News tagged with mechanical systems

Researchers develop method that shows diverse complex networks have similar skeletons

Northwestern University researchers are the first to discover that very different complex networks -- ranging from global air traffic to neural networks -- share very similar backbones. By stripping each network down to its ...

Technology / Computer Sciences

created 6 hours ago | popularity 5 / 5 (1) | comments 0 | with audio podcast

We need to talk: How cells communicate to activate notch

During formation of multi-cellular organisms, cells need to talk to each other to make critical decisions as to what kind of cell to become, as well as when and where to become that cell type. The Notch signaling system allows ...

Biology / Cell & Microbiology

created May 31, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Fabrication of new elastic 'soft capsule' using nano-sized flakes

A research group headed by MANA Scientist Dr. Qingmin Ji of the National Institute for Materials Science (Japan), in joint study with Prof. Frank Caruso of the University of Melbourne, developed a new elastic ...

Nanotechnology / Bio & Medicine

created May 30, 2012 | popularity not rated yet | comments 0

Advances in mathematical description of motion

Complex mathematical investigation of problems relevant to classical and quantum mechanics by EU-funded researchers has led to insight regarding instabilities of dynamic systems. This is important for descriptions ...

Other Sciences / Mathematics

created May 29, 2012 | popularity 3.8 / 5 (4) | comments 0

Power generation technology based on piezoelectric nanocomposite materials

Professor Keon- Jae Lee's research team, KAIST (Korea), has developed a nanocomposite-based nanogenerator that successfully overcomes the critical restrictions existed in previous nanogenerators and builds ...

Nanotechnology / Nanomaterials

created May 07, 2012 | popularity 4.8 / 5 (4) | comments 1

Mechanical motion rectifier leads to better energy harvesting

(Phys.org) -- Mechanical energy is all around us, whether in the form of a vehicle's vibrations, ocean waves, or vibrating train tracks. However, much of this energy is irregular and oscillatory - for example, road bumps ...

Technology / Engineering

created Apr 25, 2012 | popularity 4.9 / 5 (9) | comments 26 | with audio podcast report

Raising the prospects for quantum levitation

More than half-a-century ago, the Dutch theoretical physicist Hendrik Casimir calculated that two mirrors placed facing each other in a vacuum would attract. The mysterious force arises from the energy of virtual particles ...

Physics / General Physics

created Apr 18, 2012 | popularity 4.8 / 5 (11) | comments 1

Magnetic testing process helps ensure reliability of microelectronic devices

(Phys.org) -- Taking advantage of the force generated by magnetic repulsion, researchers have developed a new technique for measuring the adhesion strength between thin films of materials used in microelectronic ...

Physics / Condensed Matter

created Apr 12, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Micromechanical mirror performs under pressure... of light

(Phys.org) -- A team of scientists from PML's Quantum Measurement Division has designed and tested a novel device that may lead to substantial progress in the new and fast-moving field of optomechanics.

Physics / General Physics

created Apr 06, 2012 | popularity 4.3 / 5 (3) | comments 10 | with audio podcast

Kyoto prof rolls out omnidirectional wheelchair

(PhysOrg.com) -- A mechanical engineering professor has taken the wraps off his vehicle that is designed to become a next-generation wheelchair. As its formal name suggests, this is the Personal Mobile Vehicle, ...

Technology / Hi Tech & Innovation

created Mar 27, 2012 | popularity 4 / 5 (3) | comments 6 | with audio podcast report

Highest honors for quantum computer pioneer

Experimental physicist Rainer Blatt from the Institute for Quantum Optics and Quantum Information (IQOQI) in Innsbruck, Austria, will receive the Stern-Gerlach Medal of the German Physical Society. The medal ...

Physics / Quantum Physics

created Mar 23, 2012 | popularity 5 / 5 (6) | comments 0

Frontal attack or stealth? How subverting the immune system shapes the arms race between bacteria and hosts

Why is it that Mycobacterium tuberculosis can cause tuberculosis with as little as 10 cells, whereas Vibrio cholerae requires the host to ingest up to tens of millions of cells to cause cholera? This is the ...

Biology / Cell & Microbiology

created Feb 27, 2012 | popularity 4 / 5 (1) | comments 0

Toxins from diseased brain cells make diseases of the brain even worse

Sometimes our immune defence attacks our own cells. When this happens in the brain we see neurodegenerative diseases such as dementia, Alzheimer's and Parkinson's disease. But if the the immune defence is inhibited, the results ...

Chemistry / Biochemistry

created Feb 22, 2012 | popularity 5 / 5 (1) | comments 0

Tongue drive system goes inside the mouth to improve performance and user comfort

The Tongue Drive System is getting less conspicuous and more capable. Tongue Drive is a wireless device that enables people with high-level spinal cord injuries to operate a computer and maneuver an electrically ...

Technology / Engineering

created Feb 20, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Human and humanoid robot shake hands in space 1st

Astronauts and robots have united in space with a healthy handshake.

Space & Earth / Space Exploration

created Feb 15, 2012 | popularity 4.2 / 5 (5) | comments 0