www.nanoscalereslett.com

Table 2
DOP sample IjP-ejection parameters and correlated features numerically determined from FESEM images
Row		Line
Row		1	2	3	4	5	6	7	8
		Drop number (n_d); Piezo actuation frequency (f, kHz)
		2D-percolation factor (PF) and filling fraction (FF)
A	Drop number; (ND) frequency (F) (kHz)	5; 0.5	10; 0.5	20; 0.5	50; 0.5	100; 0.5	200; 0.5	500; 0.5	1,000; 0.5
	2-D percolation factor (PF)	0.3122	0.3814	0.0588	0.4035	0.41	0.3457	1.1612	1.1878
	Filling fraction (FF)	0.34	0.52	0.25	0.33	0.6174	0.32	0.49	0.51
B	Drop number; (ND) frequency (F) (kHz)	5; 1	10; 1	20; 1	50; 1	100; 1	200; 1	500; 1	1,000; 1
	2-D percolation	0.1523	0.2659	0.6141	1.3367	0.5059	1.2882	0.5416	1.1406
	Filling fraction (FF)	0.36	0.45	0.51	0.53	0.37	0.59	0.43	0.53
C	Drop number; (ND) frequency (F) (kHz)	5; 2	10; 2	20; 2	50; 2	100; 2	200; 2	500; 2	1,000; 2
	2-D percolation	0.9201	0.1943	0.9660	1.3438	0.8753	1.3546	1.9004	1.3843
	Filling fraction (FF)	0.5	0.4	0.52	0.61	0.44	0.7	0.63	0.62
D	Drop number; frequency (kHz)	5; 3	10; 3	20; 3	50; 3	100; 3	200; 3	500; 3	1,000; 3
	2-D percolation	0.4379	1.3328	0.6294	0.4142	0.8473	1.3184	1.1708	0.8992
	Filling fraction (FF)	0.43	0.56	0.51	0.5	0.56	0.55	0.48	0.58
E	Drop num; (ND) frequency (F) (kHz)	5; 0.25	10; 0.25	20; 0.25	50; 0.25	100; 0.25	200; 0.25	500; 0.25	1,000; 0.25
	2-D percolation	N/A	0.3670	0.3935	0.5767	0.8103	0.6106	1.1558	1.4360
	Filling fraction (FF)	N/A	0.48	0.37	0.37	0.29	0.38	0.39	0.52

Chiolerio et al. Nanoscale Research Letters 2012 7:502 doi:10.1186/1556-276X-7-502

Table 2