Advances in Two-Dimensional Photocatalysts

A special issue of Catalysts (ISSN 2073-4344). This special issue belongs to the section "Photocatalysis".

Deadline for manuscript submissions: closed (30 April 2024) | Viewed by 1318

Special Issue Editors

Centre for Catalysis and Clean Energy, Gold Coast Campus, Griffith University, Brisbane, QLD 4222, Australia
Interests: 2D nanomaterials; electrocatalytic/photocatalytic energy conversion; single-atom catalysts; p-block catalysts
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Guest Editor
School of Chemistry and Materials Science, Institute of Advanced Materials and Flexible Electronics (IAMFE), Nanjing University of Information Science and Technology, Nanjing 210044, China
Interests: 2D layered materials; metal–organic frameworks; heterogeneous catalysis; electrocatalytic energy conversion
Special Issues, Collections and Topics in MDPI journals
State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, College of Materials Science and Engineering, Donghua University, Shanghai 201620, China
Interests: 2D nanomaterials; visible–light photocatalysis; electrocatalytic energy conversion
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

The well-defined atomic structures and unique electronic properties of 2D nanomaterials have triggered wide research interest in photocatalysis. Photocatalysts in the form of 2D nanostructures have inherent advantages over their 3D counterparts, including high surface area-to-volume ratios, shorter migration paths of photogenerated charge carriers from bulk to surface, and abundant and diverse active sites. Hence, 2D photocatalysts have come to play an increasingly significant role in industrially important green reactions, such as environmental remediation, H2O splitting, CO2 reduction, N2 fixation, organic synthesis, etc. To construct 2D nanostructures with high-efficiency photocatalytic activity, various modulation strategies have been explored and developed, such as the creation of heterojunction, defect engineering, heteroatom doping, crystal facet engineering, thickness engieering, etc. Despite great strides in 2D photocatalysts being achieved in recent years, low visible–light photoactivity continues to be a great burden on industrial-scale applications. The development of 2D nanostructures with superior visible–light photocatalytic performance offers many research opportunities and challenges.

This Special Issue will focus on recent advances in emerging 2D nanostructures for a wide variety of photocatalytic applications, as well as experimental and computational studies to understand their reaction mechanisms and predict reactivities. Moreover, studies on the industrial exploitation of 2D photocatalytic systems are also of interest. We welcome the submission of different types of manuscripts, including rapid communications, original research articles, reviews, and perspective articles.

Dr. Liang Wang
Prof. Dr. Dongdong Zhu
Dr. Li Wang
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Catalysts is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2700 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • 2D nanostructures
  • visible-light photocatalysis
  • electronic structure engineering
  • atomic structure modification
  • solar-to-chemical energy conversion

Published Papers (1 paper)

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Research

21 pages, 8237 KiB  
Article
Detection of Ciprofloxacin Based on BPN/TDNA Photoelectrode
by Jiangnan Yuan, Shusheng Wei, Zhiheng Ji and Juan Wang
Catalysts 2023, 13(10), 1368; https://doi.org/10.3390/catal13101368 - 15 Oct 2023
Viewed by 812
Abstract
The photoelectrochemical (PEC) process has been demonstrated to exert enormous potential in the fields of analysis, and the rational design of PEC sensors are vital for practical applications. In this study, Titanium Dioxide Nanoarrays (TDNA) and black phosphorus nanosheets (BPN) were prepared, and [...] Read more.
The photoelectrochemical (PEC) process has been demonstrated to exert enormous potential in the fields of analysis, and the rational design of PEC sensors are vital for practical applications. In this study, Titanium Dioxide Nanoarrays (TDNA) and black phosphorus nanosheets (BPN) were prepared, and a BPN/TDNA composite was proposed as the photoelectrochemical sensing material for the detection of ciprofloxacin (Cip). The formation and excellent optoelectronic properties of BPN/TDNA composite materials have been demonstrated through a series of characterization methods. Moreover, the measurement of PEC properties exhibited that the introduction of BPN and natural light would improve the electron migration efficiency and the separation of photogenerated electron–hole pairs, thereby displaying the synergistic effect to promote photoelectric performance. More importantly, the current density of BPN/TDNA was linearly proportional to the concentration of Cip ranging from 1.14 to 438.86 ng/mL, and the detection limit (3S/N) was 7.56 ng/mL. In addition, such a PEC sensor demonstrated long-term stability, good reproducibility, and selectivity. Finally, the real commercial sample detection was measured to confirm the possibility of practical applications. Thus, the BPN/TDNA photoelectrocatalyst provides a new method for Cip detection with high selectivity and sensitivity. Full article
(This article belongs to the Special Issue Advances in Two-Dimensional Photocatalysts)
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