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Laboratório de Instrumentação e Física Experimental de Partículas

L I P

L I P [PARTICLES AND TECHNOLOGY]

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Pedro Abreu

Researcher ( LIP Lisboa )

 

Email: abreu@lip.pt
http://www.lip.pt/~abreu/

Groups




  • Arrival Directions of Cosmic Rays above 32 EeV from Phase One of the Pierre Auger Observatory
  • Autor(es):  Pierre Auger Collaboration (373 authors)
  • Submission:  2022-05-03   Acceptance:  2022-06-28   Publication:  2022-08-24
  • Reference:  Astrophys. J. 935 (2022) 170  

  • International Particle Physics Outreach Group: Reaching across the globe with science
  • Autor(es):  Pedro Abreu for the IPPOG Collaboration
  • Submission:     Acceptance:     Publication:  2021-11-17
  • Reference:  PoS(LHCP2021)157  

  • Extraction of the muon signals recorded with the surface detector of the Pierre Auger Observatory using recurrent neural networks
  • Autor(es):  Pierre Auger Collaboration (372 authors)
  • Submission:  2020-12-31   Acceptance:  2021-03-19   Publication:  2021-07-12
  • Reference:  J. Instrum. 16 (2021) P07016  

  • Measurement of the Fluctuations in the Number of Muons in Extensive Air Showers with the Pierre Auger Observatory
  • Autor(es):  Pierre Auger Collaboration (360 authors)
  • Submission:  2020-10-05   Acceptance:  2021-02-12   Publication:  2021-04-16
  • Reference:  Phys. Rev. Lett. 126 (2021) 152002  

  • Calibration of the underground muon detector of the Pierre Auger Observatory
  • Autor(es):  Pierre Auger Collaboration (364 authors)
  • Submission:  2021-04-01   Acceptance:  2021-04-01   Publication:  2021-04-01
  • Reference:  J. Instrum. 16 (2021) P04003  

  • Studies on the response of a water-Cherenkov detector of the Pierre Auger Observatory to atmospheric muons using an RPC hodoscope
  • Autor(es):  Pierre Auger Collaboration (374 authors)
  • Submission:  2020-09-01   Acceptance:  2020-09-01   Publication:  2020-09-01
  • Reference:  J. Instrum. 15 (2020) P09002  

  • Data-driven estimation of the invisible energy of cosmic ray showers with the Pierre Auger Observatory
  • Autor(es):  Pierre Auger Collaboration
  • Submission:  2019-01-24   Acceptance:  2019-10-25   Publication:  2019-10-25
  • Reference:  Phys. Rev. D 100 (2019) 082003  

  • Measurement of the average shape of longitudinal profiles of cosmic ray air-showers at the Pierre Auger Observatory
  • Autor(es):  The Pierre Auger Collaboration, A. Aab et al
  • Submission:  2018-11-13   Acceptance:  2019-02-25   Publication:  2019-03-07
  • Reference:  J. Cosmol. Astropart. Phys. 3 (2019) 018  

  • MARTA: A high-energy cosmic-ray detector concept with high-accuracy muon measurement
  • Autor(es):  P. Abreu, S. Andringa, P. Assis, A. Blanco, V. Barbosa Martins, P. Brogueira, N. Carolino, L. Cazon, M. Cerda, G. Cernicchiaro, R. Colalillo, R. Conceição, O. Cunha, R. M. de Almeida, V. de Souza, F. Diogo, C. Dobrigkeit, J. Espadanal, C. Espirito-Santo, M. Ferreira, P. Ferreira, P. Fonte, U. Giaccari, P. Gonçalves, F. Guarino, O. C. Lippmann, L. Lopes, R. Luz, D. Maurizio, F. Marujo, P. Mazur, L. Mendes, A. Pereira, M. Pimenta, R. R. Prado, J. Rídký, R. Sarmento, C. Scarso, R. Shellard, J. Souza, B. Tomé,
  • Submission:  2017-12-20   Publication:  2018-04-24
  • Reference:  Eur. Phys. J. C (2018) 78: 333  

  • Ultrahigh energy neutrino follow-up of Gravitational Wave events GW150914 and GW151226 with the Pierre Auger Observatory
  • Autor(es):  Pierre Auger Collaboration (412 authors)
  • Submission:  2016-08-26   Acceptance:  2016-12-13   Publication:  2016-12-30
  • Reference:  Phys. Rev. D 94, 122007 (2016)  

  • Muon Array with RPCs for Tagging Air showers (MARTA)
  • Autor(es):  R. Sarmento, P. Abreu, S. Andringa Dias, P. Assis, A. Blanco Castro, P. Brogueira, N. Carolino, L. Cazon, M. Cerda, G. Cernicchiaro, R. Colalillo, R. Conceição, O. Cunha, F. Diogo, J. Espadanal, M. Ferreira, P. Fonte, U. G
  • Publication:  2015-08-17
  • Reference:  Proceedings of the 34th International Cosmic Ray Conference PoS(ICRC2015)629  

  • Depth of maximum of air-shower profiles at the Pierre Auger Observatory. II. Composition implications
  • Autor(es):  Pierre Auger Collaboration (485 authors)
  • Submission:  2014-09-18   Acceptance:  2014-12-31   Publication:  2014-12-31
  • Reference:  Phys.Rev. D90 (2014) 122006  

  • Depth of maximum of air-shower profiles at the Auger Observatory. I. Measurements at Energies above 10^17.8 eV
  • Autor(es):  The Pierre Auger Collaboration
  • Submission:  2014-09-16   Acceptance:  2014-10-22   Publication:  2014-12-31
  • Reference:  Physical Review D 90, 122005 (2014)  

  • Muons in air showers at the Pierre Auger Observatory: Measurement of atmospheric production depth
  • Autor(es):  Pierre Auger Collaboration (487 authors)
  • Submission:  2014-07-25   Acceptance:  2014-07-25   Publication:  2014-07-25
  • Reference:  Phys. Rev. D 90 (2014) 012012  

  • Interpretation of the depths of maximum of extensive air showers measured by the Pierre Auger Observatory
  • Autor(es):  Pierre Auger Collaboration (508 authors)
  • Acceptance:  2013-01-27   Publication:  2013-02-19
  • Reference:  J. Cosmol. Astropart. Phys. 2 (2013) 026  

  • A guide to explore the Pierre Auger Observatory public data
  • Autor(es):  P. Abreu, S. Andringa, F. Diogo, M.C. Espirito Santo
  • Publication:  2012-11-24
  • Reference:  GAP2012-137  

  • Update on the correlation of the highest energy cosmic rays with nearby extragalactic matter
  • Autor(es):  The Pierre Auger Collaboration
  • Submission:  2010-06-26   Acceptance:  2010-08-31   Publication:  2010-09-07
  • Reference:  Astroparticle Physics 34 (2010) 314-326  

  • The Fluorescence Detector of the Pierre Auger Observatory
  • Autor(es):  The Pierre Auger Collaboration
  • Submission:  2009-05-27   Acceptance:  2010-04-07   Publication:  2010-04-18
  • Reference:  Nucl. Instrum. Meth. A 620 (2010) 227-251  

  • Measurement of the Depth of Maximum of Extensive Air Showers above 10^18 eV
  • Autor(es):  The Pierre Auger Collaboration.
  • Submission:  2009-12-07   Publication:  2010-03-01
  • Reference:  Physical Review Letters, 104, 091101 (2010)  

  • Measurement of the energy spectrum of cosmic rays above 10^18 eV using thePierre Auger Observatory
  • Autor(es):  The Pierre Auger Collaboration
  • Submission:  2009-11-26   Acceptance:  2010-02-04   Publication:  2010-02-10
  • Reference:  Physics Letters B 685 (2010) 239-246  

  • A Study of the Effect of Molecular and Aerosol Conditions in the Atmosphere on Air Fluorescence Measurements at the Pierre Auger Observatory
  • Autor(es):  The Pierre Auger Collaboration
  • Submission:  2009-09-02   Acceptance:  2009-12-21   Publication:  2010-01-06
  • Reference:  Astroparticle Physics 33 (2010) 108  

  • AMIGA, Auger Muons and Infill for the Ground Array
  • Autor(es):  The Pierre Auger Collaboration (with co-authorship of P. Abreu, S. Andringa, P. Assis, P. Brogueira, R. Conceição, M.C. Espírito-Santo, P. Gonçalves, M. Pimenta, B. Tomé)
  • Submission:  2007-05-31   Acceptance:  2008-12-01   Publication:  2008-12-01
  • Reference:  Proc. 30th Int. Cosmic Ray Conf. (ICRC2007), July 3 - 11, 2007, Mérida, México.  

  • HEAT – Enhancement Telescopes for the Pierre Auger Southern Observatory
  • Autor(es):  The Pierre Auger Collaboration (with co-authorship of P. Abreu, S. Andringa, P. Assis, P. Brogueira, R. Conceição, M.C. Espírito-Santo, P. Gonçalves, M. Pimenta, B. Tomé)
  • Submission:  2007-05-31   Acceptance:  2008-12-01   Publication:  2008-12-01
  • Reference:  Proc. 30th Int. Cosmic Ray Conf. (ICRC2007), July 3 - 11, 2007, Mérida, México.  

  • Observation of the Suppression of the Flux of Cosmic Rays above 4 x 10^19 eV
  • Autor(es):  J. Abraham, et. al., The Pierre Auger Collaboration.
  • Publication:  2008-08-08
  • Reference:  Phys. Rev. Let. 101, 061101 (2008)  

  • Correlation of the Highest-Energy Cosmic Rays with Nearby Extragalactic Objects.
  • Autor(es):  J. Abraham, et. al., The Pierre Auger Collaboration.
  • Publication:  2007-11-09
  • Reference:  Science 318, 938 (2007)  

  • Search for pentaquarks in the hadronic decays of the Z boson with the DELPHI detector at LEP
  • Autor(es):  DELPHI Collaboration (343 authors)
  • Submission:  2007-06-27   Acceptance:  2007-08-01   Publication:  2007-09-20
  • Reference:  Phys. Lett. B, 653, 151 (2007)  

  • Investigation of Colour Reconnection in WW Events with the DELPHI detector at LEP-2
  • Autor(es):  J. Abdallah et al. (The DELPHI Collaboration)
  • Submission:  2006-11-22   Acceptance:  2007-03-23   Publication:  2007-05-05
  • Reference:  Eur. Phys. Journal C, Volume 51 (2007) p.249-269  

  • Search for a fourth generation b' -quark at LEP-II at sqrt(s)=196-209 GeV
  • Autor(es):  J. Abdallah et al. (The DELPHI Collaboration)
  • Submission:  2006-07-26   Acceptance:  2007-01-28   Publication:  2007-03-29
  • Reference:  Eur. Phys, Journal, Volume 50 (2007) p.507-518  

  • Final state QCD studies at LEP: Part I
  • Autor(es):  P. Abreu (for the DELPHI Collaboration)
  • Submission:  2006-07-01   Acceptance:  2006-07-01   Publication:  2006-07-01
  • Reference:  PoS HEP2005:038,2006  

  • Bose-Einstein correlations in DELPHI W W events at LEP2
  • Autor(es):  P. Abreu for The DELPHI Collaboration
  • Submission:  2006-02-01   Acceptance:  2006-02-01   Publication:  2006-02-01
  • Reference:  Nucl.Phys.Proc.Suppl.152:31-34,2006  

  • O Projecto CRESCERE (em 4 línguas) - Cientista por um dia, cientista para a Vida!
  • Autor(es):  P. Abreu, H. Bilokon, F. Fabbri, A. Maio
  • Submission:  2005-12-01   Acceptance:  2005-12-01   Publication:  2005-12-01
  • Reference:  Livrinho de divulgação (16pp) distribuído pelas escolas secundárias  

  • Search for Pentaquarks in the Hadronic Decays at the Z Boson with the DELPHI Detector at LEP
  • Autor(es):  P. Abreu, M. Chapkin, A. De Angelis, P. Gavillet, F. Mandl, J. Mc.Naughton, N. Pukhaeva, S. Raducci
  • Submission:  2005-06-08   Acceptance:  2005-06-08   Publication:  2005-06-08
  • Reference:  DELPHI note 2005-019 CONF 739  



Ver todas as publicações do grupo



Catarina Quintans, Lisboa
Investigadora

Celso Franco, Lisboa
Investigador

Christophe Pires, Lisboa
Técnico

Gonçalo Terça, External
Técnico

Luís Silva, Lisboa
Investigador

Marcin Stolarski, Lisboa
Investigador

Paula Bordalo, Lisboa
Investigadora

Sérgio Ramos, Lisboa
Investigador

Sofia Nunes, Lisboa
Estudante de Doutoramento

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