Research articles

Butler, B.M., Sila, A.M., Shepherd, K.D., Nyambura, M., Gilmore, C.J., Kourkoumelis, N., Hillier, S. (2019) Pre-treatment of soil X-ray powder diffraction data for cluster analysis, Geoderma, 337, 413-424.

Hillier, S. and Butler, B. (2018) New XRD data-based approaches to soil mineralogy, Spectroscopy, 33, 34-36.

Butler, B M., O’Rourke, S.M., Hillier, S. (2018) Using rule-based regression models to predict and interpret soil properties from X-ray powder diffraction data, Geoderma, 329, 43-53.


Butler, B. M. and Hillier, S. (2019) powdR: Full Pattern Summation of X-Ray Powder Diffraction Data. R package version 1.0.0.

Conference Proceedings

Butler, B. M., Shepherd, K. D., Nyambura, K. M., Sila, A., Palarea-Albaladejo, J., and Hillier, S. (2019), Mineral–nutrient relationships in African soils assessed using cluster analysis of X-ray powder diffraction data, EGU General Assembly, Vienna.

Butler, B. M., and Hillier, S. (2019), A terrestrial soil analogue for Martian mineralogy identified by the digital soil mineralogy concept application to X-ray powder diffraction measurements on Earth and Mars, EGU General Assembly, Vienna.