Determining the boundaries of objects is one of the central problems in computer vision. It's something humans do with ease: We glance out the window and immediately see cars as distinct from the sidewalk and street and the ...
Computer Sciences
May 31, 2011
10
0
Researchers at ETH Zurich have trapped a tiny sphere measuring a hundred nanometres using laser light and slowed down its motion to the lowest quantum mechanical state. This technique could help researchers to study quantum ...
Nanophysics
Jul 15, 2021
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5916
Imagine a cellphone battery that stayed charged for more than a week and recharged in just 15 minutes. That dream battery could be closer to reality thanks to Northwestern University research.
Materials Science
Nov 14, 2011
17
0
An aircraft with a parallel hybrid engine – the first ever to be able to recharge its batteries in flight – has been successfully tested in the UK, an important early step towards cleaner, low-carbon air travel.
Energy & Green Tech
Dec 23, 2014
0
0
In a modern, multicore chip, every core—or processor—has its own small memory cache, where it stores frequently used data. But the chip also has a larger, shared cache, which all the cores can access.
Computer Sciences
Sep 10, 2015
2
1929
(PhysOrg.com) -- Stanford engineers have built what they believe is a chip with the most advanced computing and storage elements made of carbon nanotubes to date by devising a way to root out the stubborn complication of ...
Nanophysics
Dec 9, 2009
4
0
No less than one third of a car's fuel consumption is spent in overcoming friction, and this friction loss has a direct impact on both fuel consumption and emissions. However, new technology can reduce friction by anything ...
Energy & Green Tech
Jan 12, 2012
9
0
(PhysOrg.com) -- Quadrotors, robotic vehicles resembling tiny helicopters, have been demonstrated by a group of scientists in the US. The quadrotors were shown carrying out impressive maneuvers and lifting payloads both singly ...
It's time to stop thinking of solar energy as a boutique source of power, says Joshua Pearce.
Energy & Green Tech
Dec 1, 2011
59
0
(PhysOrg.com) -- There are a surprising number of designs out there for electric cars. Most of the design innovations are about creating a more efficient design. While this has meant, for the most part, that design innovations ...
