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Archive for the ‘engineering’ category: Page 200

Dec 21, 2016

Q&A: Diamond in Quantum Applications

Posted by in categories: computing, engineering, particle physics, quantum physics

Oh; there is a LOT more to they syndiamond story as it relates to some of the additional hardware and communications technologies that we’re developing and planning for the future.


What are the unique properties of diamond that make it a supermaterial?

Diamond has long been known to have exceptional properties, largely resulting from the symmetry of the cubic lattice made of light carbon atoms connected by extremely strong bonds. These exceptional properties include thermal conductivity five times higher than that of copper and the widest optical transparency of any material extending from the UV to the RF part of the electromagnetic spectrum. Additionally, diamond also has some interesting chemical properties as it is extremely inert, though it can become a conductor by adding boron. In this manner, one could leverage synthetic diamond for use in electrochemical incineration where existing electrode materials have only a limited lifetime.

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Dec 19, 2016

Here’s our first look at Waymo’s new self-driving Chrysler Pacifica minivans

Posted by in categories: engineering, robotics/AI, transportation

Waymo, the newly-minted Alphabet company that was previously Google’s self-driving car project, has a new addition to its vehicle fleet: 100 Chrysler Pacifica hybrid minivans, which were produced by Fiat Chrysler specifically for the purpose of making them fully autonomous using Waymo’s tech, onboard computer power, sensors and telematics. The 100 new cars will join Waymo’s other self-driving vehicles in active service on public roads for more testing starting early next year.

These vehicles were created through a close partnership between Waymo and FCA that actually saw engineering teams from both companies co-located at a Michigan engineering site, and testing of tech through the development process happened both in Chelsea, Michigan, and Yucca, Arizona on the FCA side, and at Waymo’s own test facilities in California.

While the Chrysler Pacificas used are based on the 2017 production model that consumers can buy, changes were made to the vehicles’ electrical, powertrain and structural systems, as well as to the vehicle chassis itself, in order to make them better suited for using Waymo’s tech. This results in a much tighter integration than if the Alphabet company had just purchased Chrysler vehicles off the line and done their own aftermarket modifications on stock vehicles. Still, from project outset to these being ready to enter service took only six months, according to FCA.

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Dec 19, 2016

Scientists produce functional heart pacemaker cells

Posted by in categories: biotech/medical, engineering, health, life extension

Tissue engineering and Stem cells are a large part of the rejuvenation biotechnology toolkit. Here we have yet more progress and this time the pacemaker cells are replicated for possible use in biological pacemaker therapies.

“Scientists from the McEwen Centre for Regenerative Medicine, University Health Network, have developed the first functional pacemaker cells from human stem cells, paving the way for alternate, biological pacemaker therapy.”

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Dec 19, 2016

New Flying Robots Take Cues From Airborne Animals

Posted by in categories: drones, engineering, robotics/AI

From navigating turbulence, to sleeping midflight, to soaring without a sound, animals’ flight adaptations are helping scientists design better flying robots.

Airborne drones and the animals they mimic are featured in 18 new studies published online Dec. 15 in the journal Interface Focus. This special issue is intended “to inspire development of new aerial robots and to show the current status of animal flight studies,” said the issue’s editor, David Lentink, an assistant professor of mechanical engineering at Stanford University in California.

Though humans have been building flying machines since the 18th century, these new studies revealed that there is still much to be learned from looking closely at how birds, insects and bats take flight, keep themselves aloft and maneuver to safe landings. [Biomimicry: 7 Clever Technologies Inspired by Nature].

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Dec 15, 2016

How to control a robotic arm with your mind — no implanted electrodes required

Posted by in categories: biotech/medical, engineering, robotics/AI

Research subjects at the University of Minnesota fitted with a specialized noninvasive EEG brain cap were able to move a robotic arm in three dimensions just by imagining moving their own arms (credit: University of Minnesota College of Science and Engineering)

Researchers at the University of Minnesota have achieved a “major breakthrough” that allows people to control a robotic arm in three dimensions, using only their minds. The research has the potential to help millions of people who are paralyzed or have neurodegenerative diseases.

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Dec 10, 2016

Turning the potential of electronic printables into a real breakthrough

Posted by in categories: engineering, food

Those “sell by” or “best by” dates that you see on food packaging? They’re so last century. In the future, built-in sensors in food labels will not only tell you when a product is going bad but also if you’re storing it correctly. Some might even be able to give you a breakdown of its nutritional data. All this is thanks to developments in the burgeoning world of printable electronics. Now researchers at MIT have invented a printing process that could turn a lot of the potential breakthroughs, such as electricity-generating clothing and smart sutures we’ve been seeing in this space, into an inexpensive reality.

“There is a huge need for printing of electronic devices that are extremely inexpensive but provide simple computations and interactive functions,” says A. John Hart, an associate professor in contemporary technology and mechanical engineering.

While some researchers have been studying the possibility of using inkjet printing and rubber stamping, these techniques have produced mixed results at best, often resulting in fuzzy, coffee-ring patterns or incomplete circuits due to the difficulty of controlling ink flow at such small scales.

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Dec 3, 2016

Should tech grads pick defense over Silicon Valley?

Posted by in categories: cybercrime/malcode, drones, engineering, government, military, neuroscience

Hmmmm.


Sam Gussman arrived four years ago at Stanford University hoping to eventually parlay an engineering degree into a product manager job at Google or Facebook.

Working for the National Security Agency or other intelligence bureaus never crossed his mind. For Gussman, the government didn’t seem like the place for the most exciting, cutting-edge research in human computer interaction — his area of interest. Plus, it did no on-campus recruiting, unlike the many tech startups that e-mailed him daily about job opportunities and happy hours.

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Nov 28, 2016

Material Measures the ‘Mood’ of Structures

Posted by in categories: education, engineering

Fun stuff

http://www.paintsquare.com/news/?fuseaction=view&id=15868&

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Nov 28, 2016

Cold Fusion Lives: Experiments Create Energy When None Should Exist

Posted by in categories: engineering, nuclear energy

The field, now called low-energy nuclear reactions, may have legit results—or be stubborn junk science.

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Nov 26, 2016

New Technique Can Potentially Help Slow And Reverse An Important Cause Of Aging

Posted by in categories: biotech/medical, engineering, life extension

Led by Nikolay Kandul, senior postdoctoral scholar in biology and biological engineering in the laboratory of Professor of Biology Bruce Hay, the team developed a technique to remove mutated DNA from mitochondria, the small organelles that produce most of the chemical energy within a cell. A paper describing the research appears in the November 14 issue of Nature Communications. There are hundreds to thousands of mitochondria per cell, each of which carries its own small circular DNA genome, called mtDNA, the products of which are required for energy production. Because mtDNA has limited repair abilities, normal and mutant versions of mtDNA are often found in the same cell, a condition known as heteroplasmy.

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