Fig. 6: Application of the HFS for heat flux measurements. | Microsystems & Nanoengineering

Fig. 6: Application of the HFS for heat flux measurements.

From: Highly sensitive flexible heat flux sensor based on a microhole array for ultralow to high temperatures

Fig. 6

a Measurement of heat absorption and release of water by the HFS. b Pictures of heat absorption and release experiments. c Heat flux curve recorded by the HFS in the liquid nitrogen volatilization experiment. d Picture of the liquid nitrogen vaporization experiment. e Heat flux curve of the human body surface recorded by the HFS at room temperature and under cold application, and output curve of the HFS under no load. f Picture of the HFS attached to human skin. g Heat flux curve recorded by the HFS at different wind temperatures, recorded from when the heat gun was turned on to a period of time after it was turned off. h Picture of the hot air experiment

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