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News articles about "Friction"

Second natural quasicrystal ever found in ancient meteorite

A team from Princeton University and the University of Florence in Italy has discovered a quasicrystal so named because of its unorthodox arrangement of atoms in a 4.5 billion year old meteorite from a remote ... - Read More

Addressing long-standing mysteries behind anti-wear motor oil additive

The pistons in your car engine rub up against their cylinder walls thousands of times a minute without lubrication in the form of motor oil they and other parts of the engine would quickly wear ... - Read More

The rub with friction: News rules of friction at the microscopic level

Here's the rub with friction scientists don't really know how it works Sure humans have been harnessing the power of friction since rubbing two sticks together to build the first fire but the physics of ... - Read More

Magnetic nanoparticles could stop blood clot-caused strokes

By loading magnetic nanoparticles with drugs and dressing them in biochemical camouflage Houston Methodist researchers say they can destroy blood clots 100 to 1 000 times faster than a commonly used clot busting technique The ... - Read More

Researchers tune friction in ionic solids at the nanoscale

Friction impacts motion hence the need to control friction forces Currently this is accomplished by mechanistic means or lubrication but experiments conducted by researchers at the Department of Energy's Oak Ridge National Laboratory have uncovered ... - Read More

Atomic placement of elements counts for strong concrete

Even when building big every atom matters according to new research on particle based materials at Rice University Rice researchers Rouzbeh Shahsavari and Saroosh Jalilvand have published a study showing what happens at the nanoscale ... - Read More

Neuroprosthetics for paralysis: Biocompatible, flexible implant slips into the spinal cord

EPFL scientists have managed to get rats walking on their own again using a combination of electrical and chemical stimulation But applying this method to humans would require multifunctional implants that could be installed for ... - Read More

A weld of difference: Higher welding speed improves the quality of welds between dissimilar alloys

Simple changes in technique can yield big improvements say A*STAR researchers investigating how welding speed and the placement of materials affect the quality of welds between dissimilar alloys They discovered that the tensile strength increases ... - Read More

How electrons split: New evidence of exotic behaviors

Electrons may be seen as small magnets that also carry a negative electrical charge On a fundamental level these two properties are indivisible However in certain materials where the electrons are constrained in a quasi ... - Read More

New techniques to control cork stoppers

Researchers at UPM INIA CIFRO and the Universidad de Córdoba have shown that the application of infrared spectroscopy techniques can enhance the control of parameters that determine the cork performance in a bottle A team ... - Read More

Scientists prove possibility of 'impossible' dust transition in turbulent flow

Researchers from MIPT and the Weizmann Institute of Science Israel have predicted the possibility of negative turbophoresis a phenomenon where impurity particles inside a turbulent flow move in an impossible direction The study by Sergei ... - Read More

3-D printing incorporates quasicrystals for stronger manufacturing products

Researchers at the University of Lorraine in France say that quasicrystals a type of complex metal alloy with crystal like properties can be useful in the design of new composite materials Automotive aerospace and machinery ... - Read More

Robots recognize humans in disaster environments

Through a computational algorithm a team of researchers from the University of Guadalajara UDG in Mexico developed a neural network that allows a small robot to detect different patterns such as images fingerprints handwriting faces ... - Read More

Engineering new, efficient vehicle powertrains

Car engines whether driven by gasoline diesel or electricity waste an abundance of energy Researchers are working on ways to stem this wastefulness Ultramodern test facilities are helping them to optimize the entire development process ... - Read More

Exotic matter: A closer look at the perfect fluid sheds light on what happened microseconds after the Big Bang

By combining data from two high energy accelerators nuclear scientists have refined the measurement of a remarkable property of exotic matter known as quark gluon plasma The findings reveal new aspects of the ultra hot ... - Read More

Nanotechnology: Fullerene spheres can be used to slide in the nanoworld

Nano machines around one billionth of a metre in size of the future will need tiny devices to reduce friction and make movement possible The C60 molecule also known as fullerene or buckyball seemed to ... - Read More

Untangling how cables coil: Simulation technology from movies is used to predict coiling patterns in the lab

The world's fiber optic network spans more than 550 000 miles of undersea cable that transmits e mail websites and other packets of data between continents all at the speed of light A rip or ... - Read More

Advancing understanding of graphene's friction properties

An interdisciplinary team of engineers from the University of Pennsylvania has made a discovery regarding the surface properties of graphene the Nobel prize winning material that consists of an atomically thin sheet of carbon atoms ... - Read More

New solutions needed to recycle fracking water, experts say

Rice University scientists have performed a detailed analysis of water produced by hydraulic fracturing aka fracking of three gas reservoirs and suggested environmentally friendly remedies are needed to treat and reuse it Rice University researchers ... - Read More

Toward a new way to keep electronics from overheating

Computer technology has transformed the way we live but as consumers expect ever more from their devices at faster speeds personal computers as well as larger electronic systems can overheat This can cause them to ... - Read More
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