Figure 8

Components used in experiment, (a) pc-WLEDs, (b) PTC thermistor, (c) fixed resistor, (d) diodes, (e) thermoelectric cooler (TEC).
Components used in experiment, (a) pc-WLEDs, (b) PTC thermistor, (c) fixed resistor, (d) diodes, (e) thermoelectric cooler (TEC).