Scientific Investigation of Contemporary Pastel Painting by Roberto Sebastian Matta: Characterization of Original Materials through Multispectral Imaging and Spectroscopic Techniques

The conservation of contemporary art often offers unique occasions to study complex multi-material artworks and understand their creative process and esteem degradation distress. The recent diagnostic campaign on the surrealist artwork <i>Perché le vittime vincano</i> (<i>For the v...

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Main Authors: Claudia Colantonio, Claudia Pelosi, Giuseppe Calabrò, Valeria Spizzichino, Ilaria Partenzi, Luca Lanteri
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Heritage
Subjects:
Online Access:https://www.mdpi.com/2571-9408/6/3/134
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author Claudia Colantonio
Claudia Pelosi
Giuseppe Calabrò
Valeria Spizzichino
Ilaria Partenzi
Luca Lanteri
author_facet Claudia Colantonio
Claudia Pelosi
Giuseppe Calabrò
Valeria Spizzichino
Ilaria Partenzi
Luca Lanteri
author_sort Claudia Colantonio
collection DOAJ
description The conservation of contemporary art often offers unique occasions to study complex multi-material artworks and understand their creative process and esteem degradation distress. The recent diagnostic campaign on the surrealist artwork <i>Perché le vittime vincano</i> (<i>For the victims to win</i>) (1974–75) by the artist Roberto Sebastian Matta allowed us to characterize the original painting materials (pastels on <i>spolvero</i> paper), never investigated and completely unknown, in order to support the imminent restoration. Due to the great dimensions of the artwork and its conservative issues, non-invasive multispectral imaging (HMI) analyses were done to investigate the whole painted surface, mapping and differentiating original materials and possible degradation patterns. Imaging data supported analytical characterization analyses run through elemental (portable X-ray fluorescence spectroscopy and scanning electron microscopy coupled with energy-dispersive spectroscopy) and molecular spectroscopy (Fourier transform infrared and portable µ-Raman spectroscopy) to identify the original artist’s materials and to support the restoration operations. The analysis revealed that the painting materials used by Matta are pastels characterized by modern pigments and dyes, such as Cu-phthalocyanines, chrome orange, titanium and zinc whites, compacted with kaolin without any organic binder or with a possible minuscule amount of gum.
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spelling doaj.art-10d859fac72346c782d590812d2938872023-11-17T11:22:56ZengMDPI AGHeritage2571-94082023-02-01632541255810.3390/heritage6030134Scientific Investigation of Contemporary Pastel Painting by Roberto Sebastian Matta: Characterization of Original Materials through Multispectral Imaging and Spectroscopic TechniquesClaudia Colantonio0Claudia Pelosi1Giuseppe Calabrò2Valeria Spizzichino3Ilaria Partenzi4Luca Lanteri5Institute of Heritage Science (CNR-ISPC), National Research Council of Italy, Area della Ricerca di Roma 1, 00010 Montelibretti, ItalyDepartment of Economics, Engineering, Society and Business Organization, University of Tuscia, Largo dell’Università, 01100 Viterbo, ItalyDepartment of Economics, Engineering, Society and Business Organization, University of Tuscia, Largo dell’Università, 01100 Viterbo, ItalyDiagnostics and Metrology Laboratory FSN-TECFIS ENEA CR Frascati, Via Enrico Fermi, 45, 00044 Frascati, ItalyConservation and Restoration Course, University of Tuscia, Largo dell’Università, 01100 Viterbo, ItalyDepartment of Economics, Engineering, Society and Business Organization, University of Tuscia, Largo dell’Università, 01100 Viterbo, ItalyThe conservation of contemporary art often offers unique occasions to study complex multi-material artworks and understand their creative process and esteem degradation distress. The recent diagnostic campaign on the surrealist artwork <i>Perché le vittime vincano</i> (<i>For the victims to win</i>) (1974–75) by the artist Roberto Sebastian Matta allowed us to characterize the original painting materials (pastels on <i>spolvero</i> paper), never investigated and completely unknown, in order to support the imminent restoration. Due to the great dimensions of the artwork and its conservative issues, non-invasive multispectral imaging (HMI) analyses were done to investigate the whole painted surface, mapping and differentiating original materials and possible degradation patterns. Imaging data supported analytical characterization analyses run through elemental (portable X-ray fluorescence spectroscopy and scanning electron microscopy coupled with energy-dispersive spectroscopy) and molecular spectroscopy (Fourier transform infrared and portable µ-Raman spectroscopy) to identify the original artist’s materials and to support the restoration operations. The analysis revealed that the painting materials used by Matta are pastels characterized by modern pigments and dyes, such as Cu-phthalocyanines, chrome orange, titanium and zinc whites, compacted with kaolin without any organic binder or with a possible minuscule amount of gum.https://www.mdpi.com/2571-9408/6/3/134pastel paintingcontemporary art<i>spolvero</i> papermultispectral imagingspectroscopic techniques
spellingShingle Claudia Colantonio
Claudia Pelosi
Giuseppe Calabrò
Valeria Spizzichino
Ilaria Partenzi
Luca Lanteri
Scientific Investigation of Contemporary Pastel Painting by Roberto Sebastian Matta: Characterization of Original Materials through Multispectral Imaging and Spectroscopic Techniques
Heritage
pastel painting
contemporary art
<i>spolvero</i> paper
multispectral imaging
spectroscopic techniques
title Scientific Investigation of Contemporary Pastel Painting by Roberto Sebastian Matta: Characterization of Original Materials through Multispectral Imaging and Spectroscopic Techniques
title_full Scientific Investigation of Contemporary Pastel Painting by Roberto Sebastian Matta: Characterization of Original Materials through Multispectral Imaging and Spectroscopic Techniques
title_fullStr Scientific Investigation of Contemporary Pastel Painting by Roberto Sebastian Matta: Characterization of Original Materials through Multispectral Imaging and Spectroscopic Techniques
title_full_unstemmed Scientific Investigation of Contemporary Pastel Painting by Roberto Sebastian Matta: Characterization of Original Materials through Multispectral Imaging and Spectroscopic Techniques
title_short Scientific Investigation of Contemporary Pastel Painting by Roberto Sebastian Matta: Characterization of Original Materials through Multispectral Imaging and Spectroscopic Techniques
title_sort scientific investigation of contemporary pastel painting by roberto sebastian matta characterization of original materials through multispectral imaging and spectroscopic techniques
topic pastel painting
contemporary art
<i>spolvero</i> paper
multispectral imaging
spectroscopic techniques
url https://www.mdpi.com/2571-9408/6/3/134
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