TECH SPACE - AFRICA DAILY

Scientists develop new surface finishing for 3D-printing

Mar 13, 2017 (UPI)

Researchers at Waseda University in Japan developed a process they say dramatically improves the quality of 3D-printed resin products. The new technique improve...

Sandia creates 3-D metasurfaces with optical possibilities

Mar 13, 2017 (SPX)

Metamaterials don't exist in nature, but their ability to make ultra-thin lenses and ultra-efficient cell phone antennas, bend light to keep satellites cooler a...

Conquering metal fatigue

Mar 13, 2017 (SPX)

Metal fatigue can lead to abrupt and sometimes catastrophic failures in parts that undergo repeated loading, or stress. It's a major cause of failure in structu...

New application of the selective laser melting method

Mar 13, 2017 (SPX)

Scientists of Peter the Great St. Petersburg Polytechnic University (SPbPU) and Delft University of Technology developed a technology for obtaining new metal st...

First exact model for diffusion in magnesium alloys

Mar 13, 2017 (SPX)

The movement of atoms in solids controls everything. In order to develop new materials, material engineers need to be able to predict how fast impurity atoms di...

Orbiting in sunshine

Mar 13, 2017 (ESA)

Following three days of intensive work, mission control has declared the newly launched Sentinel-2B satellite fit and ready for commissioning. The 1100 kg Senti...

MIPT physicists predict the existence of unusual optical composites

Mar 13, 2017 (SPX)

Physicists from MIPT have predicted the existence of transparent composite media with unusual optical properties. Using graphics card based simulations, scienti...

Photonic doping makes class of metamaterials easier to fabricate

Mar 13, 2017 (SPX)

The field of metamaterials, an intersection of materials science, physics, nanotechnology and electrical engineering, aims to produce structures with unusual el...

Understanding what's happening inside liquid droplets

Mar 09, 2017 (SPX)

For most people, the drip, drip, drip of a leaking faucet would be an annoyance. But for Georgia Institute of Technology Ph.D. candidate Alexandros Fragkopoulos...

Polymer-coated silicon nanosheets - an alternative to graphene

Mar 09, 2017 (SPX)

Silicon nanosheets are thin, two-dimensional layers with exceptional optoelectronic properties very similar to those of graphene. Albeit, the nanosheets are les...

Scientists create new form of matter, a time crystal

Mar 09, 2017 (SPX)

Salt, snowflakes and diamonds are all crystals, meaning their atoms are arranged in 3-D patterns that repeat. Today scientists are reporting in the journal Natu...

Physicists design a device inspired by sonic screwdriver

Mar 09, 2017 (SPX)

Physicists have designed a handheld device inspired by the sonic screwdriver in Doctor Who and the tricorder in Star Trek that will use the power of MRI and mas...

U.S. Naval Research Lab develops light, transparent armor

Mar 08, 2017 (UPI)

Research chemists at U.S. Naval Research Laboratory (NRL) have developed and patented a transparent thermoplastic elastomer armor to reduce weight, inherent in ...

Mikros contracted for U.S. Navy radar support systems

Mar 08, 2017 (UPI)

The U.S. Navy awarded Mikros Systems Corporation with an $11.5 million contract to perform engineering and technical support services for radar support systems....

Coffee-ring effect leads to crystallization control

Mar 07, 2017 (SPX)

A chance observation of crystals forming a mark that resembled the stain of a coffee cup left on a table has led to the growth of customized polycrystals with i...

Space surveillance radar system fully operational

Mar 07, 2017 (UPI)

A C-band space surveillance radar system jointly operated by the United States and Australia has reached Full Operational Capability, the Australian Department ...

Researchers remotely control sequence in which 2-D sheets fold into 3-D structures

Mar 07, 2017 (SPX)

Inspired by origami, North Carolina State University researchers have found a way to remotely control the order in which a two-dimensional (2-D) sheet folds its...

3-D printing with plants

Mar 07, 2017 (SPX)

For centuries, cellulose has formed the basis of the world's most abundantly printed-on material: paper. Now, thanks to new research at MIT, it may also become ...

Aireon and Thales Begin Validation of Space-Based ADS-B Data

Mar 07, 2017 (SPX)

Aireon has announced that Thales has officially begun the testing and validation of the Aireon space-based Automatic Dependent Surveillance - Broadcast (ADS-B) ...

Bubble-recoil could be used to cool microchips, even in space

Mar 07, 2017 (SPX)

The bubbles that form on a heated surface create a tiny recoil when they leave it, like the kick from a gun firing blanks. Now researchers at the University of ...