Search Results - "Moehrs, Sascha"

A PET Prototype for "In-Beam" Monitoring of Proton Therapy by Vecchio, S., Attanasi, F., Belcari, N., Camarda, M., Cirrone, G.A.P., Cuttone, G., Di Rosa, F., Lanconelli, N., Moehrs, S., Rosso, V., Russo, G., Del Guerra, A.

“…The in-beam PET is a novel PET application to image the beta + activity induced in biological tissues by hadronic therapeutic beams. Thanks to the correlation…”
Get full text

Multi-ray-based system matrix generation for 3D PET reconstruction by Moehrs, Sascha, Defrise, Michel, Belcari, Nicola, Guerra, Alberto Del, Bartoli, Antonietta, Fabbri, Serena, Zanetti, Gianluigi

“…Iterative image reconstruction algorithms for positron emission tomography (PET) require a sophisticated system matrix (model) of the scanner. Our aim is to…”
Get more information

Accurate and efficient modeling of the detector response in small animal multi-head PET systems by Cecchetti, Matteo, Moehrs, Sascha, Belcari, Nicola, Del Guerra, Alberto

“…In fully three-dimensional PET imaging, iterative image reconstruction techniques usually outperform analytical algorithms in terms of image quality provided…”
Get more information

A detector head design for small-animal PET with silicon photomultipliers (SiPM) by Moehrs, Sascha, Del Guerra, Alberto, Herbert, Deborah J, Mandelkern, Mark A

“…Small-animal PET systems are now striving for sub-millimetre resolution. Current systems based upon PSPMTs and finely pixellated scintillators can be pushed to…”
Get more information

Advances in position-sensitive photodetectors for PET applications by Del Guerra, Alberto, Belcari, Nicola, Bisogni, Maria G., Llosá, Gabriela, Marcatili, Sara, Moehrs, Sascha

“…This paper presents a brief review of the use of position-sensitive detectors in positron emission tomography (PET) together with an overview of the…”
Get full text

Reprogrammable Acquisition Architecture for Dedicated Positron Emission Tomography by Sportelli, G, Belcari, N, Guerra, P, Spinella, F, Franchi, G, Attanasi, F, Moehrs, S, Rosso, V, Santos, A, Del Guerra, A

“…We have developed a flexible, cost-efficient PET architecture adaptPositron Emission Tomographyable to different applications and system geometries, such as…”
Get full text

A Time Efficient Optical Model for GATE Simulation of a LYSO Scintillation Matrix Used in PET Applications by Bonifacio, Daniel A B, Belcari, Nicola, Moehrs, Sascha, Moralles, Mauricio, Rosso, Valeria, Vecchio, Sara, Del Guerra, Alberto

“…A time efficient optical model is proposed for GATE simulation of a LYSO scintillation matrix coupled to a photomultiplier. The purpose is to avoid the…”
Get full text

Energy and Timing Resolution Studies With Silicon Photomultipliers (SiPMs) and 4-Pixel SiPM Matrices for PET by Llosa, G., Belcari, N., Bisogni, M.G., Collazuol, G., Marcatili, S., Moehrs, S., Morsani, F., Piemonte, C., Del Guerra, A.

“…A high performance detector head with matrices of silicon photomultipliers (SiPMs) as photodetectors is under development at the University of Pisa and INFN…”
Get full text

Characterization of an In-Beam PET Prototype for Proton Therapy With Different Target Compositions by Attanasi, Francesca, Belcari, Nicola, Moehrs, Sascha, Rosso, Valeria, Vecchio, Sara, Cirrone, G, Cuttone, Giacomo, Lojacono, Piero, Romano, Francesco, Lanconelli, Nico, Del Guerra, Alberto

“…At the University of Pisa, the DoPET (Dosimetry with a Positron Emission Tomograph) project has focused on the development and characterization of an ad hoc ,…”
Get full text

Novel Silicon Photomultipliers for PET Applications by Llosa, G., Battiston, R., Belcari, N., Boscardin, M., Collazuol, G., Corsi, F., Dalla Betta, G.-F., Del Guerra, A., Dinu, N., Levi, G., Marcatili, S., Moehrs, S., Marzocca, C., Piemonte, C., Pozza, A.

“…Silicon photomultipliers (SiPMs) with quantum efficiency maximized for a wavelength between 420 and 470 nm have been developed at ITC-irst Trento (Italy), and…”
Get full text

A novel random counts estimation method for PET using a symmetrical delayed window technique and random single event acquisition by Belcari, Nicola, Attanasi, Francesca, Moehrs, Sascha, Rosso, Valeria, Santos, Andres, Spinella, Franco, Sportelli, Giancarlo, Del Guerra, Alberto

“…We have developed a novel logic scheme for the estimation of the random count distribution based on a dual symmetrical delayed window technique. The solution…”
Get full text

Simulations of the 4DMPET SiPM-based PET module by Pennazio, F., Barrio, J., Bisogni, M. G., Cerello, P., De Luca, G., Del Guerra, A., Lacasta, C., Llosa, Gabriela, Magazzu, G., Moehrs, S., Peroni, C., Wheadon, R.

“…The 4DMPET project aims to develop PET detector modules compatible with operations inside a MRI scanner. PET/MRI hybrid imaging will improve the diagnostic…”
Get full text

Silicon photomultipliers and SiPM matrices as photodetectors in nuclear medicine by Llosa, G., Belcari, N., Bisogni, M.G., Collazuol, G., Del Guerra, A., Marcatili, S., Moehrs, S., Piemonte, C.

“…A high performance detector head with matrices of silicon photomultipliers (SiPMs) is under development at the University of Pisa. The detector head will be…”
Get full text

Advanced radiation measurement techniques in diagnostic radiology and molecular imaging by Del Guerra, Alberto, Belcari, Nicola, Llacer, Gabriela Llosa, Marcatili, Sara, Moehrs, Sascha, Panetta, Daniele

“…This paper reports some technological advances recently achieved in the fields of micro-CT and small animal PET instrumentation. It highlights a balance…”
Get full text

A flexible acquisition system for modular dual head Positron Emission Mammography by Sportelli, Giancarlo, Attanasi, Francesca, Belcari, Nicola, Franchi, Giovanni, Guerra, Pedro, Moehrs, Sascha, Rosso, Valeria, Santos, Andres, Spinella, Franco, Vecchio, Sara, Del Guerra, Alberto

“…We have developed a dedicated scanner for Positron Emission Mammography, equipped with a new detection architecture that enhances its flexibility and reduces…”
Get full text

A time efficient optical model for GATE simulation of a LYSO scintillation matrix used in PET applications by Bonifacio, D.A.B., Belcari, N., Moehrs, S., Moralles, M., Rosso, V., Vecchio, S., Del Guerra, A.

“…The dual planar head DoPET (Dosimetry with a Positron Emission Tomograph) tomograph was simulated using GATE (Geant4 Application for Emission Tomography) to…”
Get full text

Internet patient records: new techniques by Brelstaff, G, Moehrs, S, Anedda, P, Tuveri, M, Zanetti, G

“…The ease by which the Internet is able to distribute information to geographically-distant users on a wide variety of computers makes it an obvious candidate…”
Get full text

Characterization of an in-beam PET prototype for proton therapy with different target composition by Attanasi, Francesca, Belcari, Nicola, Del Guerra, Alberto, Moehrs, Sascha, Rosso, Valeria, Vecchio, Sara, Cirrone, G. A. Pablo, Cuttone, Giacomo, Lojacono, Piero, Romano, Francesco, Lanconelli, Nico

“…Positron emission tomography is a valuable method for in situ and non invasive monitoring of the accuracy of the treatment in hadron therapy. It takes…”
Get full text

A PET prototype for in-beam monitoring of proton therapy by Vecchio, S., Attanasi, F., Belcari, N., Camarda, M., Pablo Cirrone, G.A., Cuttone, G., Del Guerra, A., Di Rosa, F., Lanconelli, N., Moehrs, S., Rosso, V., Russo, G.

“…The in-beam PET is a novel PET application to image the beta + activity induced in biological tissues by hadronic therapeutic beams. Thanks to the correlation…”
Get full text

Novel Silicon Photomultipliers for PET Application by Llosa, G., Battiston, R., Bisogni, M.G., Boscardin, M., Collazuol, G., Corsi, F., Dalla Betta, G.F., Del Guerra, A., Dinu, N., Levi, G., Marcatili, S., Moehrs, S., Marzocca, C., Piemonte, C., Pozza, A., Sbarra, C., Quadrani, L.

“…Silicon photomultipliers (SiPMs) with quantum efficiency maximized for a wavelength between 420 and 470 nm have been developed at ITC-irst Trento (Italy), and…”
Get full text