Development and Comparison of Fiber-Optic Beta Radiation Sensors with Different Diameters of Their Sensing Probes

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Outer diameter (mm)</td><td class="align_center">Core diameter (<i>μ</i>m)</td><td class="align_center">Attenuation (dB/km)</td><td class="align_center">Numerical aperture (NA)</td><td class="align_center">Operating temperature (°C)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">3</td><td class="align_center">2,950</td><td class="align_center">150~300 (@ 650 nm)</td><td class="align_center">0.50</td><td class="align_center">−55~70</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Properties of the plastic optical fiber (#53-833, Edmund optics).

Journal of Sensors

tab3

Table 3

Table 3: Development and Comparison of Fiber-Optic Beta Radiation Sensors with Different Diameters of Their Sensing Probes 