78 citations · 439 across the 17 of their papers we have counts for
17 papers
Direct experimental evidence of tunable charge transfer at the ferromagnetic interface
J. R. Paudel, M. Terilli, T. -C. Wu +11
Interfacial charge transfer in oxide heterostructures gives rise to a rich variety of electronic and magnetic phenomena. Designing heterostructures where one of the thin-film compo…
Emergent phenomena at oxide interfaces studied with standing-wave photoelectron spectroscopy
C. -T. Kuo, G. Conti, J. E. Rault +3
Emergent phenomena at complex-oxide interfaces have become a vibrant field of study in the past two decades due to the rich physics and a wide range of possibilities for creating n…
Tuning band alignment at a semiconductor-crystalline oxide heterojunction via electrostatic modulation of the interfacial dipole
M. Chrysler, J. Gabel, T. -L. Lee +14
We demonstrate that the interfacial dipole associated with bonding across the SrTiO3/Si heterojunction can be tuned through space charge, thereby enabling the band alignment to be…
Bulk Electronic Structure of Lanthanum Hexaboride (LaB6) by Hard X-ray Angle-Resolved Photoelectron Spectroscopy
A. Rattanachata, L. Nicolaï, H. P. Martins +11
In the last decade rare-earth hexaborides have been investigated for their fundamental importance in condensed matter physics, and for their applications in advanced technological…
Strain-induced anion ordering in perovskite oxyfluoride films
Jiayi Wang, Yongjin Shin, Jay R. Paudel +11
Anionic ordering is a promising route to engineer physical properties in functional heteroanionic materials. A central challenge in the study of anion-ordered compounds lies in dev…
Probing single unit-cell resolved electronic structure modulations in oxide superlattices with standing-wave photoemission
W. Yang, R. U. Chandrasena, M. Gu +9
Control of structural couplings at the complex-oxide interfaces is a powerful platform for creating new ultrathin layers with electronic and magnetic properties unattainable in the…
Electronic structure of negative charge transfer CaFeO3 across the metal-insulator transition
Paul C. Rogge, Ravini U. Chandrasena, Antonio Cammarata +12
We investigated the metal-insulator transition for epitaxial thin films of the perovskite CaFeO3, a material with a significant oxygen ligand hole contribution to its electronic st…
Electronic Structure of the Dilute Magnetic Semiconductor from Hard X-ray Photoelectron Spectroscopy and Hard X-ray Angle-Resolved Photoemission
Armela Keqi, Mathias Gehlmann, Giuseppina Conti +18
We have investigated the electronic structure of the dilute magnetic semiconductor (DMS) and compared it to that of an undoped reference sample, using h…
Triply degenerate nodal points in RERhGe (RE=Y, La, Lu)
Peng-Jie Guo, Huan-Cheng Yang, Kai Liu +1
As a new type of fermions without counterpart in high energy physics, triply degenerate fermions show exotic physical properties, which are represented by triply degenerate nodal p…
Magnetic switching in granular FePt layers promoted by near-field laser enhancement
Patrick W. Granitzka, Emmanuelle Jal, Loïc Le Guyader +20
Light-matter interaction at the nanoscale in magnetic materials is a topic of intense research in view of potential applications in next-generation high-density magnetic recording.…
The Effects of Spin-Excitons on the Surface States of SmB6: A Photoemission Study
Arian Arab, A. X. Gray, S. Nemsak +7
We present the results of high-resolution valence-band photoemission spectroscopic study of SmB6 which shows evidence for a V-shaped density of states of surface origin within the…
Superconductor to Mott insulator transition in YBaCuO/LaCaMnO heterostructures
B. A. Gray, S. Middey, G. Conti +12
The superconductor-to-insulator transition (SIT) induced by means such as external magnetic fields, disorder or spatial confinement is a vivid illustration of a quantum phase trans…
Ultrafast THz Field Control of Electronic and Structural Interactions in Vanadium Dioxide
A. X. Gray, M. C. Hoffmann, J. Jeong +34
Vanadium dioxide, an archetypal correlated-electron material, undergoes an insulator-metal transition near room temperature that exhibits electron-correlation-driven and structural…
Depth-Resolved Composition and Electronic Structure of Buried Layers and Interfaces in a LaNiO/SrTiO Superlattice from Soft- and Hard- X-ray Standing-Wave Angle-Resolved Photoemission
D. Eiteneer, G. K. Pálsson, S. Nemšák +21
LaNiO (LNO) is an intriguing member of the rare-earth nickelates in exhibiting a metal-insulator transition for a critical film thickness of about 4 unit cells [Son et al., App…
Generation of high-frequency strain waves during femtosecond demagnetization of Fe/MgO films
T. Henighan, M. Trigo, S. Bonetti +22
We use femtosecond time-resolved hard x-ray scattering to detect coherent acoustic phonons excited during ultrafast laser demagnetization of bcc Fe films. We determine the lattice…
Extreme Ultraviolet Transient Grating Spectroscopy of Vanadium Dioxide
Emily Sistrunk, Jakob Grilj, Jaewoo Jeong +5
Nonlinear spectroscopy in the extreme ultraviolet (EUV) and soft x-ray spectral range offers the opportunity for element selective probing of ultrafast dynamics using core-valence…
Momentum-resolved electronic structure at a buried interface from soft x-ray standing-wave angle-resolved photoemission
A. X. Gray, J. Minár, L. Plucinski +19
Angle-resolved photoemission spectroscopy (ARPES) is a powerful technique for the study of electronic structure, but it lacks a direct ability to study buried interfaces between tw…