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Topological nontrivial berry phase in altermagnet CrSb
Jianhua Du, Xin Peng, Yuzhi Wang +12
The study of topological properties in magnetic materials has long been one of the forefront research areas in condensed matter physics. CrSb, as a prototypical candidate material…
Magnetoresistance in ZrSi ( S, Se, Te) nodal-line semimetals
ShengNan Zhang, Oleg V. Yazyev
We present a comprehensive first-principles study of the magnetoresistance in ZrSi ( S, Se, Te) topological nodal-line semimetals. Our study demonstrates that all primary fe…
Scaling Behavior of Magnetoresistance and Hall Resistivity in Altermagnet CrSb
Xin Peng, Yuzhi Wang, Shengnan Zhang +14
The discovery of altermagnet (AM) marks a significant advancement in magnetic materials, combining characteristics of both ferromagnetism and antiferromagnetism. In this Letter, we…
Universal Scaling Behavior of Transport Properties in Non-Magnetic RuO
Xin Peng, Zhihao Liu, Shengnan Zhang +16
As a prototypical altermagnet, RuO has been subject to many controversial reports regarding its magnetic ground state and the existence of crystal Hall effects. We obtained h…
The inadequacy of the -T curve for phase transitions in the presence of magnetic fields
Shengnan Zhang, Zhong Fang, Hongming Weng +1
The curve is traditionally employed to discern metallic, semiconductor, and insulating behaviors in materials, with any deviations often interpreted as indicative of phase t…
First-principles methodology for studying magnetotransport in narrow-gap semiconductors: an application to Zirconium Pentatelluride ZrTe5
Hanqi Pi, Shengnan Zhang, Yang Xu +3
The origin of anomalous resistivity peak and accompanied sign reversal of Hall resistivity of ZrTe has been under debate for a long time. Although various theoretical models ha…
Complex field-, temperature-, and angle-dependent Hall effects from intrinsic Fermi surface revealed by first-principles calculations
ShengNan Zhang, Zhihao Liu, Hanqi Pi +3
The Hall effect, ever intriguing since its discovery, has spurred the exploration of its phenomena, intensified by advances in topology and novel materials. Differentiating the ord…
A combined First-principles and Boltzmann transport theory methodology for studying magnetotransport in magnetic materials
Zhihao Liu, Shengnan Zhang, Zhong Fang +2
Unusual magnetotransport behaviors, such as temperature-dependent negative magnetoresistance (MR) and bowtie-shaped MR, have puzzled us for a long time. Although several mechanisms…
Large magnetoresistance and non-zero Berry phase in the nodal-line semimetal MoO2
Qin Chen, Zhefeng Lou, ShengNan Zhang +10
We performed calculations of the electronic band structure and the Fermi surface as well as measured the longitudinal resistivity rhoxx(T,H), Hall resistivity rhoxy(T,H) and quantu…
Linear and quadratic magnetoresistance in the semimetal SiP2
Yuxing Zhou, Zhefeng Lou, ShengNan Zhang +9
Multiple mechanisms for extremely large magnetoresistance (XMR) found in many topologically nontrivial/trivial semimetals have been theoretically proposed, but experimentally it is…
Highly anisotropic interlayer magnetoresistance in ZrSiS nodal-line Dirac semimetal
M. Novak, S. N. Zhang, F. Orbanic +11
We instigate the angle-dependent magnetoresistance (AMR) of the layered nodal-line Dirac semimetal ZrSiS for the in-plane and out-of-plane current directions. This material has rec…