most ca... |
25 February 2010
10:54 GMT |
|
More: next 50 >> |
|
|
Find us on Google+
