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1,598 Results Found

  • Feature Paper
  • Review
  • Open Access
15 Citations
6,477 Views
21 Pages

Visible-Light-Activated TiO2-Based Photocatalysts for the Inactivation of Pathogenic Bacteria

  • Farhana Haque,
  • Allison Blanchard,
  • Baileigh Laipply and
  • Xiuli Dong

25 November 2024

Pathogenic bacteria in the environment pose a significant threat to public health. Titanium dioxide (TiO2)-based photocatalysts have emerged as a promising solution due to their potent antimicrobial effects under visible light and their generally eco...

  • Feature Paper
  • Review
  • Open Access
33 Citations
8,933 Views
55 Pages

Development and Functionalization of Visible-Light-Driven Water-Splitting Photocatalysts

  • Tokuhisa Kawawaki,
  • Masanobu Kawachi,
  • Daichi Yazaki,
  • Yuki Akinaga,
  • Daisuke Hirayama and
  • Yuichi Negishi

21 January 2022

With global warming and the depletion of fossil resources, our fossil fuel-dependent society is expected to shift to one that instead uses hydrogen (H2) as a clean and renewable energy. To realize this, the photocatalytic water-splitting reaction, wh...

  • Feature Paper
  • Review
  • Open Access
92 Citations
11,075 Views
38 Pages

17 November 2020

Photocatalytic organic synthesis/conversions and water treatment under visible light are a challenging task to use renewable energy in chemical transformations. In this review a brief overview on the mainly employed visible light photocatalysts and a...

  • Review
  • Open Access
2 Citations
2,546 Views
21 Pages

A Review of Visible Light Responsive Photocatalysts for Arsenic Remediation in Water

  • Isabella Natali Sora,
  • Francesca Fontana,
  • Renato Pelosato and
  • Benedetta Bertolotti

17 April 2024

This review summarizes the progress over the last fifteen years in visible light reactive photocatalysts for environmental arsenic remediation. The design and performance of several materials including (1) doped and surface functionalized TiO2, (2) b...

  • Article
  • Open Access
2,421 Views
11 Pages

The Development of Visible-Light Organic Photocatalysts for Atom Transfer Radical Polymerization via Conjugation Extension

  • Hui Shao,
  • Runzhi Long,
  • Hui Xu,
  • Pan Sun,
  • Guangrong Wang,
  • Yuanming Li and
  • Saihu Liao

11 June 2024

This work aimed to develop organic photocatalysts (PCs) that could mediate organocatalytic atom transfer radical polymerization (O-ATRP) under visible light. Through the core-modification of known chromophoric structures and ring-locking to reach a c...

  • Article
  • Open Access
1 Citations
1,459 Views
12 Pages

Visible-Light-Mediated Aerobic α-Oxygenation of Tetrahydroisoquinolines and Isoindolines Without External Photocatalysts

  • Taiqiang Ye,
  • Yuzheng Li,
  • Feng Zhao,
  • Aorou Song,
  • Zhaoxia Zhong,
  • Shenpeng Tan and
  • Feng Li

6 February 2025

A visible-light-mediated strategy for the direct oxygenation of N-substituted tetrahydroisoquinolines and isoindolines to the corresponding benzo-fused lactams under clean conditions without using any external photocatalysts has been developed. The r...

  • Article
  • Open Access
41 Citations
4,994 Views
14 Pages

The Use of Tunable Optical Absorption Plasmonic Au and Ag Decorated TiO2 Structures as Efficient Visible Light Photocatalysts

  • Xiaohong Yang,
  • Yan Wang,
  • Lingtong Zhang,
  • Haitao Fu,
  • Peng He,
  • Dezhi Han,
  • Tom Lawson and
  • Xizhong An

20 January 2020

Exploring solar-excited heterogeneous photocatalysts by taking advantage of surface plasmon resonance (SPR) has drawn growing research attention. As it could help to pave the way for global sustainable development. The decoration of TiO2 particles wi...

  • Feature Paper
  • Article
  • Open Access
9 Citations
2,804 Views
13 Pages

Heterostructured Photocatalysts Associating ZnO Nanorods and Ag-In-Zn-S Quantum Dots for the Visible Light-Driven Photocatalytic Degradation of the Acid Orange 7 Dye

  • Maroua Mrad,
  • Bilel Chouchene,
  • Tahar Ben Chaabane,
  • Thomas Gries,
  • Ghouti Medjahdi,
  • Lavinia Balan and
  • Raphaël Schneider

6 December 2022

Heterostructured photocatalysts associating ZnO nanorods (NRs) sensitized by quaternary Ag-In-Zn-S (AIZS) quantum dots (QDs) were prepared by depositing AIZS QDs at the surface of ZnO NRs followed by thermal treatment at 300 °C. The ZnO/AIZS cata...

  • Article
  • Open Access
2 Citations
2,564 Views
21 Pages

Visible Light-Driven Organic Pollutant Removal Using Fe-Based Photocatalysts Supported by Wheat Straw Biochar

  • Mahesan Naidu Subramaniam,
  • Jiaojiao Zheng,
  • Zhentao Wu,
  • Pei Sean Goh and
  • Guangru Zhang

8 January 2024

Researchers are actively pursuing the development of highly functional photocatalyst materials using environmentally friendly and sustainable resources. In this study, wheat straw biochar (BC), a by-product of biomass pyrolysis, was explored as a gre...

  • Article
  • Open Access
12 Citations
5,327 Views
18 Pages

27 September 2016

In order to develop original and efficient visible light response photocatalysts for degrading organic pollutants in wastewater, new photocatalysts Bi2GaSbO7 and Bi2InSbO7 were firstly synthesized by a solid-state reaction method and their chemical,...

  • Review
  • Open Access
57 Citations
7,237 Views
15 Pages

29 January 2022

Water is obligatory for sustaining life on Earth. About 71% of the Earth’s surface is covered in water. However, only one percent of the total water is drinkable. The presence of contaminants in wastewater, surface water, groundwater, and drink...

  • Article
  • Open Access
15 Citations
2,563 Views
17 Pages

Kinetic Aspects of Benzene Degradation over TiO2-N and Composite Fe/Bi2WO6/TiO2-N Photocatalysts under Irradiation with Visible Light

  • Mikhail Lyulyukin,
  • Nikita Kovalevskiy,
  • Andrey Bukhtiyarov,
  • Denis Kozlov and
  • Dmitry Selishchev

In this study, composite materials based on nanocrystalline anatase TiO2 doped with nitrogen and bismuth tungstate are synthesized using a hydrothermal method. All samples are tested in the oxidation of volatile organic compounds under visible light...

  • Article
  • Open Access
2 Citations
1,557 Views
16 Pages

12 October 2023

The problem of industrial dyes depollution has pushed the scientific research community to identify novel photocatalysts with high performance. Herein, new photocatalysts composed of BaTiO3, BaTi0.96Cu0.04O3, BaTi0.96Cu0.02V0.02O3 and BaTi0.96Cu0.02N...

  • Article
  • Open Access
3 Citations
2,180 Views
32 Pages

15 February 2024

Eu2SmSbO7 and ZnBiEuO4 were synthesized for the first time using the hydrothermal method. Eu2SmSbO7/ZnBiEuO4 heterojunction photocatalyst (EZHP) was synthesized for the first time using the solvothermal method. The crystal cell parameter of Eu2SmSbO7...

  • Article
  • Open Access
2 Citations
2,619 Views
9 Pages

7 January 2021

ZnIn2S4 is known to be a visible light-active photocatalyst. In this work, it is shown that by substituting part of the In atoms with vanadium, the visible light range of photocatalytic activity of such material can be extended, using the so-called i...

  • Article
  • Open Access
20 Citations
4,447 Views
13 Pages

24 June 2020

The development of photocatalysts with visible light response is of great significance to cope with energy crisis and environmental remediation. In this study, a visible light-driven photocatalyst reduced graphene oxide/ZnIn2S4 (rGO/ZIS) was prepared...

  • Review
  • Open Access
547 Citations
30,463 Views
28 Pages

1 December 2014

Perovskite-based photocatalysts are of significant interest in the field of photocatalysis. To date, several perovskite material systems have been developed and their applications in visible light photocatalysis studied. This article provides a revie...

  • Article
  • Open Access
13 Citations
3,204 Views
20 Pages

Floating Carbon-Doped TiO2 Photocatalyst with Metallic Underlayers Investigation for Polluted Water Treatment under Visible-Light Irradiation

  • Sarunas Varnagiris,
  • Marius Urbonavičius,
  • Sandra Sakalauskaitė,
  • Emilija Demikyte and
  • Simona Tuckute

29 November 2021

In the current study, we analysed the influence of metallic underlayers on carbon-doped TiO2 films for RhB decomposition and Salmonella typhimurium inactivation under visible-light irradiation. All the experiments were divided into two parts. First,...

  • Article
  • Open Access
5 Citations
3,596 Views
10 Pages

High-Efficiency Visible Light Responsive Sulfide KSb5S8 Photocatalyst with a Layered Crystal Structure

  • Yuanyuan Li,
  • Meijun Wu,
  • Qiang Wang,
  • Kun Wang,
  • He Zhang,
  • Xuejun Quan,
  • Bin Zhang and
  • Dingfeng Yang

13 June 2019

The development of efficient photocatalysts for degrading environmental pollutants in wastewater has drawn considerable attention due to their great potential in industrial applications. Herein, we used a solvothermal method to prepare KSb5S8 with a...

  • Article
  • Open Access
8 Citations
3,505 Views
22 Pages

27 January 2022

The Gd2YSbO7/ZnBiNbO5 heterojunction photocatalyst was synthesized for the first time by the facile in situ precipitation method. The structural properties of a Gd2YSbO7/ZnBiNbO5 heterojunction photocatalyst were characterized by X-ray diffractometer...

  • Communication
  • Open Access
14 Citations
5,012 Views
10 Pages

Composites of Laminar Nanostructured ZnO and VOx-Nanotubes Hybrid as Visible Light Active Photocatalysts

  • Eglantina Benavente,
  • Daniel Navas,
  • Sindy Devis,
  • Marjorie Segovia,
  • Clivia Sotomayor-Torres and
  • Guillermo González

24 February 2018

A series of hybrid heterostructured nanocomposites of ZnO with V2O5 nanotubes (VOx-NTs) in different mixing ratios were synthesized, with the aim of reducing the recombination of photoinduced charge carriers and to optimize the absorption of visible...

  • Article
  • Open Access
5 Citations
2,573 Views
13 Pages

Visible-Light-Driven Photocatalytic Inactivation of Bacteria, Bacteriophages, and Their Mixtures Using ZnO-Coated HDPE Beads as Floating Photocatalyst

  • Marius Urbonavicius,
  • Sarunas Varnagiris,
  • Simona Tuckute,
  • Sandra Sakalauskaite,
  • Emilija Demikyte and
  • Martynas Lelis

10 February 2022

Semiconductor materials used as photocatalysts are considered among the most effective ways to treat biologically polluted water. Certainly, efficiency depends on the selection of photocatalyst and its substrate, as well as the possibility of its app...

  • Article
  • Open Access
10 Citations
6,344 Views
20 Pages

17 September 2017

Ag3PO4/Ag/Bi2O2CO3 composites were prepared by a hydrothermal and precipitation method. The morphology, structure, and valence state of the photo-catalysts were characterized by X-ray diffraction (XRD), X-ray photoelectron spectroscopy (XPS), transmi...

  • Article
  • Open Access
1 Citations
704 Views
30 Pages

10 November 2025

This study presented the successful synthesis of a visible light responsive Z-scheme BiTmDySbO7/BiEuO3 heterojunction photocatalyst (BBHP) via the hydrothermal method, exhibiting outstanding removal efficiency for degrading the metronidazole (MNZ) in...

  • Article
  • Open Access
25 Citations
8,341 Views
12 Pages

13 October 2014

Hydrophobic Y-zeolite (SiO2/Al2O3 = 810) and TiO2 composite photocatalysts were designed by using two different types of TiO2 precursors, i.e., titanium ammonium oxalate and ammonium hexafluorotitanate. The porous structure, surface property and stat...

  • Editorial
  • Open Access
3 Citations
2,620 Views
2 Pages

11 November 2021

In recent years, the formulation of innovative photocatalysts activated by visible or solar light has been attracting increasing attention because of their notable potential for environmental remediation and use in organic synthesis reactions [...]

  • Review
  • Open Access
25 Citations
6,357 Views
20 Pages

27 July 2021

The exploitation of visible-light active photocatalytic materials can potentially change the supply of energy and deeply transform our world, giving access to a carbon neutral society. Currently, most photocatalysts are produced through low-ecofriend...

  • Article
  • Open Access
58 Citations
9,483 Views
13 Pages

This work presents a systematic study of a novel efficient visible-light sensitive AgFeO2 photocatalyst. The photocatalysts were prepared via simple hydrothermal procedure at 160 °C with different reaction time. The structures, morphologies, specific...

  • Article
  • Open Access
4 Citations
2,312 Views
25 Pages

25 September 2022

In2YSbO7 and In2YSbO7/BiSnSbO6 heterojunction photocatalyst were prepared by a solvothermal method for the first time. The structural characteristics of In2YSbO7 had been represented. The outcomes showed that In2YSbO7 crystallized well and possessed...

  • Article
  • Open Access
4 Citations
1,811 Views
34 Pages

22 November 2023

An unprecedented photocatalyst, Sm2EuSbO7, was successfully fabricated in this paper, through a high-temperature solid-state calcination method, which represented its first ever synthesis. Additionally, using the solvothermal method, the Sm2EuSbO7/Zn...

  • Article
  • Open Access
4 Citations
4,223 Views
13 Pages

18 March 2023

Research on the utilization of sustainable and renewable energy sources has increased as a result of the world’s expanding energy demand. In this regard, we report the photocatalytic performance of two synthesized Mn-MOFs: MnII3(tp)6/2(bpy)2.(d...

  • Article
  • Open Access
5 Citations
1,804 Views
27 Pages

A novel photocatalytic nanomaterial, Ho2YSbO7, was successfully synthesized for the first time using the solvothermal synthesis technique. In addition, a Ho2YSbO7/Bi2MoO6 heterojunction photocatalyst (HBHP) was prepared via the hydrothermal fabricati...

  • Article
  • Open Access
965 Views
24 Pages

28 August 2025

A high-performance Z-scheme heterojunction photocatalytic compound, ZnBiGdO4/SnS2 (ZS), was prepared for the first time using a microwave-assisted solvothermal method. ZS significantly improved the separation efficiency of photoinduced carriers and e...

  • Article
  • Open Access
5 Citations
4,268 Views
15 Pages

7 June 2021

A p–n heterojunction semiconductor structure composed of Ce3O4 and BiVO4 has been synthesized and then incorporated into reduced graphene oxide (rGO) by the hydrothermal method. The ternary composites were characterized by X-ray diffraction, transmis...

  • Article
  • Open Access
5 Citations
2,663 Views
34 Pages

30 December 2023

A groundbreaking photocatalytic nanomaterial, Dy2NdSbO7, was fabricated smoothly using the hydrothermal synthesis technique for the first time. Apart from that, Dy2NdSbO7/Bi2WO6 heterojunction photocatalyst (DBHP) was initially fabricated using the s...

  • Article
  • Open Access
1 Citations
1,137 Views
24 Pages

29 April 2025

Microcystins (MCs) are produced by cyanobacteria blooms in eutrophic water and can cause acute and chronic toxicity and even mortality to animals and humans. Previous MC removal strategies concernedonly highly contaminated water, in which the concent...

  • Review
  • Open Access
66 Citations
12,105 Views
26 Pages

22 January 2025

Zinc oxide (ZnO) photocatalysts have emerged as a promising material for environmental and energy applications due to their exceptional photocatalytic properties. Initially recognized for their efficiency under ultraviolet (UV) light, recent advancem...

  • Article
  • Open Access
8 Citations
3,082 Views
13 Pages

18 March 2021

Gallium telluride (GaTe) one-dimensional (1D) and two-dimensional (2D) materials have drawn much attention for high-performance optoelectronic applications because it possesses a direct bandgap for all thickness. We report the morphology-controlled v...

  • Article
  • Open Access
3 Citations
1,839 Views
31 Pages

This study presents a pioneering synthesis of a direct Z-scheme Y2TmSbO7/GdYBiNbO7 heterojunction photocatalyst (YGHP) using an ultrasound-assisted hydrothermal synthesis technique. Additionally, novel photocatalytic nanomaterials, namely Y2TmSbO7 an...

  • Feature Paper
  • Review
  • Open Access
44 Citations
9,310 Views
40 Pages

30 August 2019

In recent years, polymerization processes activated by light have attracted a great deal of interest due to the wide range of applications in which this polymerization technique is involved. Parallel to the traditional industrial applications ranging...

  • Review
  • Open Access
13 Citations
3,792 Views
21 Pages

Recent Advances in Congo Red Degradation by TiO2-Based Photocatalysts Under Visible Light

  • Gabriela Elizabeth Quintanilla-Villanueva,
  • Analía Sicardi-Segade,
  • Donato Luna-Moreno,
  • Raisa Estefanía Núñez-Salas,
  • Juan Francisco Villarreal-Chiu and
  • Melissa Marlene Rodríguez-Delgado

17 January 2025

Congo Red is a complex aromatic azo dye whose metabolites can be toxic due to their carcinogenicity, mutagenicity, and various associated toxic effects on flora, fauna, and humans. Different technologies have been employed to degrade this dye, includ...

  • Article
  • Open Access
10 Citations
3,734 Views
14 Pages

Selectivity Control of CO2 Reduction over Pt/g-C3N4 Photocatalysts under Visible Light

  • Andrey A. Saraev,
  • Anna Y. Kurenkova,
  • Angelina V. Zhurenok,
  • Evgeny Y. Gerasimov and
  • Ekaterina A. Kozlova

25 January 2023

Photocatalysts based on g-C3N4 have been investigated in the CO2 reduction reaction under visible light irradiation (λ = 397, 427, 452 nm). Photocatalysts were prepared by melamine calcination at 500–600 °C with further platinum depo...

  • Article
  • Open Access
2 Citations
3,154 Views
16 Pages

This study reports on a metal-free Covalent Triazine Framework (CTF) incorporating bithiophene structural units (TP-CTF) with a semicrystalline structure as an efficient heterogeneous photocatalyst under visible light irradiation. The physico-chemica...

  • Feature Paper
  • Article
  • Open Access
13 Citations
3,724 Views
10 Pages

15 July 2021

Visible-light-driven hydrogen production through photocatalysis has attracted enormous interest owing to its great potential to address energy and environmental issues. However, photocatalysis possesses several limitations to overcome for practical a...

  • Article
  • Open Access
493 Views
32 Pages

23 November 2025

In this study, a novel photocatalytic nanomaterial BiTmFeSbO7 was successfully synthesized for the first time by using the solvothermal method. On account of the effective Z-scheme mechanism, the BiTmFeSbO7/BiTmO3 heterojunction photocatalyst (BTBTHP...

  • Article
  • Open Access
217 Citations
14,317 Views
13 Pages

28 September 2019

Microplastics are persistent anthropogenic pollutants which have become a global concern owing to their widespread existence and unfamiliar threats to the environment and living organisms. This study demonstrates the degradation of fragmented micropl...

  • Review
  • Open Access
50 Citations
7,746 Views
19 Pages

25 December 2022

Currently, the synthesis of active photocatalysts for the evolution of hydrogen, including photocatalysts based on graphite-like carbon nitride, is an acute issue. In this review, a comprehensive analysis of the state-of-the-art studies of graphic ca...

  • Article
  • Open Access
15 Citations
2,440 Views
16 Pages

Copper-Modified Titania-Based Photocatalysts for the Efficient Hydrogen Production under UV and Visible Light from Aqueous Solutions of Glycerol

  • Anna Yu. Kurenkova,
  • Anastasiya Yu. Yakovleva,
  • Andrey A. Saraev,
  • Evgeny Yu. Gerasimov,
  • Ekaterina A. Kozlova and
  • Vasily V. Kaichev

7 September 2022

In this study, we have proposed titania-based photocatalysts modified with copper compounds for hydrogen evolution. Thermal pre-treatment of commercial TiO2 Degussa P25 (DTiO2) and Hombifine N (HTiO2) in the range from 600 to 800 °C was carried o...

  • Article
  • Open Access
11 Citations
3,683 Views
16 Pages

7 March 2022

SiO2-TiO2-C aerogel photocatalysts with different carbon loadings were synthesized by using sol-gel chemistry. The anatase crystal and nonmetal carbon dopant were introduced during the sol preparation and formed by hydrothermal treatment, which can s...

  • Feature Paper
  • Article
  • Open Access
20 Citations
4,408 Views
15 Pages

Heterostructured S-TiO2/g-C3N4 Photocatalysts with High Visible Light Photocatalytic Activity

  • Yassine Alaya,
  • Bilel Chouchene,
  • Ghouti Medjahdi,
  • Lavinia Balan,
  • Noureddine Bouguila and
  • Raphaël Schneider

28 March 2024

Novel heterojunctions associating graphitic carbon nitride g-C3N4 and S-doped TiO2 nanoparticles were successfully designed and prepared via a hydrothermal method and used for photocatalytic degradations. The loading in S-TiO2 nanoparticles on g-C3N4...

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