Sentences with phrase «by nitrogen»

Our collective sweet tooth was satisfied by a nitrogen ice cream station, where a plethora of yummy toppings were available to pile onto the creamy results of our inner child's favorite gastronomic science experiment.

The kinetic energy gained by the nitrogen molecules will be lost in a continuous blackbody spectrum characteristic of the temperature of the gas.

The use of char also promises to combat marine dead zones, like that in the Gulf of Mexico caused by nitrogen - and phosphorus - rich agricultural runoff.

Nutrients come from upwelled water, and productivity is likely to be limited by nitrogen.

(d) The opposite will happen by analogy if the CO2 atmosphere of Venus would be replaced by a nitrogen — oxygen atmosphere at a pressure of 90.9 atm.

Acidic rains is among the bad effects of nonrenewable energy sources; which is cause by nitrogen from fossils as one of the components.

We talk with David Kanter, Assistant Professor in the Department of Environmental Studies at New York University, about the problems caused by nitrogen pollution and how we can better manage this critical resource.

Nettles are favoured by nitrogen deposition.

Blooms of toxic algae, nourished by nitrogen and phosphorus leaching into waterways, are increasingly common across much of the United States, according to a recent report described here.

Usually it's not the only cause, but air pollution is a factor in at least 30,000 deaths each year in the UK, although scientists are struggling to disentangle the damage caused by nitrogen dioxide from that caused by particulates, or soot.

Fission yeast autophagy induced by nitrogen starvation generates a nitrogen source that drives adaptation processes.

Yield of aerobic rice in rainfed lowlands of the Philippines as affected by nitrogen management and row spacing.

Yet, scattering by nitrogen and oxygen can only explain how sunsets can be orange and perhaps reddish, not how the sky can blush blood red.

The bloom, which is caused by nitrogen runoff from farm fertilizer, contains a cyanobacteria toxin that may be linked to neurological diseases.

Biologists from the Woods Hole Oceanographic Institution found bone damage consistent with decompression sickness, caused by nitrogen bubbles in the blood as an animal surfaces too quickly.

Those alone won't solve all the problems caused by nitrogen, but it's a feasible goal to start with, Galloway says.

In the study the researchers have modified the graphene by replacing some of the carbon atoms by nitrogen atoms.

The landscape's productivity is limited by nitrogen availability.

This is how the identification of smallest magnetic fields with diamond sensors works: in the tiny diamond tip, two adjacent carbon atoms are being removed and one of the resulting vacancies is replaced by a nitrogen atom.

The nitrogen - vacancy (NV) center is a defect in the atomic structure of a diamond where one carbon atom in the diamond lattice is replaced by a nitrogen atom, and an adjacent site in the lattice is vacant.

The amount of nitrous oxide in the atmosphere has quickly increased as well, with about a third of the total added by human activity — much of that emitted by nitrogen - based fertilizers, and half of that from just three nations: China, the Soviet Union, and the United States.

The rig, which consisted of three aluminum cages powered by nitrogen jets, aimed to teach pilots how to regain control of a tumbling craft.

The broad, bright plains known as Sputnik Planum seem to be covered by nitrogen glaciers; these flow gloppily, and quickly erase craters made by crashing asteroids.

It denotes a material which has an exceptionally high surface area, typically determined by nitrogen adsorption, and includes a large amount of microporosity.

At this high pressure, nitrogen lost all signs of being a molecule — infrared light that normally is absorbed by nitrogen - nitrogen bonds passed right through the sample, they report in the 7 August Physical Review Letters.

On the ground, the Department for Transport admits that as many as 35,000 people living near to Heathrow Airport suffer from poor air quality, primarily caused by nitrogen dioxide and particulate matter.

We're talking over two minutes of sitting in a giant cauldron while being blasted by nitrogen - chilled air to drop the air temperature as low as -320 degrees while undergoing a rejuvenation process called cryotherapy.

The oxygen removal is performed by a nitrogen or carbon dioxide current, by vacuum, or by a combination of both and has a capacity to process up to 13,200 gallons / hour.

Not exact matches

Demand for these prepackaged cold drinks has been largely driven by such innovations as the use of probiotics for digestive health and the infusion of nitrogen in lieu of sweeteners.

And it has a very helpful atmosphere which, in the case of Mars, being primarily CO2 with some nitrogen, and argon, and few other trace elements, means that we can grow plants on Mars just by compressing the atmosphere.

Switching from coal to natural gas would reduce sulfur dioxide emissions by more than 90 percent and nitrogen oxide emissions by more than 60 percent.

And I'm going to see another technology in the U.S. that reduces nitrogen oxide emissions from diesel trucks by up to 50 % while preserving horsepower.

In 2002, Arcadia licensed a gene isolated from barley by the University of Alberta that improved nitrogen use.

By 2035, nitrogen dioxide levels in the city center's most polluted street were expected to fall by 74 percent, the proposal saiBy 2035, nitrogen dioxide levels in the city center's most polluted street were expected to fall by 74 percent, the proposal saiby 74 percent, the proposal said.

Nor is it particularly important to know the chemical composition of a man, except for the purposes of amusing or shocking audiences in popular lectures by telling them that they are so much hydrogen, oxygen, carbon, nitrogen, potassium, sulfur, and so on, worth one dollar and ninety - eight cents on the current market in chemicals.

Two experimenters, the late Lord Rayleigh and the late Sir William Ramsay, found that if they obtained nitrogen by two different methods, each equally effective for that purpose, they always observed a persistent slight difference between the average weights of the atoms in the two cases.

This condition is caused by excessive nitrogen, heat stress, or insufficient water.

If blossom drop continues, too much nitrogen has been applied, and the pot should be flushed by running a lot of water through it.

Causal agents: Blossom - end rot occurs when the plant is unable to take up adequate calcium, a condition caused by fluctuating soil moisture (drought or overwatering), high nitrogen fertilization, or root pruning during cultivation.

Chickpeas create their own fertilizer by fixing nitrogen from the air â $ «which means significantly lower use of chemical fertilizers and healthier soils.

Sold shelled and unshelled in vacuum or nitrogen - flushed 25 - to 30 - pound cases, the walnuts are bought by supermarkets, bakeries and food processors.

Sub Zero Ice Cream & Yogurt owner Jerry Hancock figured out the secret to success is customization, and in 2004 he put his degree in chemistry to use by realizing liquid nitrogen can instantly freeze a substance, which would allow endless ice cream and yogurt combinations.

Is the productivity of organic farms restricted by the supply of available nitrogen?

The degree of denaturation is normally expressed by the Whey Protein Nitrogen Index (WPNI), i.e. in milligrams of undenatured whey protein nitrogen per gram of powder.

It contains 90 % coffee by weight, with diversion of this nitrogen - rich food from landfills and the recycling stream supporting achievement of waste diversion and greenhouse - gas targets;

The soil sample report will typically give the following information: soil type or texture, pH, salinity (expressed as electro - conductivity), percentage of organic matter, and fertility status as indicated by the levels of nitrogen, potassium, and phosphorous.

In some states, specialized tests also report on zinc, manganese, copper, boron, sulfates, and silt.ture, pH, salinity (expressed as electro - conductivity), percentage of organic matter, and fertility status as indicated by the levels of nitrogen, potassium, and phosphorous.

ture, pH, salinity (expressed as electro - conductivity), percentage of organic matter, and fertility status as indicated by the levels of nitrogen, potassium, and phosphorous.

These constraints set up by the organic agriculture standards lead to nitrogen on organic farms nitrogen being - in economic terms - a quantitatively scarce factor.

Since organic farms are mostly mixed farms, integrating animal husbandry with crop production, using vast and diverse rotations, intercrops and green cover crops, and maintaining soil fertility by cultivating nitrogen fixing legumes, they display a higher diversity of domesticated species than conventional farms.