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Figure 1 | Radiation Oncology

Figure 1

From: Stereotactic body radiation therapy (SBRT) for lung malignancies: preliminary toxicity results using a flattening filter-free linear accelerator operating at 2400 monitor units per minute

Figure 1

Cross-beam profile. Cross beam profile of a conventional 10 megavolt photon beam (dashed line) is compared to the cross beam profile of an unflattened photon beam (solid line) of equivalent energy. The unflattened beam has approximately four times higher dose rate at central axis.

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Radiation Oncology

ISSN: 1748-717X

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