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Table 1 Summary of NP size distributions, spacing between particles, and surface densities

From: Bimetallic non-alloyed NPs for improving the broadband optical absorption of thin amorphous silicon substrates

Samples NP diameter range in nm (mean) NP to NP distance range in nm (mean) Number of NPs on 245 × 169 nm (percentage of area coverage by NPs)
  Au NPs Ag NPs Au-Au NPs Ag-Ag NPs Au-Ag NPs Au NPs Ag NPs
Au NPs on glass 9.6 to 352.4 (130.5)   90.0 to 318.2 (193)    97 (37.9)  
Ag NPs on glass   7.8 to 111.7 (48.2)   45.4 to 118.2 (63.8)    1,451 (42.4)
AuAg NPs on glass 7.8 to 254.4 (124.5) 16.2 to 109.3 (43.8) 118.2 to 272.3 (180.9) 36.3 to 90.9 (58.48) 36.3 to 181.9 (61.2) 114 (23.5) 1,044 (25.6)
Au NPs on a-Si 13.5 to 162.4 (108.5)   90.0 to 363.4 (198)    135 (19.3)  
Ag NPs on a-Si   5.5 to 111.7 (52.2)   3.3 to 109 (62.2)    1,211 (42.4)
AuAg NPs on a-Si 37.6 to 105.1 (100.5) 7.8 to 126.8 (60.76) 127.3 to 290.1 (201.0) 45.5 to 118.2 (70.0) 36.3 to 145.5 (105) 149 (20.3) 544 (30.3)