Orbital moments can form a symmetry-protected altermagnetic order with d-wave momentum splitting, predicted in CuBr2, VS2, MoO, and CrO monolayers.
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Hyperspatial projections of decorated Ammann-Beenker and Penrose lattices host interaction-induced Néel order that realizes g-wave and h-wave altermagnetism compatible with quasicrystalline symmetries.
TbB4 hosts component-resolved mixed-parity spin textures in a 3D compensated magnet, with p/f-wave odd parity in-plane and d-wave even parity out-of-plane, driven by staggered Berry phase from scalar spin chirality.
Crystalline antiunitary symmetry in altermagnets selects pairing that produces robust nodal topological superconducting phases with Majorana flat bands and chiral edge states.
A driven-dissipative altermagnetic magnon bath generates an extended LLG equation with two spatially nonlocal anisotropic damping terms, one non-Markovian, for controlling classical spin dynamics in AMI/FI bilayers.
An inhomogeneous altermagnetic interlayer in a Josephson junction produces enhanced critical current and spin-polarized supercurrent at π misorientation of Néel vectors through cancellation of pair-breaking oscillations.
Spin accumulation electrically injects a vector magnon spin current into altermagnets with a transverse component enhanced by two orders of magnitude due to broken PT symmetry, providing a transport signature to distinguish them from conventional antiferromagnets.
A newly made organic salt shows canted antiferromagnetic order at 14 K and band calculations reveal spin splitting, establishing it as the second altermagnet candidate among κ-type BEDT-TTF conductors after κ-Cl.
Altermagnets host a giant nonperturbative magnetic orbital Hall effect that generates collinear orbital currents capable of switching perpendicular magnetization without external fields.
Cs1-δV2Te2O hosts hidden altermagnetism consisting of spatially alternating altermagnetic layers whose local spin polarizations are verified by spin-resolved ARPES.
Theoretical proposal for magnetic-field-free deterministic Néel vector switching in d-wave altermagnets using octupole torque from current-induced multipole injection in bilayers.
Checkerboard-lattice Hubbard electrons are unstable to weak-coupling altermagnetism whose magnons display alternating chirality splitting.
A new equivariant space group framework constructs magnetic Hamiltonians with explicit dependence on magnetic order orientation n, enabling analysis of dynamics-driven topological pumping and ab-initio modeling of real materials.
Cobalt doping converts FeSb2 into a metallic altermagnet with infrared-visible spin-split bands persisting to room temperature.
Linearly polarized light induces spin-selective topological phase transitions in d-wave altermagnets, with quantized thermal and electrical Hall responses satisfying the Wiedemann-Franz law.
Graphene antidot superlattices develop interaction-induced i-wave altermagnetic spin splitting from their intrinsic magnetic instability.
2D spin-antiferroelectric altermagnets such as monolayer (CoCl)2Te are predicted to show giant spin splitting with spin currents switchable by in-plane electric field angle when hole-doped or gate polarity when electron-doped.
Monolayer CrCX3 and Janus Cr2C2S3Se3 compounds realize 2D higher-order topological insulator phases protected by C3 symmetry, hosting corner states with fractional charges even under spin-orbit coupling.
PT-symmetric antiferromagnets with hidden dipoles allow electric fields to induce up to 20 meV chiral magnon splitting in Cr2CCl2 and Cr2CBr2, enabling reversible switching of magnon spin currents.
Symmetry analysis predicts anisotropic thermomagnonic torques in insulating altermagnets that induce domain-wall precession and direction-selective skyrmion motion under temperature gradients.
Rotated anisotropic Fermi surfaces generate a continuous, non-quantized transverse conductivity in 2D via broken mirror symmetry alone.
Planar magnetotransport yields distinct quantum-geometric fingerprints of d-, g-, and i-wave altermagnetic order via magnetic-field-induced Berry curvature and quantum metric susceptibilities.
Field-free transverse Josephson diode effect and unidirectional transverse supercurrents are predicted in four-terminal junctions made of an altermagnet and Rashba spin-orbit coupled region.
Low-field domain selection in CeNiAsO enables giant reversible in-plane resistivity anisotropy up to 35 percent in both Néel and spin-density-wave phases.
citing papers explorer
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Orbital Altermagnetism in Two Dimensions
Orbital moments can form a symmetry-protected altermagnetic order with d-wave momentum splitting, predicted in CuBr2, VS2, MoO, and CrO monolayers.
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Unconventional Altermagnetism in Quasicrystals: A Hyperspatial Projective Construction
Hyperspatial projections of decorated Ammann-Beenker and Penrose lattices host interaction-induced Néel order that realizes g-wave and h-wave altermagnetism compatible with quasicrystalline symmetries.
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Unconventional Mixed-Parity Magnetism in Rare-Earth Tetraborides
TbB4 hosts component-resolved mixed-parity spin textures in a 3D compensated magnet, with p/f-wave odd parity in-plane and d-wave even parity out-of-plane, driven by staggered Berry phase from scalar spin chirality.
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Nodal Topological Superconductivity Driven by Crystalline Antiunitary Symmetry in Altermagnets
Crystalline antiunitary symmetry in altermagnets selects pairing that produces robust nodal topological superconducting phases with Majorana flat bands and chiral edge states.
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Engineering a driven-dissipative bath of altermagnetic quantum magnons for controlling classical dynamics of spins hosting spin waves, domain walls, or skyrmions
A driven-dissipative altermagnetic magnon bath generates an extended LLG equation with two spatially nonlocal anisotropic damping terms, one non-Markovian, for controlling classical spin dynamics in AMI/FI bilayers.
-
Spin-polarized Josephson current induced by inhomogeneous altermagnetic interlayers
An inhomogeneous altermagnetic interlayer in a Josephson junction produces enhanced critical current and spin-polarized supercurrent at π misorientation of Néel vectors through cancellation of pair-breaking oscillations.
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Vector Magnonics: Electrical Injection and Control of Spin Flow in Altermagnets
Spin accumulation electrically injects a vector magnon spin current into altermagnets with a transverse component enhanced by two orders of magnitude due to broken PT symmetry, providing a transport signature to distinguish them from conventional antiferromagnets.
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The second altermagnet candidate in organic conductors: $\kappa$-(BEDT-TTF)$_2$$m$-HOOCC$_6$H$_4$SO$_3$
A newly made organic salt shows canted antiferromagnetic order at 14 K and band calculations reveal spin splitting, establishing it as the second altermagnet candidate among κ-type BEDT-TTF conductors after κ-Cl.
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Nonperturbative Magnetic Orbital Hall Effect in Altermagnets
Altermagnets host a giant nonperturbative magnetic orbital Hall effect that generates collinear orbital currents capable of switching perpendicular magnetization without external fields.
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Observation of hidden altermagnetism in Cs$_{1-\delta}$V$_2$Te$_2$O
Cs1-δV2Te2O hosts hidden altermagnetism consisting of spatially alternating altermagnetic layers whose local spin polarizations are verified by spin-resolved ARPES.
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Deterministic N\'eel vector switching of altermagnets via magnetic octupole torque
Theoretical proposal for magnetic-field-free deterministic Néel vector switching in d-wave altermagnets using octupole torque from current-induced multipole injection in bilayers.
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Weak-coupling altermagnetism and chiral magnetic excitations in a checkerboard lattice
Checkerboard-lattice Hubbard electrons are unstable to weak-coupling altermagnetism whose magnons display alternating chirality splitting.
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Equivariant Space Group and Hamiltonian for Collinear Magnetic Systems
A new equivariant space group framework constructs magnetic Hamiltonians with explicit dependence on magnetic order orientation n, enabling analysis of dynamics-driven topological pumping and ab-initio modeling of real materials.
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From Narrow-gap Semiconductor to Metallic Altermagnet: Optical Fingerprints of Co-Doped FeSb2
Cobalt doping converts FeSb2 into a metallic altermagnet with infrared-visible spin-split bands persisting to room temperature.
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Light-Induced Topological Phase Transitions and Anomalous Thermal Transport in d-Wave Altermagnets
Linearly polarized light induces spin-selective topological phase transitions in d-wave altermagnets, with quantized thermal and electrical Hall responses satisfying the Wiedemann-Franz law.
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Intrinsic i-wave altermagnetism in 2D graphene superlattices
Graphene antidot superlattices develop interaction-induced i-wave altermagnetic spin splitting from their intrinsic magnetic instability.
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Two-Dimensional Spin-Antiferroelectric Altermagnets with Giant Spin Splitting: From Model to Material Realization
2D spin-antiferroelectric altermagnets such as monolayer (CoCl)2Te are predicted to show giant spin splitting with spin currents switchable by in-plane electric field angle when hole-doped or gate polarity when electron-doped.
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Higher-order topological insulators in two-dimensional antiferromagnetic and altermagnetic chromium-based group-IV chalcogenides
Monolayer CrCX3 and Janus Cr2C2S3Se3 compounds realize 2D higher-order topological insulator phases protected by C3 symmetry, hosting corner states with fractional charges even under spin-orbit coupling.
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Electric-Switchable Chiral Magnons in PT-Symmetric Antiferromagnets
PT-symmetric antiferromagnets with hidden dipoles allow electric fields to induce up to 20 meV chiral magnon splitting in Cr2CCl2 and Cr2CBr2, enabling reversible switching of magnon spin currents.
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Thermomagnonic Torques in Insulating Altermagnets
Symmetry analysis predicts anisotropic thermomagnonic torques in insulating altermagnets that induce domain-wall precession and direction-selective skyrmion motion under temperature gradients.
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Transverse response from anisotropic Fermi surfaces
Rotated anisotropic Fermi surfaces generate a continuous, non-quantized transverse conductivity in 2D via broken mirror symmetry alone.
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Quantum-Geometric Fingerprints of Altermagnetic Order in Planar Magnetotransport
Planar magnetotransport yields distinct quantum-geometric fingerprints of d-, g-, and i-wave altermagnetic order via magnetic-field-induced Berry curvature and quantum metric susceptibilities.
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Giant field-free transverse Josephson diode effect in altermagnets
Field-free transverse Josephson diode effect and unidirectional transverse supercurrents are predicted in four-terminal junctions made of an altermagnet and Rashba spin-orbit coupled region.
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Sub-spin-flop switching of a fully compensated antiferromagnet by magnetic field
Low-field domain selection in CeNiAsO enables giant reversible in-plane resistivity anisotropy up to 35 percent in both Néel and spin-density-wave phases.
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Spin Quadrupolar orders in $d$-wave Unconventional Magnetism
A weak crystal potential in d-wave altermagnets induces real-space spin quadrupolar order without unit cell enlargement.
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Perfect spin nonreciprocity in gated superconducting altermagnetic heterostructures
Gating a finite normal region between a superconducting altermagnet and a metallic reservoir produces perfect nonreciprocal spin and charge currents with tunable polarity via gate voltage and region length.
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Topological nontrivial berry phase in altermagnet CrSb
CrSb shows a nontrivial Berry phase approaching π from SdH oscillations and DFT band calculations, supporting topological semimetal states in this altermagnet.
- Topological Ising superconductivity in two-dimensional p-wave magnet
- Ferroelectric Band Twinning from Pair-State Symmetry