TECH SPACE - AFRICA DAILY

Nov 01, 2017 (SPX)

Molecules rotate in the range of picoseconds (10-12 s), their atoms vibrate in the range of femtoseconds (10?15 s), and the electrons move in the range of attos...

Radio Pollution Creates Space Shield for Satellites

Oct 31, 2017 (VOA)

"This can range from little chips of paint all the way up to spent rocket bodies and things like that," said Dan Baker, director of the Laboratory of Atmosphere...

Guiding the random laser

Oct 31, 2017 (SPX)

So, how do you control some of the randomness to make useful devices? It's a question that's led a team of researchers at The University of New Mexico to a disc...

Small droplets are a surprise: They disappear more slowly than they 'should'

Oct 31, 2017 (SPX)

This applies not only to water but also to other liquids: it turns out that very small droplets evaporate more slowly than predicted by current models! Research...

Raytheon awarded $1.5B contract for radar systems

Oct 29, 2017 (UPI)

The contract between the MDA and Raytheon calls for the defense contractor to provide operations and sustainment for the Army Navy Transportable Radar Surveilla...

Nanoscale textures make glass invisible

Oct 29, 2017 (UPI)

Under most light conditions, glass gives its presence away with a slightly glare. Glare is helpful when you're trying to avoid a sliding glass door, but it can ...

A quantum spin liquid

Oct 26, 2017 (SPX)

The first-of-its-kind copper iridate metal oxide - Cu2IrO3 - is one where the natural magnetic order is disrupted, a state known as geometric frustration, said ...

Discovery of a new structure family of oxide-ion conductors SrYbInO4

Oct 26, 2017 (SPX)

Many researchers have investigated the optical, electrical, and magnetic properties of CaFe2O4-type materials, but the CaFe2O4-type pure oxide-ion conductors ha...

Technique offers advance in testing micro-scale compressive strength of cement

Oct 26, 2017 (SPX)

"The information collected using this technique can be used to better understand the behavior of concrete when it fails, as well as providing key data for 'cons...

MIT students fortify concrete by adding recycled plastic

Oct 26, 2017 (SPX)

MIT undergraduate students have found that, by exposing plastic flakes to small, harmless doses of gamma radiation, then pulverizing the flakes into a fine powd...

Laser beams for superconductivity

Oct 26, 2017 (SPX)

It is well known that this compound, with the chemical formula K3C60, can behave as a superconductor - that is, conduct without dissipating energy - below a cri...

New property found in unusual crystalline materials

Oct 26, 2017 (SPX)

When the boundaries between the grains are of a particular type, called a coherent twin boundary (CTB), this adds useful properties to certain materials, especi...

Selective memory makes data caches 50 percent more efficient

Oct 26, 2017 (SPX)

As processors' transistor counts have gone up, the relatively slow connection between the processor and main memory has become the chief impediment to improving...

Understanding how electrons turn to glass

Oct 26, 2017 (SPX)

The ability of some liquids to transition into glass has been exploited since ancient times. But many fundamental aspects of this transition phase are far from ...

Xenesis Licenses Cutting Edge IP from NASA/JPL

Oct 24, 2017 (SPX)

The agreement allows Xenesis to license NASA/JPL optical hardware, which will lead the global communications industry into the next technological era. The inven...

Using space to study ultra-cold materials

Oct 24, 2017 (SPX)

University of Virginia physicist Cass Sackett is part of the mission. "We will make use of the near-weightless conditions of orbit to help us suspend atoms, slo...

Canadian SAR aircraft to feature Elta Systems radars

Oct 24, 2017 (UPI)

The ELM-2022 is multi-mode radar for detection, localization, classification, and tracking of targets over water and land in all weather conditions. It is made ...

High field magnet at BER II offers Insights into a hidden order

Oct 23, 2017 (SPX)

At temperatures below 17.5 Kelvin, a new internal order emerges: Something in the material orders in some yet undisclosed way, releasing a certain amount of hea...

Turning a material upside down can sometimes make it softer

Oct 20, 2017 (SPX)

This is the result of the interaction between the localised flexoelectric polarisation caused by the mechanical stress gradient of the indentation, on the one h...

These headsets are made for walking over Mars

Oct 20, 2017 (JPL)

Starting today, everyone can get a taste of what that feels like. NASA's Jet Propulsion Laboratory in Pasadena, California, collaborated with Google to produce ...