(Phys.org) -- For many years, scientists have been pursuing ways to mimic the perplexing capability of the lotus leaf to repel water. Lotus leaves hate water so much that droplets effortlessly roll off the surface, keeping ...
General Physics
Jun 14, 2012
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(Phys.org) -- One of the hallmarks of the human race has been the myriad ways that single individuals or small groups respond when noting problems big and small. They may see something as a challenge or a glitch in the status ...
Taking inspiration from the yellow fattail scorpion, which uses a bionic shield to protect itself against scratches from desert sandstorms, scientists have developed a new way to protect the moving parts of machinery from ...
Materials Science
Jan 25, 2012
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(PhysOrg.com) -- In yet another novel use for graphene, researchers from Seoul University have devised a method of creating transparent loudspeakers by printing them onto a special kind of plastic, using an ordinary inkjet ...
(PhysOrg.com) -- A water-propelled jetpack called Jetlev R200 is possibly the most fun-looking water activity yet. The Florida-based company Jetlev Technologies, Inc., working with German company MS Watersports GmbH, has ...
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(PhysOrg.com) -- Engineers at the University of Bristol and Airborne Engineering last month conducted a number of performance tests of their experimental hybrid rocket engine, called Firecrest.
Engineering
Jun 8, 2010
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NASA recently built and tested an additively-manufactured—or 3D printed—rocket engine nozzle made of aluminum, making it lighter than conventional nozzles and setting the course for deep space flights that can carry more ...
Space Exploration
Oct 20, 2023
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This tiny fingernail-length space thruster chip runs on the greenest propellant of all: water.
Space Exploration
Sep 14, 2023
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Until now, little attention has been paid to the flow of liquid through deformable elastic nozzles. New research published in The European Physical Journal Special Topics introduces the concept of passively-deforming nozzles, ...
General Physics
Sep 29, 2022
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Flow focusing technology (also known as GDVN, Gas Dynamic Virtual Nozzle), has been one of the key elements in the success of the first experiments carried out by the European XFEL project, the greatest source of X-rays in ...
Optics & Photonics
Nov 27, 2018
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