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Related papers: PES and XAS Study on Electronic Structures of Mult…

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Electronic structures of Zn$_{1-x}$Co$_x$O have been investigated using photoemission spectroscopy (PES) and x-ray absorption spectroscopy (XAS). The Co 3d states are found to lie near the top of the O $2p$ valence band, with a peak around…

We have studied the electronic structure of ferrimagnetic Mn2VAl single crystal by means of soft X-ray absorption spectroscopy (XAS), X-ray absorption magnetic circular dichroism (XMCD) and resonant soft X-ray inelastic scattering (RIXS).…

Electronic structures of very dilute Cr- or Ru-doped Nd_{1/2}A_{1/2}MnO_{3} (NAMO; A=Ca, Sr) manganites have been investigated using the Mn and Cr 2p -> 3d resonant photoemission spectroscopy (PES). All the Cr- and Ru-doped NAMO systems…

Strongly Correlated Electrons · Physics 2009-11-07 J. -S. Kang , J. H. Kim , A. Sekiyama , S. Kasai , S. Suga , S. W. Han , K. H. Kim , E. J. Choi , T. Kimura , T. Muro , Y. Saitoh , C. G. Olson , J. H. Shim , B. I. Min

The electronic structure of La0.7Ce0.3MnO3 (LCeMO) thin film has been investigated using photoemission spectroscopy (PES) and x-ray absorption spectroscopy (XAS). The Ce 3d core-level PES and XAS spectra of LCeMO are very similar to those…

Strongly Correlated Electrons · Physics 2009-11-10 S. W. Han , J. -S. Kang , K. H. Kim , J. D. Lee , J. H. Kim , S. C. Wi , C. Mitra , P. Raychaudhuri , S. Wirth , K. J. Kim , B. S. Kim , J. I. Jeong , S. K. Kwon , B. I. Min

We investigated the electronic structure of multiferroic hexagonal RMnO3 (R = Gd, Tb, Dy, and Ho) thin films using both optical spectroscopy and first-principles calculations. Using artificially stabilized hexagonal RMnO3, we extended the…

Strongly Correlated Electrons · Physics 2010-05-17 W. S. Choi , D. G. Kim , S. S. A. Seo , S. J. Moon , D. Lee , J. H. Lee , H. S. Lee , D. -Y. Cho , Y. S. Lee , P. Murugavel , Jaejun Yu , T. W. Noh

In this paper, we investigate the ground state properties of the $\rm{RMnO}_3/\rm{AMnO}_3$ ($\rm{RMO/AMO}$) heterostructures (R=trivalent cation, and A=divalent cation) by using a two-orbital double-exchange model supplemented by the…

Strongly Correlated Electrons · Physics 2015-05-13 Rong Yu , Seiji Yunoki , Shuai Dong , Elbio Dagotto

The electronic structure of In$_{2-x}$V$_x$O$_3$ ($x=0.08$) has been investigated using photoemission spectroscopy (PES) and x-ray absorption spectroscopy (XAS). The V $2p$ core-level PES and XAS spectra revealed trivalent electronic state…

We report the observation of a magnetic polarization of the O\,$2p$-states in YMn$_2$O$_5$ through the use of soft X-ray resonant scattering at the oxygen $K$-edge. Remarkably, we find that the temperature dependence of the integrated…

Strongly Correlated Electrons · Physics 2015-03-19 S. Partzsch , S. B. Wilkins , J. P. Hill , E. Schierle , E. Weschke , D. Souptel , B. Büchner , J. Geck

Based on density functional theory (DFT), we performed first-principle studies on the electronic structure, magnetic state and optical properties of two-dimensional (2D) transition-metal phosphorous trichalcogenide MnPX$_3$ (X=S and Se).…

Materials Science · Physics 2021-12-23 Juntao Yang , Yong Zhou , Qilin Guo , Yuriy Dedkov , Elena Voloshina

Using ab initio dynamical mean-field theory we explore the electronic and magnetic states of layered Li$_x$MnO$_2$ as a function of $x$, the state of charge. Constructing real-space Wannier projections of Kohn-Sham orbitals based on the…

Strongly Correlated Electrons · Physics 2023-10-18 Hrishit Banerjee , Clare P. Grey , Andrew J. Morris

Using angle-resolved photoemission spectroscopy (ARPES) and density functional theory (DFT) calculations, we systematically studied the electronic band structure of Mn$_3$Ge in the vicinity of the Fermi level. We observe several bands…

Soft X-ray resonant scattering (XRS) has been used to observe directly, for the first time, the ordering of localized electronic states on both the Mn and Tb sites in multiferroic TbMnO$_3$. Large resonant enhancement of the X-ray…

InMnO$_3$ is a peculiar member of the hexagonal manganites h-RMnO$_3$ (where R is a rare earth metal element), showing crystalline, electronic and magnetic properties at variance with the other compounds of the family. We have studied high…

Materials Science · Physics 2015-03-19 X. Fabrèges , I. Mirebeau , S. Petit , P. Bonville , A. A. Belik

Correlations between the localized and conductive spins/charges have been the central issue of various fascinating quantum phenomena found on itinerant electron systems. Here, the obvious multiplet structures are presented on the Mn 2$p$ to…

Detailed information on the electronic states of both V and Mn 3d electrons in the ferrimagnet Mn2VAl is obtained by the bulk sensitive resonant inelastic soft x-ray scattering (SX-RIXS) excited with the circularly polarized light under an…

Ca_3Co_{2-x}Mn_xO_6 (x ~ 0.96) is a multiferroic with spin-chains of alternating Co(2+) and Mn(4+) ions. The spin state of Co(2+) remains unresolved, due to a discrepancy between high temperature X-ray absorption (S=3/2) and low temperature…

Strongly Correlated Electrons · Physics 2013-05-29 R. Flint , H. -T. Yi , P. Chandra , S. -W. Cheong , V. Kiryukhin

Resonant valence-band X-ray photoelectron spectra (ResPES) excited near 2p$_{3/2}$ core level energies, 2p X-ray photoelectron spectra (XPS) and L$_{3,2}$ X-ray absorption spectra (XAS) of Ti and Mn in single crystal of 1T-Mn$_2$TiSe$_2$…

Materials Science · Physics 2015-05-27 M. V. Yablonskikh , A. S. Shkvarin , Y. M. Yarmoshenko , N. A. Skorikov , A. N. Titov

We have investigated the temperature-dependent changes in the near-$E$$_F$ occupied and unoccupied states of Pr$_{0.67}$Ca$_{0.33}$MnO$_3$ which shows the presence of ferromagnetic and antiferromagnetic phases. The temperature-dependent…

Strongly Correlated Electrons · Physics 2009-11-11 M. K. Dalai , P. Pal , B. R. Sekhar , N. L. Saini , R. K. Singhal , K. B. Garg , B. Doyle , S. Nannarone , C. Martin , F. Studer

Motivated by the puzzling report of the observation of a ferromagnetic insulating state in LaMnO$_3$/SrTiO$_3$ heterostructures, we calculate the electronic and magnetic state of LaMnO$_3$, coherently matched to a SrTiO$_3$ square substrate…

Materials Science · Physics 2019-09-25 Hrishit Banerjee , Oleg Janson , Karsten Held , Tanusri Saha-Dasgupta

We study magnetic and multiferroic behavior in Ca$_3$Co$_{2-x}$Mn$_{x}$O$_6$ ($x \sim$0.97) by high-field measurements of magnetization ($M$), magnetostriction ($L$($H$)/$L$), electric polarization ($P$), and magnetocaloric effect. This…

Strongly Correlated Electrons · Physics 2014-02-17 Jae Wook Kim , Y. Kamiya , E. D. Mun , M. Jaime , N. Harrison , J. D. Thompson , V. Kiryukhin , H. T. Yi , Y. S. Oh , S. -W. Cheong , C. D. Batista , V. S. Zapf
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