Search results for: Maria Perla Colombini

Items from 1 to 20 out of 123 results

article

Biodeterioration of carbographic ribbon: Isolation, identification of causal agents and forensic implications

Giancarlo Ranalli, Alessia Andreotti, Maria Perla Colombini, Cristina Corti, more

Journal of Applied Microbiology > 133 > 3 > 1843 - 1856

This study is part of a comprehensive investigation that was performed in regard to a case of alterations on a carbographic ribbon used in a typewriter that was found and seized by inner security operations of the Arma dei Carabinieri, Italy. Thirty‐six coded scripts possessing potentially and criminally liable content were present on the tape; however, only the 6th and 7th scripts exhibited alterations...

article

A multi-analytical characterization of artists’ carbon-based black pigments

Anna Lluveras-Tenorio, Alessio Spepi, Matteo Pieraccioni, Stefano Legnaioli, more

Journal of Thermal Analysis and Calorimetry > 2019 > 138 > 5 > 3287-3299

The most common synthetic carbon-based black pigments can be divided into three main groups on the basis of the material used for their production: bone blacks, vine blacks and lampblacks. This work reports on the physicochemical characterization of the three commercial pigments purchased from Kremer Pigmente (Germany) and Zecchi (Italy) by means of a multi-analytical approach, which included thermoanalytical...

article

The analysis of the Saltzman Collection of Peruvian dyes by high performance liquid chromatography and ambient ionisation mass spectrometry

Ruth Ann Armitage, Daniel Fraser, Ilaria Degano, Maria Perla Colombini

Heritage Science > 2019 > 7 > 1 > 1-23

Yarn samples from the Saltzman Collection of Peruvian dyes were characterized by several different analytical techniques: high performance liquid chromatography with both diode array detection (HPLC-DAD) and electrospray ionisation with tandem mass spectrometry (HPLC-ESI-Q-ToF), direct analysis in real time (DART) mass spectrometry and paper spray mass spectrometry. This report serves primarily as...

article

Validation Study of Selected Ion Flow Tube-Mass Spectrometry (SIFT-MS) in Heritage Science: Characterization of Natural and Synthetic Paint Varnishes by Portable Mass Spectrometry

Jacopo Nasa, Francesca Modugno, Maria Perla Colombini, Ilaria Degano

Journal of The American Society for Mass Spectrometry > 2019 > 30 > 11 > 2250-2258

The identification at molecular level of organic materials in heritage objects as paintings requires in most cases the collection of micro-samples followed by micro-destructive analysis. In this study, we explore the possibility to characterize natural and synthetic resins used as paint varnishes by mean of non-invasive analysis of released volatile organic compounds (VOCs) through selected ion flow...

article

The evolution of the materials used in the yun technique for the decoration of Burmese objects: lacquer, binding media and pigments

Diego Tamburini, Verena Kotonski, Anna Lluveras-Tenorio, Maria Perla Colombini, more

Heritage Science > 2019 > 7 > 1 > 1-23

A series of Burmese lacquered objects decorated with the yun (incised) technique and belonging to the British Museum’s collection was analysed with the aim to investigate the decorative materials—lacquer, binding media, additives and pigments—used in the production of these objects, which span chronologically from the eighteenth century to the late twentieth century. As the manufacturing process is...

article

Synthetic materials in art: a new comprehensive approach for the characterization of multi-material artworks by analytical pyrolysis

Jacopo Nasa, Greta Biale, Francesca Sabatini, Ilaria Degano, more

Heritage Science > 2019 > 7 > 1 > 1-14

Modern art materials introduced since the end of XIX century include a large number of formulations of synthetic polymers and pigments, whose degradation processes and best preservation conditions are a major issue in heritage science. Analytical pyrolysis coupled with gas chromatography and mass spectrometry (Py-GC/MS) is widely used for the characterisation of polymeric materials and organic pigments,...

article

An interdisciplinary approach to a knowledge-based restoration: The dark alteration on Matera Cathedral (Italy)

Laura Rampazzi, Alessia Andreotti, Mario Bressan, Maria Perla Colombini, more

Applied Surface Science > 2018 > 458 > C > 529-539

An interdisciplinary analytical campaign was carried out on the exterior walls of the Santa Maria della Bruna and Sant’Eustachio Cathedral in Matera. Large areas of these walls have become darkened and the main objective was to evaluate the state of conservation of the stone material (a very porous, organogenic limestone called “Pietra di Matera”), and to suggest the best strategy for the current...

article

A pyrolysis approach for characterizing and assessing degradation of polyurethane foam in cultural heritage objects

Jacopo La Nasa, Greta Biale, Barbara Ferriani, Maria Perla Colombini, more

Journal of Analytical and Applied Pyrolysis > 2018 > 134 > C > 562-572

Specific analytical tools are needed to investigate the composition and degradation processes of the synthetic materials in the cultural heritage, and recent advancements in pyrolysis-based analytical techniques have great potential for the characterisation of synthetic polymers. We applied evolved gas analysis mass spectrometry (EGA-MS) and double shot pyrolysis coupled with chromatography and mass...

article

Recent Advances in Analytical Pyrolysis to Investigate Organic Materials in Heritage Science

Ilaria Degano, Francesca Modugno, Ilaria Bonaduce, Erika Ribechini, more

Angewandte Chemie International Edition > 57 > 25 > 7313 - 7323

The molecular characterization of organic materials in samples from artworks and historical objects traditionally entailed qualitative and quantitative analyses by HPLC and GC. Today innovative approaches based on analytical pyrolysis enable samples to be analysed without any chemical pre‐treatment. Pyrolysis, which is often considered as a screening technique, shows previously unexplored potential...

article

Anwendung der analytischen Pyrolyse zur Untersuchung organischer Materialien in Kulturgütern

Ilaria Degano, Francesca Modugno, Ilaria Bonaduce, Erika Ribechini, more

Angewandte Chemie > 130 > 25 > 7435 - 7446

Bei der molekulare Charakterisierung von organischen Materialien in Proben von Kunstwerken und historischen Objekten wird traditionell die qualitative und quantitative Analyse mittels HPLC und GC durchgeführt. Heutige Ansätze, basierend auf analytischer Pyrolyse, ermöglichen die Analyse von Proben ohne chemische Vorbehandlung. Die Pyrolyse, die bisher oft als Screening‐Methode angesehen wurde, birgt...

article

A critical evaluation of the degradation state of dry archaeological wood from Egypt by SEM, ATR-FTIR, wet chemical analysis and Py(HMDS)-GC-MS

Diego Tamburini, Jeannette Jacqueline Łucejko, Benedetto Pizzo, Mahmoud Youssif Mohammed, more

Polymer Degradation and Stability > 2017 > 146 > C > 140-154

An in-depth investigation was undertaken of the chemical changes to wood induced by degrading agents in dry burial environments. The degradation state of eleven wood samples from dry archaeological sites in Egypt was evaluated by combining the information obtained by scanning electron microscopy (SEM), wet chemical analysis (WCA), attenuated total reflectance Fourier transform infrared spectroscopy...

article

A multi-analytical approach using FTIR, GC/MS and Py-GC/MS revealed early evidence of embalming practices in Roman catacombs

Thibaut Devièse, Erika Ribechini, Dominique Castex, Barbara Stuart, more

Microchemical Journal > 2017 > 133 > C > 49-59

During the second-third century, cremation was progressively abandoned for inhumation in the Roman Empire and was accompanied by new funeral practices. Recent archaeological excavations in the catacombs of Saints Peter and Marcellinus in Rome revealed thousands of formerly undiscovered skeletons of individuals plastered and methodically stacked in previously unknown and inaccessible rooms. By setting...

article

Chemical characterisation of the whole plant cell wall of archaeological wood: an integrated approach

Luca Zoia, Diego Tamburini, Marco Orlandi, Jeannette Jacqueline Łucejko, more

Analytical and Bioanalytical Chemistry > 2017 > 409 > 17 > 4233-4245

Wood artefacts undergo complex alteration and degradation during ageing, and gaining information on the chemical composition of wood in archaeological artefacts is fundamental to plan conservation strategies. In this work, an integrated analytical approach based on innovative NMR spectroscopy procedures, gel permeation chromatography and analytical pyrolysis coupled with gas chromatography/mass spectrometry...

article

New insights into the degradation processes and influence of the conservation treatment in alum-treated wood from the Oseberg collection

Caitlin M.A. McQueen, Diego Tamburini, Jeannette Jacqueline Łucejko, Susan Braovac, more

Microchemical Journal > 2017 > 132 > C > 119-129

The Oseberg collection includes the most complete ensemble of wooden remains from the Viking Age. However, since many of the wooden objects were treated with alum in the early 1900s, they now suffer from dramatic conservation issues.A multi-analytical approach was adopted to investigate both the organic and the inorganic components of some selected wood fragments, with the aim of fully characterising...

article

The degradation of Burmese lacquer (thitsi) as observed in samples from two cultural artefacts

Diego Tamburini, Gennaro Pescitelli, Maria Perla Colombini, Ilaria Bonaduce

Journal of Analytical and Applied Pyrolysis > 2017 > 124 > C > 51-62

Two cultural artefacts produced in Southeast Asia were analysed by Py-GC–MS with in situ silylation using HMDS. The page of a Burmese book (Kammavaca manuscript) from the early 20^th century and a Cambodian wooden gilded sculpture representing a Buddha from the 16^th century were investigated for diagnostic purposes.Burmese lacquer (thitsi) and a drying oil were identified. Benzoic acid and alkylphenylketones...

article

The short-term degradation of cellulosic pulp in lake water and peat soil: A multi-analytical study from the micro to the molecular level

Diego Tamburini, Jeannette Jacqueline Łucejko, Magdalena Zborowska, Francesca Modugno, more

International Biodeterioration & Biodegradation > 2017 > 116 > C > 243-259

Cellulosic pulp was analysed after two and five years of natural ageing in two different burial environments - lake water and peat soil - in order to investigate the chemical and structural changes undergone by the material. This research is part of a monitoring program developed in the archaeological site of Biskupin, whose final aim is to estimate the best re-burial conditions for an in situ conservation...

article

An investigation into the curing of urushi and tung oil films by thermoanalytical and mass spectrometric techniques

Diego Tamburini, Dario Sardi, Alessio Spepi, Celia Duce, more

Polymer Degradation and Stability > 2016 > 134 > C > 251-264

Urushi is the oldest and most precious lacquer used since antiquity in East Asia. For artistic purposes, in order to obtain suitable rheological properties, the lacquer is usually mixed with a vegetable oil. In this work we investigated the curing process of urushi/tung oil mixtures in order to highlight the chemical interactions at the molecular level between the two materials.A multi-analytical...

article

Model study of modern oil-based paint media by triacylglycerol profiling in positive and negative ionization modes

Ilaria Degano, Jacopo La Nasa, Elisa Ghelardi, Francesca Modugno, more

Talanta > 2016 > 161 > C > 62-70

Lipid binders have traditionally been determined in paintings by using gas chromatography/mass spectrometry (GC/MS) to identify the characteristic profiles and ratios of fatty acids . However, the presence of mixtures in contemporary and modern oil paints makes the GC/MS determination of fatty acids insufficient to fully characterize the lipid binding media. In this study we prove that triacylglycerol...

article

Discovering “The Italian Flag” by Fernando Melani (1907–1985)

Serena Carlesi, Giovanni Bartolozzi, Costanza Cucci, Veronica Marchiafava, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2016 > 168 > C > 52-59

In the occasion of the celebrations for the 150th anniversary of the founding of Italy (1861–2011), it was decided to analyse the artwork “The Italian Flag” (La Bandiera Italiana) created by the artist Fernando Melani (Pistoia, 1907–1985), one of the precursors of the Poor Art artistic movement in Italy. This project is a follow-up to a previous study which was mainly focused on the pigments and dyes...

article

Combined pyrolysis-based techniques to evaluate the state of preservation of archaeological wood in the presence of consolidating agents

Diego Tamburini, Jeannette Jacqueline Łucejko, Francesca Modugno, Maria Perla Colombini

Journal of Analytical and Applied Pyrolysis > 2016 > 122 > C > 429-441

Chemically evaluating the state of preservation of archaeological wood in the presence of consolidating agents, such as polyethylene glycol (PEG), can be challenging. Interpreting the results obtained by the most commonly used single-shot pyrolysis method coupled with gas chromatography and mass spectrometry with in situ silylation (Py(HMDS)-GC/MS) is complicated, since both wood and PEG pyrolysis...

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GC/MS (18)
GC–MS (9)
ANALYTICAL PYROLYSIS (7)
FTIR (7)
GC-MS (7)
PY-GC/MS (7)
MASS SPECTROMETRY (6)
PIGMENTS (6)
ARCHAEOLOGICAL WOOD (5)
CONTEMPORARY ART (5)
DEGRADATION (5)
EGA-MS (5)
FT-IR (5)
GAS CHROMATOGRAPHY/MASS SPECTROMETRY (5)
HPLC (5)
LIGNIN (5)
POLYSACCHARIDES (5)
PY(HMDS)-GC/MS (5)
SEM (5)
XRD (5)
FATTY ACIDS (4)
PAINTINGS (4)
ATR-FTIR (3)
BEESWAX (3)
BINDERS (3)
CULTURAL HERITAGE (3)
DE-MS (3)
INK (3)
LIBS (3)
MICRO-RAMAN (3)
OXIDATION (3)
PIGMENT (3)
RAMAN (3)
RAMAN SPECTROSCOPY (3)
SUBERIN (3)
SYNTHETIC ORGANIC PIGMENTS (3)
ALKYD PAINTS (2)
ARCHAEOLOGICAL ADHESIVES (2)
AZURITE (2)
BLACK PIGMENTS (2)
CASEIN (2)
CONSERVATION (2)
CORE–SHELL STATIONARY PHASE (2)
DESALTING (2)
DSC (2)
DYES (2)
GAS CHROMATOGRAPHY-MASS SPECTROMETRY (2)
GC-MS ANALYSIS (2)
HERITAGE SCIENCE (2)
HIGH PERFORMANCE LIQUID CHROMATOGRAPHY-ELECTROSPRAY IONIZATION-QUADRUPOLE-TIME OF FLIGHT MASS SPECTROMETRY (2)
HPLC-DAD (2)
IN SITU SILYLATION (2)
INORGANIC MATERIALS (2)
LIPIDS (2)
MADDER (2)
MURAL PAINTING (2)
NATURAL AGEING (2)
NATURAL DYES (2)
ORGANIC MATERIALS (2)
PAINTING TECHNIQUE (2)
PROTEINACEOUS MATERIALS (2)
PURPLE (2)
PY/GC–MS (2)
PYROLYSIS (2)
PYROLYSIS-GAS CHROMATOGRAPHY/MASS SPECTROMETRY (2)
QUMRAN (2)
SEM-EDX (2)
SILYLATION (2)
SYNCHROTRON RADIATION (2)
TG (2)
THERMOGRAVIMETRIC ANALYSIS (2)
TRIGLYCERIDES (2)
VOCS (2)
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AGING (1)
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ALUM (1)
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AMBIENT IONISATION MASS SPECTROMETRY (1)
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Microchemical Journal (13)
Analytical and Bioanalytical Chemistry (10)
Journal of Analytical and Applied Pyrolysis (10)
Journal of Archaeological Science (6)
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Analytica Chimica Acta (4)
Talanta (4)
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International Biodeterioration & Biodegradation (3)
Journal of Thermal Analysis and Calorimetry (3)
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Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy (2)
Accounts of Chemical Research (1)
Angewandte Chemie (1)
Angewandte Chemie International Edition (1)
Applied Energy (1)
Applied Physics A (1)
Dyes and Pigments (1)
International Journal of Mass Spectrometry (1)
Journal of Applied Microbiology (1)
Journal of Chromatography B (1)
Journal of Raman Spectroscopy (1)
Microchimica Acta (1)
Rapid Communications in Mass Spectrometry (1)
Topics in Current Chemistry (1)
Trends in Analytical Chemistry (1)
Wood Science and Technology (1)
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Search results for: Maria Perla Colombini

Biodeterioration of carbographic ribbon: Isolation, identification of causal agents and forensic implications

A multi-analytical characterization of artists’ carbon-based black pigments

The analysis of the Saltzman Collection of Peruvian dyes by high performance liquid chromatography and ambient ionisation mass spectrometry

Validation Study of Selected Ion Flow Tube-Mass Spectrometry (SIFT-MS) in Heritage Science: Characterization of Natural and Synthetic Paint Varnishes by Portable Mass Spectrometry

The evolution of the materials used in the yun technique for the decoration of Burmese objects: lacquer, binding media and pigments

Synthetic materials in art: a new comprehensive approach for the characterization of multi-material artworks by analytical pyrolysis

An interdisciplinary approach to a knowledge-based restoration: The dark alteration on Matera Cathedral (Italy)

A pyrolysis approach for characterizing and assessing degradation of polyurethane foam in cultural heritage objects

Recent Advances in Analytical Pyrolysis to Investigate Organic Materials in Heritage Science

Anwendung der analytischen Pyrolyse zur Untersuchung organischer Materialien in Kulturgütern

A critical evaluation of the degradation state of dry archaeological wood from Egypt by SEM, ATR-FTIR, wet chemical analysis and Py(HMDS)-GC-MS

A multi-analytical approach using FTIR, GC/MS and Py-GC/MS revealed early evidence of embalming practices in Roman catacombs

Chemical characterisation of the whole plant cell wall of archaeological wood: an integrated approach

New insights into the degradation processes and influence of the conservation treatment in alum-treated wood from the Oseberg collection

The degradation of Burmese lacquer (thitsi) as observed in samples from two cultural artefacts

The short-term degradation of cellulosic pulp in lake water and peat soil: A multi-analytical study from the micro to the molecular level

An investigation into the curing of urushi and tung oil films by thermoanalytical and mass spectrometric techniques

Model study of modern oil-based paint media by triacylglycerol profiling in positive and negative ionization modes

Discovering “The Italian Flag” by Fernando Melani (1907–1985)

Combined pyrolysis-based techniques to evaluate the state of preservation of archaeological wood in the presence of consolidating agents

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