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1. One-step preparation of MoOx/ZnS/ZnO composite and its excellent performance in piezocatalytic degradation of Rhodamine B under ultrasonic vibration

Author:
Song Zheng; Xiaojing Li; Jiayu Zhang; Junfeng Wang; Chunran Zhao; Xin Hu; Ying Wu; Yiming He
Source:
Journal of environmental sciences (China) 2023 v.125 pp. 1-13
ISSN:
1001-0742
Subject:
rhodamines,   etc   ; X-ray diffraction; X-ray photoelectron spectroscopy; adsorption; catalysts; catalytic activity; dielectric spectroscopy; pH; surface area; transmission electron microscopy; ultrasonics; vibration; China;     Show all 13 Subjects
Abstract:
... This paper synthesized a new type of ternary piezoelectric catalyst MoOₓ/ZnS/ZnO (MZZ) by a one-step method. The catalytic degradation of Rhodamine B (RhB) solution (10 μg/g, pH = 7.0) shows that the composite catalyst has excellent piezoelectric catalytic activity under ultrasonic vibration (40 kHz). The piezoelectric degradation rate of the optimal sample reached 0.054 min⁻¹, which was about 2.5 ...
DOI:
10.1016/j.jes.2021.10.028

2. Efficient degradation of organic pollutants by S-NaTaO3/biochar under visible light and the photocatalytic performance of a permonosulfate-based dual-effect catalytic system

Author:
Yuehui Tai; Jinlong Sun; Haoran Tian; Fuyue Liu; Boyu Han; Wei Fu; Zhangpei Liu; Xiuye Yang; Qifeng Liu
Source:
Journal of environmental sciences (China) 2023 v.125 pp. 388-400
ISSN:
1001-0742
Subject:
rhodamines,   etc   ; absorption; acid orange 7; biochar; ciprofloxacin; energy efficiency; hot water treatment; irradiation; methyl orange; photocatalysis; photocatalysts; pollution; probability; solar energy; sulfur; tetracycline; China;     Show all 17 Subjects
Abstract:
... Removing large concentrations of organic pollutants from water efficiently and quickly under visible light is essential to developing photocatalytic technology and improving solar energy efficiency. This study used a simple hydrothermal method to prepare a non-metallic, S-doped NaTaO₃ (S-NTO) photocatalyst, which was then loaded onto biochar (BC) to form a S-NTO/BC composite photocatalyst. After u ...
DOI:
10.1016/j.jes.2022.01.028

3. Wafer-Scale and Cost-Effective Manufacturing of Controllable Nanogap Arrays for Highly Sensitive SERS Sensing

Author:
Qiang Zhao; Huan Yang; Bangbang Nie; Yongsong Luo; Jinyou Shao; Gang Li
Source:
ACS applied materials & interfaces 2022 v.14 no.2 pp. 3580-3590
ISSN:
1944-8252
Subject:
rhodamines,   etc   ; cost effectiveness; equipment;     Show all 3 Subjects
Abstract:
... The metallic nanogap has been proved as an efficient architecture for surface-enhanced Raman scattering (SERS) applications. Although a lot of nanogap fabrication methods have been proposed in the last few decades, the economical and high-yield manufacturing of sub-10 nm gaps remains a challenge. Here, we present a convenient and cost-effective fabrication method for wafer-scale patterning of meta ...
DOI:
10.1021/acsami.1c22465

4. Metal-free and flexible surface-enhanced Raman scattering substrate based on oxidized carbon cloth

Author:
Shujuan Meng; Junxi Liang; Weimin Jia; Ping Zhang; Qiong Su; Chengjun Wang; Lili An; Lihua Chen; Yanbin Wang
Source:
Carbon 2022 v.189 pp. 152-161
ISSN:
0008-6223
Subject:
rhodamines,   etc   ; carbon; oxidation; polymers;     Show all 4 Subjects
Abstract:
... Flexible surface-enhanced Raman scattering (SERS) substrates show great potential application in environmental, biological and technological sensors. However, most of flexible SERS substrates are designed based on depositing or embedding metal (Ag, Au, Cu) particles on or into polymer supports or woven fibers without SERS activity, which suffer from complex manipulation processes and high cost. In ...
DOI:
10.1016/j.carbon.2021.12.055

5. Highly dispersed of Ag/AgCl nanoparticles on exfoliated FeOCl nanosheets as photo-Fenton catalysts for pollutants degradation via accelerating Fe(II)/Fe(III) cycle

Author:
Lina Wang; Hanpei Yang; Li Kang; Mi Wu; Yuankun Yang
Source:
Chemosphere 2022 v.296 pp. 134039
ISSN:
0045-6535
Subject:
rhodamines,   etc   ; adsorption; light; nanosheets;     Show all 4 Subjects
Abstract:
... In this work, Ag/AgCl/FeOCl (Ag–Fe) catalysts were successfully prepared via multistep routes in which Ag was uniformly anchored to the enriched Cl sites provided by exfoliated FeOCl nanosheets. Among these Ag–Fe catalysts, 5% Ag–Fe exhibited the highest pseudo first-order kinetic constant 0.1056 min⁻¹ for photo-Fenton degradation of Rhodamine B (RhB), which was 11 times higher than that of FeOCl ...
DOI:
10.1016/j.chemosphere.2022.134039

6. Ratiometric Thermometers Based on Rhodamine B and Fluorescein Dye-Incorporated (Nano) Cyclodextrin Metal–Organic Frameworks

Author:
Min Peng; Anna M. Kaczmarek; Kristof Van Hecke
Source:
ACS applied materials & interfaces 2022 v.14 no.12 pp. 14367-14379
ISSN:
1944-8252
Subject:
rhodamines,   etc   ; encapsulation; fluorescein; luminescence; thermometers;     Show all 5 Subjects
Abstract:
... Macro- and nanosized core, as well as core–shell, γ-cyclodextrin metal–organic frameworks (γ-CD-MOFs) have been designed and used as platforms for the encapsulation of dye molecules to develop the first CD-MOF-based ratiometric optical thermometer materials. A novel dye combination was employed for this purpose, i.e., the duo rhodamine B (RhB) and fluorescein (FL). RhB is highly temperature-sensit ...
DOI:
10.1021/acsami.2c01332

7. Red mud supported on reduced graphene oxide as photo-Fenton catalysts for organic contaminant degradation

Author:
Xiaoqiang An; Zhiang Hou; Yue Yu; Jiangpeng Wang; Huachun Lan; Huijuan Liu; Jiuhui Qu
Source:
Colloids and surfaces 2022 v.640 pp. 128461
ISSN:
0927-7757
Subject:
rhodamines,   etc   ; catalysts; graphene oxide; pH;     Show all 4 Subjects
Abstract:
... In this study, the reduced graphene oxide (rGO) modified red mud (RM) composite was successfully prepared and used as the highly effective heterogeneous photo-Fenton catalyst for Rhodamine B (RhB) contaminant degradation. The acid leaching and calcination treatment reduced the impurities in RM, making α-Fe₂O₃ active for H₂O₂ decomposing. The rGO modification can not only inhibit the recombination ...
DOI:
10.1016/j.colsurfa.2022.128461

8. Coating metal–organic frameworks on plasmonic Ag/AgCl nanowire for boosting visible light photodegradation of organic pollutants

Author:
Xi Chen; Yanshuang Zhang; Xiangyun Kong; Bowen Yu; Shuaiyin Wang; Wenyuan Xu; Zhili Fang; Jiali Zhang; Kun Yao; Yongxin Liu
Source:
RSC advances 2022 v.12 no.5 pp. 3119-3127
ISSN:
2046-2069
Subject:
rhodamines,   etc   ; light; nanowires; photocatalysis; photolysis; tetracycline;     Show all 6 Subjects
Abstract:
... Photoactive metal–organic frameworks, MIL-100(Fe), with controllable thickness are coated on plasmonic Ag/AgCl nanowire, for boosting visible light photodegradation of rhodamine B and tetracycline hydrochloride. The morphology and composition of the obtained nano-heterostructure were investigated in detail by SEM imaging, TEM imaging, XRD patterns, FT-IR spectra, N₂ adsorption–desorption curves an ...
DOI:
10.1039/d1ra08576j

9. One-pot hydrothermal fabrication of 2D/2D BiOIO3/BiOBr Z-scheme heterostructure with enhanced photocatalytic activity

Author:
Mingli Lu; Xinyan Xiao; Yu Xiao; Jingjing Li; Feihu Zhang
Source:
Journal of colloid and interface science 2022 v.625 pp. 664-679
ISSN:
0021-9797
Subject:
rhodamines,   etc   ; electric field; irradiation; photocatalysis; photolysis;     Show all 5 Subjects
Abstract:
... A 2D/2D BiOIO₃/BiOBr Z-scheme heterostructure was firstly synthesized by a simple one-pot hydrothermal process and it was used to effectively remove rhodamine B under irradiation of Xe and LED light. The BB-15 heterostructure has an optimal apparent rate constant k of 0.046 min⁻¹ (0.17 min⁻¹), which is ∼6.2 (89.7) and 3.5 (3.5) times that of BiOIO₃ and BiOBr under the irradiation of Xe light (LED ...
DOI:
10.1016/j.jcis.2022.06.081

10. Ag nanoparticle-decorated Bi2O3-TiO2 heterogeneous nanotubular photocatalysts for enhanced degradation of organic contaminants

Author:
Yan Wang; Shengzhe Zhao; Yi Yang; Raul D. Rodriguez; Anya Lipovka; Yun Lu; Honglan Huang; Jinju Chen
Source:
Colloids and surfaces 2022 v.648 pp. 129233
ISSN:
0927-7757
Subject:
rhodamines,   etc   ; absorption; photocatalysis; photocatalysts; photolysis; photoreduction; tetracycline;     Show all 7 Subjects
Abstract:
... Ag nanoparticle-decorated Bi₂O₃-TiO₂ heterogeneous photocatalysts were successfully obtained by combining facile sacrificial templates and photoreduction. The as-synthesized Ag@Bi₂O₃-TiO₂ photocatalysts with a narrow band gap of 2.40 eV exhibited considerable photocatalytic activity to degrade rhodamine B (RhB) and tetracycline hydrochloride (TCH), and the removal efficiency reached 100% and 92%, ...
DOI:
10.1016/j.colsurfa.2022.129233

11. Intracellular gold nanoparticles influence light scattering and facilitate amplified spontaneous emission generation

Author:
Phattadon Yajan; Nursidik Yulianto; Matthias Saba; Agus Budi Dharmawan; Mauro Sousa de Almeida; Patricia Taladriz-Blanco; Hutomo Suryo Wasisto; Barbara Rothen-Rutishauser; Alke Petri-Fink; Dedy Septiadi
Source:
Journal of colloid and interface science 2022 v.622 pp. 914-923
ISSN:
0021-9797
Subject:
rhodamines,   etc   ; bioimaging; epithelium; fluorescence; macrophages; mammals; nanogold;     Show all 7 Subjects
Abstract:
... Generation of amplified stimulated emission inside mammalian cells has paved the way for a novel bioimaging and cell sensing approach. Single cells carrying gain media (e.g., fluorescent molecules) are placed inside an optical cavity, allowing the production of intracellular laser emission upon sufficient optical pumping. Here, we investigate the possibility to trigger another amplified emission p ...
DOI:
10.1016/j.jcis.2022.04.149

12. Synthesis of a novel solid mediator Z-scheme heterojunction photocatalysis CuFe2O4/Cu/UiO-66-NH2 for oxidation of dye in water

Author:
Yen-Ju Lai; Jo-Shu Chang; Duu-Jong Lee
Source:
Chemosphere 2022 v.296 pp. 134080
ISSN:
0045-6535
Subject:
rhodamines,   etc   ; cysteine; dyes; glucose; oxidation; photocatalysis; photocatalysts;     Show all 7 Subjects
Abstract:
... Metal mediator Z-scheme photocatalyst comprises three elements: two semiconductors and a sandwiched metal mediator, so the catalyst can effectively degrade pollutants using visible lights. Proper design and synthesis of Z-scheme with targeted performance has not been systematically proposed. This work proposed the protocol to design and synthesize a Z-scheme photocatalyst with targeted performance ...
DOI:
10.1016/j.chemosphere.2022.134080

13. Synthesis, characterization, and application of MOF@clay composite as a visible light-driven photocatalyst for Rhodamine B degradation

Author:
Radheshyam Rama Pawar; Chitiphon Chuaicham; Karthikeyan Sekar; Saravanan Rajendran; Keiko Sasaki
Source:
Chemosphere 2022 v.291 pp. 132922
ISSN:
0045-6535
Subject:
rhodamines,   etc   ; clay; crystal structure; dispersibility; photocatalysts; sepiolite;     Show all 6 Subjects
Abstract:
... Metal Organic Frameworks (MOFs) with natural clay materials is a relatively new research avenue that appears to reduce high production costs and address the instability issues of pure MOFs. A novel MOF and natural clay composites of MOF@Sp_n (n = 1–4) were fabricated by the in situ precipitation of stable MOF, Zr₆O₄(OH)₄ (ABDC)₆ (where ABDC = 2-aminobenzene-1,4-dicarboxylic acid), over natural sep ...
DOI:
10.1016/j.chemosphere.2021.132922

14. In2S3 nanoparticles coupled to In-MOF nanorods: The structural and electronic modulation for synergetic photocatalytic degradation of Rhodamine B

Author:
Lin Hu; Dong Mao; Liu-han Yang; Ming-sheng Zhu; Zheng-hao Fei; Shi-xin Sun; Dong Fang
Source:
Environmental research 2022 v.203 pp. 111874
ISSN:
0013-9351
Subject:
rhodamines,   etc   ; antibiotics; nanorods; photocatalysis; photocatalysts; pollutants; research;     Show all 7 Subjects
Abstract:
... Enhancing photocatalytic performance via electronic modulation have attracted much attention for synergetic photocatalytic degradation of antibiotic pollutant. In this study, a new hetero-structured system is raised, which comprises In₂S₃ coupled to In-MOF and operates as an efficient photocatalyst for RhB degradation. The formation of hetero-structure and occurred electron modulation of In₂S₃/In- ...
DOI:
10.1016/j.envres.2021.111874

15. Potential application of MoS2 nanoflowers as photocatalysts in cement: Strength, hydration, and dye degradation properties

Author:
Run-Sheng Lin; Taewan Kim; Xiao-Yong Wang; Wei Du
Source:
Journal of cleaner production 2022 v.330 pp. 129947
ISSN:
0959-6526
Subject:
rhodamines,   etc   ; cement; dyes; microstructure; nanoflowers; photobleaching; photocatalysts;     Show all 7 Subjects
Abstract:
... A new method using MoS₂ nanoflowers to prepare cement paste for degradable dyes is proposed. In this study, MoS₂ nanoflowers were synthesized and applied to improve the hydration rate and dye degradation performance of cement. The effects of MoS₂ on the hydration, strength, microstructure, hydration products, and dye degradation performance of the cement system were systematically studied. The mai ...
DOI:
10.1016/j.jclepro.2021.129947

16. An efficient turn-on fluorescence chemosensor system for Zn(II) ions detection and imaging in mitochondria

Author:
Xiaoping Zhang; Guiyong Jin; Zeshao Chen; Yunjie Wu; Qian Li; Pengfei Liu; Gaolei Xi
Source:
Journal of photochemistry and photobiology 2022 v.234 pp. 112485
ISSN:
1011-1344
Subject:
rhodamines,   etc   ; color; fluorescence; mitochondria; photobiology; photochemistry; zinc;     Show all 7 Subjects
Abstract:
... Mitochondria-targetable fluorescent chemosensors, Rhodamine-B and rhodamine 6G bearing syringaldehyde based receptors were designed and synthesized for efficient chemosensing of Zinc(II) ions. The probes showed the very selective naked eye color change to pink from colorless upon addition of Zinc(II) ions, further these probes showing turn-on fluorescence enhancement with Zn(II) ions by opening of ...
DOI:
10.1016/j.jphotobiol.2022.112485

17. Facile single-step synthesis of MXene@CNTs hybrid nanocomposite by CVD method to remove hazardous pollutants

Author:
V. Thirumal; R. Yuvakkumar; P. Senthil Kumar; G. Ravi; S.P. Keerthana; Dhayalan Velauthapillai
Source:
Chemosphere 2022 v.286 pp. 131733
ISSN:
0045-6535
Subject:
rhodamines,   etc   ; dyes; microstructure; nanocomposites; nanosheets; photocatalysis; photocatalysts; vapors;     Show all 8 Subjects
Abstract:
... In the present work, facile preparation of MXenes based nanocomposite (MXene-CNTs) through catalytic chemical vapor deposition (cCVD) was demonstrated. The novel design of two and one-dimensional (2D/1D) MXene-CNTs composites for an extraordinary photocatalytic process for removal of Rhodamine B (RhB) using efficient photocatalytic dye degradations was compared to the performance of pure MXene. Th ...
DOI:
10.1016/j.chemosphere.2021.131733

18. Efficient degradation of organic pollutants by activated peroxymonosulfate over TiO2@C decorated Mg–Fe layered double oxides: Degradation pathways and mechanism

Author:
Qian Zhong; Jin Liu; Junting Wang; Yuan Li; Jun Li; Gaoke Zhang
Source:
Chemosphere 2022 v.300 pp. 134564
ISSN:
0045-6535
Subject:
rhodamines,   etc   ; catalysts; electron transfer; methylene blue; pH; tetracycline;     Show all 6 Subjects
Abstract:
... To activate peroxymonosulfate (PMS) is an efficient way for decomposition of non-biodegradable organic pollutants. Herein, Mg–Fe layered double oxides decorated with Ti₃C₂ MXene-derived TiO₂@C (T/LDOs) were fabricated to efficiently activate PMS for the degradation of Rhodamine B (RhB), acid red 1 (AR1), methylene blue (MB), and tetracycline hydrochloride (TC). The T/LDOs catalyst could decompose ...
DOI:
10.1016/j.chemosphere.2022.134564

19. Ni-doped FeC2O4 for efficient photo-Fenton simultaneous degradation of organic pollutants and reduction of Cr(VI): Accelerated Fe(III)/Fe(II) cycle, enhanced stability and mechanism insight

Author:
Chun Xiao; Xian Li; Qitian Li; Yongyou Hu; Jianhua Cheng; Yuancai Chen
Source:
Journal of cleaner production 2022 v.340 pp. 130775
ISSN:
0959-6526
Subject:
rhodamines,   etc   ; catalysts; density functional theory; pH; toxicity; wastewater;     Show all 6 Subjects
Abstract:
... Fenton system was generally employed only for organic pollutants degradation due to the strong oxidizability, while few study focused on treating the combination pollutants of organic compounds and heavy metals in Fenton process. The Ni-doped FeC₂O₄ (NiFeOx) photo-Fenton catalyst was prepared for the simultaneous degradation of rhodamine B (RhB) and reduction of Cr(VI). Ni doping could accelerate ...
DOI:
10.1016/j.jclepro.2022.130775

20. Interfacial Electric Fields Acting on Molecules at Solid Interfaces

Author:
Bita Rezania; Ana M. Valencia; José D. Cojal González; Nikolai Severin; Caterina Cocchi; Jürgen P. Rabe
Source:
Journal of physical chemistry 2022 v.126 no.13 pp. 6028-6035
ISSN:
1932-7455
Subject:
rhodamines,   etc   ; Raman spectroscopy; density functional theory; molecular dynamics;     Show all 4 Subjects
Abstract:
... Charge transfer at solid interfaces and ensuing interfacial electric fields on the order of 10⁹ V/m are ubiquitous in nanostructures and hybrid materials. Here, we address how intrinsic interfacial electric fields alter the structural properties of intercalated molecules considering the optically transparent and atomically flat graphene–mica interface and confined rhodamine 6G dyes as a model syst ...
DOI:
10.1021/acs.jpcc.2c00122