Knowledge graph centered on Extended X-ray Absorption Fine Structure spectroscopy with 12 nodes and 23 connections. Top connected: Porewater Lead Concentrations Limited by Particula, drive-point piezometer groundwater sampling, porewater chemistry, iron speciation, redox gradients.
X-ray absorption spectroscopy to determine lead coordination environments and speciation in soil samples. Uses linear combination fitting with reference standards to quantify different Pb phases.
Synthesized from method descriptions across 1 paper using this protocol.
Steps below were extracted from the most recent peer-reviewed implementation of this protocol in the corpus — Porewater Lead Concentrations Limited by Particulate Organic Matter Coupled With Ephemeral Iron(III) and Sulfide Phases during Redox Cycles Within Contaminated Floodplain Soils (2021), Environmental Science & Technology. Implementations in other papers (listed below) may differ.