-
Article
Assembling ionic liquid into porous molecular filler of mixed matrix membrane to trigger high gas permeability, selectivity, and stability for CO2/CH4 separation
As an emerging zero-dimensional nano crystalline porous material, porous organic cages (POCs) with soluble properties in organic solvents, are promising candidates as molecular fillers in mixed matrix membrane...
-
Article
Expanding the dimensionality of proton conduction enables ultrahigh anhydrous proton conductivity of phosphoric acid-doped covalent-organic frameworks
It is of great significance to develop high-temperature anhydrous proton conducting materials. Herein, we report a new strategy to significantly enhance the proton conductivity of covalent organic frameworks (...
-
Article
Erratum to: Interface structure and strain controlled Pt nanocrystals grown at side facet of MoS2 with critical size
The name of the first author in original paper was unfortunately mispelled. It should be “Yuchen Zhu”, instead of “Yucheng Zhu”.
-
Article
Interface structure and strain controlled Pt nanocrystals grown at side facet of MoS2 with critical size
The heterostructure of transition metal nanocrystal on two-dimensional (2D) materials exhibits unique physical and chemical properties through various interfacial interactions. It has been established that the...
-
Article
Modulating reaction pathways of formic acid oxidation for optimized electrocatalytic performance of PtAu/CoNC
Formic acid oxidation (FAO) is a typical anode reaction in fuel cells that can be facilitated by modulating its direct and indirect reaction pathways. Herein, PtAu bimetallic nanoparticles loaded onto Co and N...
-
Article
Dendritic porous silica nanoparticles with high-curvature structures for a dual-mode DNA sensor based on fluorometer and person glucose meter
A dual-mode DNA sensor was constructed to detect nucleic acid sensitively and selectively. Based on dendritic porous silica nanoparticles (DPSNs) and hybridization chain reaction (HCR) amplification strategy, ...
-
Article
Enhanced photoresponse of TiO2/MoS2 heterostructure phototransistors by the coupling of interface charge transfer and photogating
Two-dimensional (2D) MoS2 with appealing physical properties is a promising candidate for next-generation electronic and optoelectronic devices, where the ultrathin MoS2 is usually laid on or gated by a dielectri...
-
Article
Atomic-scaled surface engineering Ni-Pt nanoalloys towards enhanced catalytic efficiency for methanol oxidation reaction
Surface engineering is known as an effective strategy to enhance the catalytic properties of Pt-based nanomaterials. Herein, we report on surface engineering Ni-Pt nanoalloys with a facile method by varying th...
-
Article
The dynamics of the peel
Understanding the surface structure of a catalyst under a reaction environment is challenging, yet necessary. Now, a combination of in situ methods reveals the reversible formation of a surface alloy as the ac...
-
Article
Antiferromagnetic element Mn modified PtCo truncated octahedral nanoparticles with enhanced activity and durability for direct methanol fuel cells
Pt-based magnetic nanocatalysts are one of the most suitable candidates for electrocatalytic materials due to their high electrochemistry activity and retrievability. Unfortunately, the inferior durability pre...
-
Article
Direct observation of epitaxial alignment of Au on MoS2 at atomic resolution
The morphology and structural stability of metal/2D semiconductor interfaces strongly affect the performance of 2D electronic devices and synergistic catalysis. However, the structural evolution at the interfa...
-
Article
Principle and Application of Tip-enhanced Raman Scattering
Tip-enhanced Raman scattering (TERS), as a combination of scanning probe microscopy (SPM) and surface-enhanced Raman spectroscopy (SERS) makes a huge progress in high sensitive optical and spectral analysis fi...
-
Article
Open AccessIn situ generation of intercalated membranes for efficient gas separation
Membranes with well-defined pore structure which have thin active layers may be promising materials for efficient gas separation. Graphene oxide (GO) materials have potential applications in the field of membr...
-
Chapter
Electron/Ion Optics
Transmission electron microscopes (TEM) have very delicate optical systems in order to fulfill their research purpose, i.e., the characterization of material’s structures in a versatile manner in modern scienc...
-
Chapter
Transmission Electron Microscopy
Conventional TEM (CTEM) is referring to the basic TEM techniques, i.e., electron diffraction and imaging techniques such as bright-field (BF), dark-field (DF) and high-resolution TEM (HRTEM). These techniques,...
-
Article
Open AccessMolecular Tilting Alignment on Ag@C Nanocubes Monitored by Temperature-Dependent Surface Enhanced Raman Scattering
Core@shell Ag@C nanocubes (NCs) with a cubic silver core (~60 nm of side length) and a coating of ultrathin amorphous carbon (~4 nm) have been synthesized on a large scale by a one-pot hydrothermal method. The...
-
Article
Valuation of correlation options under a stochastic interest rate model with regime switching
We consider the valuation of a correlation option, a two-factor analog of a European call option, under a Hull-White interest rate model with regime switching. More specifically, the model parameters are modul...
-
Article
Giant enhancement and anomalous temperature dependence of magnetism in monodispersed NiPt2 nanoparticles
A simple yet general one-step solvothermal method is applied to synthesize sub-7 nm monodispersed single-crystal NiPt2 nanoparticles (NPs) with the morphology of truncated octahedrons in the alloying state of dis...
-
Article
Au/Ni12P5 core/shell single-crystal nanoparticles as oxygen evolution reaction catalyst
We have demonstrated the improved performance of oxygen evolution reactions (OER) using Au/nickel phosphide (Ni12P5) core/shell nanoparticles (NPs) under basic conditions. NPs with a Ni12P5 shell and a Au core, b...
-
Article
Layer-controlled Pt-Ni porous nanobowls with enhanced electrocatalytic performance
Hollow and porous Pt-based nanomaterials are promising catalysts with applications in many sustainable energy technologies such as fuel cells. Economical and green synthetic routes are highly desirable. Here, ...
