32 citations · 160 across the 15 of their papers we have counts for
15 papers
The Rise of Refractory Transition-Metal Nitride Films for Advanced Electronics and Plasmonics
Jiachang Bi, Ruyi Zhang, Xiong Yao +1
The advancement of semiconductor materials has played a crucial role in the development of electronic and optical devices. However, scaling down semiconductor devices to the nanosc…
High resistance of superconducting TiN thin films against environmental attacks
Zhangyuan Guo, Min Ge, You-Qi Zhou +11
Superconductors, an essential class of functional materials, hold a vital position in both fundamental science and practical applications. However, most superconductors, including…
Momentum-resolved electronic structures and strong electronic correlations in graphene-like nitride superconductors
Jiachang Bi, Yu Lin, Qinghua Zhang +12
Although transition-metal nitrides have been widely applied for several decades, experimental investigations of their high-resolution electronic band structures are rare due to the…
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…
Transformation of hexagonal Lu to cubic LuH single-crystalline films
Peiyi Li, Jiachang Bi, Shunda Zhang +6
With the recent report of near ambient superconductivity at room temperature in the N-doped lutetium hydride (Lu-H-N) system, the understanding of cubic Lu-H compounds has attracte…
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…
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…
Creating and manipulating interfacial spin with giant magnetic response in 4 antiferromagnets
Ruyi Zhang, Yujuan Pei, Yang Song +4
Creating and manipulating spin polarization in low-dimensional electron systems (such as two-dimensional electron gases) is fundamentally essential for spintronic applications, whi…
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…
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…
Superconductivity in the orthorhombic phase of thermoelectric CsPbxBi4-xTe6 with 0.3=<x=<1.0
R. X. Zhang, H. X. Yang, H. F. Tain +4
Experimental measurements clearly reveal the presence of bulk superconductivity in the CsPbxBi4-xTe6 (0.3=<x=<1.0) materials, i.e. the first member of the thermoelectric series of…