Wei Tian
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View article: EuAuSb: An odd-parity helical variation of altermagnetism
EuAuSb: An odd-parity helical variation of altermagnetism Open
EuAuSb is a triangular-lattice Dirac semimetal in which a topological Hall effect has been observed to develop in association with a magnetically-ordered phase. Our single-crystal neutron diffraction measurements have identified an incomme…
View article: Pulling Order Back from the Brink of Disorder: Observation of a Nodal-Line Spin Liquid and Fluctuation Stabilized Order in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">K</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow><mml:mrow><mml:msub><mml:mrow><mml:mi>IrCl</mml:mi></mml:mrow><mml:mrow><mml:mn>6</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>
Pulling Order Back from the Brink of Disorder: Observation of a Nodal-Line Spin Liquid and Fluctuation Stabilized Order in Open
Competing interactions in frustrated magnets can give rise to highly degenerate ground states from which correlated liquidlike states of matter often emerge. The scaling of this degeneracy influences the ultimate ground state, with extensi…
View article: Spin density wave and van Hove singularity in the kagome metal CeTi3Bi4
Spin density wave and van Hove singularity in the kagome metal CeTi3Bi4 Open
Kagome metals with van Hove singularities near the Fermi level can host intriguing quantum phenomena such as chiral loop currents, electronic nematicity, and unconventional superconductivity. However, to our best knowledge, unconventional …
View article: Pulling order back from the brink of disorder: Observation of a nodal line spin liquid and fluctuation stabilized order in K$_2$IrCl$_6$
Pulling order back from the brink of disorder: Observation of a nodal line spin liquid and fluctuation stabilized order in K$_2$IrCl$_6$ Open
Competing interactions in frustrated magnets can give rise to highly degenerate ground states from which correlated liquid-like states of matter often emerge. The scaling of this degeneracy influences the ultimate ground state, with extens…
View article: Mechanism of Peppermint Extract-Induced Delay of ‘Packham’s Triumph’ Pear (Pyrus communis L.) Postharvest Ripening
Mechanism of Peppermint Extract-Induced Delay of ‘Packham’s Triumph’ Pear (Pyrus communis L.) Postharvest Ripening Open
Postharvest ripening is correlated to the quality and shelf life of European pear fruit. In this study, the effects of peppermint extract on fruit phenotype, related physiological activities, and aroma components during postharvest ripenin…
View article: Reusable magnetically-modified Enteromorpha prolifera-based biochar hydrogels: competitive removal mechanism for metal-organic dye composite contaminants
Reusable magnetically-modified Enteromorpha prolifera-based biochar hydrogels: competitive removal mechanism for metal-organic dye composite contaminants Open
Dyes and heavy metals pollute the environment. Biochar-based hydrogel is an excellent adsorbent, but the competitive adsorption mechanism associated with the removal of pollutants using biochar is yet to be understood in detail. Biochar wa…
View article: Catalytic Partial Oxidation of Methane to Methanol over Fe2O3/MWCNTs
Catalytic Partial Oxidation of Methane to Methanol over Fe2O3/MWCNTs Open
The catalytic partial oxidation of methane (CPOM) to methanol has been regarded as a promising approach for methane utilization, despite that the conversion remains a formidable challenge in the perspective of catalysts. A novel catalyst s…
View article: Study on Energy Efficiency Improvement Strategies of Photovoltaic-Hybrid Energy Storage DC Microgrids under the Concept of Green Energy Conservation
Study on Energy Efficiency Improvement Strategies of Photovoltaic-Hybrid Energy Storage DC Microgrids under the Concept of Green Energy Conservation Open
To improve the energy efficiency of a PV-hybrid energy storage DC microgrid, a series of management strategies are proposed in this paper. According to the working principle of photovoltaic cells, the variable step conductance increment me…
View article: Machine learning-based Sobol sensitivity analysis for building energy assessment without Monte Carlo integral
Machine learning-based Sobol sensitivity analysis for building energy assessment without Monte Carlo integral Open
Sensitivity analysis would be very useful to prioritize energy-saving measures for both new and existing buildings. The variance-based Sobol sensitivity analysis can provide reliable sensitivity results at the expense of high computational…
View article: Sodium Silicate Improves Cucumber Seedling Growth and Substrate Nutrients and Reduces Heavy Metal Accumulation in Plants
Sodium Silicate Improves Cucumber Seedling Growth and Substrate Nutrients and Reduces Heavy Metal Accumulation in Plants Open
The gasification filter cake (GFC) has great application potential for improving the characteristics of seedling substrates due to its nutrient richness and excellent water retention capacity. However, GFCs leach heavy metals easily and th…
View article: New insight into tuning magnetic phases of $R$Mn$_6$Sn$_6$ kagome metals
New insight into tuning magnetic phases of $R$Mn$_6$Sn$_6$ kagome metals Open
Predicting magnetic ordering in kagome compounds offers the possibility of harnessing topological or flat-band physical properties through tuning of the magnetism. Here, we examine the magnetic interactions and phases of ErMn$_6$Sn$_6$ whi…
View article: Antiferromagnetic order and its interplay with superconductivity in CaK(Fe<sub>1−x </sub>Mn<sub> x </sub>)<sub>4</sub>As<sub>4</sub>
Antiferromagnetic order and its interplay with superconductivity in CaK(Fe<sub>1−x </sub>Mn<sub> x </sub>)<sub>4</sub>As<sub>4</sub> Open
The magnetic order for several compositions of CaK(Fe Mn x ) 4 As 4 has been studied by nuclear magnetic resonance (NMR), Mössbauer spectroscopy, and neutron diffraction. Our observations for the Mn-doped 1144 compound are consistent…
View article: Epitaxial thin films of hexagonal BaRuO3 on (001) SrTiO3
Epitaxial thin films of hexagonal BaRuO3 on (001) SrTiO3 Open
We report the growth, epitaxial arrangement, and electrical and magnetic cproperties of epitaxial thin films of hexagonal BaRuO3 on (001) cubic perovskite substrates. Four-circle x-ray diffraction reveals that the BaRuO3 films are predomin…
View article: Multi-<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>k</mml:mi></mml:math> magnetic structure and large anomalous Hall effect in candidate magnetic Weyl semimetal NdAlGe
Multi- magnetic structure and large anomalous Hall effect in candidate magnetic Weyl semimetal NdAlGe Open
The magnetic structure, magnetoresistance (MR), and Hall effect of the noncentrosymmetric magnetic semimetal NdAlGe are investigated, revealing an unusual magnetic state and anomalous transport properties that are associated with the elect…
View article: Static and dynamical properties of the spin-5/2 nearly ideal triangular lattice antiferromagnet Ba3MnSb2O9
Static and dynamical properties of the spin-5/2 nearly ideal triangular lattice antiferromagnet Ba3MnSb2O9 Open
We study the ground state and spin excitations in Ba3MnSb2O9, an easy-plane S = 5/2 triangular lattice antiferromagnet. By combining single-crystal neutron scattering, electric spin resonance (ESR), and spin wave calculations, we determine…
View article: Role of Magnetic Defects in Tuning Ground States of Magnetic Topological Insulators (Adv. Mater. 21/2023)
Role of Magnetic Defects in Tuning Ground States of Magnetic Topological Insulators (Adv. Mater. 21/2023) Open
Magnetic Topological Insulators Inelastic neutron scattering measurements, as reported by Farhan Islam and co-workers in article number 2209951, reveal the formation of linear Mn–Te–Mn antiferromagnetic dimers in Mn-doped Sb2Te3 magnetic t…
View article: CCDC 2224290: Experimental Crystal Structure Determination
CCDC 2224290: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Experimental study and mechanism analysis of spontaneous imbibition of surfactants in tight oil sandstone
Experimental study and mechanism analysis of spontaneous imbibition of surfactants in tight oil sandstone Open
The process of spontaneous imbibition is the basis of oil recovery from tight oil reservoirs. In this study, spontaneous imbibition experiments were conducted based on tight oil weakly hydrophilic sandstone cores from the Honghe oilfield i…
View article: Polyhedral Distortions and Unusual Magnetic Order in Spinel FeMn<sub>2</sub>O<sub>4</sub>
Polyhedral Distortions and Unusual Magnetic Order in Spinel FeMn<sub>2</sub>O<sub>4</sub> Open
Spinel compounds AB2X4 consist of both tetrahedral (AX4) and octahedral (BX6) environments with the former forming a diamond lattice and the latter a geometrically frustrated pyrochlore lattice. Exploring the fascinating physical propertie…
View article: Role of Magnetic Defects in Tuning Ground States of Magnetic Topological Insulators
Role of Magnetic Defects in Tuning Ground States of Magnetic Topological Insulators Open
Magnetic defects play an important, but poorly understood, role in magnetic topological insulators (TIs). For example, topological surface transport and bulk magnetic properties are controlled by magnetic defects in Bi 2 Se 3 ‐based dilute…
View article: Polyhedral distortions and unusual magnetic order in spinel FeMn$_{2}$O$_{4}$
Polyhedral distortions and unusual magnetic order in spinel FeMn$_{2}$O$_{4}$ Open
Spinel compounds AB$_{2}$X$_{4}$ consist of both tetrahedral (AX$_{4}$) and octahedral (BX$_{6}$) environments with the former forming a diamond lattice and the latter a geometrically frustrated pyrochlore lattice. Exploring the fascinatin…
View article: Role of Magnetic Defects and Defect-engineering of Magnetic Topological Insulators
Role of Magnetic Defects and Defect-engineering of Magnetic Topological Insulators Open
Magnetic defects play an important, but poorly understood, role in magnetic topological insulators (TIs). For example, topological surface transport and bulk magnetic properties are controlled by magnetic defects in Bi_2Se_3-based dilute f…
View article: Role of Magnetic Defects and Defect-engineering of Magnetic Topological Insulators
Role of Magnetic Defects and Defect-engineering of Magnetic Topological Insulators Open
Magnetic defects play an important, but poorly understood, role in magnetic topological insulators (TIs). For example, topological surface transport and bulk magnetic properties are controlled by magnetic defects in Bi$_2$Se$_3$-based dilu…