Estimation of complex refractive index of soil particles and its dependence on soil chemical properties

<i>Light Scattering by Small Particles</i>

H. C. van de Hulst, V. Twersky · Physics Today · 1957 · 5.6K citations

Engineering, Physics, Optical Properties +6

An efficient method for finding the minimum of a function of several variables without calculating derivatives

M. J. D. Powell · The Computer Journal · 1964 · 4.5K citations

Mathematical Programming, Numerical Analysis, Several Variables +15

Iron Oxide Removal from Soils and Clays by a Dithionite-Citrate System Buffered with Sodium Bicarbonate

O. P. Mehra, M. L. Jackson · Clays and clay minerals (National Conference on Clays and Clay Minerals) · 1958 · 4.2K citations

Chemical Engineering, Environmental Chemistry, Sodium Bicarbonate +14

Light scattering by small particles

S. Snowdon · Journal of the Franklin Institute · 1957 · 3.7K citations

Photonics, Engineering, Physics +5

A Model for the Spectral Albedo of Snow. I: Pure Snow

W. J. Wiscombe, Stephen G. Warren · Journal of the Atmospheric Sciences · 1980 · 1.7K citations

Engineering, Grain Size, Earth Science +19