377 citations · 1.4k across the 44 of their papers we have counts for
42 papers
Interface-Enhanced Superconductivity in Ultrathin TiN Proximitized by Topological Insulators
Renjie Xie, Bowen Hao, Min Ge +11
High-quality topological insulator-superconductor (TI-SC) heterostructure with an atomically sharp and well-controlled interface is crucial for realizing topological superconductiv…
Magnetism and berry phase manipulation in an emergent structure of perovskite ruthenate by (111) strain engineering
Zhaoqing Ding, Xuejiao Chen, Zhenzhen Wang +14
The interplay among symmetry of lattices, electronic correlations, and Berry phase of the Bloch states in solids has led to fascinating quantum phases of matter. A prototypical sys…
Synthesis of single-crystalline LuN films
Guanhua Su, Shuling Xiang, Jiachang Bi +7
In the nitrogen-doped lutetium hydride (Lu-H-N) system, the presence of Lu-N chemical bonds plays a key role in the emergence of possible room-temperature superconductivity at near…
Flexible but Refractory Single-Crystalline Hyperbolic Metamaterials
Ruyi Zhang, Ting Lin, Shaoqin Peng +9
The fabrication of flexible single-crystalline plasmonic or photonic components in a scalable way is fundamentally important to flexible electronic and photonic devices with high s…
Syntropic spin alignment at the interface between ferromagnetic and superconducting nitrides
Qiao Jin, Qinghua Zhang, Bai He +17
The magnetic correlations at the superconductor/ferromagnet (S/F) interfaces play a crucial role in realizing dissipation-less spin-based logic and memory technologies, such as tri…
Electronic and magnetic properties of Lu and LuH
Shunda Zhang, Jiachang Bi, Ruyi Zhang +4
Clarifying the electronic and magnetic properties of lutetium, lutetium dihydride, and lutetium oxide is very helpful to understand the emergent phenomena in lutetium-based compoun…
Significant Unconventional Anomalous Hall Effect in Heavy Metal/Antiferromagnetic Insulator Heterostructures
Yuhan Liang, Liang Wu, Minyi Dai +16
The anomalous Hall effect (AHE) is a quantum coherent transport phenomenon that conventionally vanishes at elevated temperatures because of thermal dephasing. Therefore, it is puzz…
Engineered Kondo screening and nonzero Berry phase in SrTiO3/LaTiO3/SrTiO3 heterostructures
Fang Yang, Zhenzhen Wang, Yonghe Liu +12
Controlling the interplay between localized spins and itinerant electrons at the oxide interfaces can lead to exotic magnetic states. Here we devise SrTiO3/LaTiO3/SrTiO3 heterostru…
Directional carrier transport in micrometer-thick gallium oxide films for high-performance deep-ultraviolet photodetection
Wenrui Zhang, Wei Wang, Jinfu Zhang +7
Incorporating emerging ultrawide bandgap semiconductors with a metal-semiconductor-metal (MSM) architecture is highly desired for deep-ultraviolet (DUV) photodetection. However, sy…
Wafer-Scale Epitaxy of Flexible Nitride Films with Superior Plasmonic and Superconducting Performance
Ruyi Zhang, Xinyan Li, Fanqi Meng +12
Transition-metal nitrides (e.g., TiN, ZrN, TaN) are incredible materials with excellent complementary-metal-oxide-semiconductor compatibility and remarkable performance in refracto…
Coherent epitaxy of trilayer nickelate (Nd0.8Sr0.2)4Ni3O10 films by high-pressure magnetron sputtering
Jiachang Bi, Yujuan Pei, Ruyi Zhang +6
Rare-earth (R) nickelates (such as perovskite RNiO3, trilayer R4Ni3O10, and infinite layer RNiO2) have attracted tremendous interest very recently. However, unlike widely studied R…
One-step epitaxy of high-mobility La-doped BaSnO3 films by high-pressure magnetron sputtering
Ruyi Zhang, Xinyan Li, Jiachang Bi +7
As a unique perovskite transparent oxide semiconductor, high-mobility La-doped BaSnO3 films have been successfully synthesized by molecular beam epitaxy and pulsed laser deposition…
Crystal orientation-dependent oxidation of epitaxial TiN films with tunable plasmonics
Ruyi Zhang, Qian-Ying Ma, Haigang Liu +9
Titanium nitride (TiN) is a paradigm of refractory transition metal nitrides with great potential in vast applications. Generally, the plasmonic performance of TiN can be tuned by…
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 crystal field splitting in non-centrosymmetric BaTiO thin films
Yang Song, Xiaoran Liu, Fangdi Wen +10
Understanding the crystal field splitting and orbital polarization in non-centrosymmetric systems such as ferroelectric materials is fundamentally important. In this study, taking…
Emergent magnetic state in (111)-oriented quasi-two-dimensional spinel oxides
Xiaoran Liu, B. J. Kirby, Zhicheng Zhong +8
We report on the emergent magnetic state of (111)-oriented CoCr2O4 ultrathin films sandwiched by Al2O3 in the quantum confined geometry. At the two-dimensional crossover, polarized…
Interface-engineered hole doping in Sr2IrO4/LaNiO3 heterostructure
Fangdi Wen, Xiaoran Liu, Qinghua Zhang +9
The relativistic Mott insulator Sr2IrO4 driven by large spin-orbit interaction is known for the Jeff = 1/2 antiferromagnetic state which closely resembles the electronic structure…
Metallic interfaces in a CaTiO/LaTiO heterostructure
Shaozhu Xiao, Fangdi Wen, Xiaoran Liu +8
Almost all oxide two-dimensional electron gases are formed in SrTiO-based heterostructures and the study of non-SrTiO systems is extremely rare. Here, we report the realiza…
Linear and nonlinear optical probe of the ferroelectric-like phase transition in a polar metal, LiOsO3
Haricharan Padmanabhan, Yoonsang Park, Danilo Puggioni +7
LiOsO3 is one of the first materials identified in a recent literature as a 'polar metal', a class of materials that are simultaneously noncentrosymmetric and metallic. In this wor…
Epitaxial strain modulated electronic properties of interface controlled nickelate superlattice
S. Middey, D. Meyers, Shashank Kumar Ojha +5
Perovskite nickelate heterostructure consisting of single unit cell of EuNiO and LaNiO have been grown on a set of single crystalline substrates by pulsed laser interval de…
Anomalous orbital structure in two-dimensional titanium dichalcogenides
Banabir Pal, Yanwei Cao, Xiaoran Liu +6
Generally, lattice distortions play a key role in determining the ground states of materials. Although it is well known that trigonal distortions are generic to most two-dimensiona…
Artificial two-dimensional polar metal at room temperature
Yanwei Cao, Zhen Wang, Se Young Park +16
Polar metals, commonly defined by the coexistence of polar crystal structure and metallicity, are thought to be scarce because the long-range electrostatic fields favoring the pola…
Disentangled cooperative orderings in artificial rare-earth nickelates
S. Middey, D. Meyers, M. Kareev +7
Coupled transitions between distinct ordered phases are important aspects behind the rich phase complexity of correlated oxides that hinders our understanding of the underlying phe…
Evolution of ferromagnetism in two-dimensional electron gas of LaTiO3/SrTiO3
Fangdi Wen, Yanwei Cao, Xiaoran Liu +4
Understanding, creating, and manipulating spin polarization of two-dimensional electron gases at complex oxide interfaces presents an experimental challenge. For example, despite a…