Table 2

Nanoparticles mean diameters at three different days from their preparation by three different methods, by DLS measurements on static sample

Day from preparation

Diameter peak 1 (nm)

Diameter peak 2 (nm)

Diameter peak 3 (nm)


Ball milling method

CuO

1

1843

5560

4

342

TiO2

1

1281

4

532

Sonication method

CuO

1

452

4923

4

197

15

405

1407

5560

TiO2

1

173

4

154

15

95

SWCNH

1

151

4830

4

169

4526

15

147

4370

Homogenization method

CuO

1

1248

4968

5

280

TiO2

1

196

4936

5

141

15

117

SWCNH

1

107

5

132

4714

15

169

4701


All the nanofluid concentrations are 0.1 wt.%

Fedele et al. Nanoscale Research Letters 2011 6:300   doi:10.1186/1556-276X-6-300

Open Data