Sentences with phrase «xenon in»

«Iodine - 129 (129I; half - life 15.7 million years) is a product of cosmic ray spallation on various isotopes of xenon in the atmosphere, in cosmic ray muon interaction with tellurium - 130, and also uranium and plutonium fission, both in subsurface rocks and nuclear reactors.
Severinghaus measured values of the noble gases argon, krypton, and xenon in air bubbles captured inside ice cores in Antarctica.
c.) Analysis of xenon in Jupiter's He - rich atmosphere revealed excess Xe - 136, as had been predicted in a paper that also violated federal dogma.
PS — Five students deciphered the xenon data in a few weeks [O. Manuel, K. Windler, A. Nolte, L. Johannes, J. Zirbel and D. Ragland, «Strange xenon in Jupiter», Journal of Radioanalytical and Nuclear Chemistry 238, nos. 1 - 2, 119 - 121 (1998)-RSB-; «Isotopic ratios in Jupiter confirm intra-solar diffusion», Meteoritics and Planetary Science 33, A97, 5011 (1998).
SBMOF - 1, however, performed quite admirably, retaining more than 85 percent of the amount of xenon in high humidity as it did in dry conditions.
The team also tested SBMOF - 1's ability to hang onto xenon in conditions of high humidity.
Differences in the concentrations of xenon in blood (A and D), tissue (B and E), and gas (C and F) offer
The detector consists of a third of a ton of supercooled xenon in a tank festooned with light sensors, each capable of detecting a single photon at a time.
Among his contributions, Brown is responsible for a purification system that continually scrubs the xenon in the detector.
The next stage will be to test xenon in live rodents exposed to similar conditions.
Xenon100, a tub of liquid xenon in Gran Sasso, and CDMS II, next door to CoGeNT, have so far come up empty.

Not exact matches

Initial experimental demonstration of the principles of a xenon gas shield designed to protect optical components from soft x-ray induced opacity (blanking) in high energy density experiments
I've worked with people like Timothy Sykes (celebrity stock trader), Lewis Howes (NYT bestselling author), Neil Patel (co-founder of Crazy Egg, Quicks Sprout, etc.), Gerard Adams (co-founder of Elite Daily), and helped companies like Whitepages, Qualaroo, 24option, Qualaroo, and Xenon Ventures (a VC firm in Silicon Valley).
He led the firm's investments in Fastly, DSSD (acquired by EMC), ScaleIO (acquired by EMC), Gild (acquired by Citadel), and Iron.io (acquired by Xenon Ventures).
The Recaro Zero.1 i - Size Car Seat in Xenon Blue is a godsend if you find yourself constantly in back - aching positions while trying to seat or unseat a baby from their car seat - it is a 360 rotatable child seat that allows you to get your child in and out of the car easily.
The Recaro Young Sport Hero in Xenon Blue sets new standards in comfort, style and safety.
The theory is based on new analysis of xenon isotopes detected by scientists from the V.G. Khlopin Radium Institute in the Leningrad, four days after the accident, at Cherepovets, a city north of Moscow far from the major track of Chernobyl debris.
For example, they want to measure the planet's inventory of stable noble gases, such as xenon and krypton, which change little in abundance over billions of years and hold clues to planetary origins.
But Jonathan Feng, at the University of California in Irvine, says this may be because WIMPs could scatter differently from xenon nuclei.
To measure the van der Waals forces, scientists in Basel used a low - temperature atomic force microscope with a single xenon atom on the tip.
They then fixed the individual argon, krypton and xenon atoms in a molecular network.
The way we go about this search is to wait for a particle of dark matter to come into contact with our device, which is basically a pot of liquid xenon [an element that is used, in gas form, in the very bright headlights of many new cars] sandwiched between two detectors.
Whenever that happens, whenever a WIMP gets stuck in there, the xenon displays some remarkable properties.
KamLAND - Zen looks for decays of xenon - 136 dissolved in a tank of liquid.
9 But when argon was discovered in 1894, it didn't fit into any of Mendeleyev's columns, so he denied its existence — as he did for helium, neon, krypton, xenon, and radon.
At Columbia University's Nevis Laboratories in Irvington, New York, Elena Aprile sits in front of a new liquid - xenon - filled detector that is key to her search for dark matter.
In Russell's proposal, Dawn used the same basic engine design as Deep Space 1 but needed a larger xenon fuel tank and other changes to ensure the system would survive its eight - year mission.
«International Particle of Mystery,» page 19 For more on the XENON 100 dark matter hunt, visit the collaboration's home page; «Particle Hunt Nets Almost Nothing; the Hunters are Almost Thrilled,» in The New York Times, chronicles the moment when the XENON 100 results first came in.
A picture in the book, which she calls «Dark matter women», shows her with Laura Baudis and Elena Aprile of the XENON experiment and theorist Lisa Randall of Harvard University.
Buried almost 1500 metres deep in a former South Dakota gold mine, LUX scans for signs of dark matter interacting with liquid xenon.
To test for the effect, the CVX team sent up 0.37 fluid ounces (11 milliliters) of xenon sealed in a vessel that contained a thumbnail - size nickel mesh capable of vibrating at a range of amplitudes [see image].
Only the large number of xenon atoms in the experiment allows researchers to search for such a long - lived decay.
In 1962, chemists prepared a compound that contained xenon, and compounds containing radon and krypton soon followed.
The hard drive contained data from the CVX - 2 (Critical Viscosity of Xenon) experiment, designed to study the way xenon gas flows in micrograXenon) experiment, designed to study the way xenon gas flows in micrograxenon gas flows in microgravity.
The influential Large Underground Xenon experiment, a dark matter detector based in South Dakota, is set to release its first results
He notes that the experiment could have only worked in microgravity, to prevent the xenon from settling under its feather - light weight.
Located almost half a mile underground at the Waste Isolation Pilot Plant in New Mexico, protected from cosmic radiation, the sensitive EXO experiment uses 200 kilograms of enriched liquid xenon that could potentially undergo the sought - after decay.
The findings, published this April in the journal Physical Review E, confirmed that when stirred vigorously, xenon exhibits a sudden change in viscosity known as shear thinning.
This gave the researchers the capability to look for interacting dark matter, which would be expected to produce only a few signals per century per kilogram of xenon, researchers said in the statement.
Other experiments, like COUPP - 60, the XENON Dark Matter Project in Italy, and the Super Cryogenic Dark Matter Search (SUPERCDMS) have used similar techniques that heavily shield a material and wait for naturally - occurring dark matter to pass through.
The xenon's job is to light up, with a jolt of electrical charge and a faint flash of light caught by surrounding sensors, when a dark - matter particle collides with one of its atoms — and the gallons of water and mile of rock's job is to stop anything else from getting in and disturbing it.
One of the latest null results in the search for WIMPs came from the Large Underground Xenon (LUX) experiment, a third of a ton of liquid xenon held at a frosty — 100 degrees Celsius inside a giant water - filled tank buried one and a half kilometers beneath the Black Hills of South DaXenon (LUX) experiment, a third of a ton of liquid xenon held at a frosty — 100 degrees Celsius inside a giant water - filled tank buried one and a half kilometers beneath the Black Hills of South Daxenon held at a frosty — 100 degrees Celsius inside a giant water - filled tank buried one and a half kilometers beneath the Black Hills of South Dakota.
A trace amount of radioactive xenon - 133 has already arrived in California at a level one - millionth the dose received from natural sources like bricks.
Two weeks later, a radionuclide monitoring station in Yellowknife, Canada, detected increases in radioactive xenon, which presumably had leaked out of the underground test site and drifted eastward.
The LUX detector, located deep underground in Lead, S.D., uses a tank of 370 kilograms of ultra-pure liquid xenon to detect interacting particles by picking out blips of light they produce.
The authors say this preliminary research may be a first step before exploring xenon's benefits in humans who suffer bTBI.
To shield the detector as much as possible from natural radioactivity in the cavern, the detector (a so - called Liquid Xenon Time Projection Chamber) sits within a cryostat submersed in a tank of water.
Xenon is used in hospitals as a general anaesthetic, so it is already known to be safe in humans.
Previously, Dr Robert Dickinson and colleagues from Imperial College London showed that xenon gas helped limit brain damage and improve long term neurological outcomes in mice which had suffered blunt force brain injury.
In this study, the researchers from Imperial's Department of Surgery and Cancer and the Royal British Legion Centre for Blast Injury Studies, applied xenon to slices of mouse brain tissue after exposing them to blast shockwaves that emulated those produced by improvised explosive devices (IEDs).
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