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… method using primary and scatter dose kernels formed for energy bins of X-ray spectra reconstructed as a function of off-axis distance: comparison of calculated and …

S Kimura, K Sutoh, K Kamimura, A Iwasaki… - 2011 - cat.inist.fr
... method uses primary and scatter dose kernels formed for energy bins of X-ray spectra
reconstructed as a function of off-axis distance. ... We made the dose calculation by taking into
account the beam-hardening effect with depth and the off-axis radiation-softening ... Source / Source. ...

A robust procedure for verifying TomoTherapy Hi-Art™ source models for small fields

B Hundertmark, E Sterpin… - Physics in Medicine and …, 2011 - iopscience.iop.org
... Conventionally, the linac calibration process begins by measuring the nominal output of a
'reference' field (usually a 10 cm lateral × 10 cm longitudinal field at the source-to-axis distance
(SAD)) following national and international dosimetry codes of practice, such as AAPM ...
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Langmuir probe study of a magnetically enhanced RF plasma source at pressures below 0.1 Pa

J Kousal, M Tichý, O Šebek… - Plasma Sources …, 2011 - iopscience.iop.org
... as an axial derivative of the floating potential and the radial field near the axis was obtained from
the difference between floating potentials of the probes when one of the probes was centred
near the source axis. ... 3.1.1. Dependence on the distance from the magnetic circuit plane ...
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Collimated scanning for large sample neutron activation analysis of inhomogeneous samples

T Vasilopoulou, F Tzika… - Journal of Radioanalytical and …, 2011 - Springer
... other sources. Figure 3 shows the MCNP predicted FEP efficiency for a point source
in midair as a function of off-axis distance for two SCD of (a) 10.5 cm and (b) 3 cm
and gamma ray energies of 661 and 1332 keV. It can be ...
Cited by 1 - Related articles - All 2 versions

Evaluation of kV cone-beam CT performance for prostate IGRT: a comparison of automatic grey-value alignment to implanted fiducial-marker alignment

W Shi, JG Li, RA Zlotecki, A Yeung… - American Journal of …, 2011 - journals.lww.com
... The image geometry consisted of a 100-cm source-to-axis distance and 153-cm
source-to-detector distance. The image dose delivered was estimated to be 2.1 cGy to the
center of the patient and 3.3 cGy at the periphery (depth, 2 cm) per scan. ...
Cited by 1 - Related articles - All 3 versions

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