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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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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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Pull Me to the Moon: Scientists Revolutionize Space Lift Concept to Save Cash on Lunar Missions New York NY (Sputnik) Sep 02, 2019
There is no need to tether a massive cable to the Earth's surface if you can "dangle" it into Earth's orbit from the Moon, a group of Columbia University scientists say. It would be difficult, but not impossible.
Scientists have come up with an interesting twist on the old concept of space lift, which should, in theory, significantly cut the cost of future Lunar missions, The Daily Star re ... 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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A new alphabet to write and read quantum messages with very fast particles Vienna, Austria (SPX) Sep 05, 2019
Quantum information relies on the possibility of writing messages in a quantum particle and reading them out in a reliable way. If, however, the particle is relativistic, meaning that it moves with velocities close to the speed of light, it is impossible for standard techniques to unambiguously decode the message and the communication fails.
Thanks to the introduction of a new method to wr ... more |
Pull Me to the Moon: Scientists Revolutionize Space Lift Concept to Save Cash on Lunar Missions New York NY (Sputnik) Sep 02, 2019
There is no need to tether a massive cable to the Earth's surface if you can "dangle" it into Earth's orbit from the Moon, a group of Columbia University scientists say. It would be difficult, but not impossible.
Scientists have come up with an interesting twist on the old concept of space lift, which should, in theory, significantly cut the cost of future Lunar missions, The Daily Star re ... 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 |
Philippine Airborne Campaign Targets Weather, Climate Science Greenbelt MD (SPX) Aug 27, 2019
NASA's P-3B science aircraft soared into the skies over the Philippines on Aug. 25 to begin a nearly two-month-long investigation on the impact that smoke from fires and pollution have on clouds, a key factor in improving weather and climate forecasts.
The Cloud, Aerosol, and Monsoon Processes Philippines Experiment (CAMP2Ex) is the most comprehensive field campaign to date in Maritime Sou ... 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 |
Swedish researchers unveil world's smallest accelerometer Washington (UPI) Sep 3, 2019
Engineers in Sweden have developed the world's smallest accelerometer using graphene. The accelerometer could be used to create new wearable technologies for use in medicine, fitness and gaming.
"Based on the surveys and comparisons we have made, we can say that this is the smallest reported electromechanical accelerometer in the world," Xuge Fan, a researcher at the KTH Royal Institute ... more |
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ESA spacecraft dodges large constellation Paris (ESA) Sep 04, 2019
For the first time, ESA has performed a 'collision avoidance manoeuvre' to protect one of its spacecraft from colliding with a satellite in a large constellation.
On Monday morning, the Agency's Aeolus Earth observation satellite fired its thrusters, moving it off a potential collision course with a SpaceX satellite in the Starlink constellation.
Constellations are fleets of hundreds ... more |
Hong Kong leader says will withdraw extradition bill: lawmaker Hong Kong (AFP) Sept 4, 2019
Hong Kong's leader told lawmakers Wednesday she will permanently shelve an extradition bill that triggered three months of pro-democracy protests, a politician who was in the briefing told AFP.
Carrie Lam, the city's chief executive, told a group of pro-Beijing lawmakers on Wednesday afternoon that she would withdraw the legislation, Felix Chung said.
"It is confirmed that the bill will ... more |
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Entanglement sent over 50 km of optical fiber Innsbruck, Austria (SPX) Sep 02, 2019
The quantum internet promises absolutely tap-proof communication and powerful distributed sensor networks for new science and technology. However, because quantum information cannot be copied, it is not possible to send this information over a classical network.
Quantum information must be transmitted by quantum particles, and special interfaces are required for this. The Innsbruck-based e ... more |
A key piece to understanding how quantum gravity affects low-energy physics Trieste, Italy (SPX) Aug 09, 2019 Researchers have, for the first time, identified the sufficient and necessary conditions that the low-energy limit of quantum gravity theories must satisfy to preserve the main features of the Unruh effect.
In a new study, led by researchers from SISSA (Scuola Internazionale Superiore di Studi Avanzati, the Complutense University of Madrid and the University of Waterloo, a solid theoretica ... 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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