{"id":152959,"date":"2025-05-12T14:22:14","date_gmt":"2025-05-12T14:22:14","guid":{"rendered":"https:\/\/www.unipi.it\/ateneo\/organizzazione\/persone\/sandro-paci-5683-en\/"},"modified":"2026-04-01T04:49:04","modified_gmt":"2026-04-01T02:49:04","slug":"sandro-paci-5683-en","status":"publish","type":"unipi_persone","link":"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/","title":{"rendered":"Sandro Paci"},"content":{"rendered":"<p>Professore Ordinario &#8211; Dipartimento di Ingegneria Civile e Industriale | Tel.: 050 2218059 &#8211; Email: sandro.paci@unipi.it<\/p>\n","protected":false},"template":"","meta":{"unipi-persone-chiave":"5683","unipi-persone-nome":"Sandro","unipi-persone-cognome":"Paci","unipi-persone-email":"sandro.paci@unipi.it","unipi-persone-cv":"Professor Sandro PACI<br \/>\r\nFull Professor of Nuclear Plants<br \/>\r\nScientific-Disciplinary Sector: IIND-07\/D \u2013 Nuclear Plants<br \/>\r\n<br \/>\r\nAcademic Background<br \/>\r\nProfessor Sandro PACI earned his M.Sc. in Nuclear Engineering (1982) and Ph.D. in Nuclear Plant Safety (1987) from the University of Pisa. He began his academic career at the same university in 1996 as Assistant Professor, was promoted to Associate Professor in 2004, and became Full Professor in 2019.<br \/>\r\n<br \/>\r\nResearch and Expertise<br \/>\r\nWith nearly 40 years of experience, Prof. PACI is a recognized expert in:<br \/>\r\nNuclear plant safety analysis<br \/>\r\nContainment thermal-hydraulics and aerosol behaviour during severe accidents in Light Water Reactors (LWRs)<br \/>\r\nFission product and dust transport modeling both in-vessel and ex-vessel scenario for Advanced LWRs and fusion plants, as ITER and DEMO<br \/>\r\nUncertainty quantification in severe accident modeling<br \/>\r\nThermal analysis of Dry Casks for Spent Nuclear Fuel<br \/>\r\n<br \/>\r\nResearch Projects and Collaborations<br \/>\r\nProf. PACI has contributed to numerous European and international research projects, including STORM, PHEBUS FP, THENPHEBISP, SARNET2, MUSA, and SEAKNOT, often representing the University of Pisa.<br \/>\r\nIn the EURATOM MUSA project (Management and Uncertainties of Severe Accidents), he led a Work Package focused on knowledge shearing about advanced methodologies for quantifying and managing uncertainties in severe accident simulations.<br \/>\r\nIn the EURATOM SEAKNOT project (Severe Accident Knowledge Consolidation, Dissemination and Networking), he coordinates a Work Package dedicated to consolidating and disseminating knowledge on severe accidents and fostering collaboration across European research institutions.<br \/>\r\nHe is also actively involved in SNETP NUGENIA Technical Area 2 (TA2), contributing to the coordination of research activities on severe accident phenomena.<br \/>\r\n<br \/>\r\nAcademic Leadership<br \/>\r\nMember, Area 9 Scientific Committee at the University of Pisa, contributing to the evaluation of research output and the allocation of university research funding (2004-2008, 2014-2016)<br \/>\r\nPresident, Teaching Board for Nuclear Engineering Programs (2009\u20132013)<br \/>\r\nPro-Rector for University Buildings and Properties (2010\u20132016)<br \/>\r\nElected Member, Board of Administrators, University of Pisa (2018\u20132024)<br \/>\r\n<br \/>\r\nNational Appointment<br \/>\r\nIn September 2023, Prof. PACI was appointed as a member of the National Commission for the Forecasting and Prevention of Major Hazards, with a focus on nuclear and radiological risk.<br \/>\r\n<br \/>\r\nA complete list of his publications can be found at the following link https:\/\/arpi.unipi.it\/cris\/rp\/rp12965<br \/>\r\n<br \/>\r\nPublications indexed in Scopus can be found at the following link https:\/\/www.scopus.com\/authid\/detail.uri?authorId=12242663200<br \/>\r\n<br \/>\r\nOrcid: orcid.org\/0000-0002-9134-6976","unipi-persone-link-esterno-cv":"","unipi-persone-modalita-ricevimento":"Su appuntamento da fissare tramite e-mail.\r\n\r\n\r\n\r\n\r\n\r\n\r\n","unipi-persone-luogo-ricevimento":"Piattaforma Teams\r\n(ufficio III piano DICI)\r\n\r\n\r\n\r\n","unipi-persone-ore-ricevimento":"da concordare\r\n\r\n\r\n\r\n","unipi-persone-telefono":"050 2218059","unipi-persone-sitoweb":"","unipi-persone-cariche":"","unipi-persone-link-orario-lezioni":"https:\/\/unipi.prod.up.cineca.it\/calendarioPubblico\/matricola=008684","unipi-persone-link-registro-lezioni":"https:\/\/unimap.unipi.it\/registri\/registri.php?ri=008684&tmplt=principale.tpl","unipi-persone-settore-scientifico":"Impianti Nucleari IIND-07\/D","unipi-persone-ruolo":"Professore Ordinario","unipi-persone-arpi":"https:\/\/arpi.unipi.it\/cris\/rp\/rp12965","unipi-persone-pubblicazioni":"<ul class=\"pubblicazioni-list\"><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1346867\" target=\"_blank\" rel=\"noopener noreferrer\">Techniques for Sensitivity Analysis in Severe Accidents: A Comparative Study<\/a> <span class=\"pub-details\">(Angelucci, Michela; Herranz, Luis E.; Paci, Sandro - 2026 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1334768\" target=\"_blank\" rel=\"noopener noreferrer\">Sensitivity analysis in severe accident simulations:A historical perspective<\/a> <span class=\"pub-details\">(Angelucci, Michela; Cancemi, Salvatore A.; Paci, Sandro; Herranz, Luis E. - 2026 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1306528\" target=\"_blank\" rel=\"noopener noreferrer\">Seaknot: Looking ahead of severe accident research<\/a> <span class=\"pub-details\">(Herranz, L. E.; Gupta, S.; Paci, S.; Piluso, P. - 2025 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1306287\" target=\"_blank\" rel=\"noopener noreferrer\">Inverse uncertainty Quantification in the Severe accident Domain: Application to Fission Product release<\/a> <span class=\"pub-details\">(Tinfena, G.; Angelucci, M.; Sargentini, L.; Paci, S.; Herranz, L. E. - 2025 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1299367\" target=\"_blank\" rel=\"noopener noreferrer\">Major Achievements of the EC MUSA Project<\/a> <span class=\"pub-details\">(Herranz, L. E.; Beck, S.; S\u00e1nchez-Espinoza, V. H.; Mascari, F.; Brumm, S.; Coindreau, O.; Paci, S. - 2025 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1326735\" target=\"_blank\" rel=\"noopener noreferrer\">Corium Properties &amp; Accident Scenarios: Preliminary Insights<\/a> <span class=\"pub-details\">(Mellace, B.; Angelucci, M.; Paci, S.; Herranz, L. E. - 2025 - 4.1 Contributo in Atti di convegno)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1326734\" target=\"_blank\" rel=\"noopener noreferrer\">Phenomena Identification and Ranking Table for Containment Phenomena during Severe Accidents in Light Water Reactors<\/a> <span class=\"pub-details\">(Kljenak, Ivo; Angelucci, Michela; Paci, Sandro; Bentaib, Ahmed; Fern\u00e1ndez-Cosials, Kevin; Jimenez, Gonzalo; Queral, Cesar; Di Giuli, Mirco; Yu, Shizhen; Herranz, Luis; Kelm, Stephan; Studer, Etienne - 2025 - 4.1 Contributo in Atti di convegno)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1326733\" target=\"_blank\" rel=\"noopener noreferrer\">EFFECT OF CORIUM PROPERTIES\u2019 UNCERTAINTIES ON A PWR SBO SEVERE ACCIDENT<\/a> <span class=\"pub-details\">(Mellace, B.; Angelucci, M.; Paci, S.; Herranz, L. E. - 2025 - 4.1 Contributo in Atti di convegno)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1211247\" target=\"_blank\" rel=\"noopener noreferrer\">Main outcomes of the Phebus FPT1 uncertainty and sensitivity analysis in the EU-MUSA project<\/a> <span class=\"pub-details\">(Mascari, F.; Bersano, A.; Massone, M.; Agnello, G.; Coindreau, O.; Beck, S.; Tiborcz, L.; Paci, S.; Angelucci, M.; Herranz, L. E.; Bocanegra, R.; Pontillon, Y.; Berdai, M.; Cherednichenko, O.; Iskra, A.; Nudi, M.; Groudev, P.; Petrova, P.; Kretzschmar, F.; Gabrielli, F.; Kanglong, Z.; Vileini\u0161kis, V.; Kaliatka, T.; Kalilainen, J.; Malicki, M.; Gumenyuk, D.; Vorobyov, Y.; Kotsuba, O.; Dejardin, P.; Di Giuli, M.; Thomas, R.; Ivanov, I. V.; Giannetti, F.; D&#039;Onorio, M.; Caruso, G.; Salay, M.; Sevon, T. - 2024 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1184487\" target=\"_blank\" rel=\"noopener noreferrer\">Current status of MELCOR 2.2 for fusion safety analyses<\/a> <span class=\"pub-details\">(Mascari, F.; Bersano, A.; Adorni, M.; D&#039;Ovidio, G.; Mart\u00edn-Fuertes, F.; Jin, X. Z.; Mazzini, G.; Gonfiotti, B.; Georgiev, G.; Leskovar, M.; Bertani, C.; Testoni, R.; Giannetti, F.; D&#039;Onorio, M.; Agnello, G.; Di Maio, P. A.; Angelucci, M.; Paci, S.; Grippo, G.; Fern\u00e1ndez-Cosials, K.; Dongiovanni, D.; Malicki, M. - 2023 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1170805\" target=\"_blank\" rel=\"noopener noreferrer\">Overview of key thermal\u2013hydraulic phenomena in severe accident unfolding: Current knowledge and further needs<\/a> <span class=\"pub-details\">(Herranz, Luis E.; Bentaib, Ahmed; Gabrielli, Fabrizio; Gupta, Sanjeev; Kljenak, Ivo; Paci, Sandro; Piluso, Pascal - 2023 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1128144\" target=\"_blank\" rel=\"noopener noreferrer\">Uncertainty and Sensitivity Analysis of a Dry Cask for Spent Nuclear Fuel<\/a> <span class=\"pub-details\">(Angelucci, Michela; Paci, Sandro; Feria, Francisco; Enrique Herranz, Luis - 2022 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/1048899\" target=\"_blank\" rel=\"noopener noreferrer\">NUGENIA\/TA2 Achievements in Severe Accidents Research [2015-2020]<\/a> <span class=\"pub-details\">(Herranz, L. E.; Bentaib, A.; Gabrielli, F.; Gupta, S.; Kljenak, I.; Paci, S.; Piluso, P.; Rocchi, F. - 2020 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/875249\" target=\"_blank\" rel=\"noopener noreferrer\">Trends in severe accident research in Europe: SARNET network from Euratom to NUGENIA<\/a> <span class=\"pub-details\">(Van Dorsselaere, Jean pierre; Brechignac, Fran\u00e7ois; De Rosa, Felice; Herranz, Luis Enrique; Kljenak, Ivo; Miassoedov, Alexei; Paci, Sandro; Piluso, Pascal - 2017 - 1.1 Articolo in rivista)<\/span><\/li><li><a href=\"https:\/\/arpi.unipi.it\/handle\/11568\/872039\" target=\"_blank\" rel=\"noopener noreferrer\">Implementation and Validation of a Resuspension Model in MELCOR 1.8.6 for Fusion Applications<\/a> <span class=\"pub-details\">(Gonfiotti, Bruno; Paci, Sandro - 2017 - 1.1 Articolo in rivista)<\/span><\/li><\/ul>","unipi-persone-didattica":"<ul class=\"registri-list\"><li>Tecnologia, energia, sviluppo e pace (cod. 488II) per Laurea Magistrale in Scienze per la pace: trasformazione dei conflitti e cooperazione allo sviluppo<\/li><li>Fondamenti di impianti nucleari (cod. 640II) per Laurea in Ingegneria meccanica<\/li><li>Nuclear plants ii (modulo dell'insegnamento nuclear plants cod. 1147i) per Laurea Magistrale in Nuclear engineering<\/li><\/ul>","unipi-persone-codocenze":"<h4 class=\"mt-2\">Incarichi di co-docenza in moduli\/insegnamenti<\/h4><ul><li>Principi Termici I per l&#039;ingegneria Nucleare (Cod. 815II) per Laurea in Fisica<\/li><\/ul>","unipi-persone-interessi-ricerca":"","_wpml_word_count":"17","_last_translation_edit_mode":"translation-editor"},"organizzazioni":[3678],"class_list":["post-152959","unipi_persone","type-unipi_persone","status-publish","hentry","organizzazioni-dipartimento-di-ingegneria-civile-e-industriale-499999-en"],"email":"sandro.paci@unipi.it","telefono":"050 2218059","content_plain":"Professore Ordinario &#8211; Dipartimento di Ingegneria Civile e Industriale | Tel.: 050 2218059 &#8211; Email: sandro.paci@unipi.it","photo_url":null,"ruoli_tags":[{"id":748,"name":"PO","slug":"po"}],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sandro Paci ~ UNIPI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sandro Paci ~ UNIPI\" \/>\n<meta property=\"og:description\" content=\"Professore Ordinario &#8211; Dipartimento di Ingegneria Civile e Industriale | Tel.: 050 2218059 &#8211; Email: sandro.paci@unipi.it\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/\" \/>\n<meta property=\"og:site_name\" content=\"UNIPI\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/unipisaofficial\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-01T02:49:04+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/\",\"url\":\"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/\",\"name\":\"Sandro Paci ~ UNIPI\",\"isPartOf\":{\"@id\":\"https:\/\/www.unipi.it\/en\/#website\"},\"datePublished\":\"2025-05-12T14:22:14+00:00\",\"dateModified\":\"2026-04-01T02:49:04+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\",\"item\":\"https:\/\/www.unipi.it\/en\/home\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Sandro Paci\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.unipi.it\/en\/#website\",\"url\":\"https:\/\/www.unipi.it\/en\/\",\"name\":\"UNIPI\",\"description\":\"UNIPI\",\"publisher\":{\"@id\":\"https:\/\/www.unipi.it\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.unipi.it\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.unipi.it\/en\/#organization\",\"name\":\"UNIPI\",\"url\":\"https:\/\/www.unipi.it\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.unipi.it\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.unipi.it\/wp-content\/uploads\/Raggruppa-3020.svg\",\"contentUrl\":\"https:\/\/www.unipi.it\/wp-content\/uploads\/Raggruppa-3020.svg\",\"width\":176,\"height\":64,\"caption\":\"UNIPI\"},\"image\":{\"@id\":\"https:\/\/www.unipi.it\/en\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/unipisaofficial\/\",\"https:\/\/www.instagram.com\/unipisa\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Sandro Paci ~ UNIPI","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.unipi.it\/en\/about-us\/organisation\/people\/sandro-paci-5683-en\/","og_locale":"en_US","og_type":"article","og_title":"Sandro Paci ~ UNIPI","og_description":"Professore Ordinario &#8211; 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