123 citations · 354 across the 26 of their papers we have counts for
28 papers
Emergent Surface Kondo Flat Band Driven by Competing Interactions in a Topological Ferromagnet
Nazar Zaremba, Susmita Changdar, Haojie Guo +28
A central goal of modern condensed matter physics is to uncover new quantum states of matter arising from the intertwined effects of strong electron correlations, magnetism, and ba…
Quantifying quasiparticle chirality in a chiral topological semimetal
Jiaju Wang, Jaime Sánchez-Barriga, Amit Kumar +17
Recently, the projection of the electron's spin on its crystal momentum has been proposed as a metric to quantify electronic chirality of Bloch states in crystals, which is expecte…
Control of the MoTe Fermi Surface by Nb Doping
Andrew P. Weber, Iñigo Robredo, Philipp Rüssmann +8
Ab initio calculations and angle-resolved photoemission experiments show that the bulk and surface electronic structure of Weyl semimetal candidate MoTe changes significantly b…
Emergent heavy-fermion physics in a new family of topological insulators RAsS (R = Y, La, and Sm)
Iñigo Robredo, Yuan Fang, Lei Chen +10
Realizing topological phases in strongly correlated materials has become a major impetus in condensed matter physics. Although many compounds are now classified as topological insu…
Concurrent Multifractality and Anomalous Hall Response in the Nodal Line Semimetal FeGeTe Near Localization
Subramanian Mathimalar, Ambikesh Gupta, Yotam Roet +19
Topological states of matter exhibit unique protection against scattering by disorder. Different topological classes exhibit distinct forms and degrees of protection. Here, we inve…
Origins of the anomalous Hall conductivity in the symmetry enforced Fe3GeTe2 nodal-line ferromagnet
Mikel García-Díez, Haim Beidenkopf, Iñigo Robredo +1
FeGeTe 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…
Spin-to-charge conversion in orthorhombic RhSi topological semimetal crystalline thin films
Surya N. Panda, Qun Yang, Darius Pohl +10
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…
New magnetic topological materials from high-throughput search
Iñigo Robredo, Yuanfeng Xu, Yi Jiang +5
We conducted a high-throughput search for topological magnetic materials on 522 new, experimentally reported commensurate magnetic structures from MAGNDATA, doubling the number of…
Multifold topological semimetals
Iñigo Robredo, Niels Schröeter, Claudia Felser +3
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 C…
Magnetic Weyl-Kondo semimetals induced by quantum fluctuations
Yuan Fang, Lei Chen, Andrey Prokofiev +5
Weyl-Kondo semimetals are strongly correlated topological semimetals that develop through the cooperation of the Kondo effect with space group symmetries. The Kondo effect, capturi…
Controllable orbital angular momentum monopoles in chiral topological semimetals
Yun Yen, Jonas A. Krieger, Mengyu Yao +15
The emerging field of orbitronics aims at generating and controlling currents of electronic orbital angular momentum (OAM) for information processing. Structurally chiral topologic…
Topology of SmB6 revisited by means of topological quantum chemistry
Mikel Iraola, Iñigo Robredo, TItus Neupert +3
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 s…
Monopole-like orbital-momentum locking and the induced orbital transport in topological chiral semimetals
Qun Yang, Jiewen Xiao, Iñigo Robredo +3
The interplay between chirality and topology nurtures many exotic electronic properties. For instance, topological chiral semimetals display multifold chiral fermions that manifest…
Axion Topology in Photonic Crystal Domain Walls
Chiara Devescovi, Antonio Morales-Pérez, Yoonseok Hwang +6
Axion insulators are 3D magnetic higher-order topological insulators protected by inversion-symmetry that exhibit hinge-localized chiral channels and induce quantized topological m…
Atomically Sharp Internal Interface in a Chiral Weyl Semimetal Nanowire
Nitish Mathur, Fang Yuan, Guangming Cheng +7
Internal interfaces in Weyl semimetals (WSMs) are predicted to host distinct topological features that are different from the commonly studied external interfaces (crystal-to-vacuu…
Large anomalous Hall, Nernst effect and topological phases in the 3d-4d/5d based oxide double perovskites
Kartik Samanta, Jonathan Noky, Iñigo Robredo +3
Magnetic topological quantum materials are attracting considerable attention owing to their potential technological applications. However, only a small number of these materials ha…
Unconventional charge-to-spin conversions in graphene/MoTe2 van der Waals heterostructures
Nerea Ontoso, C. K. Safeer, Franz Herling +9
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 wi…
Parallel spin-momentum locking in a chiral topological semimetal
Jonas A. Krieger, Samuel Stolz, Inigo Robredo +23
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 ortho…
Berry curvature induced anomalous Hall conductivity in magnetic topological oxide double perovskite Sr2FeMoO6
Tirthankar Chakraborty, Kartik Samanta, Satya N. Guin +7
Oxide materials exhibit several novel structural, magnetic, and electronic properties. Their stability under ambient conditions, easy synthesis, and high transition temperatures pr…
Transport signatures of Fermi arcs at twin boundaries in Weyl materials
Sahal Kaushik, Iñigo Robredo, Nitish Mathur +4
One of the most striking signatures of Weyl fermions is their surface Fermi arcs. Less known is that Fermi arcs can also be localized at internal twin boundaries where two Weyl mat…
Spin-momentum locking from topological quantum chemistry: applications to multifold fermions
Mao Lin, Iñigo Robredo, Niels B. M. Schröter +3
In spin-orbit coupled crystals, symmetries can protect multifold degeneracies with large Chern numbers and Brillouin zone spanning topological surface states. In this work, we expl…
Theoretical study of topological properties of ferromagnetic pyrite CoS
Iñigo Robredo, Niels B. M. Schröter, Armando Reyes-Serrato +4
Since the discovery of the first topological material 15 years ago, the search for material realizations of novel topological phases has become the driving force of the field. Whil…
Cubic 3D Chern photonic insulators with orientable large Chern vectors
Chiara Devescovi, Mikel García-Díez, Iñigo Robredo +5
Time Reversal Symmetry (TRS) broken topological phases provide gapless surface states protected by topology, regardless of additional internal symmetries, spin or valley degrees of…
Cubic Hall viscosity in three-dimensional topological semimetals
Iñigo Robredo, Pranav Rao, Fernando de Juan +5
The nondissipative (Hall) viscosity is known to play an interesting role in two-dimensional (2D) topological states of matter, in the hydrodynamic regime of correlated materials, a…