Figure 2From: Pool boiling of water-Al2O3 and water-Cu nanofluids on horizontal smooth tubesDetails of the test section. 1 - heating surface, 2 - cartridge heater, 3 - Teflon ring, 4 - copper sleeve, 5 - thermocouples, 6 - insulating cap, 7 - thermoconductive paste.Back to article page