Search Results - "Chioncel, L."

Half-metallic ferromagnets: From band structure to many-body effects by Katsnelson, M. I., Irkhin, V. Yu, Chioncel, L., Lichtenstein, A. I., de Groot, R. A.

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On the R 5d band polarization in rare-earth-transition metal compounds by Burzo, E, Chioncel, L, Tetean, R, Isnard, O

“…Magnetic measurements and band structure calculations were performed on RT(2) and RT(5) compounds, where R is a heavy rare-earth and T = Fe, Co, Ni, Al, as…”
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A self-consistent, relativistic implementation of the LSDA+DMFT method by Minár, J., Ebert, H., Chioncel, L.

“…In this review we report on developments and various applications of the combined Density Functional and Dynamical Mean-Field Theory, the so-called LSDA + DMFT…”
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Nonquasiparticle states in Co2MnSi evidenced through magnetic tunnel junction spectroscopy measurements by Chioncel, L, Sakuraba, Y, Arrigoni, E, Katsnelson, M I, Oogane, M, Ando, Y, Miyazaki, T, Burzo, E, Lichtenstein, A I

“…We investigate the effects of electronic correlations in the full-Heusler Co2MnSi, by combining a theoretical analysis of the spin-resolved density of states…”
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Electronic structure of palladium in the presence of many-body effects by Östlin, A., Appelt, W. H., Di Marco, I., Sun, W., Radonjić, M., Sekania, M., Vitos, Levente, Tjernberg, O., Chioncel, L.

“…Including on-site electronic interactions described by the multiorbital Hubbard model we study the correlation effects in the electronic structure of bulk…”
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Static corrections versus dynamic correlation effects in the valence band Compton profile spectra of Ni by Chioncel, L., Benea, D., Mankovsky, S., Ebert, H., Minár, J.

“…We compute the Compton profile of Ni using the local density approximation of density functional theory supplemented with electronic correlations treated at…”
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Electron correlations and the minority-spin band gap in half-metallic Heusler alloys by Chioncel, L, Arrigoni, E, Katsnelson, M I, Lichtenstein, A I

“…Electron-electron correlations affect the band gap of half-metallic ferromagnets by introducing nonquasiparticle states just above the Fermi level. In contrast…”
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Spectral properties of heterostructures containing half-metallic ferromagnets in the presence of local many-body correlations by Weh, A., Otsuki, J., Schnait, H., Evertz, H. G., Eckern, U., Lichtenstein, A. I., Chioncel, L.

“…In this work, we investigate models for bulk, bi-, and multilayers containing half-metallic ferromagnets (HMFs), at zero and at finite temperature, in order to…”
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Half-metallic ferromagnetism induced by dynamic electron correlations in VAs by Chioncel, L, Mavropoulos, Ph, Lezaić, M, Blügel, S, Arrigoni, E, Katsnelson, M I, Lichtenstein, A I

“…The electronic structure of the VAs compound in the zinc-blende structure is investigated using a combined density-functional and dynamical mean-field theory…”
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Magnetic behavior of Co and Ni in pseudoternary boron compounds by Burzo, E., Tetean, R., Chioncel, L., Pop, V.

“…The magnetic properties of YA 4− x M x B with A=cobalt (Co) or nickel (Ni) and M=Al or Cu were analyzed. Solid solutions are formed for x⩽1.5 when M=Cu and x⩽2…”
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One-particle spectral function and analytic continuation for many-body implementation in the exact muffin-tin orbitals method by Östlin, A., Chioncel, L., Vitos, L.

“…We investigate one of the most common analytic continuation techniques in condensed matter physics, namely the Pade approximant. Aspects concerning its…”
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The effect of lanthanide impurities on the physical properties of half-metallic ferromagnet Co2MnSi by TETEAN, R, CHIONCEL, L, BURZO, E, BUCUR, N, BEZERGHEANU, A, DEAC, I. G

“…The paper reports some preliminary results on possible incorporation of Ho in Co2MnSi lattice. In addition, the effect of holmium substitution on Mn sites is…”
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Spin fluctuations in cobalt and nickel-rare-earth (yttrium) exchange enhanced paramagnets by Burzo, E, Chioncel, L

“…The temperature dependences of the magnetic susceptibilities of cobalt and nickel-rare-earth (yttrium) exchange enhanced paramagnets were analyzed. As the…”
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RARE-EARTH TRANSITION METAL COMPOUNDS: EXCHANGE INTERACTIONS AND TRANSITION METAL MOMENTS by Burzo, E, Chioncel, L

“…Magnetic measurements and band structure calculations were performed on Gd(Co'Ni1-02, Gd(Co.A11-02, (GdxYl..)CO2, YCo.t..Nix13 and (Gd'Y1_x)Ni5 compounds. The…”
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Local dynamic spin-fluctuations in YCo2 compound by Chioncel, L, Burzo, E

“…Density-functional studies of the electronic structure, of YCo2 compound are reported. The band structure near the Fermi energy shows rather heavy Co-d-derived…”
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Electronic structure and magnetic properties of metallocene multiple-decker sandwich nanowires by Morari, C., Allmaier, H., Beiuşeanu, F., Jurcuţ, T., Chioncel, L.

“…We present a study of the electronic and magnetic properties of the multiple-decker sandwich nanowires (CP-M) composed of cyclopentadienyl (CP) rings and 3d…”
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Crystal structures, magnetic and electronic properties of Y-Co-Cu-B system by Burzo, E, Creanga, I, Chioncel, L

“…The YCo4-xCuxB series form solid solutions in the composition range x < or = 1. The compounds are ferromagnetically ordered. Both the saturation magnetizations…”
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Momentum space anisotropy of electronic correlations in Fe and Ni: An analysis of magnetic Compton profiles by Chioncel, L., Benea, D., Ebert, H., Di Marco, I., Minár, J.

“…The total and magnetically resolved Compton profiles are analyzed within the combined density functional and dynamical mean-field theory for the…”
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Titanium nitride: A correlated metal at the threshold of a Mott transition by Allmaier, H., Chioncel, L., Arrigoni, E.

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Experimental observation and theoretical description of the pure fano effect in the valence-band photoemission of ferromagnets by MINAR, J, EBERT, H, DE NADAÏ, C, BROOKES, N. B, VENTURINI, F, GHIRINGHELLI, G, CHIONCEL, L, KATSNELSON, M. I, LICHTENSTEIN, A. I

“…The pure Fano effect in angle-integrated valence-band photoemission of ferromagnets has been observed for the first time. A contribution of the intrinsic spin…”
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