Sentence examples for barrier enter from inspiring English sources

It is assumed that only the atoms receiving enough energy to overcome the surface barrier enter the solid.

NDs would continuously penetrate the pulmonary capillary barrier, enter into the circulation system, and then be cleared or absorbed by other tissues.

In the model, energetic CH3+ ions and CH3 radicals are incident on the surface alternately, and for the radicals on the surface, it is assumed that only the atoms receiving enough energy to overcome the surface barrier enter the solid.

Under certain conditions, the bacteria can cross the epithelial barrier, enter and multiply in the bloodstream and disseminate to other organs including the central nervous system (CNS).

In contrast to cholesterol, 24-hydroxycholesterol can cross the blood-brain barrier, enter the peripheral circulation and be eliminated from the body in bile (Russell et al., 2009).

The results of recent toxicological studies support the theory that PM10-2.5 PM10-2.5exertffectheir theffectsof deposition in the atrways whereas PNC, afthe crositeg the alveofar epithelial barrier, enter into the systemic circulation andepositionardinvascular functhen [ 40, 41].

Hexavalent chromium (chromate) compounds are highly water soluble and, therefore, can overcome the cellular permeability barrier, entering via sulfate transport pathways since it bears structural similarity with SO4.

When 1.5 millimolars of meth was introduced into the influx BBB chip, about 10% of the dose crossed the barrier, entered the brain chip, and bound to the neurons, mimicking the real neurological effects of the drug.

Moreover, because the barrier enters into the rate J0 as the argument of an exponential, the increase in nucleation rates due the observed differences in α can be dramatic.

Once inside the human body via the skin, lung, and digestive system, the nanoparticles often penetrate the barriers, enter the bloodstream, and directly interact with the vascular endothelial cells (ECs).

Barriers enter into our lives for a few reasons -- to protect, to enlighten and to develop us.