Fig. 6: Applications of biosensing based on SL-TENG.
a Detection of catechin in real black tea samples based on conventional vertical contact-separation mode SL-TENG. [Reprinted figure with permission from ref. 69. Copyright (2020) Elsevier], b Monitoring of concentration of urea solution during the crop cultivation from day to day. [Reprinted figure with permission from ref. 42 Copyright (2024) Wiley-VCH], c Detection of anti-tumor drugs loading on protein based on SL-TENG. [Reprinted figure with permission from ref. 70 Copyright (2024) Elsevier], d Monitoring of total aerobic counts for a commercial water container on different time stages with measurement of triboelectric measurements. [Reprinted figure with permission from ref. 71 Copyright (2018) Wiley-VCH].
