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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