314 citations · 944 across the 19 of their papers we have counts for
14 papers · 1 filter
Exploring the apparent violation of the Mott relation in a noncentrosymmetric kagome ferromagnet
Benjamin Kostroun, Tomoya Asaba, Sean M. Thomas +4
In magnetic topological materials, time-reversal symmetry breaking gives rise to topological point and line nodes with distinctive signatures in the anomalous Hall and anomalous Ne…
Quantum oscillations in the heat capacity of Kondo insulator YbB12
Kuan-Wen Chen, Yuan Zhu, Danilo Ratkovski +12
We observe the magnetic quantum oscillation in the heat capacity of the Kondo insulator YbB. The frequency of these oscillations T, aligns with findings from magne…
Hall anomaly, Quantum Oscillations and Possible Lifshitz Transitions in Kondo Insulator YbB: Evidence for Unconventional Charge Transport
Ziji Xiang, Kuan-Wen Chen, Lu Chen +10
In correlated electronic systems, strong interactions and the interplay between different degrees of freedom may give rise to anomalous charge transport properties, which can be tu…
Colossal anomalous Nernst effect in a correlated noncentrosymmetric kagome ferromagnet
T. Asaba, V. Ivanov, S. M. Thomas +4
Analogous to the Hall effect, the Nernst effect is the generation of a transverse voltage due to a temperature gradient in the presence of a perpendicular magnetic field. The Nerns…
Unusual high-field metal in a Kondo insulator
Ziji Xiang, Lu Chen, Kuan-Wen Chen +11
Within condensed-matter systems, strong electronic interactions often lead to exotic quantum phases. A recent manifestation of this is the unexpected observation of magnetic quantu…
Large Tunable Anomalous Hall Effect in the Kagom Antiferromagnet URuAl
T. Asaba, Ying Su, M. Janoschek +5
The Berry curvature in magnetic systems is attracting interest due to the potential tunability of topological features via the magnetic structure. -electrons, with their large s…
Evidence for a pressure-induced antiferromagnetic quantum critical point in intermediate valence UTe2
S. M. Thomas, F. B. Santos, M. H. Christensen +7
UTe is a recently discovered unconventional superconductor that has attracted much interest due to its many intriguing properties - a large residual density-of-states in the su…
Quantum spin liquids by geometric lattice design
Xiaoran Liu, T. Asaba, Qinghua Zhang +12
On a lattice composed of triangular plaquettes where antiferromagnetic exchange interactions between localized spins cannot be simultaneously satisfied, the system becomes geometri…
Unconventional thermal metallic state of charge-neutral fermions in an insulator
Y. Sato, Z. Xiang, Y. Kasahara +13
Quantum oscillations (QOs) in transport and thermodynamic parameters at high magnetic fields are an unambiguous signature of the Fermi surface, the defining characteristic of a met…
Quantum Oscillations of Electrical Resistivity in an Insulator
Z. Xiang, Y. Kasahara, T. Asaba +13
In metals, orbital motions of conduction electrons on the Fermi surface are quantized in magnetic fields, which is manifested by quantum oscillations in electrical resistivity. Thi…
Bulk Rotational Symmetry Breaking in Kondo Insulator SmB6
Z. Xiang, B. Lawson, T. Asaba +5
Kondo insulator samarium hexaboride (SmB6) has been intensely studied in recent years as a potential candidate of a strongly correlated topological insulator. One of the most excit…
Hysteretic Magnetotransport in SmB6 at Low Magnetic Fields
Yun Suk Eo, Steven Wolgast, Teoman Ozturk +12
Utilizing Corbino disc structures, we have examined the magnetic field response of resistivity for the surface states of SmB6 on different crystalline surfaces at low temperatures.…
Magnetotransport Measurements of the Surface States of Samarium Hexaboride using Corbino Structures
Steven Wolgast, Yun Suk Eo, Teoman Ozturk +12
The recent conjecture of a topologically-protected surface state in SmB and the verification of robust surface conduction below 4 K have prompted a large effort to understand t…
Quantum oscillations in Kondo Insulator SmB
G. Li, Z. Xiang, F. Yu +15
In Kondo insulator samarium hexaboride SmB, strong correlation and band hybridization lead to an insulating gap and a diverging resistance at low temperature. The resistance di…