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Table 3: Req for rectangle field sizes, E=9 MeV and σ2 =0.67 (radian2 cm2) 2a and 2b (cm) are the sides of rectangle

Table 3: R<sub>eq</sub> for rectangle field sizes, E=9 MeV and σ<sup>2</sup> =0.67 (radian<sup>2</sup> cm<sup>2</sup>) 2a and 2b (cm) are the sides of rectangle