4.1. Nazioarteko ikastaro eta kongresuen zuzendaritza

UPV/EHUko Udako Ikastaro honen zuzendaria: «Electrones en Sólidos. Interacción de Cargas y Radiación con la Materia». Donostia (Euskadi) 1987ko uztailak 6-10
Member of the Coordinating Committee of the European Network in Surface Crystallography (S. Anderson, R. Baudoing,
P.M. Echenique, G. Ertl, M. Ibach, DA. King, K. Müller, J.B. Pendry, G. Rovida, I. Stensgaard, DJF Van der Veen)
UPV/EHUko Udako Ikastaro honen zuzendaria (GEFESko urteko ikastaroarena ere bai): «Espectroscopías de Sólidos y Superficies». Donostia (Euskadi)– 1988ko abuztuak 29-1988ko irailak 2
Chairman of «The 12th Werner Brandt Workshop on Penetration Phenomena of Charged Particles in Matter». Donostia, 1989ko irailak 4-7
Comité Asesor Internacional del Sexto Simposio Latino-Americano de Física de Superficies. Cuzco – Peru. 1990eko irailak 3-7
International Adivisory Committee of the International Werner-Brandt Conferences on the Interaction of Charged Particles with Matter
Comité Asesor Internacional del VII-Simposio Latino Americano de Física de Superficies. Argentina 1992
International Advisory Committee of the Third International Conference on Electrical Transport and Optical Properties of Inhomogeneous Media (ETOPMIN 3) Guanajuato -Mexiko. 1993ko abuztuak 9-13
Chairman of Euroconference «Particle-Solid Interaction: Electronic Excitations in Bulk and Surfaces». Donostia, Euskadi 1994ko urriak 1-6
Organizing Committee, «International Symposium Interaction of Charged Particles and Radiation with Matter». Oak Ridge, TN, E.E.U.U., 1994ko urriak 23-26
Director of EuroConferences Series: Donostia Encounters on Particle Solid Interaction. Donostia, Euskadi, 1997ko irailak 23-28
International Scientific Committee of the International Ontology Congress. Donostia, Spain, 1998ko urriak 1-5 1998 International Scientific Committee of the Werner Brandt International Conference. Bariloche, Argentina, 1999ko apirilak 11-18
International Scientific Committee of the «VI Reunión Nacional de Materiales». Donostia, 1999ko ekainak 22-24. Zuzendaria: “European Research Conferences, Particle-Solid Interaction”. Donostia, 1999ko irailak 28-urriak 3.
Chairman, “International Workshop on Image States and Electron Lifetimes in Solids”. Donostia, 2000ko ekainak 25-27.
“Lifetimes of Surface States in Metals”, 20Th International Seminar on Surface Physics. KudowaZdrój (Polonia), 2000ko ekainak 19- 24
D. J. Antonio Ortega eta Díaz Ambronarekin batera, udako ikastaro honen zuzendarikidea: “El legado del siglo XX: materia, vida y sociedad”. 2000ko abuztuak 28.
Consejo Asesor del Congreso Internacional “La Ciencia y la Tecnología ante el Tercer Milenio. Sociedad Estatal España Nuevo Milenio. Madril (Espainia) 2000ko azaroak 14-17.
“La Sociedad de la Información en el País Vasco” Batzorde Zientifiko Teknikoa. Bilbo, 2001eko apirilak 24-27.
Chairman “UPV/EHUko udako ikastaroa”. International Workshop of “Ultrafast Surface Dynamics”, 2001eko uztailak 7.
International Advisory Board, “ European Conference on Surface Science” ECOSS20. Krakow (Poland). 2001eko irailak 4-7.
“UPV/EHUko Udako Ikastaro honen zuzendaria”: “European Research Conference on the deposition of atoms, Ions and Cluster at Surfaces”. Donostia, 2001eko irailak 11 – 16.
International Scientific Committee, “22nd Werner Brandt Workshop, FUNDP”. Namur (Belgika), 2002ko ekainak 27-29
UPV/EHUko Udako Ikastaro honen zuzendarikidea: “Towards atomic scale -and time resolution at interfaces”, Donostia, 2002ko uztailak 1-4.
TNT Conferenceko Batzorde Teknikoko kidea, A Coruña. 2002ko irailak 11-13.
Materialen VII. Kognresu Nazionaleko Batzorde Teknikoko kidea, Madril, 2002ko urria.
Euskadi Ezagutzaren Gizartean Sinposiozko Batzorde Zientifikoko presidentea, Bilbo, 2003ko ekainak 12-14.
Co-Director Curso de Verano UPV/EHU, DIPC-International Workshop on Optical properties of complex materials over different length scales. Donostia, 2003ko uztailak 7-11.
UPV/EHUko Udako Ikastaro honetako zuzendarikidea: V Donostia Encounter on Particle Solid Interactions. “Modifications following different interaction processes at surfaces”. Donostia, 2003ko irailak 8-13
Organising committee of 1st Nanospain Workshop, Donostia, 2004ko martxoak 9-12
UPV/EHUko Udako Ikastaro honetako zuzendarikidea “Molecule-surface interactions: elementary reactive processes”, Donostia. 2004ko irailak 7 – 11.
Co-Chairman of the “Albert Einstein Annus Mirabilis 2005”, Donostia, 2005eko irailak 5-8.
International Advisory Board, ECOSS 23, European Conference on Surface Science, Berlin, 2005eko irailak 4-9.
Organising Committee, 2nd Nanospain Workshop, Bartzelona, 2005eko martxoak 14-17.
Organising Committee, Curso Verano UPV/EHU, Summer School on metamaterials for microwaves and optical technologies, Donostia, 2005eko uztailak 18-20.
Organising Committee, TNT2005, Oviedo, Espainia, 2005eko abuztuak 29-irailak 2.
Organising Committee, International Workshop, “Recent advances on the dynamics of atomic and molecular particles interacting with gas and solid targets”. Donostia, 2005eko urriak 24-26.
Chairman of the “Dynamics of electron transfer processes at surfaces” symposium at the Condensed Matter joint meeting or the Deutsche Physikalishce Gessellschaft and the European Physical Society, Dresden, Alemania, 2006ko martxoak 27-31.
International Steering Committee. 5th Symposium on Ultrafast Surface Dynamics”, 2006ko maiatzak 21-25. Hokkaido (Japonia).
Organising Committe, TNT 2006, Grenoble, Frantzia, 2006ko irailak 4-8.
Organising Committee “Nano2006”. Cursos de Verano de la UPV/EHU, Donostia, 2006ko irailak 4-6.
International Advisory Committee, 20th Symposium on Surface Science 3S07, Les Arcs, Frantzia, 2007ko martxoak 11-17.
Scientific Committee of the International Conference Elementary Reactive processes at surfaces, ERPS 2007, Donostia, 2007ko abuztuak 30-irailak 1.
Organising Committee, TNT 2007, Trends in Nanotechnology, Donostia, 2007ko irailak 3-7.
6th International Symposium on Atomic Level Characterizations for New Materials and devices 07, ALG´07, Kanazawa, Ihikawa, Japonia, 2007ko urriak 28-azaroak 2.
Steering Committee, USD 6 Ultrafast Surface Dynamics 6, Kloster Banz, Alemania, 2008ko uztailak 20-25.
Co-chairman of the Symposium Electronic Structure and Quantum Effects of Two dimensional Systems. ECOSS 25, Liverpool, Erresuma Batua, 2008ko uztailak 27-abuztuak 1.
Co-chairman of the International Workshop UltraFast 2008, “Electron dynamics and electron mediated phenomena at surfaces: femto-chemistry and atto-physics”. Donostia, 2008ko maiatzak 7-9.
Co-chairman (with Jesús Ugalde) of the International Workshop (UPV/EHUko Udako Ikastaroa), “The role of scientific academies in modern societies”, Donostia, 2008ko abuztuak 29.
Chairman of the Symposium: “New Frontier of Magnetism”. Donostia, 2008ko irailak 22.
Organising Committee of the “28th Brandt Ritchie Workshop: Practicle penetration Phenomena and Excitation of Solids”. Madril, 2009ko maiatzak 24-27.
Organising Committee, “Trends in Nanotechnology Conference International Conference TNT 2009, Bartzelona, 2009ko irailak 7-11
International Committee, “Attosecond Physics” Atto-09, Kansas State University, Manhattan, Kansas, 2009ko uztailak 28-abuztuak 1
International Advisory Board, “European Conference on Surface Science” ECCOSS 2009, Parma, Italia, 2009ko abuztuak 30-irailak 4
UPV/EHUko Udako Ikastaro honen zuzendarikidea: Workshop on “Bio-Inspired Photonic Structures”. Photonic Science and Ingineering in the living and artificial worlds, Donostia, 2009ko irailak 9-15
Co-director of the “Workshop on Inorganic Nanotubes. Experiment and Theory”, DIPC, Donostia, 2009ko irailak 4-7
Co-chairman of the Workshop “Nano2009: Perspectives in nanoscience and nanotechnology”, Donostia, 2009ko irailak 28-30
Co-chairman of the Conference “Atom by Atom”, Donostia, 2009ko irailak 28-30
Organizing Committee, Curso de Verano “Computational Materials Science”, Donostia, 2010eko ekainak 28-uztailak 3
International Steering Committee, “Ultrafast Surface Dynamics” USD 2010, Kroazia, 2010eko abuztuak 22-26. Organizing Committee, “Passion for Knowledge”, Donostia, 2010eko irailak 27-urriak 1.
Chairman of the “Symposium on Surface Science 2011 (3S´11)”, Baqueira Beret, Lleida, 2011ko martxoak 6-12
Honorary Committee, “Passion for light”, Joint EPS-SIF International workshop, Varenna, Lake Como Italia, 2011ko irailak 16
Advisory Board, “International Conference on Solid Films and Surfaces (icsfs16), Genova, Italia, 2012ko uztailak 1-6.
International Committee, “Atto2013”, Paris, 2013ko uztailak 8-12.
Organising Committee, TNT 2013 (Trends in Nanotechnology), Sevilla, 2013ko irailak 9-13, 2013 Organising Committee, NanoSpain Conference 2016, Logroño, 2016ko martxoak 15.
Ohorezko presidentea, “Physis Kai Polis. XII international ontology congress”, Donostia, 2016ko urriak 3-7/ Bartzelona, 2016ko urriak 10-11.
Member of the Scientific Committee, “IV Congreso internacional “Derecho, filosofía, economía, sociología, psicología y educación en un mundo global. Paz y justicia para una convivencia cultural comunicativa””, Santo Domingo, 2017ko azaroak 7-10
Organising Committee, ImagineNano 2018, Bilbo, 2018ko martxoak 13-15
Co-director of the “Encuentro: Poder económico y poder científico”, UIMP, Santander, 2018ko ekainak 27-29
Organising Committee & International Scientific Committee, “Symposium on surface science 2019” (3S19), Baqueira Beret, 2019ko martxoak 10-16
“La ciencia y el sector empresarial” ikastaroaren sustatzailea, Madril, 2019ko ekainak 17-19.
Organising Committee, 37th Symposium on Surface Science 3S25, Baqueira Beret, 2025eko martxoak 9-15