Publications
“First results on FHM – a Floating Hole Multiplier”, V. Chepel, G. Martinez-Lema, A. Roy, A. Breskin, arXiv 2301.12990, submitted to JINST, 2023
“A new experimental system for electron transverse diffusion measurements”, A.M.F. Trindade, J. Escada, J.M. Maia, R.M. Curado da Silva, F.I.G.M. Borges, A.P. Marques, F.P. Santos, Nuclear Instruments and Methods in Physics Research A1045 (2023) 167603, https://doi.org/10.1016/j.nima.2022.167603
“Dual-Polarity Ion Drift Chamber: Experimental results with Xe–SF6 mixtures”, A.P. Marques, D.J.G. Marques, N.G.S. Duarte, J.P.M. Teles, A.F.V. Cortez, A.M.F. Trindade, J. Escada, F.P. Santos, F.I.G.M. Borges, Nuclear Instruments and Methods in Physics Research A1045 (2023) 167575, https://doi.org/10.1016/j.nima.2022.167575
“Analysis of Zebrafish contamination with heavy metals using a FF-XRF imaging system based on a MPGD”, F.D. Leite, P.M.S. Carvalho, R.G. Oliveira, M.C. Lopes, I. Domingues, P.M.M. Correia, L.F.N.D. Carramate, S. Pessanha, J.F.C.A. Veloso, A.L.M. Silva, Spectrochimica Acta Part B: Atomic Spectroscopy 198 (2022) 106545, https://doi.org/10.1016/j.sab.2022.106545
“Improving position resolution of neutron detectors with ultra-thin B4C foils”, N.F.V. Duarte, J.S. Marcos, A. Antognini, C. Klauser, S.A. Felix , C.M.B. Monteiro and F. D. Amaro, JINST 17 (2022) T03003 https://doi.org/10.1088/1748-0221/17/03/T03003
“Dual-Polarity Ion Drift Chamber: A new system to measure the mobility of positive and negative ions”, D.J.G. Marques, A.F.V. Cortez, M.A.G. Santos, F.P. Santos, A.P. Marques, J. Escada, C.A.N. Conde, F.I.G.M. Borges, Nuclear Instruments and Methods in Physics Research A1029 (2022) 166416, https://doi.org/10.1016/j.nima.2022.166416
“Two-phase Emission Detectors” by Dmitry Yu. Akimov, Alexander I. Bolozdynya, Alexey F. Buzulutskov, and Vitaly Chepel, World Scientific, 2021. https://doi.org/10.1142/12126
“Operation of a novel large area, high gain, single stage gaseous electron multiplier”, F.D. Amaro, R. Roque, N.V. Duarte, A. Cortez, and J.A. Mir, Journal of Instrumentation, Volume 16, January 2021 P01033 https://iopscience.iop.org/article/10.1088/1748-0221/16/01/P01033
“Optical readout studies of the Thick-COBRA gaseous detector.” F. Garcia, F.M. Brunbauer, M. Lisowskac, H. Müller, E. Oliveri, D. Pfeiffer, L. Ropelewski, J. Samarati, F. Sauli, L. Scharenber, A.L.M. Silva, M. van Stenis, R. Veenhof and J.F.C.A. Veloso. JINST 16 (2021) T01001 https://iopscience.iop.org/article/10.1088/1748-0221/16/01/T01001 (https://arxiv.org/abs/2007.12621)
“Monitoring the effect of gas purification of sealed MPGDs for X-ray imaging”. L.F.N.D. Carramate, S. Sousa, C.D.R. Azevedo, A.L.M. Silva and J.F.C.A. Veloso JINST 14 (2019) T11010 https://iopscience.iop.org/article/10.1088/1748-0221/14/11/T11010/meta4
“Multi-slice Energy Resolving CT system using a THCOBRA detector operating in NeCH4”. L.F.N.D. Carramate, A.L.M. Silva, C.D.R. Azevedo, S. De Francesco, A.M. da Silva, J.F.C.A. Veloso. NIMA 947 (2019) 162738 https://doi.org/10.1016/j.nima.2019.162738
“Experimental ion mobility measurements for the LCTPC Collaboration”. Cortez, A.F.V.; Santos, M.A.G.; Veenhof, R.; Neves, P.N.B.; Borges, F.I.G.M.; Conde, C.A.N. (2019) Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 936 (2019) 451-452. 10.1016/j.nima.2018.11.049
“Experimental ion mobility measurements in pure iC4H10 and Ar-iC4H10 mixtures”. Cortez, A.F.V et al (2019) JINST 14 (4) 2019. DOI:10.1088/1748-0221/14/04/P04010
“Simulation of gain stability of THGEM gas-avalanche particle detectors”. P.M.M. Correia, M. Pitt, C.D.R. Azevedo, A. Breskin, S. Bressler, C.A.B. Oliveira,A.L.M. Silva, R. Veenhofcand J.F.C.A. Veloso JINST 13 (2018) P01015 https://iopscience.iop.org/article/10.1088/1748-0221/13/01/P01015 (https://arxiv.org/abs/1711.02073)
“Measurements of charging-up processes in THGEM-based particle detectors”. M. Pitt, P.M.M. Correia, S. Bressler, A.E.C. Coimbra, D. Shaked Renous,C.D.R. Azevedo,J.F.C.A. Veloso and A. Breskin, JINST 13 (2018) P03009 https://iopscience.iop.org/article/10.1088/1748-0221/13/03/P03009/meta (https://arxiv.org/abs/1801.00533)
Presentations
V. Chepel, G.Martinez-Lema, A. Roy, A. Breskin, “Floating Hole Multiplier – a novel concept for dual-phase noble liquid detectors” – Oral presentation at LIDINE 2022 (International Conference on Light Detection in Noble Elements), Warsaw, Poland, September 21-23, 2022. https://events.camk.edu.pl/event/47/contributions/379/attachments/122/275/LIDINE2022_Chepel_presentation%20.pdf
V. Chepel, G.Martinez-Lema, A. Roy, A. Breskin, “A novel concept for dual-phase noble liquid detectors – Floating Hole Multiplier” – Oral presentation at MPGD 2022 (International Conference on Micropattern Gaseous Detectors), Rehovot, Israel, December 12-16, 2022.
F.P. Santos, New setup to measure electron diffusion. Invited talk at RD51 Collaboration Meeting, CERN, June, 13-17, 2022. https://indico.cern.ch/event/1138814/contributions/4920373/attachments/2462821/4222725/RD51_presentation.pdf
A.L.M. Silva “X-ray fluorescence spectroscopy and imaging analysis using gaseous detectors”, Invited talk at the 9th Int. Congress on Microscopy and Spectroscopy, April 22 – 28 2022 Oludeniz, Turkey (Book of abstracts http://www.intermcongress.org/images/files/interm2022_abstract_book.pdf)
A. L. M. Silva, P. Carvalho, F. Leite, G. Tavares, P. M. M. Correia, J. F. C. A. Veloso, “3D printing in EDXRF: A solution to produce new imaging apertures for full field of view imaging systems based on gaseous detectors”, Presented at the European Conference on X-ray Spectrometry EXRS-2022, 26 June – 1 Jul 2022 Bruges, Belgium.
F. Leite, P. Carvalho, I. Domingues, P. M. M. Correia, L.F.N. Carramate, J. F. C. A. Veloso, A. L. Silva, “Assessment of heavy metal bioaccumulation in Zebrafish using XRF imaging techniques”, Presented at the World Congress on Medical Physics and Biomedical Engineering (IUPESM WC2022), June 12 – 17 2022 Singapore.
F. Leite, P. M. S. Carvalho, I. Domingues, P. M. M. Correia, L. F. N. D. Carramate, J. F. C. A. Veloso, A. L. M. Silva “Monitoring heavy metal accumulation in Zebrafish with a full-field of view imaging system based on gaseous detectors”, Presented at the European Conference on X-ray Spectrometry EXRS-2022, 26 June – 1 Jul 2022 Bruges, Belgium.
A.P. Marques, D.L.G. Marques, N.G.S. Duarte, J.P.M. Teles, A.F.V. Cortez, A.M.F. Trindade, J. Escada, F.P. Santos, and F.I.G.M. Borges, “Dual-Polarity Ion Drift Chamber: Experimental results with Xe-SF6 mixtures”, 15th Pisa Meeting on Advanced Detectors, May 22-28, 2022 La Biodola – Isola d’Elba (Italy) https://agenda.infn.it/event/22092/contributions/166757/attachments/90944/122838/Poster_PISA_2022.pdf
L.F.N.D. Carramate, R. Nunes, A.L.M. Silva, C.D.R. Azevedo, P.M.S. Carvalho, F. Leite and J.F.C.A. Veloso, “THCOBRA Detector Operating in Mixtures of Kr/Xe”, 23rd International Workshops on Radiation Imaging Detectors IWORID2022, Riva Del Garda, Italy; 26 – 30 June 2022.
P. M. da Silva Carvalho, F. Leite, M. C. Lopes, L. Nunes, T. Nunes, P. M. M. Correia, S. Pessanha, M. L. Carvalho, J. F. C. A. Veloso, J. P. Santos, A. L. M. da Silva. “A novel approach for the study of cancer: elemental distribution mapping of normal and tumour tissues using EDXRF imaging spectrometers”. Presented at the Virtual 2021 IEEE NSS/MIC/RTSD Conference, October 16 – 23 2021.
P. M. S. Carvalho, F. Leite, M. C. Lopes, M. L. Carvalho, S. Pessanha, J. P. Santos, J. F. C. A. Veloso, A. L. M. Silva. “New insights into the study of normal and tumour tissues using EDXRF analysis”, presented at the European Conference on X-Ray Spectrometry 2022, June 26 – July 01, 2022 Bruges, Belgium.
P. M. S. Carvalho, F. Leite, L. Carramate, S. Pessanha, M. L. Carvalho, J.P. Santos, J. F. C. A. Veloso, A. L. M. Silva. “A new approach to evaluate large area samples of Portuguese ceramics”. Presented at the European Conference on X-Ray Spectrometry 2022, June 26 – July 01, 2022 Bruges, Belgium.
A. Trindade, J. Escada, J.M. Maia, R.M. Curado da Silva. F.P. Santos. “A New Experimental System for Electron Transverse Diffusion Measurements”, 15th Pisa JMeeting on Advanced Detectors, May 22-28, 2022 La Biodola – Isola d’Elba (Italy) https://agenda.infn.it/event/22092/contributions/166567/attachments/90954/122865/pisa%202022_FINAL.pdf
L.M. Silva, P. Carvalho, F. Leite, P. Correia, J. Veloso. “Novel 3D printed collimators for X-ray imaging applications”, Presented at the Virtual 2021 IEEE NSS/MIC/RTSD Conference, October 16 – 23 2021.
L.M. Silva, P. Carvalho, F. Leite, L. Carramate, R. Nunes, P. Correia, L. Nunes, T. Nunes, J. Veloso. “Elemental distribution of heavy metals in Zebra fish (Danio Rerio) with an X-ray fluorescence system based on a gaseous detector”, Presented at the Virtual 2021 IEEE NSS/MIC/RTSD Conference, October 16 – 23 2021.
R.J.C. Roque, R.D.P. Mano, F.D. Amaro. C.M.B. Monteiro and J.M.F. dos Santos. “Effects of hydrocarbon admixtures to the electroluminescence yield of He-CF4”. 15th Pisa Meeting on Advanced Detectors, May 22-28, 2022 La Biodola – Isola d’Elba (Italy) https://agenda.infn.it/event/22092/contributions/168287/attachments/90842/122607/poster_RJCRoque.pdf
P. M. S. Carvalho, F. Leite, J. F. C. A. Veloso, A. L. M. Silva. “Overview of MPGD based full-field imaging spectrometers – current status, applications, and future directions” – Presented at the 23rd National Physics Conference and 32nd Iberian Meeting for Physics Teaching September 7 – 10 2022, Porto, Portugal.
D.J.G. Marques, M.A.G Santos, A.F.V. Cortez, J. Escada, A.M.F. Trindade, F.P. Santos, and F.I.G.M. Borges “Measurements with the Dual Polarity Ion Drift Chamber”, RD51 Collaboration Meeting, 22-26 JUNE 2020; https://indico.cern.ch/event/911950/contributions/3913970/attachments/2062661/3460567/Measurements_with_the_Dual-Polarity_Ion_Drift_Chamber_DP-ID.pdf
A.F.V. Cortez, “A Practical Approach to Ion Mobility”, oral presentation, MPGD – New Horizons in Time Projection Chambers Workshop, 5th October to 9th October 2020, Santiago de Compostela, Spain. https://indico.cern.ch/event/889369/contributions/4011272/attachments/2115016/3559230/RD51_Presentation_-_Ion_mobility.pdf
V. Chepel “Liquid Xenon TPCs”, Invited talk, Workshop on New Horizons in Time Projection Chambers, Santiago de Compostela, Spain, 5-9 October 2020. https://indico.cern.ch/event/889369/contributions/4011304/attachments/2116599/3561647/LXe_emission_detectors_43.pdf
V. Chepel “Scintillation Properties of Liquid Xenon Relevant for Fast Ion Spectrometry”, Invited talk, Workshop on Techniques and Detectors for Heavy Ion Charge Identification in High Acceptance Spectrometers, 16-18 Dec 2020. https://indico.frib.msu.edu/event/40/page/401-contributions
A.L. Silva, F.M. Brunbauer, J. Veloso F. Garcia, M- Lisowska “2D_THCOBRA: New findings through optical readout.” RD51 Mini-Week, February 11, 2020 https://indico.cern.ch/event/872501/contributions/3726016/attachments/1985017/3307559/MiniWeek_tuesday11feb_optiCOBRA1.pdf
R.C. Roque, N. Viseu, A. Cortez, J. A. Mir, F. D. Amaro, “The COBRA_125: a novel large area, high gain, single stage gaseous electron multiplier”, poster presentation, Encontro Ciência ’20; Lisboa, 3-4 November 2020. https://www.encontrociencia.pt/?accao=posters
D.J.G. Marques, A.F.V. Cortez, J. Escada, F.P. Santos, C.A.N. Conde, F.I.G.M. Borges, “Negative ion mobility measurement with a Dual-Polarity Ion Drift Chamber”, oral presentation, 2nd International Workshop on Soft X-ray Single Order Diffraction Grating Development and Application – SXSDG 2019, Coimbra, Portugal.
F. Amaro “Operation of Thick Kapton based Gas Electron Multipliers”, RD51 Collaboration Meeting 21 Oct 2019. (https://indico.cern.ch/event/843711/timetable/?view=standard_inline_minutes)
A.F.V. Cortez “Development of large area, high gain, thick gaseous electron mutiplier: form the GEM_100 to the COBRA_125”, IBERIAN JOINT MEETING ON ATOMIC AND MOLECULAR PHYSICS 2019, Évora, 10-12 July 2019 http://www.iber2019.uevora.pt/program.php
“Spectral X-ray Imaging with a sealed THCOBRA detector”. L. F. N. D. Carramate, R. Nunes, L. Almeida, J. Freire, C. D. R. Azevedo, S. De Francesco and J. F. C. A. Veloso. 2018 IEEE Nuclear Science Symposium and Medical Imaging Conference, 10-17 November 2018, Sydney, Australia. Proceedings (NSS/MIC) https://doi.org/10.1109/NSSMIC.2018.8824508
David J.G. Marques, M.A.G. Santos, A.F.V. Cortez, R. Veenhof, P. Colas, P.N.B. Neves, F.P. Santos, C.A.N. Conde, F.I.G.M. Borges. “DEVELOPMENT OF A DUAL-POLARITY ION DRIFT CHAMBER & STUDY OF ION TRANSPORT PROPERTIES IN NE-CF4 MIXTURES”, 4-6 December 2018, RD51 Miniweek, CERN, Switzerland. https://indico.cern.ch/event/761831/contributions/3230664/attachments/1764483/2866304/Presentation_-_RD51_Mini_Week_December_2018_-_Ion_mobility_Ne-CF4.pdf
M.A.G.Santos, A.F.V.Cortez, M.A.Kaja, R.Veenhof, F.P.Santos, F.I.G.M.Borges and C.A.N.Conde, “Alternative Gas Mixtures for LCTPC: Ar-CF4-C2H6”, oral presentation, RD51 Collaboration Miniweek, 19th February to 22nd February 2018, CERN, Switzerland. https://indico.cern.ch/event/709670/contributions/3019642/attachments/1670094/2678865/Ion_Mobility_studies_in_Ar-CF4-iC4H10_mixtures_for_the_LCTPC_Collaboration.pdf
M.A.G.Santos, A.F.V.Cortez, R.Veenhof, F.I.G.M.Borges and C.A.N.Conde,”Ion Mobility studies in Ar-CF4-iC4H10 mixtures for the LCTPC Collaboration”,oral presentation, RD51 Collaboration Meeting and MPGD Stability workshop, 18th June to 22nd June 2018, Munich, Germany. https://indico.cern.ch/event/709670/contributions/3019642/attachments/1670094/2678865/Ion_Mobility_studies_in_Ar-CF4-iC4H10_mixtures_for_the_LCTPC_Collaboration.pdf
A.F.V. Cortez, M.A.G. Santos, R. Veenhof, P.N.B. Neves, F.I.G.M. Borges and C.A.N. Conde, “Experimental ion mobility measurements for the LCTPC Collaboration”, poster presentation, 14th Pisa Meeting on Advanced Detectors,27May–2June2018 – PM2018, La Biodola, Italy.
M.A.G.Santos, A.F.V.Cortez, R.M.Curado da Silva, P.N.B.Neves, F.P.Santos, F.I.G.M.Borges and C.A.N.Conde, “Experimental ion mobility studies of alternative gas mixtures for the LCTPC”, poster presentation, 2018 IEEE Nuclear Science Symposium and Medical Imaging Conference, 10-17 November 2018, Sydney, Australia.
M.A.G.Santos, A.F.V.Cortez, J.A.S.Barata, J.Escada, F.P.Santos, F.I.G.M.Borges and C.A.N.Conde, “Ion Mobility in Gas Mixtures for Large Volume Detectors”, poster presentation, 21st National Conference on Physics, 29 August–1 September 2018 – Física2018, Covilhã, Portugal.