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Table 1 Synthesis conditions of ε-Co NPs, using DCB-OA-Co2(CO)8

From: Burst nucleation by hot injection for size controlled synthesis of ε-cobalt nanoparticles

  DCB (mL) Co2(CO)8 (mmol) OA (mmol) \(\frac{[Co]}{[OA]}\) Reaction time (s) Injection temperature (K) \(\bar{D}_{mean}\) (nm) RSD (%)
Puntes [19] 18 1.6 0.63 5.0 300 455 N/A 10–20
Ma [20] 9 0.8 0.08 20.0 600 463 9a N/A
9 0.8 0.16 10.0 600 463 6a N/A
9 0.8 0.32 5.0 600 463 4a N/A
Iablokov [18] 18 1.5 0.46 6.5 1200 455 3.2a 12.5
18 1.5 0.46 6.5 1200 451 4.8a 6.3
18 1.5 0.46 6.5 1200 447 6.8a 7.4
18 1.5 0.46 6.5 1200 <441 10.2a 5.9
Present study 18 1.5 0.24 12.9 1800 452 4.6a 19.6
18 1.5 0.24 12.9 1800 447 7.1a 14.3
18 1.5 0.24 12.9 1800 443 7.9a 17.5
18 1.5 0.24 12.9 1800 441 9.6a 14.0
18 1.5 0.24 12.9 1800 437 9.4a 15.5
18 1.5 1.45 2.1 1800 441 2b  
18 1.5 0.95 3.2 1800 441 3b  
18 1.5 0.47 6.5 1800 441 4b  
18 1.5 0.24 12.9 1800 441 7b  
18 1.5 0.19 16.3 1800 441 7b  
18 1.5 0.16 19.5 1800 441 8b  
  1. aMean particle diameter extracted from TEM analysis
  2. bAverage crystallite diameter extracted from profile refinements of powder XRD data