Search Results - "MacDonald, Matthew R"

Completing the Series of +2 Ions for the Lanthanide Elements: Synthesis of Molecular Complexes of Pr2+, Gd2+, Tb2+, and Lu2 by MacDonald, Matthew R, Bates, Jefferson E, Ziller, Joseph W, Furche, Filipp, Evans, William J

“…The first examples of crystallographically characterizable complexes of Tb2+, Pr2+, Gd2+, and Lu2+ have been isolated, which demonstrate that Ln2+ ions are…”
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Identification of the +2 Oxidation State for Uranium in a Crystalline Molecular Complex, [K(2.2.2-Cryptand)][(C5H4SiMe3)3U] by MacDonald, Matthew R., Fieser, Megan E., Bates, Jefferson E., Ziller, Joseph W., Furche, Filipp, Evans, William J.

“…Flash reduction of Cp′3U (Cp′ = C5H4SiMe3) in a column of potassium graphite in the presence of 2.2.2-cryptand generates crystalline…”
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Synthesis of a Crystalline Molecular Complex of Y2+, [(18-crown-6)K][(C5H4SiMe3)3Y] by MacDonald, Matthew R, Ziller, Joseph W, Evans, William J

“…The La2+ complex [K(18-crown-6)(OEt2)][Cp″3La] (1) [Cp″ = C5H3(SiMe3)2-1,3], can be synthesized under N2, but in the presence of KC5Me5, 1 reduces N2 to the…”
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Ferroelectric Polarization-Switching Dynamics and Wake-Up Effect in Si-Doped HfO2 by Lee, Tae Yoon, Lee, Kyoungjun, Lim, Hong Heon, Song, Myeong Seop, Yang, Sang Mo, Yoo, Hyang Keun, Suh, Dong Ik, Zhu, Zhongwei, Yoon, Alexander, MacDonald, Matthew R, Lei, Xinjian, Jeong, Hu Young, Lee, Donghoon, Park, Kunwoo, Park, Jungwon, Chae, Seung Chul

“…The ferroelectricity in ultrathin HfO2 offers a viable alternative to ferroelectric memory. A reliable switching behavior is required for commercial…”
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Expanding Rare-Earth Oxidation State Chemistry to Molecular Complexes of Holmium(II) and Erbium(II) by MacDonald, Matthew R, Bates, Jefferson E, Fieser, Megan E, Ziller, Joseph W, Furche, Filipp, Evans, William J

“…The first molecular complexes of holmium and erbium in the +2 oxidation state have been generated by reducing Cp′3Ln [Cp′ = C5H4SiMe3; Ln = Ho (1), Er (2)]…”
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Coordination and Reductive Chemistry of Tetraphenylborate Complexes of Trivalent Rare Earth Metallocene Cations, [(C5Me5)2Ln][(μ-Ph)2BPh2] by MacDonald, Matthew R, Ziller, Joseph W, Evans, William J

“…The reactivity of the tetraphenylborate salts of the rare earth metallocene cations [(C5Me5)2Ln][(μ-Ph)2BPh2] (Ln = Y, 1; Sm, 2) has been investigated with…”
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Ferroelectric Polarization-Switching Dynamics and Wake-Up Effect in Si-Doped HfO 2 by Lee, Tae Yoon, Lee, Kyoungjun, Lim, Hong Heon, Song, Myeong Seop, Yang, Sang Mo, Yoo, Hyang Keun, Suh, Dong Ik, Zhu, Zhongwei, Yoon, Alexander, MacDonald, Matthew R, Lei, Xinjian, Jeong, Hu Young, Lee, Donghoon, Park, Kunwoo, Park, Jungwon, Chae, Seung Chul

“…The ferroelectricity in ultrathin HfO offers a viable alternative to ferroelectric memory. A reliable switching behavior is required for commercial…”
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Expanding the Chemistry of Molecular U(2+) Complexes: Synthesis, Characterization, and Reactivity of the {[C5 H3 (SiMe3 )2 ]3 U}(-) Anion by Windorff, Cory J, MacDonald, Matthew R, Meihaus, Katie R, Ziller, Joseph W, Long, Jeffrey R, Evans, William J

“…The synthesis of new molecular complexes of U(2+) has been pursued to make comparisons in structure, physical properties, and reactivity with the first U(2+)…”
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Structural, spectroscopic, and theoretical comparison of traditional vs recently discovered Ln(2+) ions in the [K(2.2.2-cryptand)][(C5H4SiMe3)3Ln] complexes: the variable nature of Dy(2+) and Nd(2+) by Fieser, Megan E, MacDonald, Matthew R, Krull, Brandon T, Bates, Jefferson E, Ziller, Joseph W, Furche, Filipp, Evans, William J

“…The Ln(3+) and Ln(2+) complexes, Cp'3Ln, 1, (Cp' = C5H4SiMe3) and [K(2.2.2-cryptand)][Cp'3Ln], 2, respectively, have been synthesized for the six lanthanides…”
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Stable Subloop Behavior in Ferroelectric Si-Doped HfO2 by Lee, Kyoungjun, Lee, Hyun-Jae, Lee, Tae Yoon, Lim, Hong Heon, Song, Myeong Seop, Yoo, Hyang Keun, Suh, Dong Ik, Lee, Jae Gil, Zhu, Zhongwei, Yoon, Alexander, MacDonald, Matthew R, Lei, Xinjian, Park, Kunwoo, Park, Jungwon, Lee, Jun Hee, Chae, Seung Chul

“…The recent demand for analogue devices for neuromorphic applications requires modulation of multiple nonvolatile states. Ferroelectricity with multiple…”
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Expanding the Chemistry of Molecular U2+ Complexes: Synthesis, Characterization, and Reactivity of the {[C5H3(SiMe3)2]3U}− Anion by Windorff, Cory J., MacDonald, Matthew R., Meihaus, Katie R., Ziller, Joseph W., Long, Jeffrey R., Evans, William J.

“…The synthesis of new molecular complexes of U2+ has been pursued to make comparisons in structure, physical properties, and reactivity with the first U2+…”
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Synthesis, Structure, and Reactivity of the Ethyl Yttrium Metallocene, (C5Me5)2Y(CH2CH3), Including Activation of Methane by MacDonald, Matthew R, Langeslay, Ryan R, Ziller, Joseph W, Evans, William J

“…(C5Me5)2Y­(μ-Ph)2BPh2, 1, reacted with ethyllithium at −15 °C to make (C5Me5)2Y­(CH2CH3), 2, which is thermally unstable at room temperature and formed the C–H…”
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Trimethylsilylcyclopentadienyl (Cp′) Uranium Chemistry: Synthetic and Structural Studies of Cp′4U and Cp′3UX (X = Cl, I, Me) by Windorff, Cory J., MacDonald, Matthew R., Ziller, Joseph W., Evans, William J.

“…Cp′4U (Cp′ = C5H4SiMe3) was synthesized from: (a) KCp′ and [Cp′3U(THF)][BPh4]; (b) Cp′3U and Cp′2Pb; and (c) [K(2.2.2‐cryptand)][Cp′4U] and AgBPh4. The…”
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Synthetic Aspects of (C5H4SiMe3)3Ln Rare-Earth Chemistry: Formation of (C5H4SiMe3)3Lu via [(C5H4SiMe3)2Ln]+ Metallocene Precursors by Peterson, Jeffrey K, MacDonald, Matthew R, Ziller, Joseph W, Evans, William J

“…New analogues of Cp′3Ln (Cp′ = C5H4SiMe3, Ln = rare earth) complexes have been synthesized with the largest and smallest lanthanides, La and Lu. Due to the…”
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Synthesis, Structure, and Reactivity of the Ethyl Yttrium Metallocene, (C 5 Me 5 ) 2 Y(CH 2 CH 3 ), Including Activation of Methane by MacDonald, Matthew R., Langeslay, Ryan R., Ziller, Joseph W., Evans, William J.

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Trimethylsilylcyclopentadienyl (Cp ′ ) Uranium Chemistry: Synthetic and Structural Studies of Cp ′ 4 U and Cp ′ 3 U X ( X = Cl, I, Me) by Windorff, Cory J., MacDonald, Matthew R., Ziller, Joseph W., Evans, William J.

“…Cp′ 4 U (Cp′ = C 5 H 4 SiMe 3 ) was synthesized from: (a) KCp′ and [Cp′ 3 U(THF)][BPh 4 ]; (b) Cp′ 3 U and Cp′ 2 Pb; and (c) [K(2.2.2‐cryptand)][Cp′ 4 U] and…”
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Reactivity of the Ln 2+ Complexes [K(2.2.2-cryptand)][(C 5 H 4 SiMe 3 ) 3 Ln]: Reduction of Naphthalene and Biphenyl by Kotyk, Christopher M., MacDonald, Matthew R., Ziller, Joseph W., Evans, William J.

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Expanding the Chemistry of Molecular U 2+ Complexes: Synthesis, Characterization, and Reactivity of the {[C 5 H 3 (SiMe 3 ) 2 ] 3 U} − Anion by Windorff, Cory J., MacDonald, Matthew R., Meihaus, Katie R., Ziller, Joseph W., Long, Jeffrey R., Evans, William J.

“…Abstract The synthesis of new molecular complexes of U 2+ has been pursued to make comparisons in structure, physical properties, and reactivity with the first…”
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Expanding the Chemistry of Molecular U super(2+) Complexes: Synthesis, Characterization, and Reactivity of the {[C sub(5)H sub(3)(SiMe sub(3)) sub(2)] sub(3)U} super(-) Anion by Windorff, Cory J, MacDonald, Matthew R, Meihaus, Katie R, Ziller, Joseph W, Long, Jeffrey R, Evans, William J

“…The synthesis of new molecular complexes of U super(2+) has been pursued to make comparisons in structure, physical properties, and reactivity with the first U…”
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Stable Subloop Behavior in Ferroelectric Si-Doped HfO 2 by Lee, Kyoungjun, Lee, Hyun-Jae, Lee, Tae Yoon, Lim, Hong Heon, Song, Myeong Seop, Yoo, Hyang Keun, Suh, Dong Ik, Lee, Jae Gil, Zhu, Zhongwei, Yoon, Alexander, MacDonald, Matthew R., Lei, Xinjian, Park, Kunwoo, Park, Jungwon, Lee, Jun Hee, Chae, Seung Chul

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