Highly Efficient Electrochemical Reduction of Nitrate to Ammonia on Cobalt Doped Ti3c2 Mxene Nanosheets DOI
Leiming Tao,

Kui Pang,

Liming Huang

et al.

Published: Jan. 1, 2023

The discharge of large amounts industrial wastewater and waste residue in industry agriculture can lead to a continuous increase nitrate concentration groundwater, causing pollution water resources. Currently, there is an urgent need for efficient catalyst reduction. This article analyzed the performance Co doped Ti3C2 mxenes composites (Co-Ti3C2) electrodes reducing nitrate, summarized possible pathways synthesize ammonia through theoretical calculations. In experimental section, Co-Ti3C2 was successfully prepared by hydrothermal method. Electrochemical experiments were conducted mixed electrolyte 0.5 mol·L-1 Na2SO4 solution 0.05 NaNO3 solution. results showed that exhibited considerable long-term stability electrochemical reduction reaction (NITRR) at -0.55V (VS. RHE) under mild environmental conditions, with yield 102.06 mg·h-1·mg-1, Faraday efficiency (FE) 50.9%, slope mV·dec-1 Tafel. maximum -0.95 V 208.5 FE 66.8%. free energy diagram calculated using density functional theory, indicating surface plays crucial role improving catalytic activity materials. work provided feasible strategy designing more MXene-based electrocatalysts.

Language: Английский

Applications of doped-MXene-based materials for electrochemical energy storage DOI
Hau Quoc Pham, Tai Thien Huynh

Coordination Chemistry Reviews, Journal Year: 2024, Volume and Issue: 517, P. 216039 - 216039

Published: June 21, 2024

Language: Английский

Citations

16
2D Monolayer Catalysts: Towards Efficient Water Splitting and Green Hydrogen Production DOI
Krishna H. Modi, Pratik M. Pataniya, C.K. Sumesh

et al.

Chemistry - A European Journal, Journal Year: 2024, Volume and Issue: 30(23)

Published: Feb. 1, 2024

A viable alternative to non-renewable hydrocarbon fuels is hydrogen gas, created using a safe, environmentally friendly process like water splitting. An important role in water-splitting applications played by the development of two-dimensional (2D) layered transition metal chalcogenides (TMDCs), carbides (MXenes), graphene-derived 2D nanomaterials, phosphorene, and hexagonal boron nitride. Advanced synthesis methods characterization instruments enabled an effective application for improved electrocatalytic splitting sustainable production. Enhancing active sites, modifying phase electronic structure, adding conductive elements metals, forming heterostructures, altering defect state, etc., can improve catalytic activity stacked hybrid monolayer nanomaterials. The majority global research focused on finding safer substitutes petrochemical fuels, this review summarizes recent advancements field nanomaterials industrial-scale green production fuel cell applications.

Language: Английский

Citations

13
Can Doped-MXene-Based Supercapacitors Be the Game-Changer for Future Energy Landscape? A Critical Perspective DOI
Ritik Mohanty, Amtul Nashim, Kaushik Parida

et al.

Langmuir, Journal Year: 2024, Volume and Issue: 40(28), P. 14197 - 14213

Published: July 3, 2024

MXene has attracted considerable attention for supercapacitor applications in the past decade owing to its exceptional electrochemical properties. Although major research interests are focused on composite-based MXene, doping engineering of recently emerged as a promising alternative. This work unveils potential doped with critical perspective. Various strategies and synthesis methods adopted explicitly delineated. Detailed discussions optimization lattice, functionalization, substitution, interface modification provided. Further, it sheds light recent developments asssociated mechanism supercapacitors, followed by associated challenges. Finally, roadmap further progress realization advanced high-performing energy storage systems been described. We envision that this Perspective will open up new avenues exploration domain.

Language: Английский

Citations

8
Highly efficient electrochemical reduction of nitrate to ammonia on cobalt doped Ti3C2 MXene nanosheets DOI

Wang Chen,

Pang Kui,

Huang Liming

et al.

Inorganic Chemistry Communications, Journal Year: 2024, Volume and Issue: 161, P. 112134 - 112134

Published: Feb. 2, 2024

Language: Английский

Citations

6
2D anti-MXene boride monolayers: unveiling a promising new family of catalysts for the nitrogen reduction reaction DOI
Viet Q. Bui, Đinh Quang Khiếu

Journal of Materials Chemistry A, Journal Year: 2024, Volume and Issue: 12(31), P. 20364 - 20377

Published: Jan. 1, 2024

Through a comprehensive DFT study, this work investigates the dynamic, mechanical, and thermal stabilities of anti-MXene borides, highlighting FeB OsB as highly efficient NRR electrocatalysts with low overpotentials superior selectivity.

Language: Английский

Citations

6
In Situ Fe/Co/B Codoped MoS2 Ultrathin Nanosheets Enable Efficient Electrocatalytic Nitrogen Reduction DOI

Jun‐Yang Ji,

Wei Zhang, Cong Li

et al.

ACS Applied Materials & Interfaces, Journal Year: 2024, Volume and Issue: 16(32), P. 41734 - 41742

Published: Aug. 2, 2024

The development of sustainable and effective electrochemical nitrogen fixation catalysts is crucial for the mitigation terrible energy consumption resulting from Haber-Bosch process. Molybdenum disulfide (MoS2) exhibits promise toward reduction reaction (NRR) on account its similar structure to natural nitrogenases MoFe-co but still undergoes serious challenges with unsatisfactory catalytic performance resulted limited active sites, conductivity, selectivity. In this work, Fe/Co/B codoped MoS2 ultrathin nanosheets are synthesized verified as excellent NRR high activity, selectivity, durability. FeCoB-MoS2 demonstrates a ammonia yield 36.99 μg h–1 mgcat–1 at −0.15 V vs RHE Faraday efficiency (FE) 30.65% −0.10 in 0.1 M HCl. experimental results density functional theory (DFT) calculations emphasize that codoping Fe, Co, B into synergistically enhances conductivity optimizes electronic catalyst, which significantly improves electrocatalytic synthesis performance. This work broadens potential enlightens strategy designing efficient electrocatalysts field.

Language: Английский

Citations

5
2D/2D Mo2CTx/g-C3N4 with a strong coupling interface via one-step NH4Cl-assisted calcination for enhanced photocatalytic hydrogen production DOI
H ZOU,

Miaomiao Pan,

Ping Wang

et al.

Catalysis Science & Technology, Journal Year: 2024, Volume and Issue: 14(19), P. 5731 - 5738

Published: Jan. 1, 2024

A strategy of constructing 2D/2D Mo 2 CT x /g-C 3 N 4 photocatalyst with strong coupling interface via a one-step NH Cl-assisted method by in situ growing g-C nanosheets on surface for rapid electron transfer and boosted H -evolution activity.

Language: Английский

Citations

4
Unveiling the Synergy between Surface Terminations and Boron Configuration in Boron-Based Ti3C2 MXenes Electrocatalysts for Nitrogen Reduction Reaction DOI Creative Commons
Ling Meng, Francesc Viñes, Francesc Illas

et al.

ACS Catalysis, Journal Year: 2024, Volume and Issue: 14(20), P. 15429 - 15443

Published: Oct. 3, 2024

The performance of B-containing Ti

Language: Английский

Citations

4
ZnFe2O4 nanosheet array: a highly efficient electrocatalyst for ambient ammonia production via nitrite reduction DOI

Chenggang Xu,

Yimei Liang,

Xun He

et al.

Catalysis Science & Technology, Journal Year: 2023, Volume and Issue: 14(1), P. 57 - 61

Published: Nov. 29, 2023

ZnFe 2 O 4 nanosheet arrays on nickel foam (ZnFe /NF) act as a high-performance electrocatalyst for the electroreduction of NO − to NH 3 .

Language: Английский

Citations

2
Highly Efficient Electrochemical Reduction of Nitrate to Ammonia on Cobalt Doped Ti3c2 Mxene Nanosheets DOI
Leiming Tao,

Kui Pang,

Liming Huang

et al.

Published: Jan. 1, 2023

The discharge of large amounts industrial wastewater and waste residue in industry agriculture can lead to a continuous increase nitrate concentration groundwater, causing pollution water resources. Currently, there is an urgent need for efficient catalyst reduction. This article analyzed the performance Co doped Ti3C2 mxenes composites (Co-Ti3C2) electrodes reducing nitrate, summarized possible pathways synthesize ammonia through theoretical calculations. In experimental section, Co-Ti3C2 was successfully prepared by hydrothermal method. Electrochemical experiments were conducted mixed electrolyte 0.5 mol·L-1 Na2SO4 solution 0.05 NaNO3 solution. results showed that exhibited considerable long-term stability electrochemical reduction reaction (NITRR) at -0.55V (VS. RHE) under mild environmental conditions, with yield 102.06 mg·h-1·mg-1, Faraday efficiency (FE) 50.9%, slope mV·dec-1 Tafel. maximum -0.95 V 208.5 FE 66.8%. free energy diagram calculated using density functional theory, indicating surface plays crucial role improving catalytic activity materials. work provided feasible strategy designing more MXene-based electrocatalysts.

Language: Английский

Citations

1