Noninvasive and nondestructive NMR, Raman and XRF analysis of a Blaeu coloured map from the seventeenth century K Castro, S Pessanha, N Proietti, E Princi, D Capitani, ML Carvalho, ... Analytical and bioanalytical chemistry 391, 433-441, 2008 | 89 | 2008 |
Artificial aging paper to assess long-term effects of conservative treatment. Monitoring by infrared spectroscopy (ATR-FTIR), X-ray diffraction (XRD), and energy dispersive X … L Hajji, A Boukir, J Assouik, S Pessanha, JL Figueirinhas, ML Carvalho Microchemical Journal 124, 646-656, 2016 | 84 | 2016 |
Performance of three different Si X-ray detectors for portable XRF spectrometers in cultural heritage applications M Guerra, M Manso, S Longelin, S Pessanha, ML Carvalho Journal of Instrumentation 7 (10), C10004, 2012 | 78 | 2012 |
Comparison of matrix effects on portable and stationary XRF spectrometers for cultural heritage samples S Pessanha, A Guilherme, ML Carvalho Applied Physics A 97, 497-505, 2009 | 70 | 2009 |
Analysis of a coloured Dutch map from the eighteenth century: The need for a multi-analytical spectroscopic approach using portable instrumentation K Castro, N Proietti, E Princi, S Pessanha, ML Carvalho, S Vicini, ... Analytica chimica acta 623 (2), 187-194, 2008 | 59 | 2008 |
Application of spectroscopic techniques to the study of illuminated manuscripts: A survey S Pessanha, M Manso, ML Carvalho Spectrochimica Acta Part B: Atomic Spectroscopy 71, 54-61, 2012 | 58 | 2012 |
Quantitative determination on heavy metals in different stages of wine production by Total Reflection X-ray Fluorescence and Energy Dispersive X-ray Fluorescence: Comparison on … S Pessanha, ML Carvalho, M Becker, A von Bohlen Spectrochimica Acta Part B: Atomic Spectroscopy 65 (6), 504-507, 2010 | 53 | 2010 |
Artificial aging processes in modern papers: X-ray spectrometry studies M Manso, S Pessanha, ML Carvalho Spectrochimica Acta Part B: Atomic Spectroscopy 61 (8), 922-928, 2006 | 47 | 2006 |
Characterisation of foxing stains in eighteenth to nineteenth century drawings using non-destructive techniques M Manso, S Pessanha, F Figueira, S Valadas, A Guilherme, M Afonso, ... Analytical and bioanalytical chemistry 395, 2029-2036, 2009 | 41 | 2009 |
Determination of gold leaf thickness in a Renaissance illumination using a nondestructive approach S Pessanha, M Guerra, S Longelin, A Le Gac, M Manso, ML Carvalho X‐ray Spectrometry 43 (2), 79-82, 2014 | 32 | 2014 |
Theoretical and experimental study on the angular dependence of scattering processes in X‐ray fluorescence systems M Guerra, M Manso, S Pessanha, S Longelin, ML Carvalho X‐Ray Spectrometry 42 (5), 402-407, 2013 | 32 | 2013 |
Spectroscopic characterization of a masterpiece: The Manueline foral charter of Sintra M Manso, A Le Gac, S Longelin, S Pessanha, JC Frade, M Guerra, ... Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 105, 288-296, 2013 | 31 | 2013 |
Comparison of portable and stationary x‐ray fluorescence spectrometers in the study of ancient metallic artefacts A Guilherme, A Cavaco, S Pessanha, M Costa, ML Carvalho X‐Ray Spectrometry: An International Journal 37 (4), 444-449, 2008 | 30 | 2008 |
Micro energy dispersive X-ray fluorescence analysis of polychrome lead-glazed Portuguese faiences A Guilherme, S Pessanha, ML Carvalho, JMF Dos Santos, J Coroado Spectrochimica Acta Part B: Atomic Spectroscopy 65 (4), 328-333, 2010 | 29 | 2010 |
Assessment of toxic metals and hazardous substances in tattoo inks using Sy-XRF, AAS, and Raman spectroscopy M Manso, S Pessanha, M Guerra, U Reinholz, C Afonso, M Radtke, ... Biological Trace Element Research 187, 596-601, 2019 | 28 | 2019 |
Raman spectroscopy analysis of dental enamel treated with whitening product–Influence of saliva in the remineralization J Silveira, S Coutinho, D Marques, J Castro, A Mata, ML Carvalho, ... Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 198, 145-149, 2018 | 28 | 2018 |
Comparative study of elemental content in farmed and wild life Sea Bass and Gilthead Bream from four different sites by FAAS and EDXRF PJ Custódio, S Pessanha, C Pereira, ML Carvalho, ML Nunes Food chemistry 124 (1), 367-372, 2011 | 28 | 2011 |
Determination of gold leaf thickness using X-ray fluorescence spectrometry: accuracy comparison using analytical methodology and Monte Carlo simulations S Pessanha, I Queralt, ML Carvalho, JM Sampaio Applied Radiation and Isotopes 152, 6-10, 2019 | 24 | 2019 |
A novel portable energy dispersive X-ray fluorescence spectrometer with triaxial geometry S Pessanha, M Alves, JM Sampaio, JP Santos, ML Carvalho, M Guerra Journal of Instrumentation 12 (01), P01014, 2017 | 24 | 2017 |
Detection limits evaluation of a portable energy dispersive X‐ray fluorescence setup using different filter combinations S Pessanha, A Samouco, R Adão, ML Carvalho, JP Santos, P Amaro X‐Ray Spectrometry 46 (2), 102-106, 2017 | 23 | 2017 |