Personal information

Biography

I have focused my research on the mechanics of earthquakes and faulting using an interdisciplinary approach that integrates geological, geophysical and experimental observations on earthquake processes. For me there is much learn by considering phenomena at the boundaries between different disciplines. Applied/unconventional aspects of my research include CO2 sequestration, oil/gas reservoir characterization and the mechanics of induced vs. triggered seismicity.

These activities have afforded me a very solid yet unusually broad scientific experience in the field of the mechanics of earthquakes and faulting demonstrated by:

1) PUBLICATION RECORD
From 2000, 92 papers (2 on Nature, 1 Nature Geoscience, 1 Nature Communications, 1 Science Advances, 6 in Geology), most of them as first author or having PhD or Post-Docs as first author. Total citations 4880; h-index 41 (source Scopus March 2022).

2) EFFECTIVE TRAINING AND EDUCATIONAL ACTIVITIES
2005-2007: Nicola De Paola (Postdoc), now Professor at Durham UK;
2007-2011: Fabio Trippetta (PhD and Post-doc), now researcher at La Sapienza, Roma;
2014-2015: Marco Scuderi (Post-doc) from September 2019 RTDB in Sapienza;
2005-2008: Sergio Mantenuto (PhD); now employed at LEANE international;
2005-2009: Steve Smith (PhD, co-advised), now researcher at Dunedin NZ;
2011-2015: Brett Carpenter (Postdoc), now Professor at Oklahoma University;
2011-2015: Giuseppe Di Stefano (PhD); now senior technologist at INGV;
2011-2017: Telemaco Tesei (PhD and Post-Doc); from 11/2019 RTDB at Padova University;
2014-2017: Carolina Giorgetti (PhD); now Post-Doc at EPFL Lausanne;
2016-2020: Marco Mercuri (PhD); now RTdA in Sapienza;
2017-2021: Piercarlo Giacomel (PhD); now Post-Doc in Liverpool;
2019-20xx: Giacomo Pozzi post-doc at INGV working with BRAVA;
2020-20xx: Giuseppe Volpe (PhD).

3) PROJECTS
From 2007 I have been the PI of several research project for a total budget of about 3.0 M.

4) INVITED TALKS
From 2006, I have given 20 invited talks at international conferences including 5 invited talks at the American Geophysical Union fall meeting:

In addition, I have given the following key-note lectures at prestigious international schools.
a) Collettini C. Frictional behavior of “weak” phyllosilicate-rich faults (2009). 8th International School on Friction and Faults, Erice, Italy
b) Collettini C. Seismic vs. aseismic deformation in faults and experiments (2014). Cargese school on Earthquake mechanics.
c) Collettini C. Fault strength, and the slip behaviour of fluid pressurized experimental faults (2017). Second Cargese school on Earthquake mechanics
d) Collettini C. Fault structure, reaction softening and the weakness of mature faults (2018). Gordon Research Conference in Rock Deformation US.

5) AWARDS AND HONORS
2001: Student Paper Award American Geophysical Union
2002: SPE-EAGE-Assomineraria Gustavo Sclocchi PhD Theses Award, special mention
2005-2010 Most cited article in Journal of Structural Geology, Collettini et al., 2006.
2008: Shell Prize for the work Smith, Collettini and Holdsworth, JSG, 2008
2010: Seventh Framework Programme “Ideas”, ERC
2011: Ramsay medal for the paper: Smith, Holdsworth, Collettini C. (2011). GSA Bulletin
2013: Excellence in reviewing from Elsevier

6) INFRASTRUCTURE DEVELOPMENT
Within the Dipartimenti di Eccellenza MIUR-grant 2018-2022, I have been supervising the activities for the development of a new rock mechanics laboratory at Dipartimento di Scienze della Terra, in Sapienza. Within this project I have been supervising the activities that have allowed the development of the BRAVA2.0 apparatus. With the ERC GLASS grant I have directed a research group composed of engineers, physics, geologists and seismologists to build a new rock deformation apparatus, named BRAVA.

Activities

Employment (1)

Università degli Studi di Roma La Sapienza: Roma, Lazio, IT

2013-07-01 to present | Prof. (Scienze della Terra)
Employment
Source: Self-asserted source
cristiano collettini

Works (50 of 147)

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Page 1 of 3

Caprock Genesis in Hydrothermal Systems via Alteration‐Controlled Fault Weakening and Impermeabilization

Journal of Geophysical Research: Solid Earth
2025-02 | Journal article
Contributors: Barbara Marchesini; Giacomo Pozzi; Cristiano Collettini; Eugenio Carminati; Telemaco Tesei
Source: check_circle
Crossref

The Influence of Lithology and Fault Source Volume on the Magnitude–Frequency‐Distribution of Earthquakes

Geophysical Research Letters
2025-01-28 | Journal article
Contributors: C. Collettini; E. Tinti
Source: check_circle
Crossref

A spectrum of fault slip behaviors induced by fluid injection on a rate-and-state fault depending on time of injection relative to its natural fault cycle

2025-01-20 | Preprint
Contributors: Silvio Pardo; Elisa Tinti; Martijn Van den Ende; Jean-Paul Ampuero; Cristiano Collettini
Source: check_circle
Crossref

Complex Frictional Behavior of Clay and Implications for Slow Slip 

2025-01-20 | Preprint
Contributors: Giuseppe Volpe; Cristiano Collettini; Jacopo Taddeucci; Chris Marone; Giacomo Pozzi
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Crossref

Friction, Mineralogy, and Microstructures: How Complex is the Brittle Deformation of Faults?

2025-01-20 | Preprint
Contributors: Giacomo Pozzi; Giuseppe Volpe; Roberta Ruggieri; Cristiano Collettini; Marco Scuderi; Telemaco Tesei; Chris Marone; Massimo Cocco
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Crossref

Further investigations in Deep Learning for earthquake physics: Analyzing the role of magnitude and location in model performance

2025-01-20 | Preprint
Contributors: Gabriele Paoletti; Laura Laurenti; Elisa Tinti; Fabio Galasso; Cristiano Collettini; Chris Marone
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Stress heterogeneity and its relation to geology during the 2016-2017 central Italy earthquake sequence

2025-01-20 | Preprint
Contributors: Patricia Martínez-Garzón; Men-Andrin Meier; Federica Lanza; Cristiano Collettini; Georg Dresen
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Unraveling the micro-mechanics of shear deformation through acoustic attributes of quartz-muscovite mixtures

2025-01-20 | Preprint
Contributors: Marco Scuderi; Nathalie casas; Giuseppe Volpe; Cristiano Collettini
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The effect of shear strain and shear localization on fault healing

Geophysical Journal International
2024 | Journal article
EID:

2-s2.0-85181967262

Part of ISSN: 1365246X 0956540X
Contributors: Noël, C.; Giorgetti, C.; Collettini, C.; Marone, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Probing the evolution of fault properties during the seismic cycle with deep learning

Nature Communications
2024-11-20 | Journal article
Contributors: Laura Laurenti; Gabriele Paoletti; Elisa Tinti; Fabio Galasso; Cristiano Collettini; Chris Marone
Source: check_circle
Crossref

Frictional instabilities in clay illuminate the origin of slow earthquakes

Science Advances
2024-06-28 | Journal article
Contributors: Giuseppe Volpe; Cristiano Collettini; Jacopo Taddeucci; Chris Marone; Giacomo Pozzi
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Crossref

Probing the Evolution of Fault Properties During the Seismic Cycle with Deep Learning

2024-06-03 | Preprint
Contributors: Laura Laurenti; Gabriele Paoletti; Elisa Tinti; Fabio Galasso; Cristiano Collettini; Chris Marone
Source: check_circle
Crossref

The Effect of Normal Stress Oscillations on Fault Slip Behavior Near the Stability Transition From Stable to Unstable Motion

Journal of Geophysical Research: Solid Earth
2024-02 | Journal article
Contributors: Federico Pignalberi; Carolina Giorgetti; Corentin Noël; Chris Marone; Cristiano Collettini; Marco Maria Scuderi
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Fabric controls fault stability in serpentinite gouges

Geophysical Journal International
2023 | Journal article
EID:

2-s2.0-85172273956

Part of ISSN: 1365246X 0956540X
Contributors: Pozzi, G.; Collettini, C.; Scuderi, M.M.; Tesei, T.; Marone, C.; Amodio, A.; Cocco, M.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Frictional properties of Opalinus Clay: influence of humidity, normal stress and grain size on frictional stability

Geophysical Journal International
2023 | Journal article
EID:

2-s2.0-85154542469

Part of ISSN: 1365246X 0956540X
Contributors: Bigaroni, N.; Scuderi, M.M.; Cappa, F.; Guglielmi, Y.; Nussbaum, C.; Aldega, L.; Pozzi, G.; Collettini, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Laboratory simulation of fault reactivation by fluid injection and implications for induced seismicity at the BedrettoLab, Swiss Alps

Tectonophysics
2023 | Journal article
EID:

2-s2.0-85164718565

Part of ISSN: 00401951
Contributors: Volpe, G.; Pozzi, G.; Collettini, C.; Spagnuolo, E.; Achtziger-Zupančič, P.; Zappone, A.; Aldega, L.; Meier, M.A.; Giardini, D.; Cocco, M.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Rheological heterogeneities at the roots of the seismogenic zone

Geology
2023 | Journal article
EID:

2-s2.0-85176544109

Part of ISSN: 19432682 00917613
Contributors: Volpe, G.; Pozzi, G.; Locchi, M.E.; Tinti, E.; Scuderi, M.M.; Marone, C.; Collettini, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Acoustic signatures of slow and fast earthquake: insights from laboratory experiments on simulated fault gouge

2023-05-15 | Preprint
Contributors: Federico Pignalberi; Carolina Giorgetti; Elisa Tinti; Nathalie Casas; Chris Marone; Cristiano Collettini; Marco Maria Scuderi
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Crossref

Fault reactivation by fluid injection: insights from laboratory friction experiments with multiple reactivation sequences

2023-05-15 | Preprint
Contributors: Stefano Aretusini; Chiara Cornelio; Giuseppe Volpe; Giacomo Pozzi; Elena Spagnuolo; Giulio Di Toro; Cristiano Collettini; Men-Andrin Meier; Massimo Cocco
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Fault stability transition with slip and wear production: laboratory constraints

2023-05-15 | Preprint
Contributors: Corentin Noël; Carolina Giorgetti; Marco M. Scuderi; Cristiano Collettini; Chris Marone
Source: check_circle
Crossref

Frictional behavior and rheology of bi-disperse quartz gouge mixtures

2023-05-15 | Preprint
Contributors: Nathalie Casas; Carolina Giorgetti; Cristiano Collettini; Marco Maria Scuderi
Source: check_circle
Crossref

Mechanical behavior of porous carbonates as a function of pressure, temperature, and fluid content from laboratory experiments and correlation with larger scale structures

2023-05-15 | Preprint
Contributors: Fabio Trippetta; Roberta Ruggieri; Hem B. Motra; Cristiano Collettini
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Crossref

Mineralogical control on fault friction and stability: a systematic study on quartz, calcite and muscovite ternary mixtures.

2023-05-15 | Preprint
Contributors: Roberta Ruggieri; Giacomo Pozzi; Cristiano Collettini
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Crossref

Slip velocity and fault stability in serpentine-rich experimental faults

2023-05-15 | Preprint
Contributors: Giacomo Pozzi; Cristiano Collettini; Marco Scuderi; Elisa Tinti; Telemaco Tesei; Cecilia Viti; Chris Marone; Alessia Amodio; Massimo Cocco
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Crossref

Structural and frictional control on the transient deepening of the seismogenic zone following major earthquakes in Central Italy

2023-05-15 | Preprint
Contributors: Giuseppe Volpe; Maria Eugenia Locchi; Giacomo Pozzi; Elisa Tinti; Marco Scuderi; Chris Marone; Cristiano Collettini
Source: check_circle
Crossref

The influence of lithology on the Magnitude–Frequency-Distribution of earthquakes

2023-05-15 | Preprint
Contributors: Cristiano Collettini; Elisa Tinti
Source: check_circle
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The role of frictional heterogeneities, stress-state and fluid flow on fault slip behavior during fluid pressure perturbations.

2023-05-15 | Preprint
Contributors: Silvio Pardo; Elisa Tinti; Martijn van den Ende; Jean-Paul Ampuero; Cristiano Collettini
Source: check_circle
Crossref

The role of loading path on fault reactivation: a laboratory perspective

2023-05-15 | Preprint
Contributors: Carolina Giorgetti; Marie Violay; Cristiano Collettini
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Crossref

Using Deep Learning to understand variations in fault zone properties: distinguishing foreshocks from aftershocks

2023-05-15 | Preprint
Contributors: Laura Laurenti; Gabriele Paoletti; Elisa Tinti; Fabio Galasso; Luca Franco; Cristiano Collettini; Chris Marone
Source: check_circle
Crossref

The Effect of Shear Displacement and Wear on Fault Stability: Laboratory Constraints

Journal of Geophysical Research: Solid Earth
2023-04 | Journal article
Contributors: Corentin Noël; Carolina Giorgetti; Marco M. Scuderi; Cristiano Collettini; Chris Marone
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Assessment of fault integrity from in-situ Hc column heights: analogues for CO2 containment studies

6th International Conference on Fault and Top Seals 2022, FTS 2022
2022 | Conference paper
EID:

2-s2.0-85145588380

Part of ISBN: 9789462824249
Contributors: Wibberley, C.; Levendal, T.; Scuderi, M.; Collettini, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

HYDROCARBON COLUMNS TRAPPED AGAINST ACTIVE FAULTS: ANALOGUES TO FAULT INTEGRITY IN CO2 CONTAINMENT STUDIES

83rd EAGE Conference and Exhibition 2022
2022 | Conference paper
EID:

2-s2.0-85142635357

Part of ISBN: 9781713859314
Contributors: Wibberley, C.; Levendal, T.; Scuderi, M.; Collettini, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Y-B-P-R or S-C-C′? Suggestion for the nomenclature of experimental brittle fault fabric in phyllosilicate-granular mixtures

Journal of Structural Geology
2022 | Journal article
EID:

2-s2.0-85140302102

Part of ISSN: 01918141
Contributors: Volpe, G.; Pozzi, G.; Collettini, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Rock and fault rheology explain differences between on fault and distributed seismicity

Nature Communications
2022-09-26 | Journal article
Contributors: C. Collettini; M. R. Barchi; N. De Paola; F. Trippetta; E. Tinti
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The Role of Fault Rock Fabric in the Dynamics of Laboratory Faults

Journal of Geophysical Research: Solid Earth
2022-06 | Journal article
Contributors: Giacomo Pozzi; Marco M. Scuderi; Elisa Tinti; Manuela Nazzari; Cristiano Collettini
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Frictional controls on the seismogenic zone: Insights from the Apenninic basement, Central Italy

Earth and Planetary Science Letters
2022-04 | Journal article
Part of ISSN: 0012-821X
Source: Self-asserted source
cristiano collettini
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On fault vs. off-fault seismicity: the role of rock vs. fault rheology

2022-03-15 | Preprint
Contributors: Cristiano Collettini; Nicola De Paola; Massimiliano Barchi; Fabio Trippetta; Elisa Tinti
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The Role of Fabric in Frictional Properties of Phyllosilicate-Rich Tectonic Faults

Journal of Visualized Experiments
2021-11-06 | Journal article
Part of ISSN: 1940-087X
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cristiano collettini
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Frictional properties of basalt experimental faults and implications for volcano-tectonic settings and geo-energy sites

Tectonophysics
2021-07 | Journal article
Part of ISSN: 0040-1951
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cristiano collettini
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The role of shale content and pore-water saturation on frictional properties of simulated carbonate faults

Tectonophysics
2021-05 | Journal article
Part of ISSN: 0040-1951
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cristiano collettini
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Complex geometry and kinematics of subsidiary faults within a carbonate-hosted relay ramp

Journal of Structural Geology
2020 | Journal article
EID:

2-s2.0-85074074098

Part of ISSN: 01918141
Contributors: Mercuri, M.; McCaffrey, K.J.W.; Smeraglia, L.; Mazzanti, P.; Collettini, C.; Carminati, E.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Field-to-lab testing for thermo-mechanical characterisation of a quarry rock wall at Acuto (Italy)

ISRM International Symposium - EUROCK 2020
2020 | Conference paper
EID:

2-s2.0-85097622389

Part of ISBN: 9788282080729
Contributors: Marmoni, G.M.; Scuderi, M.M.; Collettini, C.; Martino, S.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Lithological and structural control on fracture frequency distribution within a carbonate-hosted relay ramp

Journal of Structural Geology
2020 | Journal article
EID:

2-s2.0-85085726819

Part of ISSN: 01918141
Contributors: Mercuri, M.; Carminati, E.; Tartarello, M.C.; Brandano, M.; Mazzanti, P.; Brunetti, A.; McCaffrey, K.J.W.; Collettini, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

Slow-to-fast transition of giant creeping rockslides modulated by undrained loading in basal shear zones

Nature Communications
2020 | Journal article
EID:

2-s2.0-85081740843

Part of ISSN: 20411723
Contributors: Agliardi, F.; Scuderi, M.M.; Fusi, N.; Collettini, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

The Role of Shear Fabric in Controlling Breakdown Processes During Laboratory Slow‐Slip Events

Journal of Geophysical Research: Solid Earth
2020-11 | Journal article
Contributors: Marco M. Scuderi; Elisa Tinti; Massimo Cocco; Cristiano Collettini
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Frictional Strengthening Explored During Non‐Steady State Shearing: Implications for Fault Stability and Slip Event Recurrence Time

Journal of Geophysical Research: Solid Earth
2020-10 | Journal article
Contributors: Matt J. Ikari; Brett M. Carpenter; Marco M. Scuderi; Cristiano Collettini; Achim J. Kopf
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Bifurcations at the Stability Transition of Earthquake Faulting

Geophysical Research Letters
2020-10-16 | Journal article
Contributors: Deepa Mele Veedu; Carolina Giorgetti; Marco Scuderi; Sylvain Barbot; Chris Marone; Cristiano Collettini
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Modelling fluid flow in complex natural fault zones: Implications for natural and human-induced earthquake nucleation

Earth and Planetary Science Letters
2020-01 | Journal article
Contributors: Thomas Snell; Nicola De Paola; Jeroen van Hunen; Stefan Nielsen; Cristiano Collettini
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Seismicity of central Italy in the context of the geological history of the Umbria-Marche Apennines

Special Paper of the Geological Society of America
2019 | Book
EID:

2-s2.0-85085735224

Part of ISSN: 00721077
Contributors: Barchi, M.R.; Collettini, C.
Source: Self-asserted source
cristiano collettini via Scopus - Elsevier

From mapped faults to fault-length earthquake magnitude (FLEM): a test on Italy with methodological implications

Solid Earth
2019-09-17 | Journal article
Contributors: Fabio Trippetta; Patrizio Petricca; Andrea Billi; Cristiano Collettini; Marco Cuffaro; Anna Maria Lombardi; Davide Scrocca; Giancarlo Ventura; Andrea Morgante; Carlo Doglioni
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Peer review (7 reviews for 7 publications/grants)

Review activity for Communications earth & environment. (1)
Review activity for Earth and planetary science letters. (1)
Review activity for Geophysical research letters. (1)
Review activity for Journal of geophysical research. (1)
Review activity for Nature communications (1)
Review activity for Tectonics. (1)
Review activity for Tectonophysics. (1)