Experimental signatures of quantum and topological states in frustrated magnetism
Frustration in magnetic materials arising from competing exchange interactions can prevent
the system from adopting long-range magnetic order and can instead lead to a diverse …
the system from adopting long-range magnetic order and can instead lead to a diverse …
Thermal Hall effects in quantum magnets
In the recent years, the thermal Hall transport has risen as an important diagnosis of the
physical properties of the elementary excitations in various quantum materials, especially …
physical properties of the elementary excitations in various quantum materials, especially …
Case for a Quantum Spin Liquid Ground State in the Dipole-Octupole Pyrochlore
The Ce 3+ pseudospin-1/2 degrees of freedom in the pyrochlore magnet Ce 2 Zr 2 O 7 are
known to possess dipole-octupole character, making it a candidate for novel quantum spin …
known to possess dipole-octupole character, making it a candidate for novel quantum spin …
Quantum spin ice response to a magnetic field in the dipole-octupole pyrochlore
The pyrochlore magnet Ce 2 Zr 2 O 7 has attracted much attention as a quantum spin ice
candidate whose novelty derives in part from the dipolar-octupolar nature of the Ce 3+ …
candidate whose novelty derives in part from the dipolar-octupolar nature of the Ce 3+ …
Probing octupolar hidden order via Janus impurities
Quantum materials with non-Kramers doublets are a fascinating venue to realize multipolar
hidden orders. Impurity probes which break point group symmetries, such as implanted …
hidden orders. Impurity probes which break point group symmetries, such as implanted …
Symmetry fractionalization in the gauge mean-field theory of quantum spin ice
F Desrochers, LE Chern, YB Kim - Physical Review B, 2023 - APS
Symmetry fractionalization is a ubiquitous feature of topologically ordered states that can be
used to classify different symmetry-enriched topological phases and reveal some of their …
used to classify different symmetry-enriched topological phases and reveal some of their …
study of the dipole-octupole quantum spin ice candidate
The Ce 3+ pseudospin-1/2 degrees of freedom in Ce 2 Zr 2 O 7 possess both dipolar and
octupolar character which enables the possibility of novel quantum spin liquid ground states …
octupolar character which enables the possibility of novel quantum spin liquid ground states …
Spectroscopic signatures of fractionalization in octupolar quantum spin ice
F Desrochers, YB Kim - Physical Review Letters, 2024 - APS
Recent investigations on the dipolar-octupolar compounds Ce 2 Zr 2 O 7 and Ce 2 Sn 2 O 7
suggest that they may stabilize so-called π-flux octupolar quantum spin ice (π-O-QSI), a …
suggest that they may stabilize so-called π-flux octupolar quantum spin ice (π-O-QSI), a …
Magnetic field effects in an octupolar quantum spin liquid candidate
Quantum spin liquid (QSL) is a disordered state of quantum-mechanically entangled spins
commonly arising from frustrated magnetic dipolar interactions. However, QSL in some …
commonly arising from frustrated magnetic dipolar interactions. However, QSL in some …
Dipolar Spin Ice Regime Proximate to an All-In-All-Out Néel Ground State in the Dipolar-Octupolar Pyrochlore
The dipolar-octupolar (DO) pyrochlores, R 2 M 2 O 7 (R= Ce, Sm, Nd), are key players in the
search for realizable novel quantum spin liquid (QSL) states as a large parameter space …
search for realizable novel quantum spin liquid (QSL) states as a large parameter space …