Yu Guo

ORCID: 0000-0002-2401-4189
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About
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Research Areas
  • 2D Materials and Applications
  • Graphene research and applications
  • MXene and MAX Phase Materials
  • Gas Sensing Nanomaterials and Sensors
  • Advanced Photocatalysis Techniques
  • ZnO doping and properties
  • Advancements in Battery Materials
  • Particle physics theoretical and experimental studies
  • Quantum and electron transport phenomena
  • High-Energy Particle Collisions Research
  • TiO2 Photocatalysis and Solar Cells
  • Semiconductor materials and devices
  • Perovskite Materials and Applications
  • Catalytic Processes in Materials Science
  • Quantum Dots Synthesis And Properties
  • Chalcogenide Semiconductor Thin Films
  • Copper-based nanomaterials and applications
  • Advanced Nanomaterials in Catalysis
  • Evaluation Methods in Various Fields
  • Extraction and Separation Processes
  • Diamond and Carbon-based Materials Research
  • Thermal properties of materials
  • Covalent Organic Framework Applications
  • Advanced Thermoelectric Materials and Devices
  • Heusler alloys: electronic and magnetic properties

Sanya University
2024-2025

Chinese Academy of Fishery Sciences
2021-2025

Dalian University of Technology
2015-2025

Tongji University
2023-2025

Ministry of Agriculture and Rural Affairs
2021-2025

Shandong University
2024-2025

Hainan University
2025

Hubei University of Technology
2024

Liaocheng University
2024

Xi'an Jiaotong University
2024

Piezoelectricity is a unique material property that converts mechanical energy into electricity or vice versa. Starting from the group-III monochalcogenide monolayers, we design series of derivative Janus structures for piezoelectric materials, including Ga2SSe, Ga2STe, Ga2SeTe, In2SSe, In2STe, In2SeTe, GaInS2, GaInSe2, and GaInTe2. Our first-principles calculations show these are thermodynamically dynamically stable. They have bandgap in range 0.89–2.03 eV, lower than those perfect In2SeTe...

10.1063/1.4981877 article EN Applied Physics Letters 2017-04-17

The two-dimensional (2D) magnet, a long-standing missing member in the family of 2D functional materials, is promising for next-generation information technology. recent experimental discovery magnetic ordering CrI3, Cr2Ge2Te6, VSe2, and Fe3GeTe2 has stimulated intense research activities to expand scope magnets. This review covers essential progress on magnets, with an emphasis current understanding exchange interaction, databases modification strategies modulation magnetism. We will...

10.1063/5.0039979 article EN cc-by Applied Physics Reviews 2021-07-23

Abstract A novel synergistic extractant consisting of a deep eutectic solvent (DES) and tri‐n‐butyl phosphate (TBP) is proposed for selective extraction valuable metals from waste lithium‐ion batteries (LIBs). The efficiencies Ni 2+ , Co Mn were 99.8%, 99.1%, 95.9%, respectively, high‐purity Li + was enriched in the raffinate after single‐stage extraction. Valuable metal salts, lithium carbonate (92.3 wt%) cobalt oxalate (94.9 wt%), obtained. DES TBP retained its high performance even...

10.1002/aic.18394 article EN AIChE Journal 2024-03-04

Ridged, orthorhombic two-dimensional (2D) group-V elemental and group IV-VI compound analogues of phosphorene provide a versatile platform for nanoelectronics, optoelectronics, clean energy. However, is vulnerable to oxygen in ambient air, which major obstacle its applications. Regarding this issue, here we explore the oxidation behavior monolayer group-IV monochalcogenides (GeS, GeSe, SnS, SnSe), comparison that arsenene by first-principles calculations. We find superior resistance...

10.1021/acsami.6b16786 article EN ACS Applied Materials & Interfaces 2017-03-13

Band alignments of lateral heterostructures group-IV monochalcogenides.

10.1039/c7tc00595d article EN Journal of Materials Chemistry C 2017-01-01

18 monolayer metals have superior oxidation resistance, wide bandgap, high carrier mobility and notable absorption in the ultraviolet region.

10.1039/c8nh00273h article EN cc-by Nanoscale Horizons 2018-12-20

Solid-state electrolytes (SSEs) are crucial to high-energy-density lithium metal batteries, but they commonly suffer from slow Li+ transfer kinetics and low mechanical strength, severely hampering the application for all-solid-state batteries. Here, we develop a two-dimensional (2D) high-entropy lithium-ion conductor, lithium-containing transition-metal phosphorus sulfide, HE-LixMPS3 (Lix(Fe1/5Co1/5Ni1/5Mn1/5Zn1/5)PS3) with five atoms ions (Li+) dispersed into [P2S6]2- framework layers,...

10.1021/jacs.3c04279 article EN Journal of the American Chemical Society 2023-09-26

Abstract Although MXenes have been synthesized by liquid phase and molten salt etching approaches, it still suffers from sluggish reaction kinetics of removing A species MAX phases associated with an overlong production time (5–48 h). Here, a minute‐level approach is developed to produce (Ti 2 CCl x ) selectively AlC) under metal chloride (ZnCl vapor. In this synthetic protocol, vapor possesses very high chemical activity the interlaminar layers owing negative Gibbs free energies,...

10.1002/aenm.202304149 article EN Advanced Energy Materials 2024-03-15

Solar photovoltaics provides a practical and sustainable solution to the increasing global energy demand. Using first-principles calculations, we investigate energetics electronic properties of two-dimensional lateral heterostructures by group-III monochalcogenides explore their potential applications in photovoltaics. The band structures formation energies from supercell calculations demonstrate that these retain semiconducting behavior might be synthesized laboratory using chemical vapor...

10.1063/1.5020618 article EN Applied Physics Letters 2018-04-02

10.1016/j.physe.2017.08.016 article EN Physica E Low-dimensional Systems and Nanostructures 2017-08-31

Monolayer molybdenum disulfide (MoS2), a two-dimensional semiconductor, possesses extraordinary physical properties and holds great promise for electronics, optoelectronics, optics. However, the synthetic MoS2 samples usually comprise substantial structural defects, which greatly affect device performance. Herein we comprehensively explore atomic structures, energetic stability, electronic magnetic of grain boundaries (GBs) in monolayer as well GBs decorated by antisite defects...

10.1021/acs.jpcc.7b03106 article EN The Journal of Physical Chemistry C 2017-05-18

δ-Cu<sub>2</sub>S sheets are energetically favorable, and exhibit superior oxidation resistance, suitable direct band gap, ultrahigh carrier mobility.

10.1039/c8nh00216a article EN Nanoscale Horizons 2018-09-19

A COF@MOF-derived catalyst has been synthesized for the first time. Pt–Zn intermetallic nanoparticles and atomic Zn distributions were supported on hollow carbons. The displayed high activity towards oxygen reduction reaction.

10.1039/d1ta03019a article EN Journal of Materials Chemistry A 2021-01-01

We reviewed recent advances in the field of 2D ferromagnets, including their atomic structures, physical properties, and potential applications, highlight strategies to enhance ferromagnetism.

10.1039/d1tc00415h article EN Journal of Materials Chemistry C 2021-01-01

Although transition metal dichalcogenides (TMDs) monolayers are widely applied in electronics, optics, catalysis, and energy storage, their yield or output is commonly very low (<1 wt % micrometer level) based on the well-known top-down (e.g., exfoliation) bottom-up chemical vapor deposition) approaches. Here, 1T MoS2 with a high fraction of ∼90% were achieved via conversion Mo-based MXenes (Mo2CTx Mo1.33CTx) at temperatures hydrogen sulfide gas, which Mo-layer could be transformed to Mo...

10.1021/acsnano.1c05268 article EN ACS Nano 2021-12-13

Abstract Two-dimensional (2D) ferromagnets with high Curie temperature T C are desirable for spintronics applications. However, they rarely obtained in experiments mainly due to the challenge of synthesizing high-quality 2D crystals, and their values below room temperature. Using first-principles calculations, we design a family stable Fe n GeTe 2 (4 ≤ 7) ultrathin films coexisting itinerant localized magnetism. Among them, 3 4 ferromagnetic metals = 138 68 K; 5 , 6 7 Néel’s P-, R-, R-type...

10.1038/s42005-022-00921-3 article EN cc-by Communications Physics 2022-06-03
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