Sentence examples for undesirable ions from inspiring English sources

The negative sites on a cation exchanger are first neutralized with sodium ions by exposure to a strong solution of common salt (sodium chloride); when the hard water is passed through the resin, the undesirable ions in the water are replaced by sodium ions.

The mode of the plasma had great impact on the synthesis of SWNTs and undesirable ion bombardment of substrate should be avoided in order to growth SWNTs.

However, many of these may cause undesirable ion suppression effects in mass spectrometry studies, or else lead to unwanted resonances in NMR spectra.

Secular excitation has been used in other experiments [53] to remove unwanted ions, but it often has the undesirable effect that the excited ions heat and eject the other ions in the trap.

In certain circumstances, the presence of metal ions is undesirable, as, for example, in water, in which calcium (Ca2+) and magnesium (Mg2+) ions cause hardness.

As a conclusion, the newly devised fluidized photocatalytic reactor system was able to decompose the ammonia and acetic acid up to 90% conversion inspite of the draw-lack of little bit production of undesirable NO2-and NO3-ions.

In such cases the undesirable effects of the metal ions frequently can be eliminated by "sequestering" the ions as harmless complexes through the addition of an appropriate complexing reagent.

In brief, during the QEA experiments, the undesirable magnetron motion of the ions is converted to cyclotron motion.

Focused ion beam (FIB) technology is advantageous for material processing at nanoscale because of its high machining precision [11], but the ion beam may cause undesirable materials degradation and the equipment is costly [12, 13].

The technique has been used to evaluate the impact of a novel approach for mitigating the undesirable consequences of manganese dissolution in Li-ion batteries.

Direct injection methods can be affected by ion suppression, the presence of undesirable additional peaks, and noisy baselines that may affect the specificity and sensitivity.