Web1 sept. 2024 · The Raman spectrum of sandarac has been already discussed by different authors [11], [13], [16].Raman spectra of all differently aged sandarac coat mock-ups SA-1, SA-2, SA-3, compared to the sandarac resin reference (new material), are presented in Fig. 1 a. The peaks at 1645, 1450, 1301, 1244, 1195, 974, 930, 747, 485, 243 cm −1 in the … Web18 oct. 2024 · This study presents a multianalytical approach for surface-enhanced infrared absorption spectroscopy (SEIRA) and tip-enhanced infrared nanospectroscopy …
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Web22 apr. 2009 · Complementary multianalytical approach to study the distinctive structural features of the main humic fractions in solution: gray humic acid, brown humic acid, and … Web只要一点想像和创造,再加上科学原理和小道具,小小魔法师就是你了! nu sweetheart\u0027s
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WebThe multianalytical approach is very useful for the development of our knowledge of pottery manufactured at Pompeii, confirming the attribution of the nine pottery specimens from the Tower 8/Porta di Nola middens to three different classes/wares characterized by compositionally distinct ceramic bodies. WebComplementary Multianalytical Approach To Study the Distinctive Structural Features of the Main Humic Fractions in Solution: Gray Humic Acid, Brown Humic Acid, and Fulvic … WebThe compositional and structural characterization of the constituent alloys of precious metal artefacts is the basis for understanding the technological processes used in the art of the ancient goldsmiths. This research presents a multi-analytical approach to the study of the technologies of ancient jewellery manufacturing through the use of non-traditional methods. nus well-being day 2022