The SXA system: (a) Digital x-ray source, (b) x-ray image sensor, and (c) cow femur samples.
Diagram of the SXA system and details of the x-ray image sensor connected to the computer.
Digitals radiographies of the samples of cow bone taken at different exposition times.
(a) The detector working region as a function of the exposure time. (b) The transmittance curves for bone samples at different exposition times as a function of the thickness.
Relationship between density per unit of area calculated by means of Eq. (7) considering a ROI of 0.1 × 0.1 cm2, and the density per unit of area measured by means of gravimetric method for different thickness at 0.158 s from cow bone samples.
Radiographies of left femur from female Wistar rats taken at 0.158 s for different ages.
Relationship of densities per unit of area as a function of age obtained from radiographies of rats considering a ROI of 0.1 × 0.1 cm2.
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