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Physicists create world's smallest engine![]() Dublin, Ireland (SPX) Aug 23, 2019 Theoretical physicists at Trinity College Dublin are among an international collaboration that has built the world's smallest engine - which, as a single calcium ion, is approximately ten billion times smaller than a car engine. Work performed by Professor John Goold's QuSys group in Trinity's School of Physics describes the science behind this tiny motor. The research, published in international journal Physical Review Letters, explains how random fluctuations affect the operation of microscopic ... read more |
DNA origami joins forces with molecular motors to build nanoscale machinesBoston MA (SPX) Jul 22, 2019 Every year, robots get more and more life-like. Solar-powered bees fly on lithe wings, humanoids stick backflips, and teams of soccer bots strategize how to dribble, pass, and score. And, the more r ... more
DARPA Announces Microsystems Exploration ProgramWashington DC (SPX) Jul 17, 2019 Over the past few decades, DARPA's Microsystems Technology Office (MTO) has enabled revolutionary advances in electronics materials, devices, and systems, which have provided the United States with ... more
Monitoring the lifecycle of tiny catalyst nanoparticlesBochum, Germany (SPX) May 07, 2019 Nanoparticles can be used in many ways as catalysts. To be able to tailor them in such a way that they can catalyse certain reactions selectively and efficiently, researchers need to determine the p ... more
Fast and selective optical heating for functional nanomagnetic metamaterialsUsurbil, Spain (SPX) Apr 23, 2019 Compared to so-far used global heating schemes, which are slow and energy-costly, light-controlled heating, using optical degrees of freedom such as light wavelength, polarisation, and power, allows ... more |
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Researchers report new light-activated micro pumpHouston TX (SPX) Mar 15, 2019 Even the smallest mechanical pumps have limitations, from the complex microfabrication techniques required to make them to the fact that there are limits on how small they can be. Researchers have a ... more
Defects help nanomaterial soak up more pollutant in less timeHouston TX (SPX) Mar 14, 2019 Cleaning pollutants from water with a defective filter sounds like a non-starter, but a recent study by chemical engineers at Rice University found that the right-sized defects helped a molecular si ... more |
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China's lunar rover travels over 284 meters on moon's far side Beijing (XNA) Sep 10, 2019
China's lunar rover Yutu-2 has driven 284.66 meters on the far side of the moon to conduct scientific exploration on the virgin territory.
Both the lander and the rover of the Chang'e-4 probe switched to its dormant mode for the lunar night on Friday (Beijing time), according to the Lunar Exploration and Space Program Center of the China National Space Administration.
China's Chang'e ... more |
China's KZ-1A rocket launches two satellites Jiuquan, China (XNA) Sep 02, 2019
Two satellites for technological experiments were sent into space by a Kuaizhou-1A, or KZ-1A, carrier rocket from the Jiuquan Satellite Launch Center in northwest China on Saturday.
The rocket blasted off at 7:41 a.m. and sent the two satellites into their planned orbit.
Kuaizhou-1A, meaning speedy vessel, is a low-cost solid-fuel carrier rocket with high reliability and a short prep ... more |
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Apple: Security report on iPhone hack created 'false impression' San Francisco (AFP) Sept 6, 2019
Apple hit back Friday at a Google research report suggesting iPhones may have been targeted by a long-running hacking operation, calling it inaccurate and misleading.
Apple spokesman Fred Sainz said in a statement the research released by Google created a "false impression" that large numbers of iPhone users may have been compromised.
Sainz said that contrary to what Google claimed, the ... more |
China's lunar rover travels over 284 meters on moon's far side Beijing (XNA) Sep 10, 2019
China's lunar rover Yutu-2 has driven 284.66 meters on the far side of the moon to conduct scientific exploration on the virgin territory.
Both the lander and the rover of the Chang'e-4 probe switched to its dormant mode for the lunar night on Friday (Beijing time), according to the Lunar Exploration and Space Program Center of the China National Space Administration.
China's Chang'e ... more |
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Physicists create world's smallest engine Dublin, Ireland (SPX) Aug 23, 2019
Theoretical physicists at Trinity College Dublin are among an international collaboration that has built the world's smallest engine - which, as a single calcium ion, is approximately ten billion times smaller than a car engine.
Work performed by Professor John Goold's QuSys group in Trinity's School of Physics describes the science behind this tiny motor. The research, published in intern ... more |
Researchers show satellite data can reveal fire susceptibility in peatlands Stanford CA (SPX) Sep 10, 2019
When large areas of carbon-rich soil catch fire, the blaze emits massive amounts of carbon into the atmosphere and creates a thick haze some residents of Southeast Asia know all too well. In 2015, the haze from peatland fires was fatal, responsible for more than 100,000 premature deaths in Indonesia, Malaysia and Singapore.
Because of how they accumulate organic material for long periods o ... more |
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Physicists create world's smallest engine Dublin, Ireland (SPX) Aug 23, 2019
Theoretical physicists at Trinity College Dublin are among an international collaboration that has built the world's smallest engine - which, as a single calcium ion, is approximately ten billion times smaller than a car engine.
Work performed by Professor John Goold's QuSys group in Trinity's School of Physics describes the science behind this tiny motor. The research, published in intern ... more |
'Sense of urgency', as top tech players seek AI ethical rules Geneva (AFP) Sept 2, 2019
Top players in global tech companies kicked off work Monday to draw up global ethical standards related to data and artificial intelligence, with Microsoft's president voicing a "sense of urgency".
Some two dozen high-ranking representatives of the global and Swiss economies, as well as scientists and academics, met in Geneva for the first Swiss Global Digital Summit aimed at seeking agreeme ... more |
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Iran unveils new reconnaissance and attack drone Tehran (AFP) Sept 1, 2019
Iran on Sunday unveiled a jet-propelled drone it said is capable of finding and attacking targets far from the country's borders with precision.
Dubbed the "Kian", the unmanned aerial vehicle was designed, produced and tested by experts of the air defence force within about a year, said the head of the force, Brigadier General Alireza Sabahifard.
The drone comes in two models capable of ... more |
Silicon carbide more efficient as a semiconductor Basel, Switzerland (SPX) Sep 09, 2019 |
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Shaken but not stirred: Konnect satellite completes vibration tests Canne, France(ESA) Sep 09, 2019
The first Spacebus Neo satellite - Konnect, a high-throughput satellite ordered by Eutelsat - has successfully completed its mechanical test campaign in Thales Alenia Space facilities in Cannes.
The test demonstrates the ability of the satellite to withstand the strong shaking that occurs during launch. The project partners - ESA, Thales Alenia Space, CNES and Eutelsat - were very pleased ... more |
Hong Kong students protest; Lam tells US to stay out Hong Kong (AFP) Sept 10, 2019 Hong Kong's secondary schools have become the latest ideological battleground for pro-democracy protesters with thousands of students taking part in human chain rallies since the new academic year kicked off.
Tam, 16, was outside his school in Hong Kong's Yau Ma Tei district earlier this week where he and dozens of other classmates linked hands in what has become a daily ritual across the se ... more |
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And then there was light: looking for the first stars in the Universe Canberra, Australia (SPX) Sep 09, 2019
Astronomers are closing in on a signal that has been travelling across the Universe for 12 billion years, bringing them nearer to understanding the life and death of the very earliest stars.
In a paper on the preprint site arXiv and soon to be published in the Astrophysical Journal, a team led by Dr Nichole Barry from Australia's University of Melbourne and the ARC Centre of Excellence for ... more |
UN offers use of ESA's hypergravity centrifuge to researchers worldwide Noordwijk, Netherlands (SPX) Sep 06, 2019
Imagine being able to increase the force of gravity simply by turning a dial. A United Nations fellowship is offering this opportunity to researchers all over the world, through access to ESA's hypergravity-generating Large Diameter Centrifuge.
Manipulate gravity and a lot of other factors shift too: bubbles in liquid alter their behaviour, convection currents accelerate and metal alloys f ... more |
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Agrivoltaics proves mutually beneficial across food, water, energy nexus Tucson AZ (SPX) Sep 05, 2019
Building resilience in renewable energy and food production is a fundamental challenge in today's changing world, especially in regions susceptible to heat and drought. Agrivoltaics, the co-locating of agriculture and solar photovoltaic panels, offers a possible solution, with new University of Arizona-led research reporting positive impacts on food production, water savings and the efficiency o ... more |
Private Chinese firms tapping international space market Beijing (XNA) Sep 02, 2019
As China's private rocket enterprises strive to expand their presence in the Chinese space sector, they have also started tapping the international market.
LandSpace, a Beijing-based space startup and one of the leading private rocket makers in China, announced on Wednesday at the International Aviation and Space Salon 2019 in Russia that it has begun inviting payload partners from around ... more |
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