Brush-Painting and Photonic Sintering of Copper Oxide and Silver Inks on Wood and Cardboard Substrates to Form Antennas for UHF RFID Tags

Table 1

Sintering parameters and resistance measurements.

Sample number	Substrate material	Conductive ink	Sintering parameters	Number of flash pulses needed	Light energy from lamp [kJ]	Resistance [Ω]
1	Wood	Ag	1000 μs, 2800 V	3	2.314	1.1
2	Wood	Ag	2000 μs, 2200 V	2	1.729	0.6
3	Wood	Ag	2000 μs, 2500 V	2	2.350	0.5
4	Wood	Ag	2000 μs, 2800 V	1	1.543	0.5
5	Wood	Ag	2000 μs, 3000V	1	1.820	0.4
6	Wood	Cu	1500 μs, 2600 V	1	0.968	4.7
7	Wood	Cu	2000 μs, 2000 V	3	2.064	Not conducting
8	Wood	Cu	2000 μs, 2200 V	2	1.729	11.7
9	Wood	Cu	2000 μs, 2400 V	1	1.066	5.0
10	Cardboard	Ag	1000 μs, 2800 V	3	2.314	0.6
11	Cardboard	Ag	2000 μs, 2200 V	2	1.729	0.7
12	Cardboard	Ag	2000 μs, 2500 V	2	2.350	0.6
13	Cardboard	Ag	2000 μs, 2800 V	1	1.543	Not conducting
14	Cardboard	Cu	1500 μs, 2600 V	1	0.968	10.0
15	Cardboard	Cu	2000 μs, 2000 V	2	1.376	9.7
16	Cardboard	Cu	2000 μs, 2200 V	1	0.865	5.8
17	Cardboard	Cu	2000 μs, 2200 V	2	1.729	10.5
18	Cardboard	Cu	2000 μs, 2400 V	1	1.066	Not conducting