Rui Peng
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View article: Correlation-Driven 3d Heavy Fermion Behavior in LiV<sub>2</sub>O<sub>4</sub>
Correlation-Driven 3d Heavy Fermion Behavior in LiV<sub>2</sub>O<sub>4</sub> Open
LiV 2 O 4 is a spinel-structured compound that stands out as the first known 3d-electron system exhibiting typical heavy fermion behavior. A central question is how such strong mass renormalization emerges in the absence of f-electrons. In…
View article: Unconventional tunnel magnetoresistance scaling with altermagnets
Unconventional tunnel magnetoresistance scaling with altermagnets Open
In conventional magnetic tunnel junctions (MTJs), the tunnel magnetoresistance (TMR) typically increases with barrier thickness as electron transmission in the antiparallel configuration decays faster than that of the parallel configuratio…
View article: Synergizing plasmonic Au nanocages with 2D MoS<sub>2</sub> nanosheets for significant enhancement in photocatalytic hydrogen evolution
Synergizing plasmonic Au nanocages with 2D MoS<sub>2</sub> nanosheets for significant enhancement in photocatalytic hydrogen evolution Open
A plasmonic Au–MoS 2 nanosheet composite provides significant enhancement in photocatalytic hydrogen production.
View article: Anomalous valley Hall effect in antiferromagnetic monolayers
Anomalous valley Hall effect in antiferromagnetic monolayers Open
Anomalous valley Hall (AVH) effect is a fundamental transport phenomenon in the field of condensed-matter physics. Usually, the research on AVH effect is mainly focused on 2D lattices with ferromagnetic order. Here, by means of model analy…
View article: The reaction pathways of 5-hydroxymethylfurfural conversion in a continuous flow reactor using copper catalysts
The reaction pathways of 5-hydroxymethylfurfural conversion in a continuous flow reactor using copper catalysts Open
The transformation of 5-hydroxymethylfurfural is investigated using supported and bulk copper oxide catalysts.
View article: Single-layer ScI2: A paradigm for valley-related multiple Hall effect
Single-layer ScI2: A paradigm for valley-related multiple Hall effect Open
Valley-related multiple Hall effect in a two-dimensional lattice is of notable interest both for its fundamental physics and for its potential applications. In this work, by means of a low energy k·p model analysis, a mechanism of producin…
View article: Intrinsic Valley-Related Multiple Hall Effect in 2D Organometallic Lattice
Intrinsic Valley-Related Multiple Hall Effect in 2D Organometallic Lattice Open
Valley-related multiple Hall effect in 2D lattice is a fundamental transport phenomenon in the fields of condensed-matter physics and material science. So far, most proposals for its realization are limited to toy models or extrinsic effec…
View article: Spontaneous valley polarization in 2D organometallic lattice
Spontaneous valley polarization in 2D organometallic lattice Open
2D ferrovalley materials that exhibit spontaneous valley polarization are both fundamentally intriguing and practically appealing to be used in valleytronic devices. Usually, the research on 2D ferrovalley materials is mainly focused on in…
View article: Effects of Surface Terminations of 2D Bi<sub>2</sub>WO<sub>6</sub> on Photocatalytic Hydrogen Evolution from Water Splitting
Effects of Surface Terminations of 2D Bi<sub>2</sub>WO<sub>6</sub> on Photocatalytic Hydrogen Evolution from Water Splitting Open
Two-dimensional (2D)-structured photocatalysts with atomically thin layers not only have the potential to enhance hydrogen generation efficiency but also allow more direct investigations of the effects of surface terminations on photocatal…
View article: Solid Electrolytes: Fabrication of Sub‐Micrometer‐Thick Solid Electrolyte Membranes of β‐Li<sub>3</sub>PS<sub>4</sub> via Tiled Assembly of Nanoscale, Plate‐Like Building Blocks (Adv. Energy Mater. 21/2018)
Solid Electrolytes: Fabrication of Sub‐Micrometer‐Thick Solid Electrolyte Membranes of β‐Li<sub>3</sub>PS<sub>4</sub> via Tiled Assembly of Nanoscale, Plate‐Like Building Blocks (Adv. Energy Mater. 21/2018) Open
The cover for article number 1800014, by Miaofang Chi, Chengdu Liang, Younan Xia and co-workers illustrates plate-like building blocks that self-assemble into ultrathin solid electrolyte membranes of lithium thiophosphate. These solid elec…
View article: Fabrication of Sub‐Micrometer‐Thick Solid Electrolyte Membranes of β‐Li<sub>3</sub>PS<sub>4</sub> via Tiled Assembly of Nanoscale, Plate‐Like Building Blocks
Fabrication of Sub‐Micrometer‐Thick Solid Electrolyte Membranes of β‐Li<sub>3</sub>PS<sub>4</sub> via Tiled Assembly of Nanoscale, Plate‐Like Building Blocks Open
Solid electrolytes represent a critical component in future batteries that provide higher energy and power densities than the current lithium‐ion batteries. The potential of using ultrathin films is among the best merits of solid electroly…
View article: A physical catalyst for the electrolysis of nitrogen to ammonia
A physical catalyst for the electrolysis of nitrogen to ammonia Open
A nanostructured, carbon-based physical catalyst electrochemically reduces N 2 to ammonia under ambient conditions.
View article: One‐Step Synthesis of Nb<sub>2</sub>O<sub>5</sub>/C/Nb<sub>2</sub>C (MXene) Composites and Their Use as Photocatalysts for Hydrogen Evolution
One‐Step Synthesis of Nb<sub>2</sub>O<sub>5</sub>/C/Nb<sub>2</sub>C (MXene) Composites and Their Use as Photocatalysts for Hydrogen Evolution Open
Hydrogen production through facile photocatalytic water splitting is regarded as a promising strategy to solve global energy problems. Transition‐metal carbides (MXenes) have recently drawn attention as potential co‐catalyst candidates for…
View article: Exposing high-energy surfaces by rapid-anneal solid phase epitaxy
Exposing high-energy surfaces by rapid-anneal solid phase epitaxy Open
The functional design of transition metal oxide heterostructures depends critically on the growth of atomically flat epitaxial thin films. Often, improved functionality is expected for heterostructures and surfaces with orientations that d…
View article: Quantitative Analysis of the Morphology of {101} and {001} Faceted Anatase TiO<sub>2</sub> Nanocrystals and Its Implication on Photocatalytic Activity
Quantitative Analysis of the Morphology of {101} and {001} Faceted Anatase TiO<sub>2</sub> Nanocrystals and Its Implication on Photocatalytic Activity Open
The atomistic structure and morphology (shape and size) of nanomaterials have strong influences on their physical and chemical properties. However, many characterization techniques focus exclusively on one length-scale regime or another wh…
View article: High‐Selectivity Electrochemical Conversion of CO <sub>2</sub> to Ethanol using a Copper Nanoparticle/N‐Doped Graphene Electrode
High‐Selectivity Electrochemical Conversion of CO <sub>2</sub> to Ethanol using a Copper Nanoparticle/N‐Doped Graphene Electrode Open
Though carbon dioxide is a waste product of combustion, it can also be a potential feedstock for the production of fine and commodity organic chemicals provided that an efficient means to convert it to useful organic synthons can be develo…
View article: Titania Composites with 2 D Transition Metal Carbides as Photocatalysts for Hydrogen Production under Visible‐Light Irradiation
Titania Composites with 2 D Transition Metal Carbides as Photocatalysts for Hydrogen Production under Visible‐Light Irradiation Open
MXenes, a family of two‐dimensional transition‐metal carbides, were successfully demonstrated as co‐catalysts with rutile TiO 2 for visible‐light‐induced solar hydrogen production from water splitting. The physicochemical properties of Ti …
View article: High-rate in-plane micro-supercapacitors scribed onto photo paper using in situ femtolaser-reduced graphene oxide/Au nanoparticle microelectrodes
High-rate in-plane micro-supercapacitors scribed onto photo paper using in situ femtolaser-reduced graphene oxide/Au nanoparticle microelectrodes Open
Direct laser-reduction of graphene oxide (GO), as a lithography-free approach, has been proven effective in manufacturing in-plane micro-supercapacitors (MSCs) with fast ion diffusion.