News tagged with vertical axis

Picosecond Oscilloscope

An oscilloscope is a device for displaying signals that are too fast to be seen by the human eye. Typically the signal consists of a voltage level that changes quickly moment by moment (over millisecond to nanosecond timescales). ...

Physics / Optics & Photonics

created May 26, 2009 | popularity 3.8 / 5 (4) | comments 0




Search results for vertical axis


Dung beetle dance provides crucial navigation cues

(PhysOrg.com) -- The dung beetle dance, performed as the dung beetle moves away from the dung pile with his precious dung ball, is a mechanism to maintain the desired straight-line departure from the pile, ...

Biology / Plants & Animals

created Jan 18, 2012 | popularity not rated yet | comments 0

Wind experts advise on revolutionary wind-powered skyscraper

The infamous winds that gust through downtown San Francisco streets, overturning kiosks and sometimes toppling pedestrians, will help to power a revolutionary skyscraper set to open next fall -- and could ...

Technology / Engineering

created Nov 18, 2011 | popularity 4.3 / 5 (3) | comments 0

Light vortex: Circularly polarized luminescence from a stirred and gelled solution of dye

(PhysOrg.com) -- Simple stirring can influence light, according to a report presented in the journal Angewandte Chemie by Kunihiko Okano and co-workers. Dye molecules locked in a gel send out “helical” ...

Chemistry / Materials Science

created Oct 26, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Flying microrobot takes steps toward full autonomy (w/ video)

(PhysOrg.com) -- With the goal of designing an insect-inspired flying microrobot capable of sustained autonomous flight, researchers have demonstrated for the first time a microrobot that achieves vertical ...

Technology / Engineering

created Sep 20, 2011 | popularity 4.5 / 5 (18) | comments 8 | with audio podcast feature

Two radiation generators mark major milestones

Two remarkable pulsed-power machines used to test the nation’s defenses against atomic weapons have surpassed milestones at Sandia National Laboratories: 4,000 firings, called ‘shots,’ on the ...

Physics / General Physics

created Sep 08, 2011 | popularity 4.9 / 5 (7) | comments 13

Wind-turbine placement produces tenfold power increase, researchers say

(PhysOrg.com) -- The power output of wind farms can be increased by an order of magnitude -- at least tenfold -- simply by optimizing the placement of turbines on a given plot of land, say researchers at the ...

Technology / Energy & Green Tech

created Jul 13, 2011 | popularity 4.8 / 5 (11) | comments 12 | with audio podcast

Pterosaur-inspired aircraft makes sharper turns

(PhysOrg.com) -- By morphing and repositioning a small aircraft's vertical tail to resemble the cranial crest of a pterosaur, researchers have shown that the aircraft's turn radius can be reduced by 14%. The ...

Technology / Engineering

created Jun 14, 2011 | popularity 4.8 / 5 (15) | comments 17 | with audio podcast feature

The pirouette effect in the chaos of turbulence

(PhysOrg.com) -- The quick mixing of coffee and milk after stirring or the formation of raindrops in clouds: these are just two of many phenomena in which turbulent flows play a decisive role. Researchers ...

Physics / General Physics

created Jun 09, 2011 | popularity 4 / 5 (8) | comments 1 | with audio podcast

New omni-directional wind turbine can capture wind energy on building rooftops

(PhysOrg.com) -- Katru Eco-Energy, headed by founder and inventor, Varan Sureshan, has developed a new kind of wind turbine meant to capture the winds that fly in all directions atop big buildings, and unlike ...

Technology / Energy & Green Tech

created May 16, 2011 | popularity 4.9 / 5 (16) | comments 20 | with audio podcast report

ORNL rifle sighting system uses sensors to score bull's-eye

Military and police marksmen could see their rifle sights catch up with the 21st century with a fiber-optic laser-based sensor system that automatically corrects for even tiny barrel disruptions.

Technology / Engineering

created Apr 18, 2011 | popularity 3.7 / 5 (3) | comments 7


List of search results for vertical axis