4.8 Article

Construction of graphdiyne (CnH2n-2) based Co-S-P/CuI double S-scheme heterojunctions proved with in situ XPS characterization for efficient photocatalytic hydrogen production

Related references

Note: Only part of the references are listed.
Article Chemistry, Physical

NiAl-LDH In-Situ Derived Ni2P and ZnCdS Nanoparticles Ingeniously Constructed S-Scheme Heterojunction for Photocatalytic Hydrogen Evolution

Youlin Wu et al.

Summary: Surface modification of photocatalytic materials is an effective way to enhance their semiconductor activity. By utilizing a simple surface modification strategy and constructing abundant active sites, the photocatalytic activity can be improved. The introduction of NiAl-LDH-P can enhance the utilization of Zn0.5Cd0.5S on solar energy and promote the transfer rate of photogenerated carriers. The construction of the Zn0.5Cd0.5S/NiAl-LDH-P S-scheme heterojunction can change the hydrogen evolution site and improve the activity and stability of hydrogen production.

CHEMCATCHEM (2022)

Article Chemistry, Multidisciplinary

Loading Nickel Atoms on GDY for Efficient CO2 Fixation and Conversion

Zheng Zhiqiang et al.

Summary: Graphdiyne-based nickel atomic catalysts (Ni-0/GDY) demonstrate outstanding catalytic performance for converting CO2 into cyclic carbonates under mild conditions, with high reaction conversion and selectivity. The low activation energy, high dispersion of active sites, and unique incomplete charge transfer properties contribute to the excellent catalytic property of Ni-0/GDY.

CHEMICAL RESEARCH IN CHINESE UNIVERSITIES (2022)

Article Chemistry, Inorganic & Nuclear

Synergistic effect of the MoO2/CeO2 S-scheme heterojunction on carbon rods for enhanced photocatalytic hydrogen evolution

Xuanpu Wang et al.

Summary: The introduction of cheap carbon rods into the S-scheme heterojunction of CeO2/MoO2 as electron transfer channels greatly improves the separation efficiency of photogenerated carriers, leading to enhanced photocatalytic hydrogen evolution activity. The 30% CeO2/MoO2-C catalyst exhibits a higher hydrogen evolution rate and good stability in photocatalytic cycle experiments after optimization.

DALTON TRANSACTIONS (2022)

Article Materials Science, Multidisciplinary

Graphdiyne based GDY/CuI/NiO parallel double S-scheme heterojunction for efficient photocatalytic hydrogen evolution

Zhiliang Jin et al.

Summary: This study constructed a GDY/CuI/NiO heterostructure photocatalytic system and demonstrated its excellent photocatalytic performance and stability. Amorphous GDY provided more active sites for hydrogen evolution, while the construction of heterojunction promoted electron transfer and played a crucial role in enhancing hydrogen production activity.

2D MATERIALS (2022)

Article Chemistry, Physical

Design and Preparation of a CeVO4/Zn0.5Cd0.5S S-Scheme Heterojunction for Efficient Photocatalytic Hydrogen Evolution

Hai Liu et al.

Summary: Loading CeVO4 on Zn0.5Cd0.5S can effectively improve the separation efficiency of photoinduced electron-hole pairs and result in a highly efficient photocatalyst for hydrogen evolution.

ACS APPLIED ENERGY MATERIALS (2022)

Article Chemistry, Multidisciplinary

Construct 3D NiCo-LDH/Cu2O p-n heterojunction via electrostatic self-assembly for enhanced photocatalytic hydrogen evolution

Zhaobo Fan et al.

Summary: The hydrogen evolution of inorganic photocatalysts is a hot research topic. By constructing p-n type heterojunctions, an internal electric field is formed to prevent charge diffusion and promote the migration of photocarriers. The two-dimensional thin sheet structure of flower cluster NiCo-LDH prevents the agglomeration of Cu2O. The composite catalyst shows significantly increased efficiency in hydrogen evolution under specific conditions, providing an innovative strategy for photocatalytic hydrogen production.

JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY (2022)

Article Chemistry, Multidisciplinary

Highly selective and durable of monodispersed metal atoms in ammonia production

Zhiqiang Zheng et al.

Summary: This study focuses on the electrochemical synthesis of ammonia under environmental conditions. By synthesizing independent dispersed zero-valent copper atomic catalysts, the researchers achieved high ammonia yield and efficiency. The catalyst showed excellent performance in ammonia production and maintained its catalytic activity over multiple cycles.

NANO TODAY (2022)

Article Engineering, Chemical

Lotus-leaf-like Bi2O2CO3 nanosheet combined with Mo2S3 for higher photocatalytic hydrogen evolution

Junke Li et al.

Summary: The exploration of multiple composite materials with heterojunction structures is important for high-yield hydrogen photocatalytic evolution. In this study, a Mo2S3/Bi2O2CO3 composite with a unique n-n heterojunction and 2D spatial structure was successfully prepared. The composite material with 3% Bi2O2CO3 exhibited the highest photocatalytic effect.

SEPARATION AND PURIFICATION TECHNOLOGY (2022)

Article Energy & Fuels

Insight into the composition effect of nickel cobalt layered double hydroxide nanoarrays with the enhanced synergistic effect for supercapacitor electrode

Qi Li et al.

Summary: This study discusses the composition effects on the structure and capacitive performance of NiCo layered double hydroxide (NiCo LDH) and regulates the structural diversity of NiCo LDH through alkali conversion. The results show that alkali conversion can enhance the bimetallic synergistic effect and increase the surface content of Ni3+ and Co3+ cations. This evolution enables Ni0.60Co0.40 LDH nanoarrays to exhibit excellent electrochemical performance.

JOURNAL OF ENERGY STORAGE (2022)

Article Chemistry, Physical

Mo-N Bonds Effect Between MoSx Coupling With CoN For Efficient Photocatalytic Hydrogen Production

Hai Liu et al.

Summary: The facet-engineered surface and interface design in the preparation of efficient photocatalysts has attracted much attention. In this study, 3D MoSx was prepared using Polyvinylpyrrolidone (PVP) as a morphological modifier. CoN was added as an electron acceptor to greatly improve the hydrogen evolution performance of MoSx. The results showed that MoSx@CoN exhibited high hydrogen production activity and stability, providing new insights for the preparation of highly efficient photocatalytic hydrogen evolution materials.

CHEMCATCHEM (2022)

Article Materials Science, Multidisciplinary

EDA-assisted synthesis of multifunctional snowflake-Cu2S/CdZnS S-scheme heterojunction for improved the photocatalytic hydrogen evolution

Guorong Wang et al.

Summary: This study successfully improved the efficiency of solar photocatalytic water decomposition for hydrogen production by constructing a 2%Cu2S/CZS step-scheme heterojunction. The introduction of Cu2S has advantages of reducing particle agglomeration, broadening the light response range, and accelerating charge separation and transfer.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2022)

Article Multidisciplinary Sciences

Controlled growth of a high selectivity interface for seawater electrolysis

Yang Gao et al.

Summary: Seawater electrolysis is an important direction for the development of hydrogen energy conversion, and achieving high selectivity, activity, and stability in seawater electrolysis reactions is the key challenge. In this report, the construction of heterostructures GDY/RhOx/GDY demonstrated high-performance overall seawater electrolysis.

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA (2022)

Article Engineering, Chemical

Graphdiyne (g-CnH2n-2) based Co3S4 anchoring and edge-covalently modification coupled with carbon-defects g-C3N4 for photocatalytic hydrogen production

Kaicheng Yang et al.

Summary: In this research, a nano hybrid material was developed for efficient photocatalytic hydrogen evolution. The material has a unique structure and porous framework that allows for multivariate collaborative catalysis. Additionally, it exhibits excellent charge transfer rate and lower carrier recombination rate, resulting in smaller hydrogen evolution overpotential.

SEPARATION AND PURIFICATION TECHNOLOGY (2022)

Review Chemistry, Multidisciplinary

Advances on Theory and Experiments of the Energy Applications in Graphdiyne

Feng He et al.

Summary: Graphdiyne (GDY) has shown transformative characteristics in various fields, promoting significant progress in fundamental and applied research. Its unique electronic and chemical structure has rapidly advanced GDY science and produced exciting results in energy-related areas such as membrane sciences, catalysis, energy storage, and conversion.

CCS CHEMISTRY (2022)

Review Chemistry, Multidisciplinary

A new carbon allotrope: graphdiyne

Zhiqiang Zheng et al.

Summary: This review systematically summarizes the new progress in Graphdiyne (GDY), highlighting its applications in energy, catalysis, and photoelectric devices, and discussing the potential advantages and challenges in this field.

TRENDS IN CHEMISTRY (2022)

Article Chemistry, Applied

Efficient photocatalytic hydrogen evolution over graphdiyne boosted with a cobalt sulfide formed S-scheme heterojunction

Zhiliang Jin et al.

Summary: Graphdiyne (GDY), a novel two-dimensional carbon hybrid material, has attracted significant attention due to its unique and excellent properties. This study reports new progress in the preparation of a composite material, Co9S8-GDY-CuI, using CuI powder as a catalytic material and a facile hydrothermal method. The Co9S8-GDY-CuI exhibited hydrogen production activity 10.29 times higher than that of pure GDY in the sensitization system. Characterization techniques provided evidence for the successful preparation of the material and its superior photocatalytic activity. A possible reaction mechanism and the effects of Co9S8 nanoparticles were also discussed.

CHINESE JOURNAL OF CATALYSIS (2022)

Article Energy & Fuels

Oxygen-vacancy-rich hydrated bimetallic chloride for supercapacitor cathode with remarkable enhanced performance

Guorong Wang et al.

Summary: In this study, a series of nickel/vanadium composites were prepared using a simple in situ growth strategy with sodium chloride as a regulator. The addition of sodium chloride enabled the electrodes to exhibit excellent supercapacitor behavior with impressive specific capacitance and good cyclic stability. The assembled asymmetric supercapacitor showed a high energy density, providing a new and simple strategy for the preparation of high specific capacitance positive electrodes.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2021)

Article Energy & Fuels

Mn0.05Cd0.95S decorated MOF-derived Co9S8 hollow polyhedron for efficient photocatalytic hydrogen evolution

Peng Su et al.

Summary: The Co9S8 hollow polyhedron was successfully prepared by sulfidation and calcination of the metal-organic framework ZIF-67, providing abundant support sites for Mn0.05Cd0.95S and enhancing the catalytic activity. The introduction of Co9S8 hollow polyhedron significantly improved light-trapping ability and exposed more reaction sites, leading to enhanced photocatalytic performance.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2021)

Article Chemistry, Physical

Spherical nanoflower-like bimetallic (Mo,Ni)(S,O)3-x, sulfo-oxide catalysts for efficient hydrogen evolution under visible light

Xiaoyun Chen et al.

Summary: The study found that (Mo,Ni)(S,O)(3-x) with a suitable amount of oxygen vacancy defects could evolve 587.5 μmol/h H-2 under visible-light irradiation. This research successfully converted an oxidation photocatalyst into a reduction one, promoting effective separation, interface transfer, and reactions of photo-carriers while reducing charge build-up to prevent photo-corrosion during photocatalytic water decomposition.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

Article Chemistry, Multidisciplinary

NiCo LDH in situ derived NiCoP 3D nanoflowers coupled with a Cu3P p-n heterojunction for efficient hydrogen evolution

Mengxue Yang et al.

Summary: By developing a novel Cu3P@NiCoP composite photocatalyst, this study achieved efficient hydrogen production by splitting water under visible light irradiation. The p-n heterojunction between Cu3P and NiCoP and the three-dimensional nanoflower structure of NiCoP played vital roles in enhancing the photocatalytic activity for hydrogen production.

NANOSCALE (2021)

Article Chemistry, Applied

Constructing low-cost Ni3C/twin-crystal Zn0.5Cd0.5S heterojunction/homojunction nanohybrids for efficient photocatalytic H2 evolution

Rongchen Shen et al.

Summary: This study combines low-cost metallic Ni3C cocatalysts with twin nanocrystal Zn0.5Cd0.5S (ZCS) solid solution homojunctions to achieve efficient visible-light-driven H-2 evolution. The ZCS-1 heterojunction/homojunction nanohybrid shows the highest photocatalytic H-2-evolution rate, indicating a more efficient photocatalytic H-2 evolution compared to other noble metal photocatalytic systems. The unique strategy of constructing heterojunction/homojunction hybrid nanostructures demonstrates improved catalytic activity for H-2 evolution under visible light.

CHINESE JOURNAL OF CATALYSIS (2021)

Review Chemistry, Multidisciplinary

S-Scheme Heterojunction Photocatalyst

Quanlong Xu et al.

Article Chemistry, Applied

Highly efficient visible-light photocatalytic H-2 evolution over 2D-2D CdS/Cu7S4 layered heterojunctions

Doudou Ren et al.

CHINESE JOURNAL OF CATALYSIS (2020)

Article Nanoscience & Nanotechnology

In Situ Synthesis of CdS/Graphdiyne Heterojunction for Enhanced Photocatalytic Activity of Hydrogen Production

Jia-Xin Lv et al.

ACS APPLIED MATERIALS & INTERFACES (2019)

Article Chemistry, Physical

Ultrathin 2D/2D WO3/g-C3N4 step-scheme H2-production photocatalyst

Junwei Fu et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2019)

Article Chemistry, Physical

Chemical modification: Toward solubility and processability of graphdiyne

Yanhuan Chen et al.

NANO ENERGY (2019)

Article Chemistry, Applied

Controllable design of Zn-Ni-P on g-C3N4 for efficient photocatalytic hydrogen production

Yanbing Li et al.

CHINESE JOURNAL OF CATALYSIS (2019)

Review Chemistry, Multidisciplinary

Progress in Research into 2D Graphdiyne-Based Materials

Changshui Huang et al.

CHEMICAL REVIEWS (2018)

Review Chemistry, Multidisciplinary

Synthesis and Properties of 2D Carbon-Graphdiyne

Zhiyu Jia et al.

ACCOUNTS OF CHEMICAL RESEARCH (2017)

Article Chemistry, Multidisciplinary

Architecture of graphdiyne nanoscale films

Guoxing Li et al.

CHEMICAL COMMUNICATIONS (2010)