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Table 2 Structural parameters of sludges and standards derived from EXAFS analysis

From: Transformation of PVP coated silver nanoparticles in a simulated wastewater treatment process and the effect on microbial communities

Sample Shell CNa Rb σ2c
Aerobic sludges     
Ag+ Ag – S 2.0 2.55 0.007
AgNP Ag – S 1.6 2.51 0.005
  Ag – Ag 2.4 2.89 0.005
  Ag – Ag 3.0 3.09 0.006
  Ag – Ag 2.4 4.98 0.003
Anaerobic sludges     
Ag+ Ag – S 2.0 2.48 0.008
AgNP Ag – S 2.0 2.51 0.005
References     
Ag2S NP Ag – S 1.5 2.52 0.004
  Ag – Ag 3.0 3.06 0.007
Ag-foil Ag – Ag 12.0 2.86 0.001
Ag-GSH Ag – S 2.0 2.49 0.003
  Ag – Ag 1.0 3.03 0.007
Ag-thiosulfate Ag – Ag 1.0 2.52 0.002
  1. a Coordination number, b Interatomic bond distance (Å), c Debye-Waller factor.