(n.) A rare metallic element found in platinum ore. It is a white malleable substance. Symbol Da. Atomic weight 154.
Example Sentences:
Rhodium
Definition:
(n.) A rare element of the light platinum group. It is found in platinum ores, and obtained free as a white inert metal which it is very difficult to fuse. Symbol Rh. Atomic weight 104.1. Specific gravity 12.
Example Sentences:
(1) The rhodium(II) propionate complex was more stable.
(2) The conclusion is that the complex of rhodium trichloride and oxalyl homocysteine thiolactone possesses antineoplastic activity.
(3) For example, a post-consumer automotive catalyst has a concentration of platinum group metals (like platinum, palladium and rhodium) more than 100 times higher than in natural ores.
(4) Supplemental rhodium increased the hematocrits and liver oxidative ability of both nickel-deficient and -supplemented chicks, and increased total liver lipids, liver lipid phosphorus, and liver cholesterol in the nickel-deficient chicks alone.
(5) The partition of the catalyst into the lipid medium was checked by rhodium analysis.
(6) The effect of rhodium(II) acetate, propionate, and methoxyacetate on the activity of 17 enzymes was evaluated.
(7) Of the 306 workers, 38 had a positive skin prick test to the platinum halide salts; of these, one gave a positive reaction to the palladium salt and six to the rhodium salt.
(8) We report a case of occupational allergic contact dermatitis from rhodium sulphate and cobalt chloride in a 29-year-old woman working in a goldsmith's workshop.
(9) There were no isolated positives to the rhodium and palladium halide salts.
(10) A rhodium compound, Rh(NH3)3Cl3, does not sensitize the spores of Bacillus megaterium to X-rays.
(11) The amount of rhodium which is adsorbed by tumor cells in vitro also correlates with the partition coefficient of the rhodium(II) compounds studied.
(12) The remarkable site selectivity for G-U mismatches within double-helical regions is attributed to shape-selective binding by the rhodium complex.
(13) Operation of the latter tube at 27.5 kV with a 0.051-mm rhodium filter should reduce dose by half but also SNR by 22%.
(14) Interchangeability and sterilizability of transducers and improved mechanical strength with platinum-rhodium alloy are also discussed.
(15) Rhodium(II) acetate has been shown to have carcinostatic activity in Swiss mice bearing Ehrlich ascites tumors.
(16) The coordination complex tris(4,7-diphenylphenanthroline)rhodium(III), Rh(DIP)3(3+), binds to and, upon photoactivation, cleaves both DNA strands near the base of a DNA cruciform.
(17) Rhodium(II) acetate, propionate, and butyrate showed a considerable variation in their antitumor activity against Ehrlich ascites tumor cells in mice, with the butyrate complex being the most active.
(18) Levels of bound rhodium as high as 1 molecule per five bases have been achieved.
(19) The use of Ruthenium 106 Rhodium 106 appeared to be advantageous in controlling the disease as well as in reducing the incidence of complications.
(20) Conjugation of the complex to HSA via the ECDI method resulted in yields of approximately 40% of the total rhodium or approximately 80% of the Rh-cysteine complex.