307 citations · 1.8k across the 53 of their papers we have counts for
53 papers
Spectral Evidence for Local-Moment Ferromagnetism in van der Waals Metals FeGaTe and FeGeTe
Han Wu, Chaowei Hu, Yaofeng Xie +26
Magnetism in two-dimensional (2D) materials has attracted considerable attention recently for both fundamental understanding of magnetism and their tunability towards device applic…
Orthorhombic distortion drives orbital ordering in an antiferromagnetic 3 Mott insulator
Prithwijit Mandal, Shashank Kumar Ojha, Duo Wang +9
The orbital, which represents the shape of the electron cloud, very often strongly influences the manifestation of various exotic phenomena, e.g., magnetism, metal-insulator transi…
Manipulating chiral-spin transport with ferroelectric polarization
Xiaoxi Huang, Xianzhe Chen, Yuhang Li +28
A collective excitation of the spin structure in a magnetic insulator can transmit spin-angular momentum with negligible dissipation. This quantum of a spin wave, introduced more t…
Suppression of Spin Pumping at Metal Interfaces
Youngmin Lim, Bhuwan Nepal, David A. Smith +15
An electrically conductive metal typically transmits or absorbs a spin current. Here, we report on evidence that interfacing two metal thin films can suppress spin transmission and…
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…
Observation of Coherently Coupled Cation Spin Dynamics in an Insulating Ferrimagnetic Oxide
C. Klewe, P. Shafer, J. E. Shoup +11
Many technologically useful magnetic oxides are ferrimagnetic insulators, which consist of chemically distinct cations. Here, we examine the spin dynamics of different magnetic cat…
Antiferromagnetic metal phase in an electron-doped rare-earth nickelate
Qi Song, Spencer Doyle, Grace A. Pan +28
Long viewed as passive elements, antiferromagnetic materials have emerged as promising candidates for spintronic devices due to their insensitivity to external fields and potential…
Absorption of Transverse Spin Current in Ferromagnetic NiCu: Dominance of Bulk Dephasing over Spin-Flip Scattering
Youngmin Lim, Shuang Wu, David A. Smith +3
In ferromagnetic metals, transverse spin currents are thought to be absorbed via dephasing -- i.e., destructive interference of spins precessing about the strong exchange field. Ye…
Synthesis and electronic properties of NdNiO Ruddlesden-Popper nickelate thin films
Grace A. Pan, Qi Song, Dan Ferenc Segedin +14
The rare-earth nickelates possess a diverse set of collective phenomena including metal-to-insulator transitions, magnetic phase transitions, and, upon chemical reduction, supercon…
State-resolved ultrafast charge and spin dynamics in [Co/Pd] multilayers
Loïc Le Guyader, Daniel J. Higley, Matteo Pancaldi +17
We use transient absorption spectroscopy with circularly polarized x-rays to detect laser-excited hole states below the Fermi level and compare their dynamics with that of unoccupi…
Superconductivity in a quintuple-layer square-planar nickelate
Grace A. Pan, Dan Ferenc Segedin, Harrison LaBollita +18
Since the discovery of high-temperature superconductivity in the copper oxide materials, there have been sustained efforts to both understand the origins of this phase and discover…
Search for order near a forbidden Bragg position in BiSrCaCuO with resonant soft x-ray scattering
Xuefei Guo, Sangjun Lee, Thomas A. Johnson +13
Identifying what broken symmetries are present in the cuprates has become a major area of research. Many authors have reported evidence for so-called "" order that involv…
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…
Orientation-dependent stabilization of MgCrO spinel thin films
Fangdi Wen, Xiaoran Liu, Mikhail Kareev +5
ABO normal spinels with a magnetic B site can host a variety of magnetic and orbital frustrations leading to spin-liquid phases and field-induced phase transitions. Here we…
Sub-Nanosecond Spin-Transfer Torque in an Ensemble of Superparamagnetic-Like Nanomagnets
Satoru Emori, Christoph Klewe, Jan-Michael Schmalhorst +14
Spin currents can exert spin-transfer torques on magnetic systems even in the limit of vanishingly small net magnetization, as is the case for antiferromagnets. Here, we experiment…
Cation- and lattice-site-selective magnetic depth profiles of ultrathin (001) films
Tobias Pohlmann, Timo Kuschel, Jari Rodewald +7
A detailed understanding of ultrathin film surface properties is crucial for the proper interpretation of spectroscopic, catalytic and spin-transport data. We present x-ray magneti…
Strain-modulated Slater-Mott crossover of pseudospin-half square-lattice in (SrIrO3)1/ (SrTiO3)1 superlattices
Junyi Yang, Lin Hao, Derek Meyers +15
We report on the epitaxial strain-driven electronic and antiferromagnetic modulations of a pseudospin-half square lattice realized in superlattices of (SrIrO3)1/(SrTiO3)1. With inc…
Correlation-driven eightfold magnetic anisotropy in a two-dimensional oxide monolayer
Zhangzhang Cui, Alexander J. Grutter, Hua Zhou +15
Engineering magnetic anisotropy in two-dimensional systems has enormous scientific and technological implications. The uniaxial anisotropy universally exhibited by two-dimensional…
Probing electronic and magnetic transitions of short periodic nickelate superlattices using synchrotron x-ray
S. Middey, Ranjan Kumar Patel, D. Meyers +6
Transition metal based oxide heterostructures exhibit diverse emergent phenomena e.g. two dimensional electron gas, superconductivity, non-collinear magnetic phase, ferroelectricit…
Emergent electric field control of phase transformation in oxide superlattices
Di Yi, Yujia Wang, Olaf M. J. van 't Erve +13
Electric fields can transform materials with respect to their structure and properties, enabling various applications ranging from batteries to spintronics. Recently electrolytic g…
Coherent transfer of spin angular momentum by evanescent spin waves within antiferromagnetic NiO
Maciej Dabrowski, Takafumi Nakano, David M. Burn +11
Insulating antiferromagnets are efficient and robust conductors of spin current. To realise the full potential of these materials within spintronics, the outstanding challenges are…
Quantum spin liquids by geometric lattice design
Xiaoran Liu, T. Asaba, Qinghua Zhang +12
On a lattice composed of triangular plaquettes where antiferromagnetic exchange interactions between localized spins cannot be simultaneously satisfied, the system becomes geometri…
Emergent phase in short-periodic rare-earth nickelate superlattices
S. Middey, Ranjan Kumar Patel, D. Meyers +6
Heterostructure engineering provides an efficient way to obtain several unconventional phases of LaNiO3, which is otherwise paramagnetic, metallic in bulk form. In this work, a new…
Stabilization of high-pressure GeCuO spinel cuprate with quasi-1D chains in the epitaxial thin-film form
Denis M. Vasiukov, Mikhail Kareev, Fangdi Wen +3
GeCuO is a high-pressure recoverable cuprate with a strongly tetragonally elongated spinel structure and magnetic lattice formed by CuO linear chains with frust…