Paper
14 March 2003 Lithotypes characterization with a fluorescence lidar imaging system using a multi-wavelength excitation source
Luca Pantani, Giovanna Cecchi, David Lognoli, Iacopo Mochi, Valentina Raimondi, Daniele Tirelli, Massimo Trambusti, Giancarlo Valmori, Petter K. A. Weibring, Hans Edner, Thomas Johansson, Sune Svanberg
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Abstract
This paper illustrates the results of an experiment carried out using a fluorescence imaging lidar system with an Optical Parametric Oscillator (OPO) system as the excitation source. Fluorescence spectra of various samples of limestones, sandstones and mortars typically used in the building of historical monuments were investigated exciting at five different wavelengths in the UV region. The spectra were analyzed to produce thematic maps by using multivariate analysis. Besides giving the possibility to identify the optimal excitation wavelength for each specific lithotype or material, the experiment offers prospects for an improved method for the characterization of different materials based on a combined multivariate analysis of fluorescence spectra obtained at different excitation wavelengths.
© (2003) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Luca Pantani, Giovanna Cecchi, David Lognoli, Iacopo Mochi, Valentina Raimondi, Daniele Tirelli, Massimo Trambusti, Giancarlo Valmori, Petter K. A. Weibring, Hans Edner, Thomas Johansson, and Sune Svanberg "Lithotypes characterization with a fluorescence lidar imaging system using a multi-wavelength excitation source", Proc. SPIE 4886, Remote Sensing for Environmental Monitoring, GIS Applications, and Geology II, (14 March 2003); https://doi.org/10.1117/12.463409
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Cited by 4 scholarly publications.
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KEYWORDS
Luminescence

LIDAR

Imaging systems

Optical parametric oscillators

Principal component analysis

Statistical analysis

Laser induced fluorescence

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