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News tagged with tension

Can social media detect the changes in public mood?

New research has analysed the mood of Twitter users in the UK and detected various changes in the mood of the public. In particular, the researchers observed a significant increase in negative mood, anger and fear, coinciding ...

Technology / Computer Sciences

created Apr 16, 2012 | popularity 5 / 5 (6) | comments 3 | with audio podcast

Pesticide additives cause drifting droplets, but can be controlled

(PhysOrg.com) -- Chemical additives that help agricultural pesticides adhere to their targets during spraying can lead to formation of smaller "satellite" droplets that cause those pesticides to drift into ...

Physics / General Physics

created Mar 20, 2012 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Scientists revise the 60-year-old definition of surface tension on solids

Researchers of VTT Technical Research Centre of Finland have shown that surface tension on a solid material is unconnected to the energy required to create a new surface. Consequently, surface tension on a solid does not ...

Physics / Condensed Matter

created Feb 27, 2012 | popularity 3.7 / 5 (3) | comments 1

World's first magnetic soap produced

Scientists from the University of Bristol have developed a soap, composed of iron rich salts dissolved in water, that responds to a magnetic field when placed in solution. The soap's magnetic properties were ...

Chemistry / Materials Science

created Jan 23, 2012 | popularity 4.9 / 5 (10) | comments 1 | with audio podcast

Research teams develop rolling microcapsules to repair micro-sized defects in surfaces

(PhysOrg.com) -- Imagine if instead of relying on special x-ray or electrical current testing technology to find really tiny cracks in the skin that covers an airplane, microcapsules filled with easily detected ...

Nanotechnology / Nanomaterials

created Jan 10, 2012 | popularity 5 / 5 (2) | comments 2 | with audio podcast report

A new twist on surface tension

(PhysOrg.com) -- On a mission to manipulate microscale structures of materials, researchers engineer new methods of controlling surface tension.

Physics / Soft Matter

created Jan 10, 2012 | popularity 4.8 / 5 (5) | comments 6 | with audio podcast

Trapping butterfly wings' qualities

Butterflies have inspired humans since the time of ancient Egypt, but now they're also inspiring researchers to look toward nature to help create the next generation of waterproof materials for electronics ...

Chemistry / Materials Science

created Jan 04, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Neutrons answer shampoo formulation puzzle

(PhysOrg.com) -- Scientists at the Institut Laue-Langevin have used neutrons to solve a long-standing mystery about the surface properties of polyelectrolyte/surfactant mixtures, such as those used in many ...

Chemistry / Analytical Chemistry

created Dec 12, 2011 | popularity 5 / 5 (1) | comments 1

Adoptive parents put through wringer- new report finds

The first ever comprehensive report on people's experiences of the adoption process in Victoria reveals that many found the current system to be inflexible and focused almost exclusively on administrative tasks and bureaucratic ...

Other Sciences / Social Sciences

created Nov 10, 2011 | popularity not rated yet | comments 0

First-of-a-kind tension wood study broadens biofuels research

Taking a cue from Mother Nature, researchers at the Department of Energy's BioEnergy Science Center have undertaken a first-of-its-kind study of a naturally occurring phenomenon in trees to spur the development ...

Technology / Energy & Green Tech

created Oct 25, 2011 | popularity 4.5 / 5 (2) | comments 3 | with audio podcast

Using lasers to vaporize tissue at multiple points simultaneously

Researchers at Vanderbilt University have developed a new technique that uses a single UV laser pulse to zap away biological tissue at multiple points simultaneously, a method that could help scientists study ...

Physics / Optics & Photonics

created Sep 13, 2011 | popularity not rated yet | comments 0

'Watermark ink' device identifies unknown liquids instantly

Materials scientists and applied physicists collaborating at Harvard's School of Engineering and Applied Sciences (SEAS) have invented a new device that can instantly identify an unknown liquid.

Technology / Engineering

created Aug 04, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Study: Iraq must overcome logistical, political challenges to become oil leader

Iraq's large oil-production potential could put it in a position to vie for leadership with Saudi Arabia in the world oil scene in the coming decades. But a new energy study released today by Rice University's Baker Institute ...

Technology / Energy & Green Tech

created Jul 28, 2011 | popularity not rated yet | comments 2

Researchers tap yeasts as source of 'green' surfactants

Surfactants, which are wetting agents that lower a liquid's surface tension, have a long list of uses, from detergents and cosmetics to paints and pesticides. Most surfactants are petroleum-based. But in Peoria, Ill., a team ...

Biology / Cell & Microbiology

created Jul 28, 2011 | popularity not rated yet | comments 0

Microcantilevers are masters of measurement

(PhysOrg.com) -- Devices that look like tiny diving boards are a launching platform for research that could improve detergents and advance understanding of disease.

Chemistry / Analytical Chemistry

created Jun 01, 2011 | popularity not rated yet | comments 0 | with audio podcast