Fig. 2
From: Electrical stimulation towards melanoma therapy via liquid metal printed electronics on skin
Pictures of electrical stimulation treatment of malignant melanoma tumor on mice model based on liquid metal spray-printing. a Electrical stimulation parameters of mice model (signal: sine wave, the voltage is 5 V, the electric field strength of about 2 V/cm, the frequency is 300 kHz). b Electrical stimulation parameters of mice model (signal: sine wave, voltage: 5 V, the electric field strength is about 2 V/cm, the frequency is 100 kHz). c Electrical stimulation parameters of mice model (signal: sine wave, voltage: 4 V, the electric field strength is about 1.6 V/cm, the frequency is 300 kHz)