S. Johnsen

Megavoltage cone-beam computed tomography using a high-efficiency image receptor.

Carlo Tognina, Ivan P. Mollov, Ivan Mollov, 2003, International journal of radiation oncology, biology, physics.

Physical characterization of neutron beams produced by protons and deuterons of various energies bombarding beryllium and lithium targets of several thicknesses.

H. Amols, S. Johnsen, F. Dicello, 1977, Medical physics.

An investigation of the neutron detection efficiency of a plastic scintillation detector in the energy range 6 to 41 MeV

W. Broste, S. Johnsen, A. Sagle, 1974 .

Neutron sources in the Varian Clinac 2100C/2300C medical accelerator calculated by the EGS4 code.

K. Kase, W. Nelson, James C. Liu, 1997, Health physics.

Energy measurements of the 20–60 MeV neutron beam of the Davis 76-inch isochronous cyclotron☆

S. Johnsen, F. Brady, W. J. Knox, 1970 .

Neutron-proton scattering. 2. Spin correlation parameter Ayy (theta) at 50 MeV

J. Ullmann, J. Romero, J. Watson, 1980 .

Dosimetry measurements of 26, 35 and 45 MeV p-Be and p-Li neutron beams.

J. L. Tom, S. Johnsen, P. Heintz, 1978, Physics in medicine and biology.

Neutron energy spectra and dose-distribution spectra of cyclotron-produced neutron beams.

S. Johnsen, P. Heintz, N. Peek, 1977, Medical physics.

Proton-beryllium neutron production at 25-55 MeV.

S. Johnsen, 1977, Medical physics.