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  1. 261
    “…The title dinuclear compound, [Tb(2)(C(7)H(5)O(3))(6)(H(2)O)(6)]·10H(2)O, lies on a center of inversion and the two Tb(III) atoms are bridged by two 4-hydroxy­benzoate anions; each metal atom is further coordinated by one monodentate anion and chelated by the third anion. …”
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    Bis(μ-4-hydroxy­benzoato-κ(2) O:O′)bis­[triaqua­bis(4-hydroxy­benzoato)-κO;κ(2) O,O′-terbium(III)] deca­hydrate
  2. 262
    “…The title complex, [Cu{μ(3)-O(2)CC(6)H(3)(NO(2))(2)-3,5}(μ-OH)](n), features zigzag chains in which successive pairs of Cu(II) atoms are connected by OH bridges and bidentate carboxyl­ate ligands, leading to six-membered Cu(O)(OCO)Cu rings. …”
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    Poly[(μ(3)-3,5-di­nitro­benzoato-κ(3) O (1):O (1′):O (3))(μ(2)-hydroxido-κ(2) O:O)copper(II)]
  3. 263
    “…In this study, the effects of uncoated, Fe(m)O(n)-SiO(2) composite flake-like, and SiO(2)-Fe(m)O(n) core-shell IONPs on cell viability, function, and morphology were tested 48 h postincubation in human umbilical vein endothelial cell culture. …”
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    In vitro toxicity of Fe(m)O(n), Fe(m)O(n)-SiO(2) composite, and SiO(2)-Fe(m)O(n) core-shell magnetic nanoparticles
  4. 264
    “…[Image: see text] Two compositions of mixed oxygen carriers (OCs), N1F1A1 (mole ratio of NiO to Fe(2)O(3) is 1:1) and N1F2 (mole ratio of NiO to Fe(2)O(3) is 1:2), were fabricated by mechanical mixing, and the effects of CeO(2) and MgO additives on the oxygen-transfer capacity (OTC) and crystal structure were analyzed. …”
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    Effect of the Addition of CeO(2) or MgO on the Oxygen Carrier Capacity and Rate of Redox Reactions of NiO/Fe(2)O(3)/Al(2)O(3) Oxygen Carriers
  5. 265
    “…A green way is introduced to biosynthesis of ZnO@TiO(2)@SiO(2) and Fe(3)O(4)@SiO(2) nanocomposites using the bioactive potential of Lecanora muralis (LM) lichen. …”
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    Greener pathway toward the synthesis of lichen‐based ZnO@TiO(2)@SiO(2) and Fe(3)O(4)@SiO(2) nanocomposites and investigation of their biological activities
  6. 266
    “…Gd and Yb elements have high chemical stability, which can stabilize the solid solution in ZrO(2). Gd(2)O(3) and Yb(2)O(3) have high melting points, and good oxidation resistance in extreme environments, stable chemical properties. …”
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    Effect of Gd(2)O(3) Addition on the Microstructure and Properties of Gd(2)O(3)-Yb(2)O(3)-Y(2)O(3)-ZrO(2) (GYYZO) Ceramics
  7. 267
    “…In the title heteronuclear complex, [CuTb(C(19)H(20)N(2)O(4))(NO(3))(3)(CH(3)COCH(3))], the Cu(II) ion is five-coordinated by two O and two N atoms from the 6,6′-dimeth­oxy-2,2′-[propane-1,2-diylbis(nitrilo­methyl­idyne)]diphenolate ligand (L) and an O atom from the acetone mol­ecule in a square-pyramidal geometry. …”
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    (Acetone-2κO){μ-6,6′-dimeth­oxy-2,2′-[propane-1,2-diylbis(nitrilo­methyl­idyne)]diphenolato-κ(8)1:2O (6),O (1),O (1′),O (6′):O (1),N,N′,O (1′)}tris(nitrato-1κ(2) O,O′)copper(II)terbium(III)
  8. 268
    “…In the title heteronuclear complex, [CuSm(C(19)H(20)N(2)O(4))(NO(3))(3)(CH(3)COCH(3))], the Cu(II) ion is five-coordinated by two O and two N atoms from the 6,6′-dimeth­oxy-2,2′-[propane-1,2-diylbis(nitrilo­methyl­idyne)]diphenolate ligand (L) and by an O atom from the acetone mol­ecule in a square-pyramidal geometry. …”
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    (Acetone-2κO){μ-6,6′-dimeth­oxy-2,2′-[propane-1,2-diylbis(nitrilo­methyl­idyne)]diphenolato-κ(8)1:2O (6),O (1),O (1′),O (6′):O (1),N,N′,O (1′)}tris­(nitrato-1κ(2) O,O′)copper(II)samarium(III)
  9. 269
    “…In the binuclear title complex, [Dy(2)(C(7)H(3)N(2)O(6))(6)(C(12)H(8)N(2))(2)], the Dy(III) ions exhibit a distorted monocapped square-anti­prismatic geometry and are coordinated by seven O atoms of four 3,5-dinitrobenzoate (DNBA) anions and two N atoms of a phenanthroline ligand. …”
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    Bis(μ-3,5-dinitro­benzoato-κ(2) O (1):O (1′))bis­(μ-3,5-dinitro­benzoato)-κ(3) O (1),O (1′):O (1);κ(3) O (1):O (1),O (1′)-bis­[(3,5-dinitro­benzoato-κ(2) O (1),O (1′))(1,10-phenanthroline-κ(2) N,N)dysprosium(III)]
  10. 270
    “…The average Dy—O bond distance is 2.40 Å, some 0.1Å longer than the corresponding Ho—O distance in the isotypic holmium complex. …”
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    Poly[(6-carboxy­picolinato-κ(3) O (2),N,O (6))(μ(3)-pyridine-2,6-dicarboxyl­ato-κ(5) O (2),N,O (6):O (2′):O (6′))dysprosium(III)]
  11. 271
    “…A three-dimensional network is accomplished through O—H⋯O hydrogen bonds between the anionic layers. …”
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    Poly[4-(dimethyl­amino)pyridinium [(μ(6)-5-carboxy­benzene-1,2,4-tricarboxy­ato-κ(6) O (1):O (1′):O (2):O (4):O (4′):O (5))diargentate(I)]]
  12. 272
    “…A glass melt with the composition 24Bi(2)O(3)/40TiO(2)/10SiO(2)/10Nd(2)O(3)/16 Al(2)O(3) was prepared and rapidly quenched between two copper blocks (sample A). …”
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    Growing Oriented Layers of Bi(4)Ti(3)O(12) in Bi(2)O(3)/TiO(2)/SiO(2)/Nd(2)O(3)/Al(2)O(3) Glass-Ceramics by Melt Quenching
  13. 273
    “…Results depict the crystallization sequence as Ca(3)Al(2)O(6) and CaSiO(4) followed by LiAlO(2) with the final compound formation of Ca(3)B(2)O(6). …”
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    Unveiling Non-isothermal Crystallization of CaO–Al(2)O(3)–B(2)O(3)–Na(2)O–Li(2)O–SiO(2) Glass via In Situ X-ray Scattering and Raman Spectroscopy
  14. 274
    “…In the one-dimensional coordination polymer, parallel chains are inter­linked with the aid of C—H⋯O hydrogen bonds. [Image: see text]…”
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    catena-Poly[barium(II)-μ(2)-(dimethyl sulfoxide)-κ(2) O:O-bis­(μ(2)-2,4,6-tri­nitro­phenolato-κ(4) O (2),O (1):O (1),O (6))]
  15. 275
    “…Both of the cobalt(II) cations exhibit an octa­hedral coordination environment from the four carboxyl O atoms of the tdc(2−) anions in a μ (4)-κ (1):κ (1):κ (1):κ (1) fashion and two O atoms from DMF. …”
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    Poly[bis­(μ(2)-N,N-di­methyl­formamide-κ(2) O:O)bis­(μ(4)-thio­phene-2,5-di­carboxyl­ato-κ(4) O:O′:O′′:O′′′)dicobalt(II)]
  16. 276
    “…The title cocrystal, [Cu(2)(C(2)O(4))(NO(3))(2)(C(7)H(9)N(3))(2)(H(2)O)(2)][Cu(2)(C(2)O(4))(NO(3))(2)(C(7)H(9)N(3))(2)(CH(4)O)(2)], is a 1:1 cocrystal of two centrosymmetric Cu(II) complexes with oxalate dianions and Schiff base ligands. …”
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    The cocrystal μ-oxalato-κ(4) O (1),O (2):O (1′),O (2′)-bis­(aqua­(nitrato-κO){[1-(2-pyridyl-κN)eth­ylidene]hydrazine-κN}copper(II)) μ-oxalato-κ(4) O (1),O (2):O (1′),O (2′)-bis­((methanol-κO)(nitrato-κO){[1-(2-pyridyl-κN)eth­ylidene]hydrazine-κN}copper(II)) (1/1)
  17. 277
    “…Lógica muy útil (o utilísima)…”
    Libro
    Perulitis logica o Lógica muy útil (o utilísima)
  18. 278
    por Leal, Paulo Roberto Figueira
    Publicado 2005
    Libro
    O PT e o dilema da representação política : os deputados federais são representantes de quem?
  19. 279
    Publicado 2008
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    Saiba mais-O que é o Big Bang?
  20. 280
    Publicado 2008
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    Saiba mais-O que é o Big Bang?
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