Soil aggregate formation and carbon stabilization

The lab is investigating processes that lead to aggregate formation and soil carbon storage using synchrotron based X-ray computed tomography, scanning electron microscopy, and Fourier transform infrared spectro-microscopy.

Semantic segmentation of an x-ray CT scan of a soil aggregate. Mineral solids in gray, pores in blue, and particulate organic matter in brown.

Semantic segmentation of an x-ray CT scan of a soil column with biochar. Mineral solids in gray, particulate organic matter and biochar in brown.