Iñigo Robredo
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View article: New magnetic topological materials from high-throughput search
New magnetic topological materials from high-throughput search Open
We conducted a high-throughput search for topological magnetic materials across 522 new, experimentally reported commensurate magnetic structures from MAGNDATA, doubling the number of available materials on the Topological Magnetic Materia…
View article: Direct Evidence of Topological Dirac Fermions in a Low Carrier Density Correlated 5d Oxide
Direct Evidence of Topological Dirac Fermions in a Low Carrier Density Correlated 5d Oxide Open
The convergence of crystalline symmetry, spin‐orbit coupling (SOC), and electron correlations provides a powerful route to realizing quantum states with nontrivial topology and exotic transport responses. Here, the discovery of a topologic…
View article: Origins of the anomalous Hall conductivity in the symmetry enforced Fe<sub>3</sub>GeTe<sub>2</sub> nodal-line ferromagnet
Origins of the anomalous Hall conductivity in the symmetry enforced Fe<sub>3</sub>GeTe<sub>2</sub> nodal-line ferromagnet Open
Fe 3 GeTe 2 has gained attention in the condensed matter community for its potential to be exfoliated into thin films with ferromagnetic (FM) order, thanks to its van der Waals layered structure and significant intrinsic anomalous Hall con…
View article: Emergent heavy-fermion physics in a new family of topological insulators RAsS (R = Y, La, and Sm)
Emergent heavy-fermion physics in a new family of topological insulators RAsS (R = Y, La, and Sm) Open
Realizing topological phases in strongly correlated materials has become a major impetus in condensed matter physics. Although many compounds are now classified as topological insulators, $f$-electron systems (with their strong electron co…
View article: Spin-to-Charge Conversion in Orthorhombic RhSi Crystalline Thin Films
Spin-to-Charge Conversion in Orthorhombic RhSi Crystalline Thin Films Open
The rise of nonmagnetic topological semimetals, which provide a promising platform for observing and controlling various spin-orbit effects, has led to significant advancements in the field of topological spintronics. RhSi exists in two di…
View article: Direct control of electron spin at an intrinsically chiral surface for highly efficient oxygen reduction reaction
Direct control of electron spin at an intrinsically chiral surface for highly efficient oxygen reduction reaction Open
The oxygen reduction reaction (ORR) in acidic media suffers from sluggish kinetics, primarily due to the spin-dependent electron transfer involved. The direct generation of spin-polarized electrons at catalytic surfaces remains elusive, an…
View article: Transport signatures of Fermi arcs at twin boundaries in Weyl materials
Transport signatures of Fermi arcs at twin boundaries in Weyl materials Open
One of the most striking signatures of Weyl fermions in solid-state systems is their surface Fermi arcs. Fermi arcs can also be localized at internal twin boundaries where two Weyl materials of opposite chirality meet. In this work, we der…
View article: Origins of the anomalous Hall conductivity in the symmetry enforced Fe3GeTe2 nodal-line ferromagnet
Origins of the anomalous Hall conductivity in the symmetry enforced Fe3GeTe2 nodal-line ferromagnet Open
Fe$_3$GeTe$_2$ has gained attention in the condensed matter community for its potential to be exfoliated into thin films with ferromagnetic (FM) order, thanks to its van der Waals layered structure and significant intrinsic anomalous Hall …
View article: Spin-to-charge conversion in orthorhombic RhSi topological semimetal crystalline thin films
Spin-to-charge conversion in orthorhombic RhSi topological semimetal crystalline thin films Open
The rise of non-magnetic topological semimetals, which provide a promising platform for observing and controlling various spin-orbit effects, has led to significant advancements in the field of topological spintronics. RhSi exists in two d…
View article: New magnetic topological materials from high-throughput search
New magnetic topological materials from high-throughput search Open
We conducted a high-throughput search for topological magnetic materials on 522 new, experimentally reported commensurate magnetic structures from MAGNDATA, doubling the number of available materials on the Topological Magnetic Materials d…
View article: Topology of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>SmB</mml:mi><mml:mn>6</mml:mn></mml:msub></mml:math> revisited by means of topological quantum chemistry
Topology of revisited by means of topological quantum chemistry Open
The mixed-valence compound SmB6 with partially filled samarium 4f flat bands hybridizing with 5d conduction bands is a paramount example of a correlated topological heavy-fermion system. In this study, we revisit the topology of SmB6 withi…
View article: Multifold topological semimetals
Multifold topological semimetals Open
The discovery of topological semimetals with multifold band crossings has opened up a new and exciting frontier in the field of topological physics. These materials exhibit large Chern numbers, leading to long double Fermi arcs on their su…
View article: Multifold topological semimetals
Multifold topological semimetals Open
The discovery of topological semimetals with multifold band crossings has opened up a new and exciting frontier in the field of topological physics. These materials exhibit large Chern numbers, leading to long double Fermi arcs on their su…
View article: Designing giant Hall response in layered topological semimetals
Designing giant Hall response in layered topological semimetals Open
Noncoplanar magnets are excellent candidates for spintronics. Particularly important are those with clear electrical transport signatures that can simplify data readout – however, such materials are difficult to find, and even more so to i…
View article: Controllable orbital angular momentum monopoles in chiral topological semimetals
Controllable orbital angular momentum monopoles in chiral topological semimetals Open
The emerging field of orbitronics aims at generating and controlling currents of electronic orbital angular momentum (OAM) for information processing. Structurally chiral topological crystals could be particularly suitable orbitronic mater…
View article: Monopole-like orbital-momentum locking and the induced orbital transport in topological chiral semimetals
Monopole-like orbital-momentum locking and the induced orbital transport in topological chiral semimetals Open
The interplay between chirality and topology nurtures many exotic electronic properties. For instance, topological chiral semimetals display multifold chiral fermions that manifest nontrivial topological charge and spin texture. They are a…
View article: Topology of SmB6 revisited by means of topological quantum chemistry
Topology of SmB6 revisited by means of topological quantum chemistry Open
The mixed-valence compound SmB6 with partially filled samarium 4f flat bands hybridizing with 5d conduction bands is a paramount example of a correlated topological heavy-fermion system. In this study we revisit the topology of SmB6 with t…
View article: Axion Topology in Photonic Crystal Domain Walls
Axion Topology in Photonic Crystal Domain Walls Open
Axion insulators are 3D magnetic higher-order topological insulators protected by inversion symmetry that exhibit hinge-localized chiral channels and induce quantized topological magnetoelectric effects. Recent research has suggested that …
View article: Large anomalous Hall, Nernst effect and topological phases in the 3d-4d/5d-based oxide double perovskites
Large anomalous Hall, Nernst effect and topological phases in the 3d-4d/5d-based oxide double perovskites Open
Magnetism and spin-orbit coupling are two fundamental and interconnected properties of oxide materials, that can give rise to various topological transport phenomena, including anomalous Hall and anomalous Nernst effects. These transport r…
View article: Monopole-like orbital-momentum locking and the induced orbital transport in topological chiral semimetals
Monopole-like orbital-momentum locking and the induced orbital transport in topological chiral semimetals Open
The interplay between chirality and topology nurtures many exotic electronic properties. For instance, topological chiral semimetals display multifold chiral fermions that manifest nontrivial topological charge and spin texture. They are a…
View article: Axion Topology in Photonic Crystal Domain Walls
Axion Topology in Photonic Crystal Domain Walls Open
Axion insulators are 3D magnetic higher-order topological insulators protected by inversion-symmetry that exhibit hinge-localized chiral channels and induce quantized topological magnetoelectric effects. Recent research has suggested that …
View article: Atomically Sharp Internal Interface in a Chiral Weyl Semimetal Nanowire
Atomically Sharp Internal Interface in a Chiral Weyl Semimetal Nanowire Open
Internal interfaces in Weyl semimetals (WSMs) are predicted to host distinct topological features that are different from the commonly studied external interfaces (crystal-to-vacuum boundaries). However, the lack of atomically sharp and cr…
View article: Large anomalous Hall, Nernst effect and topological phases in the 3d-4d/5d based oxide double perovskites
Large anomalous Hall, Nernst effect and topological phases in the 3d-4d/5d based oxide double perovskites Open
Magnetic topological quantum materials are attracting considerable attention owing to their potential technological applications. However, only a small number of these materials have been experimentally realized, thereby giving rise to the…
View article: Unconventional charge-to-spin conversions in graphene/MoTe2 van der Waals heterostructures
Unconventional charge-to-spin conversions in graphene/MoTe2 van der Waals heterostructures Open
Spin-charge interconversion (SCI) is a central phenomenon to the development of spintronic devices from materials with strong spin-orbit coupling (SOC). In the case of materials with high crystal symmetry, the only allowed SCI processes ar…
View article: Parallel spin-momentum locking in a chiral topological semimetal
Parallel spin-momentum locking in a chiral topological semimetal Open
Spin-momentum locking in solids describes a directional relationship between the electron's spin angular momentum and its linear momentum over the entire Fermi surface. While orthogonal spin-momentum locking, such as Rashba spin-orbit coup…