Table 1.

Results of particle diameter were obtained from SEM micrographs according to concentration, sonication time, type of paper, and metal concentration determined by XRF.

Sample	Concentration solution (M)	Diameter NP (nm)	Sonication time (min)	Type of paper	Metal concentration in a paper (ppm)
					Ag	Cu
p-AgNO3	0.005	–	0	1	468 ± 18	–
	0.005	–	15		1,117 ± 51	–
p-AgNP	0.00125	44.9 ± 12.5	15		812 ± 49	–
	0.0025	54.9 ± 25.4	15		964 ± 68	–
	0.005	80.7 ± 55.8	15		1,004 ± 48	–
	0.005	102.4 ± 14.5	0		381 ± 14	–
	0.005	80.7 ± 55.8	15		1,004 ± 48	–
	0.005	47.7 ± 19.6	20		870 ± 56	–
	0.005	12.0 ± 5.0	30		928 ± 42	–
	0.005	57.1 ± 3.8	60		1,068 ± 30	–
	0.005	43.2 ± 24.4	15	2	1,050 ± 50	–
p-CuSO4	0.005	–	0	1	–	749 ± 49
	0.005	–	15		–	65,400 ± 14218
p-CuNP	0.00125	–	15		–	1,840 ± 219
	0.0025	–	15		–	2,533 ± 235
	0.005	84.7 ± 48.3	15		–	7,289 ± 226
	0.005	–	0		–	169 ± 43
	0.005	84.7 ± 48.3	15		–	7,289 ± 226
	0.005	72.7 ± 24.4	20		–	4,353 ± 315
	0.005	123.5 ± 13.2	30		–	8,838 ± 501
	0.005	79.6 ± 36.7	60		–	64,576 ± 1095
	0.005	–	15	2	–	43,924 ± 149
p-AgNO3/CuSO4	0.005	–	0	1	134 ± 9	1027 ± 54
	0.005	–	15		3,439 ± 79	37,763 ± 874
p-Ag/CuNP	0.00125	44.0 ± 3.3	15		410 ± 28	6,374 ± 157
	0.0025	53.7 ± 31.5	15		632 ± 45	7,248 ± 208
	0.005	34.6 ± 12.7	15		807 ± 57	11,000 ± 458
	0.005	273.6 ± 22,6	0		126 ± 9	409 ± 41
	0.005	49.2 ± 40.4	15	2	683 ± 51	10,886 ± 440