• 3D silicon detectors for neutron imaging applications 

      Povoli, Marco; Kok, Angela Chun Ying; Koybasi, Ozhan; Getz, Michael Norderhaug; O'Neill, George; Roehrich, Dieter; Pedersen, Henrik; Monakhov, Eduard; Birch, Jens; Choolakkal, Arun Haridas; Kanaki, Kalliopi; Lai, Chung-Chuan; Hall-Wilton, Richard; Slavicek, Tomas; Llamas-Jansa, Isabel (Peer reviewed; Journal article, 2023)
      Neutron detection is of great importance in many fields spanning from scientific research, to nuclear science, and to medical application. The development of silicon-based neutron detectors with enhanced neutron detection ...
    • A solid-state microdosimeter for dose and radiation qualty monitoring for astronauts in space 

      Peracchi, Stefania; James, Benjamin; Tran, Linh T.; Bolst, David; Prokopovich, Dale A.; Davis, Jeremy; Guatelli, Susanna; Petasecca, Marco; Lerch, Michael L.F.; Matsufuji, Naruhiro; Kok, Angela; Povoli, Marco; Rosenfeld, Anatoly B. (Journal article; Peer reviewed, 2019)
      This paper presents a study of the response of the silicon on insulator (SOI) microdosimeter with 3-dimensional (3D) sensitive volumes (SV) to 400 MeV/u 16O and 500 MeV/u 56Fe ions mimicking Galactic Cosmic Rays outside ...
    • Characterization of boron-coated silicon sensors for thermal neutron detection 

      Mehendale, Shruti Vineet; Kanaki, Kalliopi; Povoli, Marco; Samnøy, Andreas Tefre; Tambave, Ganesh Jagannath; Kok, Angela; Höglund, Carina; Schmidt, Susann; Kazi, Saima Sultana; Llamas-Jansa, Isabel; Kittelmann, Thomas; Lai, Chung-Chuan; Hansen, Thor-Erik; Pospisil, S.; Slavíček, Tomáš; Røhrich, Dieter; Hall-Wilton, Richard (Peer reviewed; Journal article, 2020)
    • Effect of the native oxide on the Surface Passivation of Si by Al2O3 

      Getz, Michael; Povoli, Marco; Monakhov, Eduard (Peer reviewed; Journal article, 2021)
      The effect of the native silicon oxide layer on the passivation properties of Al2O3 on p-type Si surfaces has been investigated. This was done by comparing effective carrier lifetime, surface saturation current density, ...
    • High Performance Predictable Quantum Efficient Detector Based on Induced-Junction Photodiodes Passivated with SiO2/SiNx 

      Koybasi, Ozhan; Nordseth, Ørnulf; Tran, Trinh; Povoli, Marco; Rajteri, Mauro; Pepe, Carlo; Bardalen, Eivind; Manoocheri, Farshid; Summanwar, Anand; Korpusenko, Mikhail; Getz, Michael Norderhaug; Ohlckers, Per; Ikonen, Erkki; Gran, Jarle (Peer reviewed; Journal article, 2021)
      We performed a systematic study involving simulation and experimental techniques to develop induced-junction silicon photodetectors passivated with thermally grown SiO2 and plasma-enhanced chemical vapor deposited (PECVD) ...
    • Improving ALD-Al2O3 Surface Passivation of Si Utilizing Pre-Existing SiOx 

      Getz, Michael Norderhaug; Povoli, Marco; Monakhov, Eduard (Peer reviewed; Journal article, 2022)
      Al 2 O 3 has rapidly become the surface passivation material of choice for p + layers of solar cells because of its high negative fixed charge, good long-term and thermal stability, and no parasitic absorption. In this ...
    • In-field and out-of-file application in 12C ion therapy using fully 3D silicon microdosimeters 

      Tran, Linh T.; Chartier, Lachlan; Bolst, David; Davis, Jeremy; Prokopovich, Dale A.; Pogossov, Alex; Guatelli, Susanna; Reinhard, Mark I.; Petasecca, Marco; Lerch, Michael L.F.; Matsufuji, Naruhiro; Povoli, Marco; Summanwar, Anand; Kok, Angela; Jackson, Michael; Rosenfeld, Anatoly B. (Journal article; Peer reviewed, 2018)
      This paper presents recent development of Silicon on Insulator (SOI) detectors for microdosimetry at the Centre for Medical Radiation Physics (CMRP) at the University of Wollongong. A new CMRP SOI microdosimeter design, ...
    • Medical physics aspects of the synchrotron radiation therapies: Microbeam radiation therapy (MRT) and synchrotron stereotactic radiotherapy (SSRT) 

      Bräuer-Krisch, Elke; Adam, Jean-Francois; Alagoz, Enver; Bartzsch, Stefan; Crosbie, Jeff; DeWagter, Carlos; Dipuglia, Andrew; Donzelli, Mattia; Doran, Simon; Fournier, Pauline; Kalef-Ezra, John; Kok, Angela; Lerch, Michael L.F.; McErlean, Ciara; Oelfke, Uwe; Olko, Pawel; Petasecca, Marco; Povoli, Marco; Rosenfeld, Anatoly B.; Siegbahn, Erik A.; Sporea, Dan; Stugu, Bjarne (Journal article, 2015)
      Stereotactic Synchrotron Radiotherapy (SSRT) and Microbeam Radiation Therapy (MRT) are both novel approaches to treat brain tumor and potentially other tumors using synchrotron radiation. Although the techniques differ by ...
    • Microdosimetry with a 3D silicon on insulator (SOI) detector in a low energy proton beamline 

      Samnøy, Andreas Tefre; Ytre-Hauge, Kristian; Malinen, Eirik; Tran, Linh; Rosenfeld, Anatoly; Povoli, Marco; Kok, Angela Chun Ying; Summanwar, Anand; Røhrich, Dieter (Peer reviewed; Journal article, 2020)
      An accurate description of the radiation quality of proton beams is a precondition to increase our understanding of radiobiological mechanisms and to develop accurate biological response models for radiotherapy. However, ...
    • Novel 3D Pixel Sensors for the Upgrade of the ATLAS Inner Tracker 

      Terzo, Stefano; Boscardin, Maurizio; Carlotto, Juan; Dalla Betta, Gian-Franco; Darbo, Giovanni; Dorholt, Ole; Ficorella, Francesco; Gariano, G; Gemme, Claudia; Giannini, Giulia; Grinstein, S; Heggelund, Andreas; Huiberts, Simon Kristian; Kok, Angela; Koybasi, Ozhan; Lapertosa, Alessandro; Lauritzen, Magne Eik; Manna, Maria; Mendicino, Roberto; Oide, Hideyuki; Pellegrini, Giulio; Povoli, Marco; Quirion, David; Røhne, Ole Myren; Ronchin, S; Sandaker, Heidi; Abdulla Samy, Md. Arif; Stugu, Bjarne Sandvik; Vannoli, Leonardo (Peer reviewed; Journal article, 2021)
      The ATLAS experiment will undergo a full replacement of its inner detector to face the challenges posed by the High Luminosity upgrade of the Large Hadron Collider (HL-LHC). The new Inner Tracker (ITk) will have to deal ...
    • Predicting the Biological Effects of Human Salivary Gland Tumour Cells for Scanned 4He-, 12C-, 16O-, and 20Ne-Ion Beams Using an SOI Microdosimeter 

      Lee, Sung Hyun; Mizushima, Kota; Yonai, Shunsuke; Matsumoto, Shinnosuke; Mizuno, Hideyuki; Nakaji, Taku; Kohno, Ryosuke; Iwata, Yoshiyuki; Shirai, Toshiyuki; Pan, Vladimir; Kok, Angela; Povoli, Marco; Tran, Linh T.; Rosenfeld, Anatoly B.; Suzuki, Masao; Inaniwa, Taku (Peer reviewed; Journal article, 2022)
      Experimental microdosimetry along with the microdosimetric kinetic (MK) model can be utilized to predict the biological effects of ions. To predict the relative biological effectiveness (RBE) of ions and the survival ...
    • Production and integration of the ATLAS Insertable B-Layer 

      Dorholt, Ole; Franconi, Laura; Gjersdal, Håvard; Ould-Saada, Farid; Røhne, Ole Myren; Sandaker, Heidi; Povoli, Marco; Stugu, Bjarne (Journal article; Peer reviewed, 2018)
      During the shutdown of the CERN Large Hadron Collider in 2013-2014, an additional pixel layer was installed between the existing Pixel detector of the ATLAS experiment and a new, smaller radius beam pipe. The motivation ...
    • Progress in 3D Silicon Radiation Detectors 

      Dalla Betta, Gian-Franco; Povoli, Marco (Peer reviewed; Journal article, 2022)
      In the past few years, there has been an increasing interest toward 3D silicon radiation detectors. Owing to their unique architecture, 3D detectors provide a remarkable radiation hardness at relatively low bias voltage ...
    • Radiation hard 3D silicon pixel sensors for use in the ATLAS detector at the HL-LHC 

      Heggelund, Andreas; Huiberts, Simon Kristian; Dorholt, Ole; Read, Alexander Lincoln; Røhne, Ole Myren; Sandaker, Heidi; Lauritzen, Magne Eik; Stugu, Bjarne Sandvik; Kok, Angela; Koybasi, Ozhan; Povoli, Marco; Bomben, M.; Lange, J.; Rummler, André (Peer reviewed; Journal article, 2022)
      The High Luminosity LHC (HL-LHC) upgrade requires the planned Inner Tracker (ITk) of the ATLAS detector to tolerate extremely high radiation doses. Specifically, the innermost parts of the pixel system will have to withstand ...
    • Silicon 3D Microdosimeters for Advanced Quality Assurance in Particle Therapy 

      Tran, Linh T.; David, Bolst; James, Benjamin; Pan, Vladimir M.; Vohradsky, James; Peracchi, Stefania; Chartier, Lachlan; Debrot, Emily; Gautelli, Susanna; Petasecca, Marco; Lerch, Michael L.F.; Prokopovich, Dale A.; Pastuovic, Zeljko; Povoli, Marco; Kok, Angela; Inaniwa, Taku; Lee, Sung Hyun; Matsufuji, Naruhiro; Rosenfeld, Anatoly B. (Peer reviewed; Journal article, 2021)
      The Centre for Medical Radiation Physics introduced the concept of Silicon On Insulator (SOI) microdosimeters with 3-Dimensional (3D) cylindrical sensitive volumes (SVs) mimicking the dimensions of cells in an array. Several ...
    • SOI Thin Microdosimeter Detectors for Low Energy Ions and Radiation Damage Studies 

      James, B.; Tran, Linh T.; Vohradsky, J.; Bolst, David; Pan, Vladimir M.; Carr, M; Guatelli, Susanna; Pogossov, Alex; Petasecca, Marco; Lerch, Michael; Prokopovich, Dale A.; Reinhard, Mark I.; Povoli, Marco; Kok, Angela; Hinde, D; Dasgupta, M; Stuchbery, A.E.; Perevertaylo, Vladimir I.; Rosenfeld, Anatoly B. (Journal article; Peer reviewed, 2018)
      The responses of two silicon on insulator (SOI) 3-D microdosimeters developed by the Centre for Medical Radiation Physics were investigated with a range of different low energy ions, with high linear energy transfer (LET). ...
    • SOI Thin Microdosimeters for High LET Single Event Upset Studies in Fe, O, Xe and Cocktail Ion Beam Fields 

      James, Benjamin; Tran, Linh T.; Bolst, David; Perrachi, Stefania; Davis, Jeremy; Prokopovich, Dale A.; Guatelli, Susanna; Petasecca, Marco; Lerch, Michael L.F.; Povoli, Marco; Kok, Angela; Goethem, Marc-Jan; Nancarrow, Mitchell; Matsufuji, Naruhiro; Jackson, Michael; Rosenfeld, Anatoly B. (Journal article; Peer reviewed, 2019)
      The response of a 5 μm thin silicon on insulator (SOI) 3D microdosimeter was investigated for single event upset applications by measuring the LET of different high LET ions. The charge collection characteristics of the ...
    • The relative biological effectiveness for carbon, nitrogen and oxygen ion beams using passive and scanning techniques evaluated with fully 3D silicon microdosimeters 

      Tran, Linh T.; Bolst, David; Guatelli, S.; Pogossov, A.; Petasecca, Marco; Lerch, Michael L.F.; Chartier, Lachlan; Prokopovich, Dale A.; Reinhard, Mark I.; Povoli, Marco; Kok, Angela; Perevertaylo, Vladimir I.; Matsufuji, Naruhiro; Kanai, T; Jackson, Michael; Rosenfeld, Anatoly B. (Journal article; Peer reviewed, 2018)
      Background: The aim of this study was to measure the microdosimetric distributions of a carbon pencil-beam scanning (PBS) and passive scattering system as well as to evaluate the relative biological effectiveness (RBE) of ...
    • Thin Silicon Microdosimeter utilizing 3D MEMS Fabrication Technology: Charge Collection Study and its application in mixed radiation fields 

      Tran, Linh T.; Chartier, Lachlan; Prokopovich, Dale A.; Bolst, David; Povoli, Marco; Summanwar, Anand; Kok, Angela; Pogossov, A.; Petasecca, Marco; Guatelli, S.; Reinhard, Mark I.; Lerch, Michael; Nancarrow, Mitchell; Matsufuji, Naruhiro; Jackson, Michael; Rosenfeld, Anatoly B. (Journal article; Peer reviewed, 2017)
      New 10-μm-thick silicon microdosimeters utilizing 3-D technology have been developed and investigated in this paper. The TCAD simulations were carried out to understand the electrical properties of the microdosimeters’ ...
    • Validation of Geant4 for silicon microdosimetry in heavy ion therapy 

      Bolst, David; Gautelli, Susanna; Tran, Linh T.; Davis, Jeremy; Chartier, Lachlan; Prokopovich, Dale A.; Pogossov, Alex; Reinhard, Mark I.; Petasecca, Marco; Lerch, Michael L.F.; Matsufuji, Naruhiro; Povoli, Marco; Kok, Angela; Summanwar, Anand; Jackson, Michael; Rosenfeld, Anatoly B. (Journal article; Peer reviewed, 2019)
      Microdosimetry is a particularly powerful method to estimate the relative biological effectiveness (RBE) of any mixed radiation field. This is particularly convenient for therapeutic heavy ion therapy (HIT) beams, referring ...