Examples of using Molecular oxygen in English and their translations into Vietnamese
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Without it, molecular oxygen wouldn't exist.
Ascorbate has the potential to reduce cytochromes a andc of the respiratory chain as well as molecular oxygen.
Molecular oxygen is a highly oxidizing agent and, therefore, is an excellent electron acceptor.
The discovery by the Herschel team has been confirmed,cementing the existence of molecular oxygen in space.
The spectroscopy of molecular oxygen is associated with the atmospheric processes of aurora, airglow andnightglow.
Dr Bieler says the big question for the team know is tofind out why Comet 67P contains molecular oxygen.
We decided to keep monitoring this molecular oxygen signature until we were sure we understood what was happening.”.
Since gold cannot be oxidized,when CO2 collides with the gold surface at high speed, molecular oxygen will appear.
In air and tissue, molecular oxygen(O2) occurs in a triplet state, whereas almost all other molecules are in a singlet state.
SAM confirmed that 95% of Mars' atmosphere is made up of carbon dioxide(CO2) and the other 5% is a combination of molecular nitrogen(two nitrogen atoms bound together), molecular oxygen, argon and carbon monoxide.
This is the first comet that we have found which has molecular oxygen,” said Dr André Bieler, researcher at the University of Michigan.
Mitochondria use molecular oxygen to extract a lot of energy that would otherwise be lost, and foodstuff is eventually converted to low energy water and carbon dioxide.
Singlet oxygen is the common name of an electronically excited state of molecular oxygen which is less stable than molecular oxygen in the electronic ground state.
But molecular oxygen, which is formed of two bonded oxygen atoms and makes up about 20 percent of the air we breathe on Earth, has eluded astronomers until now.
In the first stage both oxygens are incorporated from the molecular oxygen while in the second step only one is incorporated as determined by isotope labeling studies.
Another way to make up the deficit is by a process called pseudocyclicphotophosphorylation in which some of the electrons passing to ferredoxin then reduce molecular oxygen back to H2O instead of reducing NADP+ to NADPH.
Scientists have found that molecular oxygen around comet 67P is not produced on its surface, as some suggested, but may be from its body.
This is then adenylated and thioesterified onto the peptidyl carrier protein(PCP) of NovH by ATP and NovH itself.[21] NovI then further modifies this PCP boundmolecule by oxidizing the β-position using NADPH and molecular oxygen.
Since living organisms use molecular oxygen only for cellular respiration, the rate of oxygen consumption is directly related to the rate of ATP production.
No measurable UVC from solar radiation reaches the Earth's surface,because ozone, molecular oxygen and water vapor in the upper atmosphere completely absorb the shortest UV wavelengths.
Whereas molecular oxygen(dioxygen) is a diradical containing two unpaired electrons, the addition of a second electron fills one of its two degenerate molecular orbitals, leaving a charged ionic species with single unpaired electron and a net negative charge of- 1.
Iron also plays an important part in biology,where it forms complexes with molecular oxygen in hemoglobin and myoglobin and helps transport of oxygen and proteins in the body.
The spectroscopy of molecular oxygen is associated with the atmospheric processes of aurora and airglow.[51] The absorption in the Herzberg continuum and Schumann- Runge bands in the ultraviolet produces atomic oxygen that is important in the chemistry of the middle atmosphere.[52] Excited state singlet molecular oxygen is responsible for red chemiluminescence in solution.
Now, researchers at Caltech claim to have created areactor that can turn carbon dioxide into molecular oxygen, which could help us fight climate change here on Earth or generate oxygen for life in space.
It is probable that in the presence of molecular oxygen and as a direct result of the photoirradiation of the photosensitiser molecule, both Type-I and II pathways play a pivotal role in disrupting cellular mechanisms and cellular structure.
Because iodide can be oxidized to iodine by molecular oxygen under wet conditions, US companies add thiosulfates or other antioxidants to the potassium iodide.
Because iodide can be oxidized to iodine by molecular oxygen under wet conditions, US companies add thiosulfates or other antioxidants to the potassium iodide.
As an example,when a fuel is burned the chemical energy of molecular oxygen is converted to heat,[1] and the same is the case with digestion of food metabolized in a biological organism.
Iron plays an important role in biology, forming complexes with molecular oxygen in hemoglobin and myoglobin; these two compounds are common oxygen-handling proteins in vertebrates(hemoglobin for oxygen transport, and myoglobin for oxygen storage).
In a new paper, Giapis and his co-author andCaltech colleague Yunxi Yaos propose that the molecular oxygen at Comet 67P is not ancient, but is being produced right now by interactions within the comet's nebulous aura, or coma, between water molecules coursing off the comet and particles streaming from the sun.