Università degli Studi di Cagliari
Stefano Columbu
Chemical-physical agents and biodeteriogens in the alteration of limestones used in coastal historical fortifications located in different climatic conditions
In corso di stampa Columbu, Stefano; Sitzia, Fabio; Bacchetta, Gianluigi; Podda, Lina; Coroneo, Valentina; Pirinu, Andrea; Mirão José, A. P.; Moita Patrícia, S. M.; Caldeira Ana, Teresa; Rosada Tânia, I. S.
Multi-Analytical Techniques to Define the Mineralogical and Petrophysical Characteristics and Provenance of Siliceous Lithic Findings: The Case Study of La Calvera Rock Shelter (Cantabria, Spain)
2023-01-01 Columbu, S.; Fancello, D.; Gallello, G.; Ramacciotti, M.; Diez-Castillo, A.
Pyroclastic Stones as Building Materials in Medieval Romanesque Architecture of Sardinia (Italy): Chemical-Physical Features of Rocks and Associated Alterations
2022-01-01 Columbu, S.; Palomba, M.; Sitzia, F.; Carcangiu, G.; Meloni, P.
Mining Exploration, Raw Materials and Production Technologies of Mortars in the Different Civilization Periods in Menorca Island (Spain)
2022-01-01 Columbu, S.; Depalmas, A.; Brodu, G.; Gallello, G.; Fancello, D.
Lime and Cement Plasters from 20th Century Buildings: Raw Materials and Relations between Mineralogical–Petrographic Characteristics and Chemical–Physical Compatibility with the Limestone Substrate
2022-01-01 Columbu, S.; Usai, M.; Rispoli, C.; Fancello, D.
Geological and archaeological heritage in the Mediterranean coasts: proposal and quantitative assessment of new geosites in SW Sardinia (Italy)
2022-01-01 Fancello, Dario; Columbu, Stefano; Cruciani, Gabriele; Dulcetta, Lorenzo; Franceschelli, Marcello
Ammonium monoethyloxalate (AmEtOx): a new agent for the conservation of carbonate stone substrates
2021-01-01 Carla Aragoni, M.; Giacopetti, Laura; Arca, Massimiliano; Carcangiu, Gianfranco; Columbu, Stefano; Gimeno, Domingo; Isaia, Francesco; Lippolis, Vito; Meloni, Paola; Navarro Ezquerra, Antonia; Podda, Enrico; Rius, Jordi; Vallcorba, Oriol; Pintus, Anna
Mineralogical-petrographic and physical-mechanical features of the construction stones in punic and roman temples of antas (Sw sardinia, italy): Provenance of the raw materials and conservation state
2021-01-01 Columbu, S.; Gaviano, E.; Costamagna, L. G.; Fancello, D.
Un approccio interdisciplinare allo studio dei Bacini ceramici nella Sardegna medievale: il caso della chiesa di San Pietro di Ponte a Quartu Sant’Elena (CA)
2021-01-01 Perra, Michela; Pinna, FABIO CALOGERO; Columbu, Stefano; Fantauzzi, Marzia; Rossi, Antonella; Porcu, Davide
Giant garnet crystals in wollastonite–grossularite–diopside-bearing marbles from Tamarispa (NE Sardinia, Italy): geosite potential, conservation, and evaluation as part of a regional environmental resource
2021-01-01 Franceschelli, M.; Columbu, S.; Elter, F. M.; Cruciani, G.
FROM MINERALS TO ARTEFACTS: THE ROLE AND CHALLENGES OF 3D MODELLING
2021-01-01 Aquino, A.; Pagnotta, S.; Lezzerini, M.; Pecchioni, E.; Cecchi, V. M.; Columbu, S.
Strategies for helium pycnometry density measurements of welded ignimbritic rocks
2021-01-01 Columbu, Stefano; Mulas, Maurizio; Mundula, Filippo; Cioni, Raffaello
Workability and chemical-physical degradation of limestone frequently used in historical Mediterranean architecture
2020-01-01 Columbu, Stefano; Meloni, Paola; Carcangiu, Gianfranco; Fancello, Dario
The construction materials and static-structural aspects of the Budello tower (Teulada, south-west Sardinia, Italy)
2020-01-01 Columbu, Stefano; Picchizzolu, Gian Matteo F.; Cazzani, ANTONIO MARIA
Comparative pottery technology between the Middle Ages and Modern times (Santarém, Portugal)
2020-01-01 Beltrame, M.; Sitzia, F.; Liberato, M.; Santos, H.; Barata, F. T.; Columbu, S.; Mirao, J.
Ca-oxalate films on the stones of the medieval architecture: the case-study of Romanesque Churches
2020-01-01 Columbu, Stefano; Giamello, Marco; Pagnotta, Stefano; Acquino, Andrea; Lezzerini, Marco
Strong mortars from the tower of the Cerreto Ciampoli castle (Siena, Italy)
2020-01-01 Giamello, Marco; Columbu, Stefano; Gabbrielli, Fabio; Mugnaini, Sonia; Scala, Andrea
Ancient restoration and production technologies of Roman mortars from monuments placed in hydrogeological risk areas: a case study
2020-01-01 Sitzia, F.; Beltrame, M.; Columbu, S.; Lisci, C.; Miguel, C.; Mirao, J.
Chemical-physical decay of volcanic stone from Santa Maria Church in Tergu (Anglona, Italy)
2019-01-01 Columbu, Stefano; Palomba, Marcella; Sitzia, Fabio; Virdis, Alberto
Chemical reactivity of pozzolans from Sardinia for the production of hydraulic limes
2019-01-01 Columbu, Stefano; Comboni, Davide; Gatta Giacomo, Diego; Sitzia, Fabio
Stones for the production of binding materials in Florence area (Tuscany, italy)
2019-01-01 Andrea, Aquino; Marco, Lezzerini; Elena, Pecchioni; Marco, Giamello; Columbu, Stefano; Emma, Cantisani; Fratini, Fabio
Chemical and mineralogical analyses on stones from Sagunto Castle (Spain)
2019-01-01 Ramacciotti, M.; Rubio, S.; Gallello, G.; Lezzerini, M.; Raneri, S.; Hernandez, E.; Calvo, M.; Columbu, S.; Morales, A.; Pastor, A.; de la Guardia, M.
Mineralogical-chemical alteration and origin of ignimbritic stones used in the old Cathedral of Nostra Signora di Castro (Sardinia, Italy)
2019-01-01 Columbu, Stefano; Gioncada, Anna; Lezzerini, Marco; Sitzia, Fabio
(FeCo/Ppy@C): Pt-free FeCo-Polypyrrole Nanocomposites Supported on Porous Carbon for Electrochemical Application
2019-01-01 Fiorellino, Francesca; Pilloni, Martina; Ardu, Andrea; Cabras, Valentina; Columbu, Stefano; Russo, Lisa; Scano, Alessandra; Ennas, Guido
Compositional analysis of the stones and ancient mortars of the Nora medieval tower fortification (south Sardinia, Italy)
2019-01-01 Columbu, Stefano; Sitzia, Fabio; Pagnotta, Stefano; Lezzerini, Marco
LIBS analysis to define the alteration processes on the surface of ancient stones: the case study of Romanesque medieval monuments (Italy)
2019-01-01 Pagnotta, Stefano; Columbu, Stefano; Legnaioli, Stefano; Palleschi, Vincenzo; Piras, Giovanni; Sitzia, Fabio; Giamello, Marco; Lezzerini, Marco
Mineralogical, petrographic, and physical investigations on fossiliferous middle Jurassic sandstones from central Sardinia (Italy) to define their alteration and experimental consolidation
2019-01-01 Buosi, Carla; Columbu, Stefano; Ennas, Guido; Pittau, Paola; Scanu, GIOVANNI GIUSEPPE
Archaeometric approach for studying architectural earthenwares from the archaeological site of s. Omobono (Rome-Italy)
2019-01-01 Miriello, D.; Antonelli, F.; Bloise, A.; Ceci, M.; Columbu, S.; De Luca, R.; Lezzerini, M.; Pecci, A.; Mollo, B. S.; Brocato, P.
Geochemical characterisation of pozzolanic obsidian glasses used in the ancient mortars of Nora Roman theatre (Sardinia, Italy): provenance of raw materials and historical–archaeological implications
2019-01-01 Columbu, Stefano; Garau, Anna Maria; Lugliè, Carlo
ABITARE NEL MEDITERRANEO TARDOANTICO Atti del II Convegno Internazionale del Centro Interuniversitario di Studi sull’Edilizia abitativa tardoantica nel Mediterraneo (CISEM) (Bologna 2-5 marzo 2016)
2018-01-01 Martorelli, Rossana; Sanna, ANNA LUISA; Coroneo, Valentina; Columbu, Stefano
Chemical-physical agents and biodeteriogens in the alteration of limestones used in coastal historical fortifications
2018-01-01 Columbu, Stefano; Sitzia, F.; Bacchetta, G.; Podda, L.; Calvia, G.; Coroneo, V.; Pirinu, A.; Mirão, J. A. P.; Moita, P. S. M.; Caldeira, A. T.; Rosada, T. I. S.
Provenance of marbles from Baths of Nero (Pisa, Italy)
2018-01-01 Lezzerini, Marco; Sorrentino, Germana; Columbu, Stefano; Rizzitelli, Claudia; Gualandi Maria, Letizia
Mappatura digitale, tecniche costruttive e caratterizzazione petrografica delle pietre della fortificazione di Punta Rossa (Caprera)
2018-01-01 Columbu, Stefano; Pieri, Sofia; Verdiani, Giorgio; Cianchetti, Pierluigi
Chemical-physical agents and biodeteriogens in the alteration of limestones used in coastal historical fortifications
2018-01-01 Columbu, Stefano; Sitzia, Fabio; Bacchetta, Gianluigi; Podda, Lina; Calvia, G.; Coroneo, Valentina; Pirinu, Andrea; Mirão, J. A. P.; Moita, P. S. M.; Caldeira, A. T.; Rosada, T. I. S.
Analisi composizionale comparativa delle malte di allettamento delle Fortezze del Peruzzi e dei Medici prima e dopo la caduta dello Stato di Siena
2018-01-01 Giamello, Marco; Scala, Andrea; Mugnaini, Sonia; Columbu, Stefano
Mineralogical-compositional variations in the production technologies of mortars used in some Italian medieval fortifications located in different territorial and historical contexts
2018-01-01 Columbu, Stefano; Gabbrielli, Fabio; Giamello, Marco; Mugnaini, Sonia; Scala, Andrea
Petrographic and geochemical investigations on the volcanic rocks used in the Punic-Roman archaeological site of Nora (Sardinia, Italy)
2018-01-01 Columbu, Stefano
Geochemical, mineral-petrographic and physical-mechanical characterization of stones and mortars from the Romanesque Saccargia Basilica (Sardinia, Italy) to define their origin and alteration
2018-01-01 Columbu, Stefano; Palomba, Marcella; Sitzia, Fabio; Murgia, MIRIAM ROSSA
From the fortresses of Peruzzi to the Medici fortress: study of the entrapment mortars before and after the fall of the State of Siena
2018-01-01 Giamello, Marco; Gabbrielli, Fabio; Scala, Andrea; Mugnaini, Sonia; Columbu, Stefano
Origin of Roman worked stones from St. Saturno christian basilica (South Sardinia, Italy)
2018-01-01 Columbu, Stefano; Antonelli, Fabrizio; Sitzia, Fabio
Archaeometric study of mortars from the Pisa's Cathedral Square (Italy)
2018-01-01 Lezzerini, Marco; Raneri, Simona; Pagnotta, Stefano; Columbu, Stefano; Gallello, Gianni
Petrographic and mineralogical charecterization of volcanic rocks and surface-depositions on romanesque monuments
2018-01-01 Columbu, S; Piras, G; Sitzia, F; Pagnotta, S; Raneri, S; Legnaioli, S; Palleschi, V; Lezzerini, M; Giamello, M
Digital mapping, building technique and petrographic characterisation of stones from Opera Punta Rossa fortification (Caprera, north Sardinia)
2018-01-01 Columbu, Stefano; Pieri, Sofia; Verdiani, Giorgio; Cianchetti, Pierluigi
Examining the reactivity of volcanic ash in ancient mortars by using a micro-chemical approach
2018-01-01 Ranieri, Simona; Pagnotta, Stefano; Lezzerini, Marco; Legnaioli, Stefano; Palleschi, Vincenzo; Columbu, Stefano; Neri, N. F.; Mazzoleni, Paolo
Chronological classification of ancient mortars employing spectroscopy and spectrometry techniques: Sagunto (Valencia, Spain) Case
2018-01-01 Ramacciotti, M.; Rubio, S.; Gallello, G.; Lezzerini, M.; Columbu, S.; Hernandez, E.; Morales-Rubio, A.; Pastor, A.; De La Guardia, M.
Laser-Induced Breakdown Spectroscopy analysis of the limestone Nuragic statues from Mont'e Prama site (Sardinia, Italy)
2018-01-01 Columbu, Stefano; Carboni, Salvatore; Pagnotta, Stefano; Lezzerini, Marco; Raneri, Simona; Legnaioli, Stefano; Palleschi, Vincenzo; Usai, Alessandro
Mineralogical, petrographic and physical-mechanical study of Roman construction materials from the Maritime Theatre of Hadrian's Villa (Rome, Italy)
2018-01-01 Columbu, S.; Lisci, C.; Sitzia, F.; Lorenzetti, G.; Lezzerini, M.; Pagnotta, S.; Raneri, S.; Legnaioli, S.; Palleschi, V.; Gallello, G.; Adembri, B.
Geochemical and petrographic analysis on the stones and integrated digital survey of the Cathedral of Sant'Antioco di Bisarcio (Ozieri, Italy)
2018-01-01 Columbu, Stefano; Lezzerini, Marco; Verdiani, Giorgio
Mineralogical, petrographic and chemical analysis of geomaterials used in the mortars of Roman Nora theatre (south Sardinia, Italy)
2017-01-01 Columbu, Stefano; Garau, ANNA MARIA
Characterization of ancient coloured paintings on the mortars from the ‘Teatro Marittimo’ of Roman Hadrian's Villa (Rome, Italy)
2017-01-01 Columbu, Stefano; Lezzerini, Marco; Pagnotta, Stefano; Raneri, Simona; Legnaioli, Stefano; Palleschi, Vincenzo; Lisci, Carla
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