854602.fig.005a
(a)
854602.fig.005b
(b)
854602.fig.005c
(c)
Figure 5: (a) Current-voltage behavior of the miniaturized X-ray tube. (b) Energy spectrum of the X-rays produced from the miniaturized X-ray tube. The spectrum is normalized by the highest peak of 17.48 keV Mo Kα1 characteristics X-ray. (c) A radiograph of a line pair phantom.