Výsledky vyhledávání - "Rafael B. Bernini"

Akademický článek

Application of X-ray Spectroscopic Techniques to Determine the Inorganic Composition and Sulfur Chemical Speciation of the Amazonian Plant Bixa orellana

Autor: Joselaine Cáceres Gonzalez, Grazieli Simões, Rafael B. Bernini, Lucia H. Coutinho, Cecilia Veronica Nunez, Cristiane S. Ferreira, Gerardo Gerson B. de Souza

Publikováno v: Applied Sciences, Vol 14, Iss 17, p 7827 (2024)

Bixa orellana is a plant that has a variety of uses, such as applications in the food and cosmetic industries, as well as culinary uses, and body painting for Indigenous people. Despite its versatility, few studies have explored its inorganic composi

Externí odkaz: https://doaj.org/article/b0f4eca3073941bf85363734f0fb47c4

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Are disulfide bonds resilient to double ionization? Insights from coincidence spectroscopy and

Autor: Lautaro R, Varas, Felipe, Fantuzzi, Lúcia Helena, Coutinho, Rafael B, Bernini, Marco Antonio Chaer, Nascimento, G G B, de Souza

Publikováno v: RSC advances. 10(58)

Disulfide bonds (-S-S-) are commonly present in biomolecules and have also been detected in astrophysical environments. In this work, the stability of the disulfide bond towards double ionization is investigated using quantum chemical calculations an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::049017beff53099a69985f3433983267
https://pubmed.ncbi.nlm.nih.gov/35515687

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A new environmental friendly clay catalyst for one-pot coiodination and epoxidation of alkenes

Autor: Karen S.M. Corrêa, Rafael B. Bernini, Marcio C.S. de Mattos, Mônica R.M.P. de Aguiar, Alcides W.S. Guarino

Publikováno v: Journal of the Brazilian Chemical Society v.18 n.8 2007
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 18, Issue: 8, Pages: 1509-1514, Published: 2007

The commercial Brazilian clay Bentonit Brasgel™ was characterized by chemical and textural analyses, XRD, and 27Al and 29Si MAS-NMR, that indicated the presence of alpha-quartz and smectite as clay-minerals. This natural clay proved to be an effici

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0e0066a8e8bfb2f7c7a3f13f32df7b18
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532007000800010

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