Panagiotis Siozos
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View article: Tactile 3D-printed media interaction with the color surface features of paintings. The case of the Scream (1910?) painting
Tactile 3D-printed media interaction with the color surface features of paintings. The case of the Scream (1910?) painting Open
Due to their fragility and uniqueness, valuable works of art are largely unavailable for direct interaction with the public. They are usually displayed in conditions that restrict access, which inevitably limits the visitor experience, par…
View article: Light source classification and colour change modelling for understanding and predicting pigments discolouration
Light source classification and colour change modelling for understanding and predicting pigments discolouration Open
In this study, we introduce a simple but effective model, combined with a classification system for light sources based on their spectral profile approximated by the relative power distribution in the red, green and blue regions, which suc…
View article: Correlation of Plasma Temperature in Laser-Induced Breakdown Spectroscopy with the Hydrophobic Properties of Silicone Rubber Insulators
Correlation of Plasma Temperature in Laser-Induced Breakdown Spectroscopy with the Hydrophobic Properties of Silicone Rubber Insulators Open
In this study, we have investigated the relationship between the plasma temperature in remote laser-induced breakdown spectroscopy (LIBS) experiments and the hydrophobic properties of silicone rubber insulators (SIRs). Contact angle and LI…
View article: Applying laser induced breakdown spectroscopy (LIBS) and elemental imaging on marine shells for archaeological and environmental research
Applying laser induced breakdown spectroscopy (LIBS) and elemental imaging on marine shells for archaeological and environmental research Open
Using LIBS for the analysis of archaeological and geological marine mollusc shells is a growing research area that relies on customised instrumentation and specific workflows that can accommodate the variety and precision of the required s…
View article: Remote Operation of an Open-Path, Laser-Based Instrument for Atmospheric CO2 and CH4 Monitoring
Remote Operation of an Open-Path, Laser-Based Instrument for Atmospheric CO2 and CH4 Monitoring Open
The technical specifications and the evaluation of the remote operation of the open-path, tunable diode laser absorption spectroscopic (TDLAS) instrument are presented. The instrument is equipped with two low optical power diode lasers in …
View article: Uv Femtosecond Single Pulse and Collinear Double Pulse Laser-Induced Breakdown Spectroscopy (Libs) for Depth-Resolved Characterization of Nano-Scaled Films
Uv Femtosecond Single Pulse and Collinear Double Pulse Laser-Induced Breakdown Spectroscopy (Libs) for Depth-Resolved Characterization of Nano-Scaled Films Open
View article: Development of a methodology for the characterisation and assessment of biodeteriogens on archaeological surfaces by use of a portable LED-induced fluorescence instrument
Development of a methodology for the characterisation and assessment of biodeteriogens on archaeological surfaces by use of a portable LED-induced fluorescence instrument Open
The present study focuses on the development of a fast, non-invasive methodology, appropriate for the detection and characterization of biodeterioration present on the surface of archaeological/historical stone objects and monuments, by ex…
View article: Autonomous Differential Absorption Laser Device for Remote Sensing of Atmospheric Greenhouse Gases
Autonomous Differential Absorption Laser Device for Remote Sensing of Atmospheric Greenhouse Gases Open
A ground-based, integrated path, differential absorption (IPDA) light detection device capable of measuring multiple greenhouse gas (GHG) species in the atmosphere is presented. The device was developed to monitor greenhouse gas concentrat…
View article: Environmental influences on historical monuments: a multi-analytical characterization of degradation materials
Environmental influences on historical monuments: a multi-analytical characterization of degradation materials Open
<div> <p>The Minoan Palace of Knossos and the Venetian coastal fortress “Rocca a mare” (Koules), located in Heraklion, Crete, Greece, are two important monuments for the history of mankind particularly vulne…
View article: Non-invasive photoacoustic detection of hidden underdrawings in paintings using air-coupled transducers
Non-invasive photoacoustic detection of hidden underdrawings in paintings using air-coupled transducers Open
We demonstrate the application of a fully non-contact and non-invasive photoacoustic (PA) imaging system integrating a high sensitivity spherically focused air-coupled ultrasonic transducer, for the uncovering of hidden underdrawings in pa…
View article: LIBS Mapping of Mg/Ca ratios in marine mollusc shells v2
LIBS Mapping of Mg/Ca ratios in marine mollusc shells v2 Open
Elemental analysis of biogeochemical archives is an established technique used to study climate in a range of applications, including ocean circulation, glacial/interglacial climates, and anthropogenic climate change. Data from mollusc arc…
View article: LIBS Mapping of Mg/Ca ratios in marine mollusc shells v1
LIBS Mapping of Mg/Ca ratios in marine mollusc shells v1 Open
Elemental analysis of biogeochemical archives is an established technique used to study climate in a range of applications, including ocean circulation, glacial/interglacial climates, and anthropogenic climate change. Data from mollusc arc…
View article: Extensive elemental mapping unlocks Mg/Ca ratios as climate proxy in seasonal records of Mediterranean limpets
Extensive elemental mapping unlocks Mg/Ca ratios as climate proxy in seasonal records of Mediterranean limpets Open
View article: Uncovering the hidden content of layered documents by means of photoacoustic imaging
Uncovering the hidden content of layered documents by means of photoacoustic imaging Open
We introduce a novel diagnostic approach for the uncovering of hidden content in layered documents, based on a photoacoustic imaging set‐up with optimised acoustic detection parameters. By exploiting the laser‐induced ultrasound following …
View article: Portable laser-induced breakdown spectroscopy/diffuse reflectance hybrid spectrometer for analysis of inorganic pigments
Portable laser-induced breakdown spectroscopy/diffuse reflectance hybrid spectrometer for analysis of inorganic pigments Open
View article: Report on Standardization (draft)
Report on Standardization (draft) Open
The present report reflects the second stage of the definition of the Standardisation Survival Kit (SSK) within Work Package 4 of the PARTHENOS project. On the basis of the various user scenarios presented in Deliverable 4.1, where each st…
View article: Photoacoustic imaging reveals hidden underdrawings in paintings
Photoacoustic imaging reveals hidden underdrawings in paintings Open
A novel, non-invasive, imaging methodology, based on the photoacoustic effect, is introduced in the context of artwork diagnostics with emphasis on the uncovering of hidden features such as underdrawings or original sketch lines in paintin…
View article: Towards the understanding of the two wavelength laser cleaning in avoiding yellowing on stonework: a micro-Raman and LIBS study
Towards the understanding of the two wavelength laser cleaning in avoiding yellowing on stonework: a micro-Raman and LIBS study Open
The synchronous use of Infrared (IR at 1064nm) and Ultraviolet (UV at 355nm) wavelengths of a Q-Switched Nd:YAG laser has been shown to efficiently confront the issue of discoloration, which may be observed upon laser ablation of environme…
View article: Characterization of organic photovoltaic devices using femtosecond laser induced breakdown spectroscopy
Characterization of organic photovoltaic devices using femtosecond laser induced breakdown spectroscopy Open
The potential of laser induced breakdown spectroscopy (LIBS) as a non-contact probe, for characterizing organic photovoltaic devices during selective laser scribing, was investigated. Samples from organic solar cells were studied, which co…
View article: A multi-technique approach, based on mobile/portable laser instruments, for the in situ pigment characterization of stone sculptures on the island of Crete dating from Venetian and Ottoman period
A multi-technique approach, based on mobile/portable laser instruments, for the in situ pigment characterization of stone sculptures on the island of Crete dating from Venetian and Ottoman period Open
A versatile analytical methodology is presented, that combines the application of two mobile laser-based analytical techniques, Raman microscopy and laser-induced breakdown spectroscopy (LIBS), for the analysis of materials in historical a…