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Examples of Ammonia

Sentences with the noun Ammonia

3 examples:

The newest catalytic converters in diesel engines blast away a pollutant from combustion with the help of ammonia.
(Science Daily - News, )

Converting dinitrogen into other nitrogen compounds such as ammonia is a difficult task, especially under mild conditions.
(Nature Communications, )

A method of producing ammonia could yield a greener route to nitrogen-based fertilizers.Ammonia is currently synthesized by combining nitrogen and hydrogen under high pressures and temperatures in a reaction called the Haber–Bosch process.
(Nature, )

Question

1 example:

Membrane proteins: do they carry the gas ammonia or the ammonium ion in their luggage?
(Science Daily - News, )

Other sentences

87 examples:

Mixing ammonia and bleach is dangerous.

Ammonia is often found in cleaning products.

Though common in cleaning products, ammonia is caustic.

Ammonia is the critical component in fertilizer.
(Science Daily - News, )

This process suffers from the drawback that it often produces ammonia.
(Science Daily - News, )

Astronauts will perform three spacewalks to try to repair ammonia pump module.
(USA Today - National, )

Ionization of highly compressed ammonia has previously been predicted by computation.
(Nature Communications, )

Half of the station's cooling system shut down last week because of a faulty ammonia pump.
(Daily Mail - Science, )

The gut microbiota produces urease, which transforms urea into ammonia and carbon dioxide.
(Nature Reviews Microbiology, )

A worker at a Stavis Seafoods warehouse in Boston died Wednesday night during an ammonia leak incident.
(Tech Times - Health, )

Researchers are studying graphene and ammonia to develop high-speed, high-capacity random access memory.
(Science Daily - News, )

Astronauts conduct emergency spacewalk to fix ammonia leak from the International Space Station's cooling system.
(BBC News - World News, )

Nitrogen fixation, the process by which nitrogen is converted to ammonia, is vital for plants to survive and grow.
(Science Daily - News, )

They encountered problems with an ammonia leak and a damaged glove but these were not deemed as immediate threats.
(Tech Times - Science, )

Flakes of frozen ammonia coolant were spotted on Thursday drifting from the long frame that holds the solar panels.
(Daily Mail - Science, )

Crew members were evacuated from a US segment of the International Space Station after an ammonia leak was suspected.
(BBC News - Science & Environment, )

Ammonia pollution from agricultural sources poses larger health costs than previously estimated, according to research.
(Science Daily - News, )

One body was removed from a building in Boston’s Seaport District Wednesday night after an ammonia leak, police said.
(Fox News - U.S., )

This included terrifying experiences such as dealing with a fire inside a spacecraft and getting covered in toxic ammonia.
(Daily Mail - Science, )

Nitrogen is another ubiquitous small-molecule gas that can be transformed into the valuable agricultural fertilizer ammonia.
(Science Daily - News, )

Ammonia, accreted either as organic matter or as ice, may have reacted with phyllosilicates on Ceres during differentiation.
(Nature, )

One person is dead and two people have been sent to hospital following an ammonia leak at a food factory in Fort Erie Monday.
(CBC News in CBC News - Canada, )

One person was killed after ammonia leaked from a seafood warehouse in Boston's Seaport District on Wednesday, officials said.
(Fox News - U.S., )

Flakes of frozen ammonia coolant were spotted Thursday drifting from the long frame that holds the solar panels on the left side.
(Daily Mail - Science, )

A group of scientists in Colorado have found a way to use the sun's rays to synthesize ammonia, the key ingredient in fertilizer.
(UPI - Science News, )

Development of catalysts that enhance dissociation of the nitrogen–nitrogen triple bond will reduce costs of ammonia production.
(Nature Communications, )

Spacewalking astronauts encountered leaking ammonia and minor glove damage while performing plumbing work outside the ISS on Friday.
(NBC News Science, )

Here, the authors report a molecular iron complex capable of reducing dinitrogen to both ammonia and hydrazine in a catalytic process.
(Nature Communications, )

Astronauts on the International Space Station are investigating a leak of ammonia from the station's cooling system, discovered on Thursday.
(BBC News - Science & Environment, )

Argininosuccinate synthase (ASS1) is a urea cycle enzyme that is essential in the conversion of nitrogen from ammonia and aspartate to urea.
(Nature, )

An efficient method to harvest low-grade waste heat as electricity may be possible using reversible ammonia batteries, according to engineers.
(Science Daily - News, )

Unless significant controls on ammonia emissions are introduced at a national level, they say, little improvement is likely between now and 2050.
(Science Daily - News, )

Microbiologists used to think that two distinct groups of bacteria were responsible for the stepwise oxidation of ammonia to nitrate via nitrite.
(Science Daily - News, )

Spacewalking astronauts encountered leaking ammonia and minor glove damage while performing plumbing work outside the International Space Station.
(Daily Mail - Science, )

Two US astronauts replace a pump on an emergency spacewalk aimed at fixing a leak of ammonia from the International Space Station's cooling system.
(BBC News - Science & Environment, )

Concerns about a possible ammonia leak sparked an alarm on the International Space Station, but NASA said bad electronics were apparently to blame.
(NBC News Science, )

Two US astronauts have replaced a pump on a spacewalk in the hope of fixing a leak of ammonia from the International Space Station's cooling system.
(BBC News - World News, )

The crew of the International Space Station was restricted to the Russian half of the station early Wednesday after signs of a possible ammonia leak.
(Sydney Morning Herald - World, )

By mixing one part common soap to 100 parts ammonia, he created a glutenous substance which, he predicted, would be "valuable for domestic purposes".
(The Independent - Fashion, )

An emergency spacewalk is needed to resolve a radiator leaking small white flakes of ammonia into the cold vacuum of space, NASA said Friday afternoon.
(Fox News - SciTech, )

Crew members were forced to take refuge in the Russian section of the space station after an alarm signaled the presence of ammonia in the U.S. section.
(UPI - Science News, )

Residents were evacuated after 15 train cars derailed, including one carrying anhydrous ammonia and another with ammonium nitrate, in rural South Carolina.
(NBC News, )

Astronauts making a rare, hastily planned spacewalk replaced a pump outside the International Space Station on Saturday in hopes of plugging a serious ammonia leak.
(Fox News - SciTech, )

Earlier today, NASA reported a possible ammonia leak on the ISS. We now know that all astronauts aboard the station are safe, and that there may not have been a leak.
(Tech Times - Science, )

Here, the authors provide experimental evidence for this autoionization process at high pressures, showing the transformation of molecular ammonia into ammonium amide.
(Nature Communications, )

In nature, nitrogen fixation is achieved via light-dependent nitrogenases, but industrial photochemical conversion of nitrogen into ammonia has so far proven inefficient.
(Nature Communications, )

Crew members aboard the International Space Station have returned to the American segment they were forced evacuate early Wednesday due to fear of a possible ammonia leak.
(Karen Kaplan in Los Angeles Times - Science, )

Scientists have developed a catalyst that can perform a remarkable feat found only in nature: take nitrogen from the air and turn it into ammonia under natural conditions.
(Science Daily - News, )

Nitrogenases are the enzymes by which certain microorganisms convert atmospheric dinitrogen (N2) to ammonia, thereby providing essential nitrogen atoms for higher organisms.
(Nature, )

Here, the authors report a nickel complex containing a bisphosphine ancillary ligand allowing room-temperature couplings of amines and ammonia with a range of electrophiles.
(Nature Communications, )

Here, the authors study ammonia synthesis over a ruthenium loaded electride catalyst and show that the rate-determining step is shifted to nitrogen–hydrogen bond formation.
(Nature Communications, )

Cleveland researchers found bacteria that metabolise ammonia - a major component of sweat - may improve skin health and could even be used for the treatment of skin disorders.
(Daily Mail - Science, )

Some break down proteins and fats on the rind, for example, creating volatile sulphur and ammonia compounds that are responsible for the intensive odour of some types of cheese.
(Science Daily - News, )

Two spacewalking astronauts have found no evidence of an ammonia leak in a cooling system at the International Space Station, but as a precaution they have replaced a suspect pump.
(CBC News - World, )

Nitrification is a two-step process where ammonia is first oxidized to nitrite by ammonia-oxidizing bacteria and/or archaea, and subsequently to nitrate by nitrite-oxidizing bacteria.
(Nature, )

The Lithuanian-designed gadget uses sensors to 'smell' temperature, humidity, ammonia and dangerous organic compounds present in food and then sends the results to a user's smartphone.
(Daily Mail - Health, )

Computer models, including a NASA model of chemical reactions in the atmosphere, were used to better represent how ammonia interacts in the atmosphere to form harmful particulate matter.
(Science Daily - News, )

Two space station astronauts have wrapped up urgent space station repairs during a rare Christmas Eve spacewalk, braving a 'mini blizzard' of noxious ammonia as they popped in a new pump.
(Daily Mail - Science, )

The discovery of microorganisms that can oxidize ammonia all the way to nitrate refutes the century-old paradigm that this nitrification process requires the activity of two types of microbe.
(Nature, )

A research team is looking at how adding alum as an amendment to poultry litter reduces ammonia and greenhouse gas concentrations and emissions, specifically carbon dioxide, in poultry houses.
(Science Daily - News, )

The physiology of nitrifiers has been intensively studied, and urea and ammonia are the only recognized energy sources that promote the aerobic growth of ammonia-oxidizing bacteria and archaea.
(Nature, )

Indole-3-acetic acid and tryptophan serve as signalling molecules that are part of a complex exchange of nutrients, including diatom-excreted organosulfur molecules and bacterial-excreted ammonia.
(Nature, )

Here, multiscale simulations of ammonia decomposition on various nickel-platinum catalysts show that the high activity can be attributed to dual nickel active sites with different catalytic roles.
(Nature Communications, )

Norwegian fertilizer producer Yara International said it and BASF would decide next summer whether to build a world-scale ammonia plant along the U.S. Gulf Coast, a potential $1 billion investment.
(The Wall Street Journal - U.S. Business, )

Tiny animals migrating from the ocean's surface to the sunlit depths release ammonia, the equivalent of our urine, that plays a significant role in marine chemistry, particularly in low-oxygen zones.
(Science Daily - News, )

Nitrification, the oxidation of ammonia via nitrite to nitrate, has always been considered to be a two-step process catalysed by chemolithoautotrophic microorganisms oxidizing either ammonia or nitrite.
(Nature, )

Two American astronauts spent 5 hours, 28 minutes working outside the International Space Station on Saturday in the first in a series of spacewalks needed to replace a malfunctioning ammonia pump module.
(CNN - U.S. News, )

Ammonia- and nitrite-oxidizing microorganisms are collectively responsible for the aerobic oxidation of ammonia via nitrite to nitrate and have essential roles in the global biogeochemical nitrogen cycle.
(Nature, )

Two recent studies have shown that some Nitrospira species can oxidize ammonia to nitrite and nitrite to nitrate, demonstrating that the two steps of nitrification can be carried out by single microorganisms.
(Nature Reviews Microbiology, )

Spacewalking astronauts encountered leaking ammonia and minor glove damage while performing plumbing work outside the International Space Station on Friday, but NASA said neither issue posed an immediate threat.
(Fox News - SciTech, )

Here, the authors report the relatively environmentally benign synthesis of a range of nitriles from alcohols treated with ammonia and oxygen in the presence of graphene supported non-noble metal oxide catalysts.
(Nature Communications, )

Two astronauts conducted a spacewalk Saturday to address an ammonia leak in the International Space Station's cooling system, a mission that ended with NASA optimistic the potentially major problem had been fixed.
(CNN - U.S. News, )

Even though the ammonia leak that forced a partial evacuation of the International Space Station’s U.S. section on Wednesday proved to be a false alarm, the news did raise questions on the station’s durability.
(Fox News - SciTech, )

Their ammonia monooxygenase (AMO) enzymes are phylogenetically distinct from currently identified AMOs, rendering recent acquisition by horizontal gene transfer from known ammonia-oxidizing microorganisms unlikely.
(Nature, )

Investigators believe a fire that killed at least 120 people at a poultry processing plant in northeast China may have been started by an explosion resulting from a buildup of ammonia gas, state media have reported.
(CNN - World Business, )

NASA announces that there is no data that an alarm, which sometimes is indicative of an ammonia leak, actually posed a threat, meanwhile the American astronauts are safely in the Russian part of the ISS as a precaution.
(NBC News Science, )

We demonstrate by co-culture experiments that these nitrite oxidizers supply cyanase-lacking ammonia oxidizers with ammonium from cyanate, which is fully nitrified by this microbial consortium through reciprocal feeding.
(Nature, )

Apparent imbalances in geochemical nitrogen budgets have spurred numerous studies to measure the contributions of heterotrophic and autotrophic N2-producing metabolisms (denitrification and anaerobic ammonia oxidation, respectively).
(Nature, )

Using the upgraded Very Large Array, astronomers have produced a detailed radio map of the upper 100 kilometers of Jupiter's atmosphere, revealing the complex movement of ammonia gas that shapes the colorful clouds observed in the optical.
(Science Daily - News, )

Here we report the enrichment and initial characterization of two Nitrospira species that encode all the enzymes necessary for ammonia oxidation via nitrite to nitrate in their genomes, and indeed completely oxidize ammonium to nitrate to conserve energy.
(Nature, )

The study finds that titanium dioxide coatings, seen as promising for their role in breaking down airborne pollutants on contact, are likely in real-world conditions to convert abundant ammonia to nitrogen oxide, the key precursor of harmful ozone pollution.
(Science Daily - News, )

Plants perform the chemical reduction of atmospheric nitrogen to ammonia as a matter of course, but for humans to do that in an industrial setting, a necessity for modern agriculture, requires subjecting nitrogen to massive amounts of energy under high pressure.
(Science Daily - News, )

We investigate the mechanosensitive channel of large conductance (MscL) from Mycobacterium tuberculosis and aquaporin Z (AqpZ) and the ammonia channel (AmtB) from Escherichia coli, using ion mobility mass spectrometry (IM-MS), which reports gas-phase collision cross-sections.
(Nature, )

The crystal structure implies a two-step mechanism for hydrazine synthesis: a three-electron reduction of nitric oxide to hydroxylamine at the active site of the γ-subunit and its subsequent condensation with ammonia, yielding hydrazine in the active centre of the α-subunit.
(Nature, )

Here we present experiments performed in a large chamber under atmospheric conditions that investigate the role of organic vapours in the initial growth of nucleated organic particles in the absence of inorganic acids and bases such as sulfuric acid or ammonia and amines, respectively.
(Nature, )

Complete oxidation of ammonia to nitrate in one organism (complete ammonia oxidation; comammox) is energetically feasible, and it was postulated that this process could occur under conditions selecting for species with lower growth rates but higher growth yields than canonical ammonia-oxidizing microorganisms.
(Nature, )

Scientists have studied the reactions under close-to-reality conditions: With the help of X-rays, they observed the interactions of the nitrogen monoxide pollutant molecule and of the reduction agent ammonia with iron and copper centers, i.e. transition metal ions in Fe-ZSM-5 and Cu-SSZ-13, where the reaction takes place.
(Science Daily - News, )

Other examples

See also examples for Liquid Ammonia.

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