Birui Yang
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View article: Time-domain signatures of distinct correlated insulators in a moiré superlattice
Time-domain signatures of distinct correlated insulators in a moiré superlattice Open
View article: Time-Domain Signatures of Distinct Correlated Insulators in a Moiré Superlattice
Time-Domain Signatures of Distinct Correlated Insulators in a Moiré Superlattice Open
Among expanding discoveries of quantum phases in moiré superlattices, correlated insulators stand out as both the most stable and most commonly observed. Despite the central importance of these states in moiré physics, little is known abou…
View article: Coherent Modulation of Two-Dimensional Moiré States with On-Chip THz Waves
Coherent Modulation of Two-Dimensional Moiré States with On-Chip THz Waves Open
Van der Waals (vdW) structures of two-dimensional materials host a broad range of physical phenomena. New opportunities arise if different functional layers may be remotely modulated or coupled in a device structure. Here we demonstrate th…
View article: Two-Dimensional Moiré Polaronic Electron Crystals
Two-Dimensional Moiré Polaronic Electron Crystals Open
Two-dimensional moiré materials have emerged as the most versatile platform for realizing quantum phases of electrons. Here, we explore the stability origins of correlated states in WSe_{2}/WS_{2} moiré superlattices. We find that ultrafas…
View article: Quasi-phase-matched up- and down-conversion in periodically poled layered semiconductors
Quasi-phase-matched up- and down-conversion in periodically poled layered semiconductors Open
Nonlinear optics lies at the heart of classical and quantum light generation. The invention of periodic poling revolutionized nonlinear optics and its commercial applications by enabling robust quasi-phase-matching in crystals such as lith…
View article: Visualizing moiré ferroelectricity via plasmons and nano-photocurrent in graphene/twisted-WSe2 structures
Visualizing moiré ferroelectricity via plasmons and nano-photocurrent in graphene/twisted-WSe2 structures Open
Ferroelectricity, a spontaneous and reversible electric polarization, is found in certain classes of van der Waals (vdW) materials. The discovery of ferroelectricity in twisted vdW layers provides new opportunities to engineer spatially de…
View article: Visualizing moiré ferroelectricity via plasmons and nano-photocurrent in graphene/twisted-WSe2 structures
Visualizing moiré ferroelectricity via plasmons and nano-photocurrent in graphene/twisted-WSe2 structures Open
Ferroelectricity, a spontaneous and reversible electric polarization, is found in certain classes of van der Waals (vdW) material heterostructures. The discovery of ferroelectricity in twisted vdW layers provides new opportunities to engin…
View article: Two-Dimensional Moiré Polaronic Electron Crystals
Two-Dimensional Moiré Polaronic Electron Crystals Open
Two-dimensional moiré materials have emerged as the most versatile platforms for realizing quantum phases of electrons. Here, we explore the stability origins of correlated states in WSe2/WS2 moiré superlattices. We find that ultrafast ele…
View article: Visualizing delocalized correlated electronic states in twisted double bilayer graphene
Visualizing delocalized correlated electronic states in twisted double bilayer graphene Open
View article: Ultrahigh-resolution scanning microwave impedance microscopy of moiré lattices and superstructures
Ultrahigh-resolution scanning microwave impedance microscopy of moiré lattices and superstructures Open
Local conductance behavior of various moiré lattices, moiré superstructures, and Kagome-like moiré are resolved down to sub–5 nm.
View article: Ultra-high-resolution imaging of moiré lattices and superstructures using scanning microwave impedance microscopy under ambient conditions
Ultra-high-resolution imaging of moiré lattices and superstructures using scanning microwave impedance microscopy under ambient conditions Open
Two-dimensional heterostructures with layers of slightly different lattice vectors exhibit a new periodic structure known as moire lattices. Moire lattice formation provides a powerful new way to engineer the electronic structure of two-di…
View article: Ultra-high-resolution imaging of moir\\'e lattices and superstructures\n using scanning microwave impedance microscopy under ambient conditions
Ultra-high-resolution imaging of moir\\'e lattices and superstructures\n using scanning microwave impedance microscopy under ambient conditions Open
Two-dimensional heterostructures with layers of slightly different lattice\nvectors exhibit a new periodic structure known as moire lattices. Moire lattice\nformation provides a powerful new way to engineer the electronic structure of\ntwo…