Correction method for in-air output ratio for output variations occurring with changes in backscattered radiation - Tajiri, Minoru; Tokiya, Yuji; Watanabe, Kazuhiro (Medical physics (Lancaster), 2012)
Keywords: Air; ASYMMETRY; backscatter; BACKSCATTERING; COLLIMATORS; Computer Simulation; Conformal radiation treatment; CORRECTIONS; equivalent square field; Field size; in-air output ratio; Ionization chambers; Lead; Linear accelerators; Models, Theoretical; monitor-backscatter effect; output variation; Photons; Polynomials; radiation therapy; RADIOLOGY AND NUCLEAR MEDICINE; Radiometry - methods; RADIOTHERAPY; Radiotherapy, Computer-Assisted - methods; Radiotherapy, Conformal - methods; rectangular field; Scattering, Radiation; SYMMETRY; Telescopes; X‐ray scattering; X‐rays; output variation; rectangular field; monitor-backscatter effect; equivalent square field; in-air output ratio