papers

Publications (54)

cond-mat.str-el2018

The magnetic order of a manganese vanadate system with two-dimensional striped triangular lattice

V. O. Garlea, M. A. McGuire, L. D. Sanjeewa +3

Results of magnetization and neutron diffraction measurements of the manganese vanadate system Mn(VO)(OH) are reported. The crystal structure of this compound conta…

cond-mat.str-el2025

Evidence for rare-region physics in the structural and electronic degrees of freedom of the nickelate LaSrNiO

R. J. Spieker, B. Krohnke, D. Zhai +11

We present a diffuse neutron and x-ray scattering study of structural, spin- and charge-density-wave fluctuations in the electrical insulator LaSrNiO. This lamellar…

cond-mat.str-el2008

The Collinear Magnetic Phases of the Geometrically-Frustrated Antiferromagnet CuFeO: The Importance of Stacking

R. S. Fishman, F. Ye, J. A. Fernandez-Baca +2

The correct stacking of hexagonal layers is used to obtain accurate estimates for the exchange and anisotropy parameters of the geometrically-frustrated antiferromagnet CuFeO.…

cond-mat.dis-nn2002

Order Parameter Criticality of the d=3 Random-Field Ising Antiferromagnet Fe(0.85)Zn(0.15)F2

F. Ye, L. Zhou, S. Larochelle +4

The critical exponent beta =0.16 +- 0.02 for the random-field Ising model order parameter is determined using extinction-free magnetic x-ray scattering for Fe(0.85)Zn(0.15)F2 in ma…

cond-mat.str-el2011

Robust Ferroelectric State in Multiferroic MnZnWO

R. P. Chaudhury, F. Ye, J. A. Fernandez-Baca +5

We report the remarkably robust ferroelectric state in the multiferroic compound MnZnWO. The substitution of the magnetic Mn with nonmagnetic Zn reduc…

cond-mat.str-el2015

Hall effect, edge states and Haldane exclusion statistics in two-dimensional space

F. Ye, P. A. Marchetti, Z. B. Su +1

We clarify the relation between two kinds of statistics for particle excitations in planar systems: the braid statistics of anyons and the Haldane exclusion statistics(HES). It is…

cond-mat.str-el2008

Signature of Magnetic Phase Separation in the Ground State of Pr1-xCaxMnO3

Hao Sha, F. Ye, Pengcheng Dai +6

Neutron scattering has been used to investigate the evolution of the long- and short-range charge-ordered (CO), ferromagnetic (FM), and antiferromagnetic (AF) correlations in singl…

cond-mat.str-el2007

Effect of antiferromagnetic spin correlations on lattice distortion and charge ordering in PrCaMnO

Songxue Chi, F. Ye, Pengcheng Dai +7

We use neutron scattering to study the lattice and magnetic structure of the layered half-doped manganite PrCaMnO. On cooling from high temperature, the system…

cond-mat.str-el2005

Evolution of spin-wave excitations in ferromagnetic metallic manganites

F. Ye, Pengcheng Dai, J. A. Fernandez-Baca +6

Neutron scattering results are presented for spin-wave excitations of three ferromagnetic metallic MnO manganites (where and are rare- and…

cond-mat.str-el2021

Microscopics of Quantum Annealing in the Disordered Dipolar Ising Ferromagnet LiHoYF

S. Säubert, C. L. Sarkis, F. Ye +2

Quantum annealing (QA) refers to an optimization process that uses quantum fluctuations to find the global minimum of a rugged energy landscape with many local minima. Conceptually…

cond-mat.str-el2007

Incommensurate magnetic structure in the orthorhombic perovskite ErMnO_3

F. Ye, B. Lorenz, Q. Huang +6

By combining dielectric, specific heat, and magnetization measurements and high-resolution neutron powder diffraction, we have investigated the thermodynamic and magnetic/structura…

cond-mat.str-el2010

Magnetic and multiferroic phases of single-crystalline MnCoWO

R. P. Chaudhury, F. Ye, J. A. Fernandez-Baca +5

The magnetic and multiferroic phase diagram of MnCoWO single crystals is investigated by means of magnetic, heat capacity, dielectric, polarization, and neutr…

cond-mat.str-el2010

Identifying the multiferroic phase of doped CuFeO_2 using inelastic neutron scattering

J. T. Haraldsen, F. Ye, R. S. Fishman +4

We report inelastic neutron scattering measurements that provide a distinct dynamical "fingerprint" for the multiferroic ground state of 3.5% Ga-doped CuFeO_2. The complex ground s…

cond-mat.str-el2005

Electronically smectic-like phase in a nearly half-doped manganite

F. Ye, J. A. Fernandez-Baca, Pengcheng Dai +5

We use neutron scattering to study the spin and charge/orbital ordering (CO-OO) in the nearly half-doped perovskite manganite (PCSMO). On…

cond-mat.str-el2014

The unusual magnetism of nanoparticle LaCoO3

A. M. Durand, D. P. Belanger, T. J. Hamil +6

Bulk and nanoparticle powders of LaCoO3 (LCO) were synthesized, and their magnetic and structural properties were studied using SQUID magnetometry and neutron diffraction. The bulk…

cond-mat.str-el2020

Helimagnetic Structure and Heavy-Fermion-Like Behavior in the Vicinity of the Quantum Critical Point in MnP

H. Kotegawa, M. Matsuda, F. Ye +13

Antiferromagnet MnP with Neel temperature K is composed of Mn-tetrahedrons and zigzag chains formed by three inequivalent Mn sites. Due to the nearly frustrated lattic…

cond-mat.mtrl-sci2025

Symmetry tuning topological states of an axion insulator with noncollinear magnetic order

S. X. M. Riberolles, A. M. Nedić, B. Kuthanazhi +10

Topological properties of quantum materials are intimately related to symmetry. Here, we tune the magnetic order of the axion insulator candidate EuInAs from its broken-hel…

cond-mat.str-el2019

Charge carriers with fractional exclusion statistics in cuprates

P. A. Marchetti, F. Ye, Z. B. Su +1

We show that in the SU(2)XU(1) spin-charge gauge approach we developed earlier one can attribute consistently an exclusion statistics with parameter 1/2 to the spinless charge carr…

cond-mat.str-el2007

Magnetic Interaction in the Geometrically Frustrated Triangular Lattice Antiferromagnet

F. Ye, J. A. Fernandez-Baca, R. S. Fishman +4

The spin wave excitations of the geometrically frustrated triangular lattice antiferromagnet (TLA) have been measured using high resolution inelastic neutron scatteri…

cond-mat.supr-con2011

Hole pairing from attraction of opposite chirality spin vortices: Non-BCS superconductivity in Underdoped Cuprates

P. A. Marchetti, F. Ye, Z. B. Su +1

Within a gauge approach to the t-J model, we propose a new, non-BCS mechanism of superconductivity for underdoped cuprates. We implement the no-double occupancy constraint with a (…

cond-mat.str-el2026

Dynamic nanoscale structural correlations in strontium ruthenate

M. Spaić, R. Spieker, I. Bilonić +14

Strontium ruthenate (SrRuO, SRO) has been the subject of intense research as a model quasi-two-dimensional metal with strong electronic correlations and potential exotic mu…

cond-mat.dis-nn2022

The Geometrically Frustrated Spin Glass (Fe1-pGap)2TiO5

Y. Li, D. Phelan, F. Ye +9

The unusual anisotropy of the spin glass transition in the pseudobrookite system FeTiO has been interpreted as arising from an induced, van der Waals-like, interaction amon…

cs.CL2026

MiroThinker-1.7 & H1: Towards Heavy-Duty Research Agents via Verification

MiroMind Team, S. Bai, L. Bing +39

We present MiroThinker-1.7, a new research agent designed for complex long-horizon reasoning tasks. Building on this foundation, we further introduce MiroThinker-H1, which extends…

cond-mat.supr-con2016

Pressure dependence of the magnetic ground states in MnP

M. Matsuda, F. Ye, S. E. Dissanayake +11

MnP, a superconductor under pressure, exhibits a ferromagnetic order below TC~290 K followed by a helical order with the spins lying in the ab plane and the helical rotation propag…

cond-mat.str-el2021

Magnetic crystalline-symmetry-protected axion electrodynamics and field-tunable unpinned Dirac cones in EuIn2As2

S. X. M. Riberolles, T. V. Trevisan, B. Kuthanazhi +12

Knowledge of magnetic symmetry is vital for exploiting nontrivial surface states of magnetic topological materials. EuInAs is an excellent example, as it is predicted t…

cond-mat.str-el2018

Lattice distortion in the spin-orbital entangled state in RVO3 perovskites

J. -Q. Yan, W. Tian, H. B. Cao +10

We report a thorough study of YLaVO single crystals by measuring magnetic properties, specific heat, thermal conductivity, x-ray and neutron diffraction with th…

cond-mat.supr-con2025

Pervasive symmetry-lowering nanoscale structural fluctuations in the cuprate LaSrCuO

R. J. Spieker, M. Spaić, I. Khayr +12

The cuprate superconductors are among the most widely studied quantum materials, yet there remain fundamental open questions regarding their electronic properties and the role of t…

cond-mat.str-el2013

Magnetism in nanoparticle LaCoO3

A. M. Durand, D. P. Belanger, F. Ye +4

LaCoO3 (LCO) nanoparticles were synthesized and their magnetic and structural properties were examined using SQUID magnetometery and neutron diffraction. The nanoparticles exhibit…

cond-mat.str-el2008

Magnetic switching and phase competition in the multiferroic antiferromagnet

F. Ye, Y. Ren, J. A. Fernandez-Baca +6

Elastic neutron scattering is used to study the spin correlations in the multiferroic with and 0.10. The noncollinear, incommensurate (ICM)…

cond-mat.str-el2007

Spin waves throughout the Brillouin zone and magnetic exchange coupling in ferromagnetic metallic manganites LaCaMnO ()

F. Ye, Pengcheng Dai, J. A. Fernandez-Baca +4

Using time-of-flight and triple-axis inelastic neutron spectroscopy, we determine spin wave excitations throughout the Brillouin zone for ferromagnetic manganites LaCaM…

cond-mat.str-el2011

A non-BCS mechanism for superconductivity in underdoped cuprates via attraction between spin vortices

P. A. Marchetti, F. Ye, Z. B. Su +1

We propose a non-BCS mechanism for superconductivity in hole-underdoped cuprates based on a gauge approach to the {\it t-J} model. The gluing force is an attraction between spin vo…

cond-mat.mtrl-sci2012

Successive magnetic phase transitions and multiferroicity in Spin-1 triangular lattice antiferromagnet BaNiNbO

J. Hwang, E. S. Choi, F. Ye +4

We report the magnetic and electric properties of BaNiNbO, which is a quasi-two-dimensional spin-1 triangular lattice antiferromagnet (TLAF) with trigonal structure. At…

cond-mat.dis-nn2006

Quasi-stationary criticality of the Order-Parameter of the d=3 Random-Field Ising Antiferromagnet Fe(0.85)Zn(0.15)F2: A Synchrotron X-ray Scattering Study

F. Ye, L. Zhou, S. A. Meyer +5

The critical exponent beta =0.17(1) for the three-dimensional random-field Ising model (RFIM) order parameter upon zero-field cooling (ZFC) has been determined using extinction-fre…

cond-mat.str-el2008

Inelastic neutron scattering studies of Crystal Field Levels in PrOsAs

Songxue Chi, Pengcheng Dai, T. Barnes +7

We use neutron scattering to study the Pr crystalline electric field (CEF) excitations in the filled skutterudite PrOsAs. By comparing the observed levels and the…

cond-mat.mtrl-sci2025

Swirling topological textures of polarization in bulk relaxor ferroelectrics

M. Eremenko, V. Krayzman, S. Gorfman +10

A complete understanding of the mechanisms for dielectric relaxation in relaxor ferroelectrics remains elusive. We used a structural refinement framework that integrates several ty…

cond-mat.str-el2025

Single Crystal Diffuse Neutron Scattering Study of the Dipole-Octupole Quantum Spin Ice Candidate CeZrO: No Apparent Octupolar Correlations Above K

E. M. Smith, R. Schäfer, J. Dudemaine +8

The insulating magnetic pyrochlore CeZrO has gained attention as a quantum spin ice candidate with dipole-octupole character arising from the crystal electric field gro…

cond-mat.mtrl-sci2023

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…

cond-mat.dis-nn2020

Fluctuation-Induced Interactions and the Spin Glass Transition in

P. G. LaBarre, D. Phelan, Y. Xin +6

We investigate the spin-glass transition in the strongly frustrated well-known compound . A remarkable feature of this transition, widely discussed in the literature, is…

cond-mat.mtrl-sci2020

Surface-induced linear magnetoresistance in antiferromagnetic topological insulator MnBi2Te4

X. Lei, L. Zhou, Z. Y. Hao +10

Through a thorough magneto-transport study of antiferromagnetic topological insulator MnBi2Te4 (MBT) thick films, a positive linear magnetoresistance (LMR) with a two-dimensional (…

cond-mat.str-el2014

Magnetic field-induced spontaneous polarization reversal in multiferroic MnCoWO

N. Poudel, K. -C. Liang, Y. -Q. Wang +5

The magnetic and ferroelectric properties of the multiferroic system MnCoWO (x=0.135, 0.15, and 0.17) are studied in magnetic fields oriented along the monocl…

cond-mat.str-el2007

Magnons in Ferromagnetic Metallic Manganites

Jiandi Zhang, F. Ye, Hao Sha +3

Ferromagnetic (FM) manganites, a group of likely half-metallic oxides, are of special interest not only because they are a testing ground of the classical doubleexchange interactio…

nlin.PS2010

Splitting broad beams into arrays of dissipative spatial solitons by material and virtual gratings

Y. J. He, B. A. Malomed, F. Ye +4

We elaborate two generic methods for producing two-dimensional (2D) spatial soliton arrays (SSAs) in the framework of the cubic-quintic (CQ) complex Ginzburg-Landau (CGL) model. Th…

cond-mat.str-el2022

Pressure dependence of the magnetic ground state in CePtSi2

S. E. Dissanayake, F. Ye, W. Tian +7

CePtSi2 was reported to exhibit an antiferromagnetic order below T*=1.8 K at ambient pressure, a valence state change at ~1.2 GPa, and superconductivity in the range between 1.4 an…

cond-mat.supr-con2011

Common Crystalline and Magnetic Structure of superconducting A2Fe4Se5

F. Ye, S. Chi, Wei Bao +6

Single crystal neutron diffraction study has been performed on new superconductor A2Fe4Se5, where A = Cs, K, (Tl,Rb) and (Tl,K), and the same Fe vacancy ordered crystal structure a…

cond-mat.dis-nn2002

Magnetic Vacancy Percolation in Dilute Antiferromagnets

W. C. Barber, F. Ye, D. P. Belanger +1

Neutron scattering experiments at the magnetic vacancy percolation threshold concentration, x_v, using the random-field Ising crystal Fe(0.76)Zn(0.24)F2, show stability of the tran…

cond-mat.str-el2012

The complex multiferroic phase diagram of MnCoWO

K. -C. Liang, Y. Q. Wang, Y. Y. Sun +5

The complete magnetic and multiferroic phase diagram of MnCoWO single crystals is investigated by means of magnetic, heat capacity, and polarization experiments.…

cond-mat.str-el2009

Electronic self-organization in the single-layer manganite

F. Ye, Songxue Chi, J. A. Fernandez-Baca +7

We use neutron scattering to investigate the doping evolution of the magnetic correlations in the single-layer manganite , away from the

cond-mat.str-el2015

Evolution of Magnetism in Single-Crystal Ca2Ru1-xIrxO4 (0< x <0.65)

S. J. Yuan, J. Terzic, J. C. Wang +4

We report structural, magnetic, transport and thermal properties of single-crystal Ca2Ru1-xIrxO4 (0 < x< 0.65). Ca2RuO4 is a structurally-driven Mott insulator with a metal-insulat…

physics.optics2023

Observation of linear and nonlinear light localization at the edges of moiré lattices

A. A. Arkhipova, Y. V. Kartashov, S. K. Ivanov +11

We observe linear and nonlinear light localization at the edges and in the corners of truncated moiré lattices created by the superposition of periodic mutually-twisted at Pythago…

cond-mat.str-el2026

Observation of Dipolar Spin-ice--like Correlations in the Quantum Spin Ice Candidate CeSnO

Bo Yuan, M. Powell, X. Liu +9

Ce-pyrochlores, CeXO (X = Sn, Hf, Zr), have gained much recent attention as new quantum spin ice (QSI) ground state candidates. Although the nearest-neighbor (NN) XYZ m…

cond-mat.str-el2011

Non-BCS superconductivity for underdoped cuprates by spin-vortex attraction

P. A. Marchetti, F. Ye, Z. B. Su +1

Within a gauge approach to the t-J model, we propose a new, non-BCS mechanism of superconductivity for underdoped cuprates. The gluing force of the superconducting mechanism is an…

physics.optics2010

Two-dimensional subwavelength plasmonic lattice solitons

F. Ye, D. Mihalache, B. Hu +1

We present a theoretical study of plasmonic lattice solitons (PLSs) formed in two-dimensional (2D) arrays of metallic nanowires embedded into a nonlinear medium with Kerr nonlinear…

cond-mat.mtrl-sci2023

NiSi: New venue for antiferromagnetic spintronics

P. Ghosh, J. Guo, F. Ye +5

Envisaging antiferromagnetic spintronics pivots on two key criteria of high transition temperature and tuning of underlying magnetic order using straightforward application of magn…

cond-mat.str-el2014

The effects of Co3O4 on the Structure and Unusual Magnetism of LaCoO3

A. M. Durand, T. J. Hamil, D. P. Belanger +5

Bulk La_wCoO3 particles with w=1.1, 1.0, 0.9, 0.8, and 0.7 were synthesized using starting materials with varying molar ratios of La2O3 and Co3O4. The resulting particles are chara…