Sentences with phrase «less than oxygen»

Carbon Dioxide can not store heat; it has a heat capacity even less than oxygen and nitrogen and releases any heat it absorbs practically instantly.

Not exact matches

Automatic VFFS vacuum packaging machine, with partial or total back gas flush, ensures oxygen residue to be less than 1.5 %.

Our fully automated vacuum packaging system, with partial or total back gas flush, ensures oxygen residue of less than 1.5 %.

This fully automated vacuum packaging system with partial or total back gas flush ensures oxygen residue of less than 1.5 % for a broad range of packaging types and valve options at increased output speeds.

This fully automated vacuum packaging system with partial or total back gas flush ensures oxygen residue of less than 1.5 % for a broad range of packaging types and valve options.

For teams coming from low - lying areas, it can be quite an ordeal playing a full 90 minutes when there is much less oxygen available than they are used to.

Research indicates that some infants, particularly those born at less than 37 weeks gestation, may be subject to transient episodes of bradycardia, apnea, and oxygen desaturation when traveling in a standard car safety seat.

«Evidence suggests that breastfeeding is less stressful to preterm babies than bottle - feeding, and that temperature and oxygen levels also remain more stable throughout breastfeeding.

Diaper services are also an eco friendly diaper alternative to home laundering; while most parents find this service more expensive than the costs of buying and laundering their own cloth diapers, diaper services use less water and energy per diaper, and most use green detergents such as oxygen bleach rather than chlorine bleach.

The staff, which includes developmental pediatricians, neonatologists, a nurse practitioner, a psychologist, a psychometrist, and a nutritionist provide services for infants who were born weighing less than 1250 grams, discharged on oxygen or a monitor, or who had other special problems as a newborn.

It's less messy than pads, and the odor is kept to a minimum, since blood smells only when exposed to oxygen.

Newborns in the home - birth group were less likely than those in the midwife - attended hospital - birth group to require resuscitation at birth (RR 0.23, 95 % CI 0.14 - 0.37) or oxygen therapy beyond 24 hours (RR 0.37, 95 % CI 0.24 - 0.59).

Working in tandem, light and oxygen control the solidification of the resin, creating commercially viable objects that can have feature sizes below 20 microns, or less than one - quarter of the width of a piece of paper.

They determined a material with less than 90 percent carbon and enhanced by oxygen, rather than nitrogen or sulfur, worked best for both carbon capture and methane selectivity, especially for materials activated at temperatures approaching 800 degrees Celsius.

The crew found the three new species of Loricifera (jellyfish - like animals less than a millimeter long) in the sediment of L'Atalante Basin, a zone of salty, oxygen - depleted water at the bottom of the Mediterranean.

She reported at the American Association of Physical Anthropologists meeting in March that women who carry more oxygen in their blood have more than twice as many surviving children as women who carry less oxygen.

By looking at the chemistry of rocks deposited during that time period, specifically coupled carbon and sulfur isotope data, a research team led by University of California, Riverside biogeochemists reports that oxygen - free and hydrogen sulfide - rich waters extended across roughly five percent of the global ocean during this major climatic perturbation — far more than the modern ocean's 0.1 percent but much less than previous estimates for this event.

However, they found the opposite — these pups had less severe retinopathy and more normal retinal vascular development than pups born to control mother rats and placed into varying oxygen levels.

When a certain amount of oxygen vacancies (4 mol %) exists in the material, the proton concentration around Zr is higher than that around the rare - earth element which indicates protons with less influence from the trapping effects of the rare - earth element (Fig. 1).

Singlet oxygen is an electronically excited state of oxygen that is less stable than normal oxygen.

Less than a micrometer in diameter, it's the most abundant photosynthetic organism on Earth, taking up carbon dioxide and releasing oxygen.

At 62 °F and 72 °F, the critical oxygen level was less than 2 milligrams of oxygen per liter of water; this increased to between 2 and 3 milligrams per liter at 82 °F, and when testing recently fed and infected crabs.

The relevance to atmospheric composition is that silica - rich rocks have far less iron and sulfur than silica - poor rocks, and iron and sulfur react with oxygen and form a sink for oxygen.

They also observed that this response if very rapid, occurring less than a second after oxygen is pulled out of the surrounding tissue.

Mountain air contains less oxygen than air at lower altitudes, so breathing it causes the heart to beat faster and the body to burn more energy.

The late Proterozoic — the time period beginning less than a billion years ago following this remarkable chapter of sustained low levels of oxygen — was strikingly different, marked by extreme climatic events manifest in global - scale glaciation, indications of at least intervals of modern - like oxygen abundances, and the emergence and diversification of the earliest animals.

The problem lies in the extracellular fluid such devices would get their fuel from in the body — the levels of the oxygen there are roughly 1,000 times less than the available glucose.

«This period of extended low oxygen spanning from roughly 2 to less than 1 billion years ago was a time of remarkable chemical stability in the ocean and atmosphere,» Lyons said.

In fact, the completely unplanned «experiment» had left the crew gasping for breath as the oxygen concentration gradually fell from 21 per cent to less than 15 per cent, making the atmosphere as thin as at an altitude of 4000 metres.

Simple sponges can live with 200 times less oxygen than present atmospheric levels, supporting the idea that animals evolved before oxygen - rich oceans

Even with 200 times less oxygen than is currently found in the atmosphere, the sponges survived until the end of the study, 10 days after oxygen levels finished dropping.

However, the offspring of these adults, when reared in hypoxic conditions showed less ability to regulate their oxygen uptake and were significantly smaller than those of normoxic parents, potentially because they were having to expend more energy simply to survive in those conditions.

«We looked at the chemistry within young molecular clouds containing a thousand times less oxygen than our Sun.

With an atmosphere of much less than one percent oxygen, scientists have presumed that there were things living in deep water in the mud that didn't need sunlight or oxygen, but Czaja says experts didn't have any direct evidence for them until now.

By measuring the size of the largest raindrop imprints (inset) in ash that solidified soon after an eruption 2.7 billion years ago (pocked slab, main image) and comparing them to the imprints made by drops of various sizes and momentums in lab tests, the team estimates that the density of Earth's oxygen - free atmosphere 2.7 billion years ago most likely ranged between 50 % and 108 % of today's air and was certainly less than twice its modern density — a thickness insufficient to offset the dimness of the sun at the time.

This means that gills have less oxygen to supply to a body that already grows faster than them.

Scientists have long known how the people of the Tibetan Plateau, including Nepal's famous mountain - climbing Sherpa, deal with oxygen levels up to 40 % less than those at sea level.

In most places in the world's oceans, microbes consume all the oxygen less than 10 centimeters into the sediment and below that depth switch to using other compounds for respiration.

The sensors detected changes in oxygen pressure as small as 15 millimeters of mercury, and it took less than 10 minutes to see the effects of a change in inhaled gas.

The researchers conducted density functional theory calculations for different atomic configurations of the interface, finding that the SrO layer was less stable than TiO2 and that it could be lost by forming oxygen vacancies.

Less well known are other higher titanium oxides — those with a higher number of titanium and oxygen atoms than TiO — that are now the subject of intensifying research due to their potential use in next - generation electronic devices.

What's more, its air has 40 percent less oxygen than does the air at sea level.

The production of methane is accelerated because stationary pools of water contain much less oxygen than a flowing river interacting with the atmosphere and microbes thrive in low - oxygen environments.

Exhaled air contains 17 percent oxygen, less than 21 percent of fresh air, and 4 percent carbon - dioxide, which can inhibit cardiac contraction.

Although LGM oxygen isotope changes can not be used to independently assess cooling, they provide a useful additional constraint that is difficult to reconcile with a cooling much less than 3 deg.

Now, if you have all this very cold, nearly freezing water surrounding these ice caps, sucking up carbon dioxide out of the polar atmosphere, at nearly the highest possible rate, 30 times faster than oxygen, and 70 times faster than nitrogen, doesn't it stand to reason that the air that remains might just have a lot less carbon dioxide in it than the atmosphere across the rest of the planet?

While about 1,000 times less dense at Pluto's orbit than at Earth's, solar winds carrying protons and electrons, as well as ionized helium and oxygen, gust outward at about 300 to 500 km / s (187 to 311 miles / s).

It is a variable carbon star, which is to say a late type star that resembles a red giant (or less frequently a red dwarf), that has an atmosphere with more carbon than oxygen.

The oxygen consumption during asanas is lesser than your daily regular activities.

In the short term, your body will undergo the following changes: ventilation (respiratory rate) increases in response to a lower amount of oxygen in the blood, blood then becomes more alkaline (meaning less acidic) as you hyperventilate, and this alkaline state in turn signals your body to breathe less than you should in order to get substantial oxygen to your tissues.