Sentences with phrase «higher use of metals»

«These technologies will be critical to keeping global warming under 2 °C, but we need to remain cognizant of their effects on the environment, such as their higher use of metals like steel and copper in manufacturing.

Not exact matches

Rhenium is used with platinum as a catalyst in the production of lead - free, high - octane fuels and combined with tungsten and molybdenum to make metal alloys used in jet engines.

These machines use lasers — or, in some cases, high - power electron beams — to draw shapes in a layer of metal powder by melting the material.

This technology involves using a high powered laser to fuse 30 micron layers of powdered metal al directed by input from a digital design.

Today, Hughes and Young work side by side here at the last U.S. smelter that makes the high - purity aluminum used in armored vehicles, sons of a region where jobs in the metal industry, ubiquitous for decades, have become a rapidly disappearing way of life.

High pressure processing vendor Hiperbaric's innovative bulk production system permits the use of glass bottles, metal cans and beverage cartons for HPP.

Sesotec's RAYCON D x-ray scanners primarily are used for the final inspection of packed products and allow high - precision inline detection of a large variety of contaminants such as magnetic and non-magnetic metals, glass, ceramics, stones, raw bones, and several types of plastics.

Through the use of MFS technology to suppress the product signal at up to 50 percent higher sensitivity in detecting metal foreign objects, impressive results are obtained with wet, hot, chilled or frozen products.

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ThermaSet ® is a lighter weight, shatter resistant, drop - in replacement for glass on high temperature fill lines, allowing for the use of existing manufacturing assets while retaining the universally preferred metal lug closure which indicates quality and freshness.

Skeppshult cast iron cookware is easy to clean and withstands metal utensils, high heat, and year after year of heavy use.

However, the latest advancements in metal detection systems, which use multi simultaneous frequency and product signal suppression technology, now also deliver high sensitivity in these types of applications.

Type: Pressure mounted Construction: Metal Height: 30» high Span: fits 29 1/2» -38» Walk thru width: 17.5 «w Bar Spacing: 2 1/4» Features: One hand use Add extensions to max of 126.5»

Basic Kind - the regular style or kind that is easily available on the market is a metal framed high chair with a good use of plastic.

The build quality is great and the materials used are of high quality, I especially like the metal frame and the fabrics used.

Roughly 50 high school students protested outside the town hall against the use of metal detectors.

But the cost of producing it by using electricity to split water is high, because the most efficient catalysts developed so far are often made with precious metals, like platinum, ruthenium and iridium.

Based on complementary metal - oxide - semiconductor (COMS) technology — a standard low - cost, high - volume chip manufacturing technique used for most processors and chips today — a group of researchers from IBM Research in Zurich, Switzerland, together with a consortium working under the EU - funded project «ADDAPT,» have demonstrated a novel optical receiver (RX) that can achieve an aggregate bandwidth of 160 Gb / s through four optical fibers.

«We stress that this is a proof - of - concept study in which a form of tungsten, a heavy metal that is dangerous in high doses, was used.

«In this high mountain desert, water is a critically precious resource and the use of metal - polluted waters for irrigation may have substantial detrimental impacts on the lives of subsistence farmers,» said Bill Strosnider, researcher on the project.

The open structure of the nanoframes addresses some of the major design criteria for advanced nanoscale electrocatalysts, namely, high surface - to - volume ratio, three - dimensional surface accessibility to reactants, and optimal precious metal use.

In this study, the researchers used a surprisingly high laser energy in comparison to earlier work, to increase the impact velocity of the metal droplets.

During the AVS 61st International Symposium & Exhibition, being held November 9 - 14, 2014, in Baltimore, Maryland, the researchers will describe how they were able to «weave» high - strength, highly conductive yarns made of tungsten metal on Kevlar — aka body armor material — by using atomic layer deposition (ALD), a process commonly used for producing memory and logic devices.

Using a technique that creates high - resolution, three - dimensional images, Guerinot and her colleague Tracy Punshon, an expert at imaging metals moving through living systems, found arsenic concentrated in the grain's nutrient - rich outer layers, which are polished off in the processing of white rice but remain in brown rice.

The metal - coated microbe can thus be used to build energy - storage devices with a power density much higher than that of traditional batteries, says Paula Hammond, a self - assembly expert who helped develop the technique.

But high - grade titanium with low levels of oxygen is hard to come by, and the expense of purifying the metal has prevented its wider use in applications for the construction, automotive and aerospace industries.

Wang's research group designed a five - metal catalyst based on these high - entropy - alloy nanoparticles and demonstrated superior catalytic performance for selective oxidation of ammonia to nitrogen oxide, a reaction used by the chemical industry to produce nitric acid, an important chemical in the large - scale production of fertilizers and other products.

The new method uses shock waves to heat the metals to extremely high temperatures — 2,000 degrees Kelvin (more than 3,140 Fahrenheit) and higher — at exceptionally rapid rates, both heating and cooling them in the span of milliseconds.

A new way of detecting and visualizing fingerprints from crime scenes using colour - changing fluorescent films could lead to higher confidence identifications from latent (hidden) fingerprints on knives, guns, bullet casings and other metal surfaces.

Encouragingly, the DMFCs operated extremely well with high - concentration methanol as fuel by sufficiently making use of the structural uniqueness and electronic coupling effects among the different domains of the noble metal - based heterogeneous electrocatalysts.

Through clever molecular design, these TADF materials can convert nearly all of the electrical charges to light without the expensive metal used in phosphorescent materials, making both high efficiency and low cost possible.

Researchers have now demonstrated the ability to create amorphous metal, or metallic glass, alloys using three - dimensional (3 - D) printing technology, opening the door to a variety of applications — such as more efficient electric motors, better wear - resistant materials, higher strength materials, and lighter weight structures.

New work from a team including Carnegie's Guoyin Shen and Yoshio Kono used high pressure and temperature to reveal a kind of «structural memory» in samples of the metal bismuth, a discovery with great electrical engineering potential.

Nonetheless, agriculture's use of ash has been limited over fears of heavy metal accumulation with repeated use, especially with ash that can contain higher amounts of toxic substances such as arsenic, wrote Li and other researchers in a paper to be published in the journal HortTechnology.

Researchers from MIT and the University of Nebraska have now developed a metal - free contrast agent that could be safer to use in those high - risk groups.

A year ago, they achieved an effect called superwicking — by which the texture of a material forces water to flow upward — on metal surfaces by etching them using extremely fast, quadrillionth of a second, high - energy laser pulses.

The recommendations, in addition to flying less and wasting 25 percent less food, include: carpooling or telecommuting once a week (75 million metric tons of CO2 equivalent (CO2e) saved by 2020, if adopted by all Americans); maintaining your car or truck, such as keeping tires properly inflated (45 million metric tons of CO2e); cutting the time spent idling in a vehicle in half (40 million metric tons of CO2e); better insulation at home (85 million metric tons of CO2e); programmable thermostats set higher (80 million metric tons of CO2e); reducing electricity demand from appliances that are «off,» so - called phantom demand (70 million metric tons CO2e); using hot water more efficiently, such as washing clothes in colder water (65 million metric tons of CO2e); buying EnergyStar appliances when old ones wear out (55 million metric tons CO2e); replacing incandescent lightbulbs with compact fluorescents (30 million metric tons CO2e); eating chicken instead of beef two days a week (105 million metric tons of CO2e); increased recycling of paper, plastics and metals (105 million metric tons of CO2e); «responsible» consumption, such as buying less bottled water (60 million metric tons CO2e).

While the material used for testing was aluminum, the team plans to run similar tests with zirconium, a metal widely used for high - temperature reactor applications such as the cladding of nuclear fuel pellets.

Other recent research areas have included the structural characterization of lattice - mismatched epitaxial metal films on oxide substrates for radiation damage studies, and the development of new complex oxides as high temperature, radiation - resistant piezoelectrics for use in advanced in situ sensors.

This computational effort carved out specific regions of the vast metal oxides materials space, which could be rapidly evaluated using high - throughput experimentation synthesis and screening techniques.

For this work, he has used a number of ultra-high vacuum surface science techniques to, for example, identify and explain several very unusual mechanistic features of the heterogeneous chemistry occurring in a catalytic converter including: a) the dramatically different CO oxidation reaction mechanism on ruthenium metal relative to other late transition metals; b) the structure sensitive selectivity of the NO reduction reaction on rhodium metal; c) deactivation of rhodium metal at high oxygen partial pressures; and d) the significantly different CO oxidation reaction mechanism over oxidized rhodium metal.

He has further developed soft landing techniques to investigate charge retention properties of metal clusters that determine whether they can be used as molecular capacitors in organic electronics or in high - density memory devices.

The «classic» high - energy capacity Lithium - sulfur battery is predicated on the use of a sulfur - based cathode and a Lithium - metal anode.

The team used a high - tech sorter — an inductively coupled plasma mass spectrometer — that can detect trace amounts of metals to precisely measure the amounts of lead, aluminum, magnesium, iron and other metals in samples scraped from the pipes.

April 4, 2018 - The new method uses shock waves to heat the metals to extremely high temperatures — 2,000 degrees Kelvin (more than 3,140 Fahrenheit) and higher — at exceptionally rapid rates, both heating and cooling them in the span of milliseconds.

An additional feature of metal fuel use in sodium is that the fuel does not chemically react with the coolant compared to oxide fuel pellets which dissolve in high temperature sodium.