Search Results - "Brennan, John G"

Intense Near-IR Emission from Nanoscale Lanthanoid Fluoride Clusters by Romanelli, Michael, Kumar, G. Ajith, Emge, Thomas J, Riman, Richard E, Brennan, John G

“…Fluoride clusters of lanthanoids can be prepared in organic solvents by metathetical reactions of Ln(SePh)3 with NH4F. The first products of these reactions,…”
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Covalent Bonding and the Trans Influence in Lanthanide Compounds by Krogh-Jespersen, Karsten, Romanelli, Michael D, Melman, Jonathan H, Emge, Thomas J, Brennan, John G

“…A pair of mer-octahedral lanthanide chalcogenolate coordination complexes [(THF)3Ln(EC6F5)3 (Ln = Er, E = Se; Ln = Yb, E = S)] have been isolated and…”
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Efficient NIR Emission from Nd, Er, and Tm Complexes with Fluorinated Selenolate Ligands by Wu, Wen, Zhang, Xin, Kornienko, Anna Y, Kumar, G. A, Yu, Dechao, Emge, Thomas J, Riman, Richard E, Brennan, John G

“…(DME)2Ln­(SeC6F5)3 (Ln = Nd, Er, Tm) can be isolated in high yield by reductive cleavage of the Se–Se bond in (SeC6F5)2 with elemental Ln in DME. All three Ln…”
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Thorium Cubanes–Synthesis, Solid-State and Solution Structures, Thermolysis, and Chalcogen Exchange Reactions by Ringgold, Marissa, Rehe, David, Hrobárik, Peter, Kornienko, Anna Y, Emge, Thomas J, Brennan, John G

“…Thorium cubanes (py)8Th4(μ3-E′)4(μ2-EPh)4(η-EPh)4 (E, E′ = S, Se) were prepared from ligand-based redox reactions of elemental E′ with Th­(EPh)4. Products with…”
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Thorium Compounds with Bonds to Sulfur or Selenium: Synthesis, Structure, and Thermolysis by Rehe, David, Kornienko, Anna Y, Emge, Thomas J, Brennan, John G

“…Thorium chalcogenolates Th­(ER)4 (E = S, Se; R = Ph, C6F5) form pyridine complexes with a variety of coordination numbers. Four compounds, (py)4Th­(SPh)4,…”
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Molecular Thorium Compounds with Dichalcogenide Ligands: Synthesis, Structure, 77 Se NMR Study, and Thermolysis by Wu, Wen, Rehe, David, Hrobárik, Peter, Kornienko, Anna Y, Emge, Thomas J, Brennan, John G

“…A series of dimeric thorium disulfides and diselenides have been prepared with sterically undemanding ancillary ligands. Five complexes, (py) Th I (μ -S ) ,…”
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Tetrametallic Thorium Compounds with Th4E4 (E = S, Se) Cubane Cores by Stuber, Matthew A, Kornienko, Anna Y, Emge, Thomas J, Brennan, John G

“…Tetrametallic thorium compounds with a Th4E4 core (E = S, Se) having a distorted cubane structure can be prepared by ligand-based reductions of elemental E…”
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Fluorinated Thiolates of Divalent and Trivalent Lanthanides. Ln−F Bonds and the Synthesis of LnF3 by Melman, Jonathan H, Emge, Thomas J, Brennan, John G

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Chalcogen-Rich Lanthanide Clusters:  Cluster Reactivity and the Influence of Ancillary Ligands on Structure by Kornienko, Anna Y, Emge, Thomas J, Brennan, John G

“…Ytterbium metal reacts with PhEEPh (E = S, Se, Te) and elemental Se in pyridine to give (pyridine)8Yb4(SeSe)2(Se)2(μ2-SPh)2(SPh)2,…”
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Tetrametallic Thorium Compounds with Th 4 E 4 (E = S, Se) Cubane Cores by Stuber, Matthew A, Kornienko, Anna Y, Emge, Thomas J, Brennan, John G

“…Tetrametallic thorium compounds with a Th E core (E = S, Se) having a distorted cubane structure can be prepared by ligand-based reductions of elemental E with…”
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Copper, indium, tin, and lead complexes with fluorinated selenolate ligands: precursors to MSex by Holligan, Kareem, Rogler, Patrick, Rehe, David, Pamula, Michael, Kornienko, Anna Y, Emge, Thomas J, Krogh-Jespersen, Karsten, Brennan, John G

“…Reductive cleavage of C6F5SeSeC6F5 with elemental M (M = Cu, In, Sn, Pb) in pyridine results in the formation of (py)4Cu2(SeC6F5)2, (py)2In(SeC6F5)3,…”
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Lanthanide Clusters with Azide Capping Ligands by Moore, Brian F, Emge, Thomas J, Brennan, John G

“…Weakly binding azide ligands have been used as surface caps in the synthesis of lanthanide oxo and selenido clusters. Addition of NaN3 and Na2O to in situ…”
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Copper, Indium, Tin, and Lead Complexes with Fluorinated Selenolate Ligands: Precursors to MSe x by Holligan, Kareem, Rogler, Patrick, Rehe, David, Pamula, Michael, Kornienko, Anna Y, Emge, Thomas J, Krogh-Jespersen, Karsten, Brennan, John G

“…Reductive cleavage of C6F5SeSeC6F5 with elemental M (M = Cu, In, Sn, Pb) in pyridine results in the formation of (py)4Cu2­(SeC6F5)2, (py)2In­(SeC6F5)3,…”
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Lanthanide Compounds with Fluorinated Aryloxide Ligands: Near-Infrared Emission from Nd, Tm, and Er by Norton, Kieran, Kumar, G. A, Dilks, Jennifer L, Emge, Thomas J, Riman, Richard E, Brik, Mikhail G, Brennan, John G

“…Ln(OC6F5)3 form stable, isolable compounds with 1,2-dimethoxyethane (DME). Monomeric (DME)2Ln(OC6F5)3 (Ln = Nd, Er, Tm) adopt seven coordinate structures with…”
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Lanthanide Compounds with Fluorinated OC6F5 Ligands:  Homo- and Heterovalent Complexes of Eu(II) and Eu(III) by Norton, Kieran, Emge, Thomas J, Brennan, John G

“…The fluorinated phenoxide OC6F5 forms the stable Eu(II) and Eu(III) derivatives (DME)2Eu(μ-OC6F5)3Eu(μ-OC6F5)3Eu(DME)2 and (DME)2Eu(OC6F5)3, as well as the…”
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Heterometallic Ln/Hg Tellurido Clusters by Banerjee, Santanu, Sheckelton, John, Emge, Thomas J, Brennan, John G

“…“Ln(TePh)3” (Ln = Er, Tm, Lu), prepared in situ by the reduction of PhTeTePh with elemental Ln in the presence of Hg catalyst, reacts with elemental Te to give…”
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Zinc, Cadmium, and Mercury Complexes with Fluorinated Selenolate Ligands by Emge, Thomas J, Romanelli, Michael D, Moore, Brian F, Brennan, John G

“…Reductive cleavage of C6F5SeSeC6F5 with elemental M (M = Zn, Cd, and Hg) in pyridine results in the formation of (py)2Zn(SeC6F5)2, (py)2Cd(SeC6F5)2, and…”
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Lanthanide Clusters with Internal Ln Ions:  Highly Emissive Molecules with Solid-State Cores by Kornienko, Anna, Emge, Thomas J, Kumar, G. Ajith, Riman, Richard E, Brennan, John G

“…“Er(SePh)2.5I0.5” reacts with elemental S to give (THF)10Er6S6I6, a double cubane cluster with one face of the Er4S4 cube capped by an additional Er2S2…”
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Highly NIR-Emissive Lanthanide Polyselenides by Kornienko, Anna, Moore, Brian F, Kumar, G. Ajith, Tan, Mei-Chee, Riman, Richard E, Brik, Mikhail G, Emge, Thomas J, Brennan, John G

“…Ln(SePh)3 (Ln = Ce, Pr, Nd), prepared by reduction of PhSeSePh with elemental Ln and Hg catalyst, reacts with excess elemental Se to give (py)11Ln7Se21HgSePh,…”
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Thiolate-Bound Thulium Compounds: Synthesis, Structure, and NIR Emission by Banerjee, Santanu, Kumar, G. Ajith, Emge, Thomas J, Riman, Richard E, Brennan, John G

“…Molecular (DME)2Tm(SC6F5)3 and tetrametallic (DME)4(μ2-SPh)8Tm4(SPh)4 have been isolated in high yield and characterized by conventional methods. The…”
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