Table 2 Rw agreement factor for the Rietveld refinement of the four proposed structural models in the P63/mmc space group

From: Structure and chemical bonding in high-pressure potassium silver alloys

Structure

Rw (%)

Supercell - no partial occupancy

8.14

Supercell - K partial occupancy

6.76

Supercell - Ag partial occupancy

3.78

Supercell- K and Ag partial occupancies

2.62

  1. Details of the refinement procedure is described in the K2Ag section.