225 citations · 702 across the 17 of their papers we have counts for
17 papers
Aharonov-Bohm oscillations in bilayer graphene edge state Fabry-Pérot interferometers
Hailong Fu, Ke Huang, Kenji Watanabe +3
The charge and exchange statistics of an elementary excitation manifest in quantum coherent oscillations that can be explored in interferometry measurements. Quantum Hall interfero…
Anomalous quantized plateaus in two-dimensional electron gas with gate confinement
Jiaojie Yan, Yijia Wu, Shuai Yuan +7
Quantum information can be coded by the topologically protected edges of fractional quantum Hall (FQH) states. Investigation on FQH edges in the hope of searching and utilizing non…
Valley Isospin Controlled Fractional Quantum Hall States in Bilayer Graphene
Ke Huang, Hailong Fu, Danielle Reifsnyder Hickey +5
A two-dimensional electron system placed in a magnetic field develops Landau levels, where strong Coulomb interactions lead to the appearance of many-body correlated ground states.…
Gapless Spin Wave Transport through a Quantum Canted-Antiferromagnet
Hailong Fu, Ke Huang, Kenji Watanabe +2
In the Landau levels of a two-dimensional electron system or when flat bands are present, e.g. in twisted van der Waals bilayers, strong electron-electron interaction gives rise to…
Low-temperature environments for quantum computation and quantum simulation
Hailong Fu, Pengjie Wang, Zhenhai Hu +2
This review article summarizes the requirement of low temperature conditions in existing experimental approaches to quantum computation and quantum simulation.
Finite-thickness effect and spin polarization of the even-denominator fractional quantum Hall states
Pengjie Wang, Jian Sun, Hailong Fu +6
The spin-polarized even-denominator fractional quantum Hall (FQH) states in the second Landau level (LL), i.e. 5/2 and 7/2, may possess novel quasi-particle excitations obeying non…
Superconducting proximity effect in a transparent van der Waals superconductor-metal junction
Jing Li, Han-Bing Leng, Hailong Fu +5
We report on Andreev reflections at clean NbSe2-bilayer graphene junctions. The high transparency of the junction, which manifests as a large conductance enhancement of up to 1.8,…
Landau Levels of Bilayer Graphene in a WSe/Bilayer Graphene van der Waals Heterostructure
Ya-Wen Chuang, Jing Li, Hailong Fu +3
Heterostructures formed between two different van der Waals materials enable interactions and functionalities absent in each component. In this work we show that vicinity to an ato…
Metallic Phase and Temperature Dependence of the Quantum Hall State in Bilayer Graphene
Jing Li, Hailong Fu, Zhenxi Yin +3
The quantum Hall state of bilayer graphene is a fertile playground to realize many-body ground states with various broken symmetries. Here we report the experimental observa…
Piezo-driven sample rotation system with ultra-low electron temperature
Pengjie Wang, Ke Huang, Jian Sun +3
Piezo-driven rotator is convenient for tilted magnetic field experiments due to its precise angle control. However, the rotator itself and the sample mounted on it are difficult to…
Stability of the 5/2 Fractional Quantum Hall State in a Corbino Disc Sample with In-plane Electric Fields
Zheyi Zhu, Pengjie Wang, Hailong Fu +4
Among the various geometries to study the fractional quantum Hall effect in two dimensional electron gas, the Corbino disc owns the advantage to probe the bulk properties directly.…
Ising Superconductivity and Quantum Phase Transition in Macro-Size Monolayer NbSe2
Ying Xing, Kun Zhao, Pujia Shan +13
Two-dimensional (2D) transition metal dichalcogenides (TMDs) have a range of unique physics properties and could be used in the development of electronics, photonics, spintronics a…
3/2 Fractional Quantum Hall Plateau in Confined Two-Dimensional Electron Gas
Hailong Fu, Yijia Wu, Ruoxi Zhang +9
Even-denominator fractional quantum Hall (FQH) states, such as 5/2 and 7/2, have been well known in a two-dimensional electron gas (2DEG) for decades and are still investigated as…
Competing ν= 5/2 fractional quantum Hall states in confined geometry
Hailong Fu, Pengjie Wang, Pujia Shan +5
Some theories predict that the filling factor 5/2 fractional quantum Hall state can exhibit non-Abelian statistics, which makes it a candidate for fault-tolerant topological quantu…
Nonlinear Transport of Graphene in the Quantum Hall Regime
Shibing Tian, Pengjie Wang, Xin Liu +6
We have studied the breakdown of the integer quantum Hall (QH) effect with fully broken symmetry, in an ultra-high mobility graphene device sandwiched between two single crystal he…
Observation of a Helical Luttinger-Liquid in InAs/GaSb Quantum Spin Hall Edges
Tingxin Li, Pengjie Wang, Hailong Fu +8
We report on the observation of a helical Luttinger-liquid in the edge of InAs/GaSb quantum spin Hall insulator, which shows characteristic suppression of conductance at low temper…
De-Pinning Transition of Bubble Phases in a High Landau Level
Xuebin Wang, Hailong Fu, Lingjie Du +6
While in the lowest Landau level the electron-electron interaction leads to the formation of the Wigner crystal, in higher Landau levels a solid phase with multiple electrons in a…