Scanning electron microscope (SEM) images of (a) B and (b) B. Inset shows a high magnification image of B.
Differential thermal analysis for with different B powders.
Scanning electron microscope (SEM) images for (a) B96, (b) BM4B96, (c) BM8B96, and (d) BM12B96.
Particle size distribution for (a) B96, (b) BM4B96, (c) BM8B96, and (d) BM12B96.
(a) - and -axis lattice parameters, (b) , (c) full-width at half-maximum (FWHM) of the (110) peak, and (d) lattice strain of samples using different B.
Relative intensity, , as a function of ball-milling time. (Inset) Relative pinning force as a function of field for the different samples.
The magnetic critical current density for all samples as a function of external magnetic field at 5 and 20 K.
Kramer plot of the pinning force, , for all samples at 20 K.
Temperature dependence of irreversibility field and upper critical field for all samples with different ball-milling times.
Measured resistivity values, residual resistivity ratios (RRR), and active cross-sectional area fraction for with different ball-milling times.
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