Sentence examples for oxygen exists from inspiring English sources

Because only very little oxygen exists, we believe that the prepared nanowalls are molybdenum nanowalls rather than molybdenum oxide ones.

It is just because so much adsorption oxygen exists on the SnO2 surface that they become captives of photo-generated electron hole pairs directly or indirectly.

Through a square scan of the EDX mapping on the bulk segregation, it can be found that the oxygen exists in the film which is further evidence for the presence of the hydrate compound detected in the XRD measurement.

Energy dispersive spectrometer (EDS) results in Fig. 4 indicate that the wire consists of Si and O with atomic ratio of 4, which is far from the ratio of Si dioxide and suggests that a trace amount of oxygen exists in the SiNWs.

However, Dalton did not conceive that with some elements atoms exist in molecules — e.g. pure oxygen exists as O2.

In addition to the algae bloom, hypoxic "dead" zones are also spreading, caused by shifts in the plankton population, where so little oxygen exists in the water that many species cannot survive.

At the same time, high concentrations of oxygen exist in the voids between the particle clusters.

No maxima corresponding to specific types of chemisorbed oxygen exist on the potentiodynamic curves of oxygen adsorption.

However, on V Mg–O and V Sb O different types of lattice oxygen exist leading either to selective or non-selective products.

We can even identify the concentration of certain gases in the atmosphere or oceans by looking at the types of minerals deposited, because some elements, such as carbon, nitrogen and oxygen exist in fractionally heavier or lighter types – isotopes – and the ratio of these isotopes can vary according to the element's source.

The studies presented here suggest that multiple exit paths for oxygen exist in the wildtype and most, but not all, of the mutant HbI proteins.