60 citations · 256 across the 16 of their papers we have counts for
16 papers
Magneto-optical evidence of tilting effect in coupled Weyl bands
Seongphill Moon, Yuxuan Jiang, Jennifer Neu +4
Theories have revealed the universality of the band tilting effect in topological Weyl semimetals (WSMs) and its implications for the material's physical properties. However, the e…
Disorder-enriched magnetic excitations in the Kitaev quantum spin liquid candidate NaCoTeO
Li Xiang, Ramesh Dhakal, Mykhaylo Ozerov +9
Using optical magneto-spectroscopy, we investigate the magnetic excitations of NaCoTeO in a broad magnetic field range () at low tempe…
Revealing temperature evolution of the Dirac band in ZrTe via magneto-infrared spectroscopy
Yuxuan Jiang, Tianhao Zhao, Luojia Zhang +5
We report the temperature evolution of the Dirac band in semiconducting zirconium pentatelluride (ZrTe) using magneto-infrared spectroscopy. We find that the band gap is temper…
Landau quantization in tilted Weyl semimetals with broken symmetry
Luojia Zhang, Yuxuan Jiang, Dmitry Smirnov +1
Broken symmetry and tilting effects are ubiquitous in Weyl semimetals (WSMs). Therefore, it is crucial to understand their impacts on the materials' electronic and optical properti…
Unraveling the Topological Phase of ZrTe via Magneto-infrared Spectroscopy
Y. Jiang, J. Wang, T. Zhao +9
For materials near the phase boundary between weak and strong topological insulators (TIs), their band topology depends on the band alignment, with the inverted (normal) band corre…
Valley and Zeeman Splittings in Multilayer Epitaxial Graphene Revealed by Circular Polarization Resolved Magneto-infrared Spectroscopy
Y. Jiang, Z. Lu, J. Gigliotti +7
Circular polarization resolved magneto-infrared studies of multilayer epitaxial graphene (MEG) are performed using tunable quantum cascade lasers in high magnetic fields up to 17.5…
An epitaxial graphene platform for zero-energy edge state nanoelectronics
Vladimir S. Prudkovskiy, Yiran Hu, Yue Hu +16
Graphene's original promise to succeed silicon faltered due to pervasive edge disorder in lithographically patterned deposited graphene and the lack of a new electronics paradigm.…
Dirac energy spectrum and inverted band gap in metamorphic InAsSb/InSb superlattices
Sergey Suchalkin, Maksim Ermolaev, Tonica Valla +9
A Dirac-type energy spectrum was demonstrated in gapless ultra-short-period metamorphic InAsSb/InSb superlattices by angle-resolved photoemission spectroscopy (ARPES_ measurements.…
Magnetic field mixing and splitting of bright and dark excitons in monolayer MoSe2
Zhengguang Lu, Daniel Rhodes, Zhipeng Li +9
Monolayers of semiconducting transition metal dichalcogenides (TMDCs) with unique spin-valley contrasting properties and remarkably strong excitonic effects continue to be a subjec…
Landau quantization in coupled Weyl points: a case study of semimetal NbP
Y. Jiang, Z. L. Dun, S. Moon +4
Weyl semimetal (WSM) is a newly discovered quantum phase of matter that exhibits topologically protected states characterized by two separated Weyl points with linear dispersion in…
Chiral Landau levels in Weyl semimetal NbAs with multiple topological carriers
Xiang Yuan, Zhongbo Yan, Chaoyu Song +21
Recently, Weyl semimetals have been experimentally discovered in both inversion-symmetry-breaking and time-reversal-symmetry-breaking crystals. The non-trivial topology in Weyl sem…
Metamorphic InAs1-xSbx/InAs1-ySby superlattices with ultra-low bandgap as a Dirac material
Sergey Suchalkin, Gregory Belenky, Maksim Ermolaev +9
It was experimentally demonstrated that short-period metamorphic InAs1-xSbx/InAs1-ySby superlattices with ultra low bandgap have properties of a Dirac material. Cyclotron resonance…
Evidence for an excitonic insulator phase in a zero-gap InAs/GaSb bilayer
W. Yu, V. Clericò, C. Hernández Fuentevilla +16
Many-body interactions can produce novel ground states in a condensed-matter system. For example, interacting electrons and holes can spontaneously form excitons, a neutral bound s…
Probing the semiconductor to semimetal transition in InAs/GaSb double quantum wells by magneto-infrared spectroscopy
Y. Jiang, S. Thapa, G. D. Sanders +10
We perform a magneto-infrared spectroscopy study of the semiconductor to semimetal transition of InAs/GaSb double quantum wells from the normal to the inverted state. We show that…
Superconducting proximity effect in inverted InAs/GaSb quantum well structures with Ta electrodes
Wenlong Yu, Yuxuan Jiang, Chao Huan +5
We present our recent electronic transport results in top-gated InAs/GaSb quantum well hybrid structures with superconducting Ta electrodes. We show that the transport across the I…
Probing terahertz surface plasmon waves in graphene structures
Oleg Mitrofanov, Wenlong Yu, Robert J. Thompson +6
Epitaxial graphene mesas and ribbons are investigated using terahertz (THz) nearfield microscopy to probe surface plasmon excitation and THz transmission properties on the sub-wave…