Table 1 Detailed information and correlated sensing capabilities of four practical samples
Sample | Electronic materials (product name) | Company | Components (weight %) | Colorimetric sensing | Spectral measurement | Repeatability |
|---|---|---|---|---|---|---|
A | Enameled wire (UEW) | Jung Shing wire | Copper (98%) PU (2%) | √ (Sensitive) | Not detectable | √ |
B | Circuit board (EIC-16010) | E-call enterprise Co., Ltd | ABS plastic (29%) POM plastic (45%) Carbon steel (1%) Phosphor bronze (17%) Nickel (8%) | X | Not detectable | N/A |
C | Nickel plate (N6) | Centenary materials Co., Ltd | Nickel (99.5%) | X | Not detectable | N/A |
D | Speaker cable (SPK-D-105A) | DC cable | Copper (10%) Silver (24%) PVC (66%) | √√ (Highly sensitive) | Not detectable | √ |