Hugo Bouchard
- Professeur agrégé
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Faculté des arts et des sciences - Département de physique
Complexe des sciences office B-4435
Web : ResearchGate
Web : Site web de l’unité de recherche
Web : Google Scholar
BSc
2001
, Physique , Université du Québec (Canada)
MSc
2003
, Physique médicale , McGill (Canada)
PhD
2010
, Physique , Université de Montréal (Canada)
Affiliations
- Membre – CRCHUM — Centre de recherche du Centre hospitalier de l’Université de Montréal
Areas of Expertise
- Monte Carlo simulations
- Imagerie médicale
- Radiation therapy equipment
- Interactions of particles and radiation with matter
- Radiation detectors
- Scattering of atoms and molecules
- X-ray beams and x-ray optics
- X-ray imaging
- Charged-particle beams
- Physical radiation effects, radiation damage
- Biological and medical physics
- Metrology
- Modeling of radiation transport coupled to magnetic fields by the Monte Carlo method.
- Characterization of tissues by spectral computed tomography.
- Small field dosimetry.
- Simulation of the dosimetric response of detectors.
- Radiation detectors: ionization chambers, radiochromic film, diodes, scintillator, liquid ionization chamber.
Responsabilities and outreach Expand all Collapse all
Student supervision Expand all Collapse all
Research projects Expand all Collapse all
Simulation of physical processes with Monte Carlo methods in the keV and MeV energy range Projet de recherche au Canada / 2021 - 2027
Canada Research Chair in Emerging Applications of Spectral Computed Tomography Projet de recherche au Canada / 2021 - 2026
Spectrométrie de masse par tomodensitométrie spectrale avec le MARS Projet de recherche au Canada / 2019 - 2022
Accurate Monte Carlo simulation of megavoltage beams coupled to external magnetic fields Projet de recherche au Canada / 2015 - 2022
Performance of an ultrasound probe prototype for motion management in lung radiotherapy Projet de recherche au Canada / 2017 - 2021
Publications Expand all Collapse all
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M Simard, E Bär, and H Bouchard. Electron density and effective atomic number estimation in a maximum a posteriori framework for dual-energy computed tomogra- phy. Physics in Medicine & Biology, 2020
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M Simard, R K Panta, S T Bell, A P H Butler, and H Bouchard. Quantitative imaging performance of MARS spectral photon-counting CT for radiotherapy. Medical Physics, 2020
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M Simard, A Lalonde, and H Bouchard. Parametrization of multi-energy CT projec- tion data with eigentissue decomposition. Physics in Medicine & Biology, 2020
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I Billas, H Bouchard, U Oelfke, D R Shipley, C A Gouldstone, and S Duane. Alanine dosimetry in strong magnetic fields : use as a transfer standard in MRI-guided radio- therapy. Physics in Medicine & Biology, 2020
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A Lalonde, Y Xie, B Burgdorf, S O’Reilly, WS Ingram, L Yin, W Zhou, L Dong, H Bou- chard, and K Teo. Influence of intravenous contrast agent on dose calculation in proton therapy using dual energy CT. Physics in Medicine & Biology, 64(12) :125024, 2019
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M Simard, A Lapointe, A Lalonde, H Bahig, and H Bouchard. The potential of photon- counting CT for quantitative contrast-enhanced imaging in radiotherapy. Physics in Medicine & Biology, 64(11) :115020, 2019
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I Billas, H Bouchard, U Oelfke, and S Duane. The effect of magnetic field strength on the response of Gafchromic EBT-3 film. Physics in Medicine & Biology, 64(6) :06NT03, 2019
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A Lourenço, H Bouchard, S Galer, G Royle, and H Palmans. The influence of nuclear interactions on ionization chamber perturbation factors in proton beams : FLUKA simulations supported by a Fano test. Medical physics, 46(2) :885–891, 2019
-
A Lalonde, M Simard, C Remy, E Bär, and H Bouchard. The impact of dual-and multi-energy CT on proton pencil beam range uncertainties : a Monte Carlo study. Physics in Medicine & Biology, 63(19) :195012, 2018
-
E Bär, P Andreo, A Lalonde, G Royle, and H Bouchard. Optimized I-values for the use with the Bragg additivity rule and their impact on proton stopping power and range uncertainty. Physics in Medicine & Biology, 63(16) :165007, 2018
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A Lalonde, C Remy, M Simard, and H Bouchard. Unsupervised classification of tis- sues composition for Monte Carlo dose calculation. Physics in Medicine & Biology, 63(15) :15NT01, 2018
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A Lapointe, A Lalonde, H Bahig, J-F Carrier, S Bedwani, and H Bouchard. Robust quantitative contrast-enhanced dual-energy CT for radiotherapy applications. Medi- cal physics, 45(7) :3086–3096, 2018
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C Remy, A Lalonde, D Béliveau-Nadeau, J-F Carrier, and H Bouchard. Dosimetric impact of dual-energy CT tissue segmentation for low-energy prostate brachytherapy : a Monte Carlo study. Physics in Medicine & Biology, 63(2) :025013, 2018
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E Bär, A Lalonde, R Zhang, K-W Jee, K Yang, G Sharp, B Liu, G Royle, H Bouchard, and H-M Lu. Experimental validation of two dual-energy CT methods for proton therapy using heterogeneous tissue samples. Medical physics, 45(1) :48–59, 2018
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C A Collins-Fekete, E Bär, L Volz, H Bouchard, L Beaulieu, and J Seco. Extension of the Fermi-Eyges most-likely path in heterogeneous medium with prior knowledge information. Physics in Medicine & Biology, 62(24) :9207–9219, 2017
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D Maneval, H Bouchard, B Ozell, and P Després. Efficiency improvement in proton dose calculations with an equivalent restricted stopping power formalism. Physics in Medicine & Biology, 63(1) :015019, 2017
-
A Lalonde, E Bär, and H Bouchard. A Bayesian approach to solve proton stopping powers from noisy multi-energy CT data. Medical physics, 44(10) :5293–5302, 2017
-
A Lapointe, H Bahig, D Blais, H Bouchard, E Filion, J Carrier, and S Bedwani. As- sessing lung function using contrast-enhanced dual energy computed tomography for potential applications in radiation therapy. Medical Physics, 44(10) :5260–5269, 2017
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E Bär, A Lalonde, G Royle, HM Lu, and H Bouchard. The potential of dual-energy CT to reduce proton beam range uncertainties. Medical physics, 44(6) :2332–2344, 2017
-
A Lourenço, D Shipley, N Wellock, R Thomas, H Bouchard, A Kacperek, F Fracchiolla, S Lorentini, M Schwarz, N MacDougall, G Royle, and H Palmans. Evaluation of the water-equivalence of plastic materials in low-and high-energy clinical proton beams. Physics in Medicine & Biology, 62(10) :3883–3901, 2017
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A Lourenço, R Thomas, M Homer, H Bouchard, S Rossomme, J Renaud, T Kanai, G Royle, and H Palmans. Fluence correction factor for graphite calorimetry in a clinical high-energy carbon-ion beam. Physics in Medicine & Biology, 62(7) :N134– N146, 2017
-
A Lalonde and H Bouchard. A general method to derive tissue parameters for Monte Carlo dose calculation with multi-energy CT. Physics in Medicine & Biology, 61(22) :8044, 2016
-
A Lourenço, N Wellock, R Thomas, M Homer, H Bouchard, T Kanai, N MacDougall, G Royle, and H Palmans. Theoretical and experimental characterization of novel water-equivalent plastics in clinical high-energy carbon-ion beams. Physics in Me- dicine & Biology, 61(21) :7623, 2016
-
A Lourenço, R Thomas, H Bouchard, A Kacperek, V Vondracek, G Royle, and H Pal- mans. Experimental and Monte Carlo studies of fluence corrections for graphite calorimetry in low-and high-energy clinical proton beams. Medical Physics, 43(7) :4122– 4132, 2016
M Simard, E Bär, and H Bouchard. Electron density and effective atomic number estimation in a maximum a posteriori framework for dual-energy computed tomogra- phy. Physics in Medicine & Biology, 2020
M Simard, R K Panta, S T Bell, A P H Butler, and H Bouchard. Quantitative imaging performance of MARS spectral photon-counting CT for radiotherapy. Medical Physics, 2020
M Simard, A Lalonde, and H Bouchard. Parametrization of multi-energy CT projec- tion data with eigentissue decomposition. Physics in Medicine & Biology, 2020
I Billas, H Bouchard, U Oelfke, D R Shipley, C A Gouldstone, and S Duane. Alanine dosimetry in strong magnetic fields : use as a transfer standard in MRI-guided radio- therapy. Physics in Medicine & Biology, 2020
A Lalonde, Y Xie, B Burgdorf, S O’Reilly, WS Ingram, L Yin, W Zhou, L Dong, H Bou- chard, and K Teo. Influence of intravenous contrast agent on dose calculation in proton therapy using dual energy CT. Physics in Medicine & Biology, 64(12) :125024, 2019
M Simard, A Lapointe, A Lalonde, H Bahig, and H Bouchard. The potential of photon- counting CT for quantitative contrast-enhanced imaging in radiotherapy. Physics in Medicine & Biology, 64(11) :115020, 2019
I Billas, H Bouchard, U Oelfke, and S Duane. The effect of magnetic field strength on the response of Gafchromic EBT-3 film. Physics in Medicine & Biology, 64(6) :06NT03, 2019
A Lourenço, H Bouchard, S Galer, G Royle, and H Palmans. The influence of nuclear interactions on ionization chamber perturbation factors in proton beams : FLUKA simulations supported by a Fano test. Medical physics, 46(2) :885–891, 2019
A Lalonde, M Simard, C Remy, E Bär, and H Bouchard. The impact of dual-and multi-energy CT on proton pencil beam range uncertainties : a Monte Carlo study. Physics in Medicine & Biology, 63(19) :195012, 2018
E Bär, P Andreo, A Lalonde, G Royle, and H Bouchard. Optimized I-values for the use with the Bragg additivity rule and their impact on proton stopping power and range uncertainty. Physics in Medicine & Biology, 63(16) :165007, 2018
A Lalonde, C Remy, M Simard, and H Bouchard. Unsupervised classification of tis- sues composition for Monte Carlo dose calculation. Physics in Medicine & Biology, 63(15) :15NT01, 2018
A Lapointe, A Lalonde, H Bahig, J-F Carrier, S Bedwani, and H Bouchard. Robust quantitative contrast-enhanced dual-energy CT for radiotherapy applications. Medi- cal physics, 45(7) :3086–3096, 2018
C Remy, A Lalonde, D Béliveau-Nadeau, J-F Carrier, and H Bouchard. Dosimetric impact of dual-energy CT tissue segmentation for low-energy prostate brachytherapy : a Monte Carlo study. Physics in Medicine & Biology, 63(2) :025013, 2018
E Bär, A Lalonde, R Zhang, K-W Jee, K Yang, G Sharp, B Liu, G Royle, H Bouchard, and H-M Lu. Experimental validation of two dual-energy CT methods for proton therapy using heterogeneous tissue samples. Medical physics, 45(1) :48–59, 2018
C A Collins-Fekete, E Bär, L Volz, H Bouchard, L Beaulieu, and J Seco. Extension of the Fermi-Eyges most-likely path in heterogeneous medium with prior knowledge information. Physics in Medicine & Biology, 62(24) :9207–9219, 2017
D Maneval, H Bouchard, B Ozell, and P Després. Efficiency improvement in proton dose calculations with an equivalent restricted stopping power formalism. Physics in Medicine & Biology, 63(1) :015019, 2017
A Lalonde, E Bär, and H Bouchard. A Bayesian approach to solve proton stopping powers from noisy multi-energy CT data. Medical physics, 44(10) :5293–5302, 2017
A Lapointe, H Bahig, D Blais, H Bouchard, E Filion, J Carrier, and S Bedwani. As- sessing lung function using contrast-enhanced dual energy computed tomography for potential applications in radiation therapy. Medical Physics, 44(10) :5260–5269, 2017
E Bär, A Lalonde, G Royle, HM Lu, and H Bouchard. The potential of dual-energy CT to reduce proton beam range uncertainties. Medical physics, 44(6) :2332–2344, 2017
A Lourenço, D Shipley, N Wellock, R Thomas, H Bouchard, A Kacperek, F Fracchiolla, S Lorentini, M Schwarz, N MacDougall, G Royle, and H Palmans. Evaluation of the water-equivalence of plastic materials in low-and high-energy clinical proton beams. Physics in Medicine & Biology, 62(10) :3883–3901, 2017
A Lourenço, R Thomas, M Homer, H Bouchard, S Rossomme, J Renaud, T Kanai, G Royle, and H Palmans. Fluence correction factor for graphite calorimetry in a clinical high-energy carbon-ion beam. Physics in Medicine & Biology, 62(7) :N134– N146, 2017
A Lalonde and H Bouchard. A general method to derive tissue parameters for Monte Carlo dose calculation with multi-energy CT. Physics in Medicine & Biology, 61(22) :8044, 2016
A Lourenço, N Wellock, R Thomas, M Homer, H Bouchard, T Kanai, N MacDougall, G Royle, and H Palmans. Theoretical and experimental characterization of novel water-equivalent plastics in clinical high-energy carbon-ion beams. Physics in Me- dicine & Biology, 61(21) :7623, 2016
A Lourenço, R Thomas, H Bouchard, A Kacperek, V Vondracek, G Royle, and H Pal- mans. Experimental and Monte Carlo studies of fluence corrections for graphite calorimetry in low-and high-energy clinical proton beams. Medical Physics, 43(7) :4122– 4132, 2016
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