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Listar por autor "González Martínez, Antonio Javier"

Mostrando ítems 1-20 de 60

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A new brain dedicated PET scanner with 4D detector information

González-Montoro, Andrea; Barbera Ballester, Julio; Sanchez-Gonzalo, David; Mondejar, Álvaro; Freire-López-Fando, Marta; Díaz González, Karel; Lucero-Ruiz, Alejandro; Jiménez-Serrano, Santiago; Alamo Valenzuela, Jorge; Morera Ballester, Constantino; Barrio-Toala, John; Cucarella, Neus; Ilisie, Victor; Moliner Martínez, Laura; Valladares de-Francisco, Celia; González Martínez, Antonio Javier; John Prior; Benlloch Baviera, Jose María (Walter de Gruyter GmbH, 2022-12)

[EN] In this article, we present the geometrical design and preliminary results of a high sensitivity organ-specific Positron Emission Tomography (PET) system dedicated to the study of the human brain. The system, called ...
A proof-of-concept of cross-luminescent metascintillators: testing results on a BGO: BaF2metapixel

Konstantinou, G.; Latella, R.; Moliner, L.; Zhang, L.; Benlloch Baviera, Jose María; González Martínez, Antonio Javier; Lecoq, P. (IOP Publishing, 2023-01-21)

[EN] Objective: Time-of-flight positron emission tomography (PET)is the next frontier in improving the effective sensitivity. To achieve superior timing for time-of-flight PET, combined with high detection efficiency and ...
A scintillator geometry suitable for very small PET gantries

González Martínez, Antonio Javier; Gonzalez-Montoro, A.; Aguilar, A.; Cañizares, G.; Martí, R.; Iranzo, S.; Lamprou, E.; Sánchez, S.; Sánchez, F; Benlloch Baviera, Jose María (IOP Publishing, 2017-12-11)
Algoritmo de reconstrucción analítico para el escáner basado en cristales monolíticos MINDView

Sánchez Góez, Sebastián (Universitat Politècnica de València, 2021-01-17)

[ES] La tomografía por emisión de positrones (PET, del inglés Positron Emission Tomography) es una técnica de medicina nuclear en la que se genera una imagen a partir de la detección de rayos gamma en coincidencia. Estos ...
Analysis of the Statistical Moments of the Scintillation Light Distribution With dSiPMs

Conde Castellanos, Pablo Eloy; González Martínez, Antonio Javier; Gonzalez, A.; Hernández Hernández, Liczandro; Bellido, P.; Crespo Navarro, Efren; Iborra Carreres, Amadeo; Moliner Martínez, Laura; Rigla Pérez, Juan Pablo; Rodríguez Álvarez, María José; Sanchez, F.; Seimetz, Michael; Soriano Asensi, Antonio; Vidal San Sebastián, Luis Fernando; Benlloch Baviera, Jose María (Institute of Electrical and Electronics Engineers (IEEE), 2015-10)

In gamma-ray detectors, monolithic scintillation crystals offer the possibility of preserving the scintillation light distribution especially when painted black. The statistical moments of this distribution provide accurate ...
Attenuation correction without transmission scan for the MAMMI breast PET

Soriano Asensi, Antonio; González Martínez, Antonio Javier; Orero Palomares, Abel; Moliner Martínez, Laura; Carles Fariña, Montserrat; Sánchez Martínez, Filomeno; Benlloch Baviera, Jose María; Correcher Salvador, Carlos; Carrilero Lopez, Vicente; Seimetz, Michael (Elsevier, 2011-08-21)

[EN] Whole-body Positron Emission Tomography (PET) scanners are required in order to span large Fields of View (FOV). Therefore, reaching the sensitivity and spatial resolution required for early stage breast tumor ...
Building blocks of a multi-layer PET with time sequence photon interaction discrimination and double Compton camera

Ilisie, V.; Giménez-Alventosa, Vicent; Moliner Martínez, Laura; Sánchez, F.; González Martínez, Antonio Javier; Rodríguez-Álvarez, M.J.; Benlloch Baviera, Jose María (Elsevier, 2018)

[EN] Current PET detectors have a very low sensitivity, of the order of a few percent. One of the reasons is the fact that Compton interactions are rejected. If an event involves multiple Compton scattering and the total ...
Calibration and Performance Tests of Detectors for Laser-Accelerated Protons

Seimetz, Michael; Bellido, P.; Soriano Asensi, Antonio; García López, J.; Jiménez-Ramos, M.C.; Fernández, B.; Conde Castellanos, Pablo Eloy; Crespo Navarro, Efren; González Martínez, Antonio Javier; Hernández Hernández, Liczandro; Iborra Carreres, Amadeo; Moliner Martínez, Laura; Rigla Pérez, Juan Pablo; Rodríguez Álvarez, María José; Sanchez, F.; Sanchez, S.; Vidal San Sebastián, Luis Fernando; Benlloch Baviera, Jose María (Institute of Electrical and Electronics Engineers (IEEE), 2015)

We present the calibration and performance tests carried out with two detectors for intense proton pulses accelerated by lasers. Most of the procedures were realized with proton beams of 0.46-5.60 MeV from a tandem ...
Calibration of Gamma Ray Impacts in Monolithic-Based Detectors Using Voronoi Diagrams

Freire, Marta; Gonzalez-Montoro, Andrea; Sánchez Martínez, Filomeno; Benlloch Baviera, Jose María; González Martínez, Antonio Javier (Institute of Electrical and Electronics Engineers, 2020-05)

[EN] Molecular imaging systems, such as positron emission tomography (PET), use detectors providing energy and a 3-D interaction position of a gamma ray within a scintillation block. Monolithic crystals are becoming an ...
Characterization of a High-Aspect Ratio Detector With Lateral Sides Readout for Compton PET

Barrio, John; Cucarella, Neus; González Martínez, Antonio Javier; Freire, Marta; Ilisie, Victor; Benlloch Baviera, Jose María (Institute of Electrical and Electronics Engineers, 2020-09)
Characterization of a preclinical PET insert in a 7 tesla MRI scanner: beyond NEMA testing

Gsell, Willy; Molinos, Cesar; Correcher, Carlos; Belderbos, Sarah; Wouters, Jens; Junge, Sven; Heidenreich, Michael; Vande Velde, Greetje; Rezaei, Ahmadreza; Nuyts, Johan; Cawthorne, Christopher; Cleeren, Frederik; Nannan, Lise; Deroose, Christophe M.; Himmelreich, Uwe; González Martínez, Antonio Javier (IOP Publishing, 2020-12-21)

[EN] This study evaluates the performance of the Bruker positron emission tomograph (PET) insert combined with a BioSpec 70/30 USR magnetic resonance imaging (MRI) scanner using the manufacturer acceptance protocol and the ...
Characterization of Dedicated PET Equipment with Non-Conventional Geometry

Cañizares Ledo, Gabriel (Universitat Politècnica de València, 2022-07-28)

[ES] Desde su creación en la década de 1950, las imágenes tomográficas han resultado muy valiosas en el ámbito médico ayudando tanto en el diagnóstico como en el tratamiento de múltiples enfermedades. Dentro de la imagen ...
Characterization of protons accelerated from a 3 TW table-top laser system

Bellido-Millán, Pablo Jesús; Lera, Roberto; Seimetz, Michael; Ruiz-de la Cruz, Alexandro; Torres Peiró, Salvador; Galán, M.; Mur, P.; Sánchez, I.; Zaffino, R.; Vidal San Sebastian, Luis Fernando; Soriano Asensi, Antonio; Sánchez-Góez, Sebastián; Sánchez Martínez, Filomeno; Rodríguez-Álvarez, M.J.; Rigla, J.P.; Moliner Martínez, Laura; Iborra Carreres, Amadeo; Hernández Hernández, Liczandro; Grau-Ruiz, Daniel; González Martínez, Antonio Javier; García-Garrigos, Juan José; Díaz Caballero, Elena; Conde-Castellanos, Pablo Eloy; Aguilar-Talens, Albert; Roso, Luis; Benlloch Baviera, Jose María (IOP Publishing, 2017-05)

[EN] We report on benchmark tests of a 3 TW/50 fs, table-top laser system specifically developed for proton acceleration with an intrinsic pump rate up to 100 Hz. In two series of single-shot measurements differing in pulse ...
Design and evaluation of the MAMMI dedicated breast PET

Moliner Martínez, Laura; González Martínez, Antonio Javier; Soriano Asensi, Antonio; Sánchez Martínez, Filomeno; Correcher Salvador, Carlos; Orero Palomares, Abel; Carles Fariña, Montserrat; Vidal San Sebastián, Luis Fernando; Barberá Ballester, Julio; Caballero Ontanaya, Luis; Seimetz, Michael; Vazquez Barreiros, Carlos; Benlloch Baviera, Jose María (American Association of Physicists in Medicine, 2012-09)

Purpose: A breast dedicated positron emission tomography (PET) scanner has been developed based on monolithic LYSO crystals coupled to position sensitive photomultiplier tubes (PSPMTs). In this study, we describe the ...
Design and first results of an innovative and dedicated for hanging breast imaging PET

González Martínez, Antonio Javier; S Aukema, T.; Barberá Ballester, Julio; Benlloch Baviera, Jose María; Correcher Salvador, Carlos; Orero Palomares, Abel; Soriano Asensi, Antonio; Vogel, W.; Vazquez Barreiros, Carlos; Vidal San Sebastián, Luis Fernando; Valdes Olmos, A.R. (Bentham Science Publishers, 2012-05-01)

In this work the design and preliminary clinical results obtained with an innovative and dedicated breast PET is presented. A geometrical study clearly pointed out the advantages of the prone position and the technique of ...
Detector block performance based on a monolithic LYSO crystal using a novel signal multiplexing method

González, A.; Sánchez, F.; Martí, Rosana; Hernández Hernández, Liczandro; Aguilar-Talens, Albert; BARBERA BALLESTER, JULIO; CATRET MASCARELL, JUAN VICENTE; Cañizares-Ledo, Gabriel; Conde-Castellanos, Pablo Eloy; Lamprou, Efthymios; Martos Pedrosa, Francisco; Sánchez-Góez, Sebastián; Vidal San Sebastian, Luis Fernando; Benlloch Baviera, Jose María; González Martínez, Antonio Javier (Elsevier, 2018-12-21)

[EN] Organ dedicated PET devices provide improved imaging performance when compared to whole body systems. The present study summarizes the test carried out to study a new detector block designed for an organ dedicated PET ...
Detector blockbased on arrays of 144 SiPMs and monolithic scintillators: A performane study

González Martínez, Antonio Javier; Conde Castellanos, Pablo Eloy; Iborra Carreres, Amadeo; Aguilar, A.; Bellido, P.; Garcia-Olcina, R.; Hernández Hernández, Liczandro; Moliner Martínez, Laura; Rigla, J. P.; Rodríguez Álvarez, María José; Sánchez, F; Seimetz, Michael; Soriano Asensi, Antonio; Torres, Jose; Vidal San Sebastián, Luis Fernando; Benlloch Baviera, Jose María (Elsevier, 2015-07-01)

[EN] We have developed a detector block composed by a monolithic LYSO scintillator coupled to a custom made 12 12 SiPMs array. The design is mainly focused to applications such as Positron Emission Tomography. The ...
Development and Performance Evaluation of High Resolution TOF-PET Detectors Suitable for Novel PET Scanners

Lamprou, Efthymios (Universitat Politècnica de València, 2021-03-04)

[ES] La Tomografía por Emisión de Positrones (PET) es una de las técnicas más importantes en la medicina de diagnóstico actual y la más representativa en el campo de la Imagen Molecular. Esta modalidad de imagen es capaz ...
Developments in Dedicated Prostate PET Instrumentation

González Martínez, Antonio Javier; González-Montoro, Andrea (2024-01)

[EN] Some specific MI designs assessing early detection and staging of PCa have been proposed. It can be differentiated between systems (dedicated-, WB-and TB-PET), and inserts or probes that are placed much closer to the ...
Diseño y primeros resultados de una cámara PET para animales pequeños basada en cristales LYSO continuos y fotomulplicadores sensibles a la posición

Benlloch Baviera, Jose María; González Martínez, Antonio Javier; Carrilero, V.; Catret, J. V.; Correcher, C.; Lerche, Christoph Werner; Morera, C.; Orero, A.; Pavón, N.; Ros García, Ana; Sánchez, F.; Soriano Asensi, Antonio; Vidal San Sebastián, Luis Fernando; Colom Palero, Ricardo José; Gadea Gironés, Rafael; Herrero Bosch, Vicente; Mora, C.; Mora Mas, Francisco José; Sebastia Cortes, Angel; Munar, A. (Sociedad Española de Física Médica, 2007)

[ES] En este artículo presentamos el diseño de un nuevo escáner PET para animales pequeños basado en una tecnología completamente innovadora. Los resultados preliminares son muy prometedores, permitiendo obtener imágenes ...