Ramesh and Prabhu Nanoscale Research Letters 2011, 6:334 http://www.nanoscalereslett.com/content/6/1/334 Page 5 of 15 Table 1 Enhancement of thermal conductivity of water on addition of nanoparticles reported in the literature [13.14.17-42] (Continued) SiO2 TiO2 SiC MWCNT 47 150 47 36 36-47 12 - 15-20 27 15 10 × 40 26 600 15 × 30000 100 × >50000 20-60 dia 130 × >10000 - - - 4.00 2.0-10.0 0-18 1.10-2.30 1.10-2.40 1.00 1.00-4.00 3.25-4.30 0.50-5.00 4.2 4.00 0.40-1.00 0.60 0.04-0.84 0.60 0-1 wt% 1.00 0.6 0.75 1 1.03 1.10 1.004 1.09 1.08 1.29 1.08-1.11 1.15-1.22 1.18-1.29 1.00-1.31 1.010-1.011 1.009-1.010 1.005-1.007 1.03 1.02-1.05 1.080-1.105 1.084-1.108 1.075-1.099 1.05-1.30 1.08-1.33 1.158 1.229 1.03-1.07 1.38 1.04-1.24 1.05-1.31 1.34 1.00-1.10 1.00-1.30 1.00-1.80 1.07 1.39 1.23 1.30 1.28 1.19 1.34 1.34 1.28 1.11 1.12 1.13 1.11 1.28 1.03 1.02 1.08 21°C 71°C 21°C 71°C 21°C 71°C 27.5°C 32.5°C 34.7°C - 31.85°C 46.85°C 66.85°C - - 31.85°C 46.85°C 86.85°C Sphere (CTAB) Rod (CTAB) Sphere Cylinder - Sodium dodecyl sulfate Sodium dodecyl benzene 20°C Sodium dodecyl benzene 45°C CATB Gum Arabic 20°C Gum Arabic 25°C Gum Arabic 30°C - SDS 0.1 mass% SDS 0.5 m ass% SDS 2 mass% SDS 3 mass% CTAB 0.1 mass% CTAB 1 mass% CTAB 3 mass% CTAB 6 mass% Triton 0.17 mass% Triton 0.35 mass% Triton 0.5 mass% Triton 1 mass% Nanosperse 0.7 mass% CTAB 1 mass% CTAB 3 mass% CTAB 5.5 mass% [28] [29] [30] [26] [21] [30] [35] [36] [37] [38] [39] [40] [41] [26] [42]