Sentence examples for carrier elements from inspiring English sources

Since invisible amounts of the radioactive species were formed, their chemical identity had to be deduced from the manner in which they followed known carrier elements, present in macroscopic quantity, through various chemical operations.

In this method, design requirements of mechanical systems are expressed by regeneration rules which are composed mainly of symbols and logical codes; non-isomorphic graphs are chosen to be graphic carriers for symbolic carrier regeneration process; in each regeneration step, similarity identification needs to be done on symbolic carrier elements-links, so as to prevent redundant schemes.

In the presence of Cu II) as a carrier element, the recoveries of the metal solutions increase quantitatively by the addition of 0.2 0.8 mg of carrier element for Co and Pb, 0.2 0.6 mg for Cd and Cr.

Open image in new window Fig. 3 Effect of Amount of Cu2+ as carrier element on heavy metal recovery.

The results showed that preconcentration method yielded an optimum result with the use of Cu II) as a carrier element.

The percentage recoveries were in the range of 65.5 75.6% for the metals investigated when no carrier element was used.

Ni and Pb were quantitatively recovered from the metal ion solutions by the addition of 0.2 1.4 mg of Cu II) solution as carrier element (Fig. 3).

The proposed procedure centered on co-precipitation of Cd, Co, Ni, Cr and Pb by 8-hydroxyquinoline precipitating reagent with Cu2+ as carrier element.

The Carrier element must itself be realized by a particular class of the unit next below on the rank scale, the nominal class of group.

The effect of the amount of Cu II) as carrier element on the model solutions was investigated within the range of 0 1.4 mg (Fig. 3).

This was carried out with a fixed amount (0.2 mg) of carrier element and 25 mL each of the metal solutions.