Figure 4From: Enhancements of thermal conductivities with Cu, CuO, and carbon nanotube nanofluids and application of MWNT/water nanofluid on a water chiller systemThe normalized thermal conductivity of Cu, CuO, and MWNT nanofluids as a function of the volume fraction. (a) The normalized thermal conductivity of CuO-ethylene glycol nanofluids as a function of volume fraction; (b) the normalized thermal conductivity of MWNT-ethylene glycol nanofluids as a function of volume fraction; (c) the normalized thermal conductivity of MWNT-synthetic engine oil nanofluids as a function of volume fraction; (d) the normalized thermal conductivity of Cu-water nanofluids as a function of the measured time at 0.1 vol.%.Back to article page