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News articles about "Pressure"

Charting the global invasion of crop pests

Many of the world's most important crop producing countries will be fully saturated with pests by the middle of the century if current trends continue according to a new study led by the University of ... - Read More

Watching the structure of glass under pressure

Glass has many applications that call for different properties such as resistance to thermal shock or to chemically harsh environments Glassmakers commonly use additives such as boron oxide to tweak these properties by changing the ... - Read More

Nanodiamonds are forever: Did comet collision leave layer of nanodiamonds across Earth?

Most of North America's megafauna mastodons short faced bears giant ground sloths saber toothed cats and American camels and horses disappeared close to 13 000 years ago at the end of the Pleistocene period The ... - Read More

The power of salt: Power generation from where river water and seawater meet

Where the river meets the sea there is the potential to harness a significant amount of renewable energy according to a team of mechanical engineers at MIT The researchers evaluated an emerging method of power ... - Read More

Bottling up sound waves: Acoustic bottle beams hold promise for imaging, cloaking, levitation and more

There's a new wave of sound on the horizon carrying with it a broad scope of tantalizing potential applications including advanced ultrasonic imaging and therapy and acoustic cloaking levitation and particle manipulation Researchers with the ... - Read More

Squishy robots: Phase-changing material could allow even low-cost robots to switch between hard and soft states

In the movie Terminator 2 the shape shifting T 1000 robot morphs into a liquid state to squeeze through tight spaces or to repair itself when harmed Now a phase changing material built from wax ... - Read More

Scientists experimentally re-create conditions deep inside giant planets, such as Jupiter and many exo-planets

Lawrence Livermore scientists for the first time have experimentally re created the conditions that exist deep inside giant planets such as Jupiter Uranus and many of the planets recently discovered outside our solar system Researchers ... - Read More

Best-ever efficiency points to clean, green gas-diesel engine

The one cylinder test engine in the basement of a University of Wisconsin Madison lab is connected to a life support system of pipes tubes ducts and cables You might think that the engine resembles ... - Read More

Pressure cell for reproducing deep-Earth chemistry

A new pressure cell invented by UC Davis researchers makes it possible to simulate chemical reactions deep in the Earth's crust The cell allows researchers to perform nuclear magnetic resonance NMR measurements on as little ... - Read More

Potent Spider Toxin 'Electrocutes' German, Not American, Cockroaches

suggests that insecticides can be designed to target specific pests without harming beneficial species like bees A summary of the research led by Frank Bosmans Ph D an assistant professor of physiology at the Johns ... - Read More

Efficient thermal cooling and heating

Thermal systems use heat to produce cold and vice versa To do so a material is needed that can dissipate water vapor particularly well and quickly A new method simply applies this property as a ... - Read More

The quantum dance of oxygen: Proposal for a new phase of the element, when atoms dance in quartets

Under extremely high pressure conditions oxygen molecules group into quartets and give rise to a dance of their magnetic moments This as observed in a new study carried out by SISSA in collaboration with ICTP ... - Read More

Hollow-fiber membranes could cut separation costs, energy use

Researchers have developed a microfluidic technique for fabricating a new class of metal organic framework MOF membranes inside hollow polymer fibers that are just a few hundred microns in diameter The new fabrication process believed ... - Read More

With 'ribbons' of graphene, width matters: A narrow enough ribbon will transform a high-performance conductor into a semiconductor

Using graphene ribbons of unimaginably small widths just several atoms across a group of researchers at the University of Wisconsin Milwaukee UWM has found a novel way to tune the wonder material causing the extremely ... - Read More

Up in flames: Evidence confirms combustion theory

Researchers at the Department of Energy's Lawrence Berkeley National Lab Berkeley Lab and the University of Hawaii have uncovered the first step in the process that transforms gas phase molecules into solid particles like soot ... - Read More

Previously unknown form of magnesium carbide synthesized

An international team of researchers from the United States and France along with the head of a state funded mega grant laboratory based at MIPT Artyom Oganov has synthesized a previously unknown form of magnesium ... - Read More

Lopwood, brushwood make high-grade charcoal

When the forestry machines have finished extracting timber what is left are tops and branches waste which cannot be used However according to researchers it is possible to turn these heaps of lopwood into high ... - Read More

Princess and the Pea? Invisibility cloak prevents an object from being felt

In the past years invisibility cloaks were developed for various senses Objects can be hidden from light heat or sound However hiding of an object from being touched still remained to be accomplished KIT scientists ... - Read More

Diamond plates create nanostructures through pressure, not chemistry

You wouldn't think that mechanical force the simple kind used to eject unruly patrons from bars shoe a horse or emboss the raised numerals on credit cards could process nanoparticles more subtly than the most ... - Read More

Details of calcium 'safety-valve' in cells explained

Sometimes a cell has to die when it's done with its job or inflicted with injury that could otherwise harm an organism Conversely cells that refuse to die when expected can lead to cancer So ... - Read More
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