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Table 1
Figures of merit of the nanoshaped-spiky fillers
Metal particles	R_tip^a[nm]	H_tip/FWHM^b	H_tip/D_core^c	Filler: PDMS weight ratio
Ni	43	1.1	0.09	3.1
Cu	975	3.6	0.37	2:1
Au	17	2.3	0.34	1:1

^aAverage tip radius; ^baspect ratio between the H_tip and FWHM); ^cratio between the H_tip and the D_core.

Stassi et al. Nanoscale Research Letters 2012 7:327 doi:10.1186/1556-276X-7-327

Table 1