Fluorescent Paints in Contemporary Murals: A Case Study

Recently, a notable change has occurred in how street art murals are perceived by art history and the general public, with a growing recognition of their social and cultural significance and a new focus on preserving the most representative modern urban murals for future generations. An interesting...

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Main Authors: Francesca Sabatini, Jacopo La Nasa, Ilaria Degano, Beatrice Campanella, Stefano Legnaioli, Ilaria Saccani, Francesca Modugno
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Heritage
Subjects:
Online Access:https://www.mdpi.com/2571-9408/6/8/299
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author Francesca Sabatini
Jacopo La Nasa
Ilaria Degano
Beatrice Campanella
Stefano Legnaioli
Ilaria Saccani
Francesca Modugno
author_facet Francesca Sabatini
Jacopo La Nasa
Ilaria Degano
Beatrice Campanella
Stefano Legnaioli
Ilaria Saccani
Francesca Modugno
author_sort Francesca Sabatini
collection DOAJ
description Recently, a notable change has occurred in how street art murals are perceived by art history and the general public, with a growing recognition of their social and cultural significance and a new focus on preserving the most representative modern urban murals for future generations. An interesting case study is constituted by the “UBUNTU” mural (Ivan Pontevia and Daniele Castagnetti, Reggio Emilia, 2018), whose appearance has radically changed in a few years. Indeed, the intense and direct exposure to sunlight as well as the environmental and polluting agents have induced the bleaching and fading of the original highly fluorescent hues. To investigate the degradation processes that are occurring, five micro-samples were collected from different fluorescent-coloured areas and analysed by a combined approach based on µ-Raman and Surface Enhanced Raman Spectroscopy (SERS), High Performance Liquid Chromatography coupled with Diode Array Detector and mass spectrometry (HPLC-DAD and HPLC-MS), and Pyrolysis Gas Chromatography coupled with Mass Spectrometry (Py-GC-MS). The analytical protocol applied allowed us to disclose the painting materials used by the artist and fully characterise the ageing phenomena occurring in the mural that are possibly responsible for its colour ephemerality.
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spelling doaj.art-e91dfa70bd974f99a404e4f5d53d1f4d2023-11-19T01:20:08ZengMDPI AGHeritage2571-94082023-08-01685689569910.3390/heritage6080299Fluorescent Paints in Contemporary Murals: A Case StudyFrancesca Sabatini0Jacopo La Nasa1Ilaria Degano2Beatrice Campanella3Stefano Legnaioli4Ilaria Saccani5Francesca Modugno6Department of Chemistry and Industrial Chemistry, University of Pisa, Via G. Moruzzi 13, 56124 Pisa, ItalyDepartment of Chemistry and Industrial Chemistry, University of Pisa, Via G. Moruzzi 13, 56124 Pisa, ItalyDepartment of Chemistry and Industrial Chemistry, University of Pisa, Via G. Moruzzi 13, 56124 Pisa, ItalyIstituto di Chimica dei Composti Organometallici, Consiglio Nazionale delle Ricerche (CNR), Via G. Moruzzi 1, 56124 Pisa, ItalyIstituto di Chimica dei Composti Organometallici, Consiglio Nazionale delle Ricerche (CNR), Via G. Moruzzi 1, 56124 Pisa, ItalyCESMAR7—Centro per lo Studio dei Materiali per il Restauro, Viale dei Mille, 32, 42121 Reggio Emilia, ItalyCESMAR7—Centro per lo Studio dei Materiali per il Restauro, Viale dei Mille, 32, 42121 Reggio Emilia, ItalyRecently, a notable change has occurred in how street art murals are perceived by art history and the general public, with a growing recognition of their social and cultural significance and a new focus on preserving the most representative modern urban murals for future generations. An interesting case study is constituted by the “UBUNTU” mural (Ivan Pontevia and Daniele Castagnetti, Reggio Emilia, 2018), whose appearance has radically changed in a few years. Indeed, the intense and direct exposure to sunlight as well as the environmental and polluting agents have induced the bleaching and fading of the original highly fluorescent hues. To investigate the degradation processes that are occurring, five micro-samples were collected from different fluorescent-coloured areas and analysed by a combined approach based on µ-Raman and Surface Enhanced Raman Spectroscopy (SERS), High Performance Liquid Chromatography coupled with Diode Array Detector and mass spectrometry (HPLC-DAD and HPLC-MS), and Pyrolysis Gas Chromatography coupled with Mass Spectrometry (Py-GC-MS). The analytical protocol applied allowed us to disclose the painting materials used by the artist and fully characterise the ageing phenomena occurring in the mural that are possibly responsible for its colour ephemerality.https://www.mdpi.com/2571-9408/6/8/299street artfluorescent spray paintsSERSHPLC-MSPy-GC-MS
spellingShingle Francesca Sabatini
Jacopo La Nasa
Ilaria Degano
Beatrice Campanella
Stefano Legnaioli
Ilaria Saccani
Francesca Modugno
Fluorescent Paints in Contemporary Murals: A Case Study
Heritage
street art
fluorescent spray paints
SERS
HPLC-MS
Py-GC-MS
title Fluorescent Paints in Contemporary Murals: A Case Study
title_full Fluorescent Paints in Contemporary Murals: A Case Study
title_fullStr Fluorescent Paints in Contemporary Murals: A Case Study
title_full_unstemmed Fluorescent Paints in Contemporary Murals: A Case Study
title_short Fluorescent Paints in Contemporary Murals: A Case Study
title_sort fluorescent paints in contemporary murals a case study
topic street art
fluorescent spray paints
SERS
HPLC-MS
Py-GC-MS
url https://www.mdpi.com/2571-9408/6/8/299
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AT stefanolegnaioli fluorescentpaintsincontemporarymuralsacasestudy
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