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. 2021 Mar 24;21(7):2267. doi: 10.3390/s21072267

Figure 5.

Figure 5

Metamaterial microwave split ring resonator sensor incorporated with an IDC: (a) Layout of the split ring resonator with the IDC along with the PDMS microfluidic channel. (b) Measured transmission response of the unloaded sensor [83]. Reprinted from Govind, G. Metamaterial-Inspired Microwave Microfluidic Sensor for Glucose Monitoring in Aqueous Solutions. IEEE Sensors Journal, 2019, with permission from IEEE.