University of Twente

Smart helicopter thanks to active rotor blades

Active systems in helicopter rotor blades can adapt the blades' aerodynamic properties to local airflow conditions. The use of such systems leads to lower fuel consumption, increased maximum speed and reduced noise and vibration. ...

Mar 06, 2013
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Dutch PhD student develops device to combat noise

Johan Wesselink of the University of Twente, The Netherlands, has developed a device to actively combat noise nuisance. This invention curtails sound waves and vibrations by producing anti-noise. The researcher is confident ...

Dec 01, 2009
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Wi-fi will soon reach its limits: Dutch study

Wi-Fi, the well-known standard for wireless internet, is reaching its technical limits. Its efficiency drops significantly in busy surroundings where many different networks and numerous wireless internet enabled devices ...

Jun 11, 2012
3 / 5 (3) 1

Amazon plant growth detectable at last

Until recently it was impossible to carry out large-scale measurements of photochemical activity in the tropical rainforest and therefore draw conclusions on the subject. A chance success – a measurement ...

Jun 05, 2013
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New sensor improves quality check drinking water

University of Twente doctoral candidate Natalia Hoog has developed an online sensor which can be used to check the quality of the water in a water purification plant more accurately and more cheaply. Amongst ...

Dec 01, 2014
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Scientists develop 'artificial female moth'

Nikolay Dimov of the MESA+ research institute at the University of Twente has developed a new device for investigating the behaviour of insects. The device was inspired by the female moth, which attracts males using chemicals ...

May 02, 2012
5 / 5 (1) 1

Abrupt escape from flatness

At first glance, it seems as if billions of lead atoms have mysteriously disappeared. When exposed to heat, a layer of lead coated onto a nickel surface becomes almost invisible from one moment to the next. ...

Sep 29, 2011
4 / 5 (2) 4

PhD researcher seeks origin of cosmic rays

As cosmic ray particles penetrate our atmosphere, they collide with air molecules and produce new high-energy particles. These particles, in turn, are involved in further collisions. The whole process is ...

Oct 23, 2012
5 / 5 (1) 0

Using your mood to operate a computer game

(PhysOrg.com) -- Brain Computer Interfaces measure electrical signals from the brain and convert them into data that can be used by a computer. You can move a cursor on your screen, for example, simply by ...

May 28, 2009
3 / 5 (2) 1