On the regularities or tetrad effect in complex formation by ƒ-electron elements. A double-double effect

A tetrad effect in the liquid-liquid extraction ordering of lanthanides(III)

D.F. Peppard, G.W. Mason, S. Lewey · Journal of Inorganic and Nuclear Chemistry · 1969 · 289 citations

Solvent Extraction, Inorganic Chemistry, Chemical Engineering +4

Analogous actinide (III) and lanthanide (III) tetrad effects

D.F. Peppard, C.A.A. Bloomquist, E. Philip Horwitz et al. · Journal of Inorganic and Nuclear Chemistry · 1970 · 135 citations

Inorganic Compound, Inorganic Chemistry, Chemistry +1

The regularities in stability constants of some rare earth complexes

I. Fidelis, S. Siekierski · Journal of Inorganic and Nuclear Chemistry · 1966 · 126 citations

Rare Earth Mineral, Inorganic Chemistry, Engineering +9

The “Tetrad effect” of Peppard is a variation of the nephelauxetic ratio in the third decimal

Chr. Klixbüll Jørgensen · Journal of Inorganic and Nuclear Chemistry · 1970 · 106 citations

Urology, Physiology, Medicine +3

Acidic esters of phosphonic acid as selective extractants for metallic cations-selected M(III) tracer studies

D.F. Peppard, G.W. Mason, I. Hucher · Journal of Inorganic and Nuclear Chemistry · 1961 · 82 citations

Solvent Extraction, Phosphonic Acid, Chemical Engineering +11