Articles

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Solid State Microdosimetry With Heavy Ions for Space Applications (with A. Wroe, M. Reinhard, V. Pisacane, J. Zeigler, M. Nelson, F. Cucinotta, M. Zaider, and J. Dicello), Faculty of Engineering - Papers (2007)
This work provides information pertaining to the performance of Silicon-On-Insulator (SOI) microdosimeters in heavy ion...
 

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Out-of-field dose equivalents delivered by proton therapy of prostate cancer (with A. Wroe and R. Schulte), Faculty of Engineering - Papers (2007)
Measurements were performed to assess the dose equivalent outside a primary proton treatment field, using...
 

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Silicon Microdosimetry in Heterogeneous Materials: Simulation and Experiment (with A. Wroe, I. Cornelius, D. Prokopovich, M. Reinhard, R. Schulte, and V. Bashkirov), Faculty of Engineering - Papers (2006)
Microdosimetry spectra obtained experimentally utilizing a Silicon-On-Insulator (SOI) microdosimeter within biological materials, was used to...
 

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Absolute depth-dose-rate measurements for an 192Ir HDR brachytherapy source in water using MOSFET detectors (with V. O. Zilio, O. P. Joneja, Y. Popowski, and R. Chawla), Faculty of Engineering - Papers (2006)
Reported MOSFET measurements concern mostly external radiotherapy and in vivo dosimetry. In this paper, we...
 

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Intraoperative solid-state based urethral dosimetry in low dose rate prostate brachytherapy (with D. L. Cutajar, G. J. Takacs, M. L. Lerch, T. Braddock, J. A. Bucci, J. Brady, L. J. Duggan, K. E. Enari, M. Zaider, and M. Zelefsky), Faculty of Engineering - Papers (2006)
This paper presents in phantom testing of a recently developed intraoperative minidosimetry system, designed to...
 

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Edge-on face-to-face MOSFET for synchrotron microbeam dosimetry: MC modeling (with E. A. Siegbahn, E. Brauer-Krisch, A. Holmes-Siedle, M. L. Lerch, A. Bravin, I. Cornelius, G. J. Takacs, N. Painuly, H. Nettleback, and T. Kron), Faculty of Engineering - Papers (2005)
The dosimetry of X-ray microbeams using MOSFETs results in an asymmetrical beam profile due to...
 

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Microdosimetry simulations of solar protons within a spacecraft (with A. J. Wroe, I. Cornelius, V. L. Pisacane, J. F. Zeigler, M. E. Nelson, F. Cucinotta, M. Zaider, and J. F. Dicello), Faculty of Engineering - Papers (2005)
The microdosimetric spectra derived by silicon microdosimeter in a proton radiation field traversing heterogeneous structures...
 

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The role of nonelastic reactions in absorbed dose distributions from therapeutic proton beams in different medium (with A. J. Wroe and I. Cornelius), Faculty of Engineering - Papers (2005)
Many new techniques for delivering radiation therapy are being developed for the treatment of cancer....
 

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Analysis of inelastic interactions for therapeutic proton beams using Monte Carlo simulation (with A. J. Wroe, I. Cornelius, M. Reinhard, and D. Alexiev), Faculty of Engineering - Papers (2004)
The irradiation of various tissue-like materials by therapeutic proton beams was simulated using Monte Carlo....
 

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In vivo dosimetry and seed localization in prostate brachytherapy with permanent implants (with D. L. Cutajar, M. L. Lerch, G. J. Takacs, T. Braddock, V. L. Perevertailo, J. Bucci, J. Kearsley, M. Zaider, and M. Zelefsky), Faculty of Engineering - Papers (2004)
This paper reports on the development of an interactive, intraoperative dose planning system for seed...
 

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Verification of Monte Carlo calculations in fast neutron therapy using silicon microdosimetry (with I. Cornelius), Faculty of Engineering - Papers (2004)
Silicon microdosimetry measurements in Fast Neutron Therapy were simulated using the GEANT4 Monte Carlo toolkit....
 

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LET dependence of the charge collection efficiency of silicon microdosimeters (with I. Cornelius, R. Siegele, and D. D. Cohen), Faculty of Engineering - Papers (2003)
A heavy ion microprobe was used to conduct ion beam induced charge (IBIC) collection imaging...
 

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Neutron dosimetry with planar silicon p-i-n diodes (with M. Yudelev, M. L. Lerch, I. Cornelius, P. Griffin, V. L. Perevertailo, I. E. Anokhin, O. S. Zinets, V. I. Khivrich, M. Pinkovskaya, D. Alexiev, and M. Reinhard), Faculty of Engineering - Papers (2003)
New nonionizing energy losses (NIEL) sensors based on silicon planar p-i-n diodes of different geometry...
 

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MOSFET dosimetry for microbeam radiation therapy at the European Synchrotron Radiation Facility (with E. Brauer-Krisch, A. Bravin, M. L. Lerch, J. Stepanek, M. D. Michael, and J. A. Laissue), Faculty of Engineering - Papers (2003)
Preclinical experiments are carried out with ;20–30 mm wide, ;10 mm high parallel microbeams of...
 

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Improvement of SOI microdosimeter performance using pulse-shape discrimination techniques (with I. Cornelius, R. Siegele, and D. D. Cohen), Faculty of Engineering - Papers (2002)
The timing properties of a silicon-on-insulator microdosimeter for medical and space applications have been studied...
 

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A prototype coded aperture detector for small animal SPECT (with S. R. Meikle, P. Kench, A. G. Weisenberger, R. Wojcik, M. F. Smith, S. Majewski, S. Eberl, R. R. Fulton, and M. J. Fullham), Faculty of Engineering - Papers (2002)
In a previous simulation study, we demonstrated the feasibility of using coded apertures together with...
 

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Feasibility study of online high-spatial-resolution MOSFET dosimetry in static and pulsed x-ray radiation fields (with M. L. Lerch, T. Kron, E. Brauer-Krisch, A. Bravin, A. Holmes-Siedle, and B. J. Allen), Faculty of Engineering - Papers (2001)
Improvements have been made in the measurement of dose profiles in several types of X-ray...
 

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Design and simulation of continuous scintillator with pixellated photodetector (with G. J. Takacs and M. L. Lerch), Faculty of Engineering - Papers (2001)
Presents results of simulations performed as part of the development of a gamma-ray detector module...
 

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Spectral characterization of a blue-enhanced silicon photodetector (with M. L. Lerch, P. E. Simmonds, G. N. Taylor, S. R. Meikle, and V. L. Perevertailo), Faculty of Engineering - Papers (2001)
In this paper, we report on spectral response data and gamma ray spectroscopy measurements using...
 

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A computational technique for simulating ionization energy deposition by energetic ions in complex targets (with I. Cornelius, P. D. Bradley, and R. L. Maughan), Faculty of Engineering - Papers (2000)
An ion transport code was developed for simulating ionization energy deposition by energetic ions in...
 

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Improved spatial resolution by MOSFET dosimetry of an x-ray microbeam (with G. I. Kaplan, B. J. Allen, J. T. Booth, M. G. Carolan, and A. Holmes-Siedle), Faculty of Engineering - Papers (2000)
Measurement of the lateral profile of the dose distribution across a narrow x-ray microbeam requires...
 

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A new silicon detector for microdosimetry applications in proton therapy (with P. Bradley, I. Cornelius, G. I. Kaplan, B. J. Allen, J. B. Flanz, M. Goitein, A. Van Meerbeeck, J. Schubert, J. Bailey, Y. Takada, A. Maruhashi, and Y. Hayakawa), Faculty of Engineering - Papers (2000)
A silicon-on-insulator diode array with a sensitive depth of 10 microns has been developed for...
 

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Measurement of radiotherapy x-ray skin dose on a chest wall phantom (with K. Y. Quach, J. Morales, M. J. Butson, and P. E. Metcalfe), Faculty of Engineering - Papers (2000)
Sufficient skin dose needs to be delivered by a radiotherapy chest wall treatment regimen to...
 

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Fission converter and metal–oxide–semiconductor field effect transistor study of thermal neutron flux distribution in an epithermal neutron therapy beam (with G. I. Kaplan, B. J. Allen, J. A. Coderre, and H. B. Liu), Faculty of Engineering - Papers (1999)
The depth distribution of the thermal neutron flux is a major factor in boron neutron...
 

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Tissue equivalence correction for silicon microdosimetry detectors in boron neutron capture therapy (with P. D. Bradley), Faculty of Engineering - Papers (1998)
Reverse-biased silicon p-n junction arrays have been proposed as microdosimetry detectors. The tissue equivalence of...
 

Presentations

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Spatial Resolution of a Small Cubic LYSO Scintillator Crystal Detector with Depth-of-Interaction Capabilities in a Small Animal PET Scanner (with L. Perera, M. Lerch, S. R. Meikle, and J. Chan), Faculty of Engineering - Papers (2007)
Present Positron Emission Tomography (PET) detectors suffer from degradation of the spatial resolution due to...
 

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Evaluation of Transmission Methodology for the microPET Focus 220 Animal Scanner (with W. Lehnert, S. R. Meikle, S. Siegel, D. Bailey, and R. Banati), Faculty of Engineering - Papers (2005)
Attenuation Correction is important among other corrections for quantitative Positron Emission Tomography (PET). A common...
 

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Response of a SOI Microdosimeter to a /sup 238/PuBe Neutron Source (with M. I. Reinhard, I. Cornelius, D. K. Prokopovich, A. Wroe, V. Pisacane, J. F. Zeigler, M. E. Nelson, F. Cucinotta, M. Zaider, and J. F. Dicello), Faculty of Engineering - Papers (2005)
The response of a solid state microdosimeter based on semiconductor on insulator (SOI) technology to...
 

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Nanodosimetric cluster size distributions of therapeutic proton beams (with A. J. Wroe, R. Schulte, V. Bashkirov, and B. Grosswendt), Faculty of Engineering - Papers (2004)
As we move into the new millennium, it is important that we improve our understanding...
 

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Readout of LYSO using a new silicon photodetector for positron emission tomography (with M. L. Lerch, R. Ward, P. E. Simmonds, V. L. Perevertailo, S. R. Meikle, and G. N. Taylor), Faculty of Engineering - Papers (2003)
This article focuses on the characterisation of three versions of a custom designed silicon photodetector...
 

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Performance evaluation of a multipinhole small animal SPECT system (with S. R. Meikle, P. Kench, R. Wojcik, M. F. Smith, A. G. Weisenberger, S. Majewski, and M. L. Lerch), Faculty of Engineering - Papers (2003)
We have designed and constructed a small animal SPECT system based on compact, high resolution...
 

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CoALA-SPECT: a coded aperture laboratory animal SPECT system for pre clinical imaging (with S. R. Meikle, R. Wojcik, A. G. Weisenberger, M. F. Smith, S. Majewski, P. Kench, S. Eberl, R. R. Fulton, and M. L. Lerch), Faculty of Engineering - Papers (2002)
We have previously demonstrated the potential of multi-pinhole coded apertures when used in conjunction with...
 

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Spectral characterisation of a blue-enhanced silicon photodetector (with M. L. Lerch, P. E. Simmonds, G. N. Taylor, S. R. Meikle, and V. L. Perevertailo), Faculty of Engineering - Papers (2000)
In this work we report on spectral response data and gamma ray spectroscopy measurements using...