Search results for 4-D printing

Robotics Oct 3, 2018

Scientists develop smart technology for synchronized 3-D printing of concrete

Scientists from Nanyang Technological University, Singapore (NTU Singapore) have developed a technology whereby two robots can work in unison to 3-D-print a concrete structure. This method of concurrent 3-D printing, known ...

Space Exploration Sep 28, 2018

A decade of commercial space travel – what's next?

In many industries, a decade is barely enough time to cause dramatic change unless something disruptive comes along – a new technology, business model or service design. The space industry has recently been enjoying all ...

Polymers Sep 17, 2018

World speed record for polymer simulations shattered by over a hundred-fold

From a humble plastic bag to ultra-light airplane wings, polymers are everywhere. These molecules are long chains of atoms that play many roles for good and bad, from organic photovoltaics to indestructible plastic pollution. ...

Materials Science Sep 14, 2018

Advanced biomaterials with silk fibroin-bioactive glass to engineer patient-specific 3-D bone grafts

The complex architecture of bone is challenging to recreate in the lab. Therefore, advances in bone tissue engineering (BTE) aim to build patient-specific grafts that assist bone repair and trigger specific cell-signaling ...

Materials Science Sep 13, 2018

Researcher creates hydrogels capable of complex movement

Living organisms expand and contract soft tissues to achieve complex, 3-D movements and functions, but replicating those movements with man-made materials has proven challenging.

Materials Science Sep 4, 2018

4-D printing reversible shape changing materials with light-based grayscale patterning

Reversible shape change is a highly desirable property for many biomedical applications, including mechanical actuators, soft robotics and artificial muscles. Some materials can change size or shape when irradiated with light, ...

Mathematics Aug 7, 2018

Mathematician discusses solving a seemingly unsolvable equation

After 10 years, Prof. Raimar Wulkenhaar from the University of Münster's Mathematical Institute and his colleague Dr. Erik Panzer from the University of Oxford have solved a mathematical equation which was considered to ...

Biotechnology Jul 27, 2018

Engineering 3-D bio-printed scaffolds to regenerate damaged peripheral nervous systems

In the last decade or so, 3-D printing has experienced a surge in popularity as the technology has become more precise and accessible. Now, researchers from the University of Saskatchewan are looking at how we can use 3-D ...

Optics & Photonics Jul 11, 2018

Shaping terahertz beams with extremely high precision via 3-D printing

Terahertz radiation can be used for a wide variety of applications and is used today for airport security checks just as much as it is for material analysis in the lab. The wavelength of this radiation is in the millimetre ...

Other Jul 9, 2018

10 products you may not realise are threatened by the CO2 shortage

I have found myself in a rather unexpected place over the past few days. For more than two decades, I have been incessantly proclaiming that we produce far too much carbon dioxide (CO₂) with the associated risks of global ...

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