117 citations · 1.7k across the 67 of their papers we have counts for
65 papers
Revealing magnetism in the distorted kagome TiBi ( = Nd, Sm, Gd) via ARPES and XMCD
C. Lim, F. Ballester, A. Kar +19
Kagome materials are known for hosting emergent quantum phenomena driven by the interaction between different lattice, charge and spin orders. Here, we present a detailed angle res…
Pressure tuning of Kitaev spin liquid candidate NaCoSbO
E. H. T. Poldi, R. Tartaglia, G. Fabbris +17
The search for Kitaev's quantum spin liquid (KQSL) state in real materials has recently expanded with the prediction that honeycomb lattices of divalent, high-spin cobalt ions coul…
Spontaneous Chirality Flipping in an Orthogonal Spin-Charge Ordered Topological Magnet
H. Miao, J. Bouaziz, G. Fabbris +11
The asymmetric distribution of chiral objects with opposite chirality is of great fundamental interests ranging from molecular biology to particle physics. In quantum materials, ch…
Quantum spin nematic phase in a square-lattice iridate
Hoon Kim, Jin-Kwang Kim, Jimin Kim +15
Spin nematic (SN) is a magnetic analog of classical liquid crystals, a fourth state of matter exhibiting characteristics of both liquid and solid. Particularly intriguing is a vale…
Helical magnetic state in the vicinity of the pressure-induced superconducting phase in MnP
S. E. Dissanayake, M. Matsuda, K. Yoshimi +10
MnP is a metal that shows successive magnetic transitions from paramagnetic to ferromagnetic and helical magnetic phases at ambient pressure with decreasing temperature. With appli…
Spontaneous orbital polarization in the nematic phase of FeSe
Connor A. Occhialini, Joshua J. Sanchez, Qian Song +5
The origin of nematicity in FeSe remains a critical outstanding question towards understanding unconventional superconductivity in proximity to nematic order. To understand what dr…
Strain-Switchable Field-Induced Superconductivity
Joshua J. Sanchez, Gilberto Fabbris, Yongseong Choi +9
Field-induced superconductivity is a rare phenomenon where an applied magnetic field enhances or induces superconductivity. This fascinating effect arises from a complex interplay…
Resonant inelastic x-ray scattering data for Ruddlesden-Popper and reduced Ruddlesden-Popper nickelates
G. Fabbris, D. Meyers, Y. Shen +10
Ruddlesden-Popper and reduced Ruddlesden-Popper nickelates are intriguing candidates for mimicking the properties of high-temperature superconducting cuprates. The degree of simila…
Momentum-independent magnetic excitation continuum in the honeycomb iridate HLiIrO
A. de la Torre, B. Zager, F. Bahrami +8
In the search for realizations of Quantum Spin Liquids (QSL), it is essential to understand the interplay between inherent disorder and the correlated fluctuating spin ground state…
Orbital polarization, charge transfer, and fluorescence in reduced valence nickelates
M. R. Norman, A. S. Botana, J. Karp +6
This paper presents a simple formalism for calculating X-ray absorption (XAS) and resonant inelastic x-ray scattering (RIXS) that has as input orbital-resolved density of states fr…
Electronic character of charge order in square planar low valence nickelates
Y. Shen, J. Sears, G. Fabbris +10
Charge order is a central feature of the physics of cuprate superconductors and is known to arise from a modulation of holes with primarily oxygen character. Low-valence nickelate…
Testing the data framework for an AI algorithm in preparation for high data rate X-ray facilities
Hongwei Chen, Sathya R. Chitturi, Rajan Plumley +22
The advent of next-generation X-ray free electron lasers will be capable of delivering X-rays at a repetition rate approaching 1 MHz continuously. This will require the development…
Interplay of broken symmetry and delocalized excitations in the insulating state of 1-TaS
Xun Jia, Anubhab Haldar, Jungho Kim +13
Coexistence of localized and extended excitations is central to the macroscopic properties of correlated materials. For 5d transition metal compounds, electron correlations alone g…
Spin-phonon coupling driven Charge density wave in a Kagome Magnet
H. Miao, T. T. Zhang, H. X. Li +14
The intertwining between spin, charge, and lattice degrees of freedom can give rise to unusual macroscopic quantum states, including high-temperature superconductivity and quantum…
Nanometric modulations of the magnetic structure of the element Nd
H. Suriya Arachchige, L. M. DeBeer-Schmitt, L. L. Kish +17
The rare earth neodymium arguably exhibits the most complex magnetic ordering and series of magnetic phase transitions of the elements. Here we report the results of small-angle ne…
On the electronic ground state of two non-magnetic pentavalent honeycomb iridates
A. de la Torre, B. Zager, J. R. Chamorro +6
We investigate the electronic structure of two Ir honeycomb iridates, SrCaIrO and NaIrO, by means of resonant x-ray techniques. We confirm that SrCaIr$_2…
Quasi-2D anomalous Hall Mott insulator of topologically engineered Jeff =1/2 electrons
Junyi Yang, Hidemaro Suwa, Derek Meyers +12
We investigate an experimental toy-model system of a pseudospin-half square-lattice Hubbard Hamiltonian in [(SrIrO3)1/(CaTiO3)1] to include both nontrivial complex hopping and mode…
Electronic structure of the frustrated diamond lattice magnet NiRhO
B. Zager, J. R. Chamorro, L. Ge +7
The -site spinel NiRhO is the only known realization of a spin-1 diamond lattice magnet and is predicted to host unconventional magnetic phenomena driven by frustrated n…
Competing spin-orbital singlet states in the 4 honeycomb ruthenate AgLiRuO
T. Takayama, M. Blankenhorn, J. Bertinshaw +25
When spin-orbit-entangled -electrons reside on a honeycomb lattice, rich quantum states are anticipated to emerge, as exemplified by the Kitaev materials. Distinct yet equ…
First demonstration of tuning between the Kitaev and Ising limits in a honeycomb lattice
Faranak Bahrami, Xiaodong Hu, Yonghua Du +8
Recent observations of novel spin-orbit coupled states have generated tremendous interest in transition metal systems. A prime example is the s…
Antiferromagnetic Excitonic Insulator State in Sr3Ir2O7
D. G. Mazzone, Y. Shen, H. Suwa +13
Excitonic insulators are usually considered to form via the condensation of a soft charge mode of bound electron-hole pairs. This, however, presumes that the soft exciton is of spi…
Emergence of spinons in layered trimer iridate Ba4Ir3O10
Y. Shen, J. Sears, G. Fabbris +13
Spinons are well-known as the elementary excitations of one-dimensional antiferromagnetic chains, but means to realize spinons in higher dimensions is the subject of intense resear…
Pressure-induced charge orders and their coupling to magnetism in hexagonal multiferroic LuFe2O4
Fengliang Liu, Yiqing Hao, Jinyang Ni +13
Hexagonal LuFe2O4 is a promising charge-order (CO) driven multiferroic material with high charge and spin ordering temperatures. The coexisting charge and spin orders on Fe3+/Fe2+…
Role of Oxygen States in the Low Valence Nickelate LaNiO
Y. Shen, J. Sears, G. Fabbris +13
The discovery of superconductivity in square-planar low valence nickelates has ignited a vigorous debate regarding their essential electronic properties: Do these materials have ap…