Výsledky vyhledávání - "Samira G, Reis"

Magnetic Cationic Copper(II) Chains and a Mononuclear Cobalt(II) Complex Containing [Ln(hfac)4]− Blocks as Counterions

Autor: Miguel A. Novak, Fernando de C. da Silva, Maria G. F. Vaz, Mateus S. de Souza, Guilherme P. Guedes, Federico Totti, Samira G. Reis, Matteo Briganti, Danilo Stinghen, Carolina S. Bortolot, Vitor F. Ferreira, Rafael A. Allão Cassaro, Stéphane Soriano

Publikováno v: Inorganic Chemistry. 58:1976-1987

Four new heterospin compounds with molecular formula {[Cu2(hfac)3(TlTrzNIT)2][Ln(hfac)4]}n·C7H16 (LnIII = Gd (1), Tb (2), or Dy (3)) and [Co(hfac)(TlTrzNIT)2][Dy(hfac)4] (4), where hfac is hexafluoroacetylacetonato and TlTrzNIT is the nitronylnitrox

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::65f7d699c7c9f9bfa14372772a7ad474
https://doi.org/10.1021/acs.inorgchem.8b02929

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Novel P,P-diphenylphosphinic amide-TEMPO radicals family: Synthesis, crystal structures, spectroscopic characterization, magnetic properties and DFT calculations

Autor: Samira G. Reis, Fernando López-Ortiz, Yolanda Navarro, Sergiu Calancea, Guilherme P. Guedes, Maria G. F. Vaz, Glaucio B. Ferreiraa, Rafael A. Allão Cassaro, Miguel A. del Águila-Sánchez

Publikováno v: Polyhedron. 144:166-175

A new family of three P,P-diphenylphosphinic amide-TEMPO radicals with general formula (C6H5)2P(X)-NH-TEMPO, X = O (1), S (2) and Se (3) were obtained by reaction of chlorodiphenylphosphine with 4-amino-2,2,6,6-tetramethylpiperidine-1-oxyl radical (N

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::204b3d1b3675545d5269b891bddd964b
https://doi.org/10.1016/j.poly.2018.01.011

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Lanthanide chains containing the naphthalenyl nitronyl nitroxide radical

Autor: Maria G. F. Vaz, Charlie V. Sarmiento, Thamyres A. Araujo, Samira G. Reis, Miguel A. Novak, Mateus S. de Souza, Rafael A. Allão Cassaro

Publikováno v: RSC advances. 9(52)

In this contribution we report the synthesis, structure and magnetic properties of a family of lanthanide-based one dimensional compounds [Ln(hfac)3(NaphNN)]n, where LnIII = Gd (1), Dy(2), Tb(3) and NaphNN is the nitronyl nitroxide (NN) radical 2-(1�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5ee435c99822a2db0ae47a1dcb3b519c
https://pubmed.ncbi.nlm.nih.gov/35530225

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A new family of multinuclear mixed-ligand copper(II) clusters: Crystal structures, magnetic properties and catecholase-like activity

Autor: Rafael A. Allão Cassaro, Felipe S. Semaan, Sergiu Calancea, Maria G. F. Vaz, Guilherme P. Guedes, Fernando López-Ortiz, Samira G. Reis

Publikováno v: Inorganica Chimica Acta. 453:104-114

In this work we report a family of mixed-ligand copper(II) clusters obtained with different nuclearities: [Cu3(μ-OH)(μ-dppi)3(μ-hfac)3] (1), [Cu4(μ-dppi)4(Hdppi)2(hfac)4] (2), [Cu5(μ-O)2(μ-dppi)(μ-Hdppi)2(μ-hfac)3(hfac)2] (3) and [Cu6(μ-O)2(

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ab21424a94ee077ded30fa9d66775946
https://doi.org/10.1016/j.ica.2016.07.057

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Synthesis, crystal structures and magnetic behaviour of four coordination compounds constructed with a phosphinic amide-TEMPO radical and [M(hfac)2] (M = CuII, CoIIand MnII)

Autor: Samira G. Reis, Nivaldo L. Speziali, Guilherme P. Guedes, Maria G. F. Vaz, Miguel A. del Águila-Sánchez, Miguel A. Novak, Fernando López-Ortiz, Glaucio B. Ferreira

Publikováno v: Dalton Trans.. 43:14889-14901

In the present work we describe the synthesis, crystal structures and magnetic properties of four coordination compounds obtained by assembling a new phosphinic amide containing the TEMPO moiety, 1-piperidinyloxy-4-[(diphenylphosphinyl)amino]-2,2,6,6

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::24058832f93cf131f45dc19bec2e59a9
https://doi.org/10.1039/c4dt01444h

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Binuclear Lanthanide-Radical Complexes Featuring Two Centers with Different Magnetic and Luminescence Properties

Autor: Miguel A. Novak, Sergiu Calancea, Maria G. F. Vaz, Marius Andruh, Matteo Briganti, Guilherme P. Guedes, Carmen Tiseanu, Federico Totti, Fernando López-Ortiz, Miguel A. del Águila-Sánchez, Samira G. Reis, Stéphane Soriano

Publikováno v: Inorganic chemistry. 55(22)

Binuclear complexes with general formula [Ln2(hfac)6(H2O)2(dppnTEMPO)] (LnIII = Gd, Tb, and Dy) have been obtained using the paramagnetic ligand 1-piperidinyl-4-[(diphenylphosphinyl)amino]-2,2,6,6-tetramethyl (dppnTEMPO) as a bridge. One of the lanth

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2c942bc591285caec4e33b2cfbc9c118
https://pubmed.ncbi.nlm.nih.gov/27809490

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A single-chain magnet with a very high blocking temperature and a strong coercive field

Autor: Thamyres S. Araujo, Maria G. F. Vaz, Samira G. Reis, Rafael A. Allão Cassaro, Paul M. Lahti, Miguel A. Novak

Publikováno v: Inorganic chemistry. 54(19)

Two isostructural 1D complexes, [M(hfac)2NaphNN]n [M = Mn(II) (1) or Co(II) (2); NaphNN = 1-naphthyl nitronylnitroxide], were synthesized and exhibit very strong antiferromagnetic metal-radical exchange coupling. Compound 2 shows slow magnetic relaxa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::78066b4619b58c983924b352d4612176
https://pubmed.ncbi.nlm.nih.gov/26366631

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Synthesis and antibacterial activity of aromatic and heteroaromatic amino alcohols

Autor: Camila G, de Almeida, Samira G, Reis, Angelina M, de Almeida, Claudio G, Diniz, Vânia L, da Silva, Mireille, Le Hyaric

Publikováno v: Chemical biologydrug design. 78(5)

Two series of aromatic and heteroaromatic amino alcohols were synthesized from alcohols and aldehydes and evaluated for their antibacterial activities. All the octylated compounds displayed a better activity against the four bacteria tested when eval

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::c9aaf3059d3a76e469378348de0219ea
https://pubmed.ncbi.nlm.nih.gov/21883957

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