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Now showing items 31-33 of 33
The effect of low temperature on the Raman spectra of calcium-rich sulfates on Mars
(Cambridge University Press, 2023-07)
Raman spectra (532 nm diode laser) of gypsum, syngenite and görgeyite powders were studied from 273 to 83 K every −10 K. Although it was found that not all the Raman peaks are temperature-sensitive, the effect of temperature ...
Looking for Novel Natural Gels to Improve Cleaning Methods for Bronze Leachates on Marble
(MDPI, 2023-10-25)
Marble is one of the materials most susceptible to copper leaching, resulting in easily identifiable turquoise stains on the marble. This problem is particularly relevant when we are talking about marble structures of ...
Geographical distribution of metals and metalloids along the estuary of the Oka River in the biosphere reserve of Urdaibai, Spain
(Elsevier, 2024-02)
Sediments sampled at the estuary of the Oka River in the biosphere reserve of Urdaibai, Spain were analyzed for trace elements. Sediments were collected at 45 points of the estuary and the concentration of 14 elements was ...