Fan Zhang
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View article: Signatures of sliding Wigner crystals in bilayer graphene at zero and finite magnetic fields
Signatures of sliding Wigner crystals in bilayer graphene at zero and finite magnetic fields Open
AB-stacked bilayer graphene has emerged as a fascinating yet simple platform for exploring macroscopic quantum phenomena of correlated electrons. Under large electric displacement fields and near low-density van-Hove singularities, it exhi…
View article: Semiconductor Meta-Graphene and Valleytronics
Semiconductor Meta-Graphene and Valleytronics Open
Nano-patterned semiconductor interfaces offer a versatile platform for creating quantum metamaterials and exploring novel electronic phenomena. In this study, we illustrate this concept using artificial graphene--a metamaterial featuring d…
View article: Lithography-Defined Semiconductor Moirés with Anomalous In-Gap Quantum Hall States
Lithography-Defined Semiconductor Moirés with Anomalous In-Gap Quantum Hall States Open
Quantum materials and phenomena have attracted great interest for their potential applications in next-generation microelectronics and quantum-information technologies. In one especially interesting class of quantum materials, moiré superl…
View article: Floquet Möbius topological insulators
Floquet Möbius topological insulators Open
Möbius topological insulators have dispersive edge bands with Möbius twists in momentum space, which are protected by the combination of chiral and $Z_2$-projective translational symmetries. In this work, we reveal a unique type of Möbius …
View article: Comparative transcriptome analysis reveals photosynthesis divergence in Nicotiana tabacum
Comparative transcriptome analysis reveals photosynthesis divergence in Nicotiana tabacum Open
View article: Transcriptome Analysis to Identify Resistance Genes Associated With Tomato Varieties in Response to <scp>MED <i>Bemisia tabaci</i></scp> (Hemiptera: Aleyrodidae)
Transcriptome Analysis to Identify Resistance Genes Associated With Tomato Varieties in Response to <span>MED <i>Bemisia tabaci</i></span> (Hemiptera: Aleyrodidae) Open
Bemisia tabaci (Gennadius) (Hemiptera: Aleyrodidae) is a serious insect pest of tomato crops. Our previous study revealed that the tomato varieties JinLingHongYu and ShiTouDaFen are resistant and susceptible to MED B. tabaci , respectively…
View article: Magnetic Quantum Phenomena in a Three-sublattice Graphene-like Superlattice with Linear Spin-wave Theory
Magnetic Quantum Phenomena in a Three-sublattice Graphene-like Superlattice with Linear Spin-wave Theory Open
View article: Psccyp716a1-Mediated Brassinolide Biosynthesis Increases Lead (Pb) Tolerance and Enrichment in Poplar
Psccyp716a1-Mediated Brassinolide Biosynthesis Increases Lead (Pb) Tolerance and Enrichment in Poplar Open
View article: The microneme protein1 (MIC1) of Chinese 1 Toxoplasma regulates pyroptosis through the TLR4/NLRP3 pathway in macrophages
The microneme protein1 (MIC1) of Chinese 1 Toxoplasma regulates pyroptosis through the TLR4/NLRP3 pathway in macrophages Open
View article: Self-Evolved Reward Learning for LLMs
Self-Evolved Reward Learning for LLMs Open
Reinforcement Learning from Human Feedback (RLHF) is a crucial technique for aligning language models with human preferences, playing a pivotal role in the success of conversational models like GPT-4, ChatGPT, and Llama 2. A core challenge…
View article: Self-consistent theory of fractional quantum anomalous Hall states in rhombohedral graphene
Self-consistent theory of fractional quantum anomalous Hall states in rhombohedral graphene Open
View article: The novel roles of RNA m6A modification in regulating the development, infection, and oxidative DNA damage repair of Phytophthora sojae
The novel roles of RNA m6A modification in regulating the development, infection, and oxidative DNA damage repair of Phytophthora sojae Open
N 6 -methyladenosine (m 6 A), a vital post-transcriptional regulator, is among the most prevalent RNA modifications in eukaryotes. Nevertheless, the biological functions of m 6 A in oomycetes remain poorly understood. Here, we showed that …
View article: Signatures of sliding Wigner crystals in bilayer graphene at zero and finite magnetic fields
Signatures of sliding Wigner crystals in bilayer graphene at zero and finite magnetic fields Open
AB-stacked bilayer graphene has emerged as a fascinating yet simple platform for exploring macroscopic quantum phenomena of correlated electrons. Unexpectedly, a phase with negative dR/dT has recently been observed when a large electric di…
View article: Nanoscale Control of Intrinsic Magnetic Topological Insulator MnBi<sub>2</sub>Te<sub>4</sub> Using Molecular Beam Epitaxy: Implications for Defect Control
Nanoscale Control of Intrinsic Magnetic Topological Insulator MnBi<sub>2</sub>Te<sub>4</sub> Using Molecular Beam Epitaxy: Implications for Defect Control Open
Intrinsic magnetic topological insulators have emerged as a promising platform to study the interplay between the topological surface states and ferromagnetism. This unique interplay can give rise to a variety of exotic quantum phenomena, …
View article: Self-consistent theory for the fractional quantum anomalous Hall effect in rhombohedral pentalayer graphene
Self-consistent theory for the fractional quantum anomalous Hall effect in rhombohedral pentalayer graphene Open
The fractional quantum anomalous Hall (FQAH) effect in rhombohedral pentalayer graphene (PLG) has attracted significant attention due to its potential for observing exotic quantum states. In this work, we present a self-consistent Hartree-…
View article: Layer-selective spin-orbit coupling and strong correlation in bilayer graphene
Layer-selective spin-orbit coupling and strong correlation in bilayer graphene Open
Spin-orbit coupling (SOC) and electron-electron interaction can mutually influence each other and give rise to a plethora of intriguing phenomena in condensed matter systems. In pristine bilayer graphene, which has weak SOC, intrinsic Lifs…
View article: Epitaxially defined Luttinger liquids on MoS$_2$ bicrystals
Epitaxially defined Luttinger liquids on MoS$_2$ bicrystals Open
A mirror twin boundary (MTB) in a transition metal dichalcogenide (TMD) monolayer can host one-dimensional electron liquid of a topological nature with tunable interactions. Unfortunately, the electrical characterization of such boundaries…
View article: Quantum octets in high mobility pentagonal two-dimensional PdSe2
Quantum octets in high mobility pentagonal two-dimensional PdSe2 Open
View article: Ferroelectric and spontaneous quantum Hall states in intrinsic rhombohedral trilayer graphene
Ferroelectric and spontaneous quantum Hall states in intrinsic rhombohedral trilayer graphene Open
Non-trivial interacting phases can emerge in elementary materials. As a prime example, continuing advances in device quality have facilitated the observation of a variety of spontaneously ordered quantum states in bilayer graphene. Its nat…
View article: Spin-Wave Resonance Frequency and Quantum Fluctuation of the (Anti)Ferri-(Anti)Ferrimagnetic Double-Layer Superlattice
Spin-Wave Resonance Frequency and Quantum Fluctuation of the (Anti)Ferri-(Anti)Ferrimagnetic Double-Layer Superlattice Open
View article: Impact and Mechanism of Bubble Discharge Plasma on Ammonia Nitrogen in Wastewater
Impact and Mechanism of Bubble Discharge Plasma on Ammonia Nitrogen in Wastewater Open
View article: Treatment of Ammonia Nitrogen Wastewater by Box-Behnken Optimized Bubble Discharge Plasma
Treatment of Ammonia Nitrogen Wastewater by Box-Behnken Optimized Bubble Discharge Plasma Open
View article: Spin-Wave Resonance Frequency and Quantum Fluctuation of the (Anti)Ferri-(Anti)Ferrimagnetic Double-Layer Superlattice
Spin-Wave Resonance Frequency and Quantum Fluctuation of the (Anti)Ferri-(Anti)Ferrimagnetic Double-Layer Superlattice Open
View article: Ideal weak topological insulator and protected helical saddle points
Ideal weak topological insulator and protected helical saddle points Open
Here we report the design and observation of an ideal weak topological insulator in a quasi-one-dimensional bismuth halide, Bi4I1.2Br2.8. Via angle-resolved photoemission spectroscopy, we identify that Bi
View article: Large Quantum Anomalous Hall Effect in Spin-Orbit Proximitized Rhombohedral Graphene
Large Quantum Anomalous Hall Effect in Spin-Orbit Proximitized Rhombohedral Graphene Open
The quantum anomalous Hall effect (QAHE) is a robust topological phenomenon featuring quantized Hall resistance at zero magnetic field. We report the QAHE in a rhombohedral pentalayer graphene/monolayer WS2 heterostructure. Distinct from o…
View article: Atomistic Control in Molecular Beam Epitaxy Growth of Intrinsic Magnetic Topological Insulator MnBi2Te4
Atomistic Control in Molecular Beam Epitaxy Growth of Intrinsic Magnetic Topological Insulator MnBi2Te4 Open
Intrinsic magnetic topological insulators have emerged as a promising platform to study the interplay between topological surface states and ferromagnetism. This unique interplay can give rise to a variety of exotic quantum phenomena, incl…
View article: Generalised Krylov complexity
Generalised Krylov complexity Open
In this paper, we studied a set of generalised Krylov complexity for operator growth. We demonstrate their universal features at both initial times and long times using half-analytical technique as well as numerical results. In particular,…
View article: The density-functional theory of quantum droplets
The density-functional theory of quantum droplets Open
In quantum droplets, the mean-field energy is comparable to the Lee-Huang-Yang (LHY) energy. In the Bogoliubov theory, the LHY energy of the quantum droplet has an imaginary part, but it is neglected for practical purposes. So far, most th…
View article: Ferroelectric and anomalous quantum Hall states in bare rhombohedral trilayer graphene
Ferroelectric and anomalous quantum Hall states in bare rhombohedral trilayer graphene Open
Nontrivial interacting phases can emerge in elementary materials. As a prime example, continuing advances in device quality have facilitated the observation of a variety of spontaneous quantum Hall-like states, a cascade of Stoner-like mag…
View article: Minimal non-abelian nodal braiding in ideal metamaterials
Minimal non-abelian nodal braiding in ideal metamaterials Open
Exploring new topological phases and phenomena has become a vital topic in condensed matter physics and materials sciences. Recent studies reveal that a braided colliding nodal pair can be stabilized in a multi-gap system with $$PT$$ or…