PhD in Physics/Physical Engineering (2018, join PhD between the Faculty of Science and Technology of Universidade Nova de Lisboa and Sorbonne Universités)
Master's degree in Physics Engineering (2011, Faculty of Sciences of the University of Lisbon)
Degree in Physics (2010, Faculty of Sciences of the University of Lisbon
Quantum electrodynamics tests on exotic states of matter; X-ray metrology; Highly charged ions; Nuclear metrology; Theoretical description of nuclear decay by electron capture; High precision physics; Quantum interactions with exotic atoms; Exotic Nuclei; Search for Physics beyond the standard model in the electron capture decay of 7Be; sterile neutrinos; Determination of Elemental Concentrations in Human Tissue samples.
Agreement between Portugal and France - Program Pessoa 2022‐2023, X‐ray metrology of highly charged ions : fundamental physics and beyond! Principal Investigator
EURAMET European Metrology Programme for Innovation and Research, Germany (20FUN04), Towards new primary activity standardisation methods based on low‐temperature detectors (PrimA‐LTD). Member of the managing board.
EURAMET European Metrology Programme for Innovation and Research, Germany (17FUN02), Measurement of fundamental nuclear decay data using metallic magnetic calorimeters (MetroMMC). Member of the managing board.
R. Loetzsch, H. F. Beyer, L. Duval, U. Spillmann, D. Banaś, P. Dergham, F. M. Kröger, J. Glorius, R. E. Grisenti, M. Guerra, A. Gumberidze, R. Heß, P. M. Hillenbrand, P. Indelicato, P. Jagodzinski, E. Lamour, B. Lorentz, S. Litvinov, Y. A. Litvinov, J. Machado, N. Paul, G. G. Paulus, N. Petridis, J. P. Santos, M. Scheidel, R. S. Sidhu, M. Steck, S. Steydli, K. Szary, S. Trotsenko, I. Uschmann, G. Weber, T. Stöhlker, M. Trassinelli, “Testing quantum electrodynamics in extreme fields using helium‐like uranium”, Nature 2024, 625, 673–678, DOI 10.1038/s41586-023-06910-y.
G. Baptista, D. Pinheiro, J. Machado, M. Guerra, P. Amaro, J. P. Santos, “Lisbon Atomic Database (LISA): a compilation of calculated fundamental atomic parameters”, The European Physical Journal D 2024, 78, 18, DOI 10.1140/epjd/s10053-023-00794-3.
B. Ohayon, A. Abeln, S. Bara, T. E. Cocolios, O. Eizenberg, A. Fleischmann, L. Gastaldo, C. Godinho, M. Heines, D. Hengstler, G. Hupin, P. Indelicato, K. Kirch, A. Knecht, D. Kreuzberger, J. Machado, P. Navratil, N. Paul, R. Pohl, D. Unger, S. M. Vogiatzi, K. von Schoeler, F. Wauters, “Towards Precision Muonic X‐ray Measurements of Charge Radii of Light Nuclei”, Physics 2024, 6, 206–215, DOI 10.3390/physics6010015.
J. Silva, R. Castelhano, F. Silva, J. P. Santos, A. Félix, J. Cruz, J. Machado, S. Pessanha, “The impact of formalin fixation in the elemental content of tissues: Parametrization up to 48 h”, Microchemical Journal 2024, 200, 110281, DOI 10.1016/j.microc.2024.110281.
J. Machado, N. Paul, G. Soum‐Sidikov, L. Duval, S. Macé, R. Loetzsch, M. Trassinelli, P. Indelicato, “Absolute measurement of the relativistic magnetic dipole transition in He‐like sulfur”, Physical Review A 2023, 107, 032821, DOI 10.1103/PhysRevA.107.032821.
S. Pessanha, A. Veiga, D. Doutel, F. Silva, J. Silva, P. M. Carvalho, S. Barbosa, J. P. Santos, A. Félix, J. Machado, “Evaluation of the influence of the formalin fixation time on the elemental content of tissues measured with X‐ray fluorescence”, Spectrochimica Acta Part B: Atomic Spectroscopy 2023, 205, 106704, DOI 10.1016/j. sab.2023.106704.
J. M. Boillos et al., “Isotopic cross sections of fragmentation residues produced by light projectiles on carbon near 400A MeV”, 2022, 1–13, DOI 10.1103/PhysRevC.105.014611.
K Boretzky et al., “NeuLAND: The high‐resolution neutron time‐of‐flight spectrometer for R3B at FAIR”, Nuclear Inst. and Methods in Physics Research A 2021, 1014, 165701, DOI 10.1016/j.nima.2021.165701.
J. J. Krauth et al., “Measuring the a-particle charge radius with muonic helium‐4 ions”, Nature 2021, 589, 527– 531, DOI 10.1038/s41586-021-03183-1.
J Machado, G. Bian, N. Paul, M Trassinelli, P Amaro, M Guerra, C. I. Szabo, A Gumberidze, J. M. Isac, J. P. San‐ tos, J. P. Desclaux, P Indelicato, “Reference‐free measurements of the 1s2s2p2P1/2,3/2o→1s22s2S1/2and 1s2s2p4P5/2→1s22s2S1/2transition energies and widths in lithiumlike sulfur and argon ions”, Physical Re‐ view A 2020, 101, 062505, DOI 10.1103/PhysRevA.101.062505.