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You searched for: Author jianhua Remove constraint Author: jianhua Subject photocatalysis Remove constraint Subject: photocatalysis Subject X-ray diffraction Remove constraint Subject: X-ray diffraction
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1. Degradation of methylene blue by intimate coupling photocatalysis and biodegradation with bagasse cellulose composite carrier

Author:
Xiong, Jianhua,   et al.   ; Guo, Shuocheng; Zhao, Tianyu; Liang, Yinna; Liang, Jiaxiang; Wang, Shuangfei; Zhu, Hongxiang; Zhang, Liming; Zhao, Joe R.; Chen, Guoning;     Show all 10 Authors
Source:
Cellulose 2020 v.27 no.6 pp. 3391-3404
ISSN:
0969-0239
Subject:
X-ray diffraction; X-ray photoelectron spectroscopy; biodegradation; cellulose; crystal structure; energy-dispersive X-ray analysis; methylene blue; organic matter; photocatalysis; pollutants; scanning electron microscopy; sugarcane bagasse; titanium dioxide
Abstract:
... A novel highly efficient technology, intimate coupling photocatalysis and biodegradation (ICPB) for the treatment of refractory organic pollutants was introduced, and the carrier in ICPB based on sugarcane bagasse cellulose (SBC) was prepared. The SBC–TiO₂ carrier produced was characterized using spectroscopy, microscopy, and diffraction techniques. The SEM image showed a rough and porous structur ...
DOI:
10.1007/s10570-020-02995-0

2. Core–shell BiVO4@PDA composite photocatalysts on cotton fabrics for highly efficient photodegradation under visible light

Author:
Ran, Jianhua,   et al.   ; Bi, Shuguang; Jiang, Huiyu; Telegin, Felix; Bai, Xue; Yang, Hongjun; Cheng, Deshan; Cai, Guangming; Wang, Xin;     Show all 9 Authors
Source:
Cellulose 2019 v.26 no.10 pp. 6259-6273
ISSN:
0969-0239
Subject:
X-ray diffraction; X-ray photoelectron spectroscopy; absorption; bismuth; cellulose; cotton; cotton fabric; irradiation; methylene blue; microstructure; photocatalysis; photocatalysts; photoluminescence; photolysis; pollutants; scanning electron microscopy; sustainable development; transmission electron microscopes; wastewater treatment
Abstract:
... Highly efficient and reusable photocatalysts that enable photodegradation of pollutants under visible light is the key in waste water treatment with impacts on environment and sustainable development. In this article, we report the preparation and application of a novel core–shell photocatalyst of bismuth vanadate@polydopamine (BiVO₄@PDA). The optical absorption property and microstructure of the ...
DOI:
10.1007/s10570-019-02535-5

3. In situ reduction of TiO2 nanoparticles on cotton fabrics through polydopamine templates for photocatalysis and UV protection

Author:
Ran, Jianhua,   et al.   ; Cheng, Deshan; He, Mantang; Cai, Guangming; Wu, Jihong; Wang, Xin;     Show all 6 Authors
Source:
Cellulose 2018 v.25 no.2 pp. 1413-1424
ISSN:
0969-0239
Subject:
X-ray diffraction; X-ray photoelectron spectroscopy; cellulose; chemical composition; coatings; cotton fabric; crystal structure; durability; energy-dispersive X-ray analysis; laundry; methylene blue; nanoparticles; photocatalysis; scanning electron microscopy; thermal stability; thermogravimetry; titanium dioxide; ultraviolet radiation
Abstract:
... In this work, titanium dioxide (TiO₂) nanoparticles were immobilized on the surface of cotton fabrics by in situ reduction on polydopamine (PDA) templates. Evidenced by the results of scanning electron microscopy/energy-dispersive X-ray analysis (SEM–EDX), Fourier transform infrared and X-ray photoelectron spectroscopy (XPS), PDA films were successfully formed on the surface of cotton fabrics as t ...
DOI:
10.1007/s10570-017-1606-1

4. CuS/ZnS hexagonal plates with enhanced hydrogen evolution activity under visible light irradiation

Author:
Huang, Jianhua,   et al.   ; Wang, Longhao; Chen, Hua; Xiao, Liang;     Show all 4 Authors
Source:
Powder technology 2016 v.288 pp. 103-108
ISSN:
0032-5910
Subject:
X-ray diffraction; X-ray photoelectron spectroscopy; aqueous solutions; atomic absorption spectrometry; cation exchange; cupric nitrate; hydrogen; hydrogen production; irradiation; photocatalysis; photocatalysts; photoluminescence; powders; scanning electron microscopy; sodium sulfide; transmission electron microscopy; zinc sulfide
Abstract:
... CuS/ZnS hexagonal plates were prepared through a solvothermal and subsequent cation-exchange reaction between the as-prepared precursor and Cu(NO3)2 aqueous solution. The as-prepared CuS/ZnS composite photocatalysts were characterized by X-ray diffraction (XRD), inductively coupled plasma atomic emission spectrometry (ICP-AES), scanning electron microscopy (SEM), high-resolution transmission elect ...
DOI:
10.1016/j.powtec.2015.10.042

5. Design and characterization of self-cleaning cotton fabrics exploiting zinc oxide nanoparticle-triggered photocatalytic degradation

Author:
Sui, Jianhua,   et al.   ; Zhu, Chunhong; Shi, Jian; Xu, Sijun; Ishimori, Minori; Morikawa, Hideaki;     Show all 6 Authors
Source:
Cellulose 2017 v.24 no.6 pp. 2657-2667
ISSN:
0969-0239
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; cellulose; cleaning; coatings; cotton; cotton fabric; decolorization; durability; irradiation; methylene blue; models; nanoparticles; photocatalysis; scanning electron microscopy; solar radiation; thermogravimetry; washing; zinc oxide
Abstract:
... Self-cleaning surfaces are functional structures with application in smart textiles. In this study, self-cleaning cotton fabrics were fabricated by coating photocatalytic zinc oxide nanoparticles (ZnO NPs) on cotton surfaces, using a traditional dip-pad-dry-cure coating process. The coatings and ZnO content-dependent self-cleaning properties of the coated fabrics were investigated to evaluate thei ...
DOI:
10.1007/s10570-017-1289-7

6. Copper loaded on activated carbon as an efficient adsorbent for removal of methylene blue

Author:
Shu, Jianhua,   et al.   ; Cheng, Song; Xia, Hongying; Zhang, Libo; Peng, Jinhui; Li, Chunyang; Zhang, Shengzhou;     Show all 7 Authors
Source:
RSC advances 2017 v.7 no.24 pp. 14395-14405
ISSN:
2046-2069
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; X-ray photoelectron spectroscopy; absorbents; activated carbon; adsorbents; adsorption; copper; cupric nitrate; cupric oxide; cuprous oxide; desorption; endothermy; energy-dispersive X-ray analysis; methylene blue; microwave treatment; models; nitrogen; photocatalysis; rhodamines; scanning electron microscopy; sorption isotherms; thermodynamics; wastewater
Abstract:
... Copper loaded activated carbon (Cu-AC) was prepared by impregnating it with cupric nitrate followed by microwave heating and then used for removing dyes in wastewater. The Cu-AC was thoroughly characterized by N₂ adsorption and desorption isotherms, SEM, EDS, XRD, XPS, FT-IR, and Raman. It was proven that cupric nitrate was successfully loaded onto activated carbon with the resulting formation of ...
DOI:
10.1039/c7ra00287d

7. Preparation of α-Fe2O3–TiO2/fly ash cenospheres photocatalyst and its mechanism of photocatalytic degradation

Author:
Ge, Jianhua,   et al.   ; Liu, Shaomin; Zhu, Jinglin; Guo, Xuetao; Wu, Huijun;     Show all 5 Authors
Source:
Colloids and Surfaces A: Physicochemical and Engineering Aspects 2015 v.484 pp. 434-440
ISSN:
0927-7757
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; photocatalysis; photocatalysts; reflectance spectroscopy; scanning electron microscopy; sol-gel processing
Abstract:
... An α-Fe2O3–TiO2/fly ash cenospheres (FAC) composite photocatalyst was prepared by depositing α-Fe2O3 onto floating TiO2/FAC, which was synthesized via a simple sol–gel method. Scanning electron microscopy, X-ray diffraction analysis, Fourier transform infrared spectroscopy, and UV–vis diffuse reflectance spectroscopy were used to determine the structure and optical property of α-Fe2O3–TiO2/FAC. Rh ...
DOI:
10.1016/j.colsurfa.2015.08.033

8. Facile fabrication and enhanced photocatalytic performance of Ag@AgCl-activated sepiolite heterostructure photocatalyst

Author:
Ge, Jianhua,   et al.   ; Liu, Shaomin; Zhu, Jinglin; Yang, Qing; Xu, Pengpeng; Guo, Xuetao;     Show all 6 Authors
Source:
Journal of materials science 2016 v.51 no.5 pp. 2565-2572
ISSN:
0022-2461
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; X-ray photoelectron spectroscopy; bisphenol A; nanosilver; photocatalysis; photocatalysts; reflectance; scanning electron microscopy; sepiolite; superoxide anion
Abstract:
... A plasmonic photocatalyst composite based on Ag@AgCl and activated sepiolite was successfully synthesized by a two-step method. The composite was characterized using scanning electron microscopy (SEM), X-ray diffraction, Fourier transform infrared spectroscopy, diffuse reflectance UV–Vis spectroscopy, Brunauer–Emmett–Teller, and X-ray photoelectron spectroscopy. SEM images show cube-like Ag@AgCl d ...
DOI:
10.1007/s10853-015-9569-9

9. Fabrication of flower-like Ag@AgCl/Bi2WO6 photocatalyst and its mechanism of photocatalytic degradation A Physicochemical and engineering aspects

Author:
Ge, Jianhua,   et al.   ; Zhu, Jinglin; Liu, Shaomin; Yang, Qing; Xu, Pengpeng; Guo, Xuetao;     Show all 6 Authors
Source:
Colloids and surfaces 2016 v.489 pp. 275-281
ISSN:
0927-7757
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; X-ray photoelectron spectroscopy; bisphenol A; hot water treatment; nanosilver; oxidation; photocatalysis; photocatalysts; reflectance; scanning electron microscopy; silver; superoxide anion
Abstract:
... A ternary flower-like photocatalyst (Ag@AgCl/Bi2WO6) was successfully synthesized by hydrothermal treatment and in situ oxidation reaction. The as-prepared catalysts were characterized using scanning electron microscopy (SEM), X-ray diffraction, Fourier transform infrared spectroscopy, diffuse reflectance UV–vis spectroscopy, Brunauer–Emmett–Teller, and X-ray photoelectron spectroscopy. SEM images ...
DOI:
10.1016/j.colsurfa.2015.11.009

10. A eutectic mixture of choline chloride and urea as an assisting solvent in the synthesis of flower-like hierarchical BiOCl structures with enhanced photocatalytic activity

Author:
Ge, Jianhua,   et al.   ; Guo, Xuetao; Xu, Xin; Zhang, Pingping; Zhu, Jingling; Wang, Jingbo;     Show all 6 Authors
Source:
RSC advances 2015 v.5 no.61 pp. 49598-49605
ISSN:
2046-2069
Subject:
X-ray diffraction; X-ray photoelectron spectroscopy; aqueous solutions; catalysts; chlorine; choline chloride; lighting; nitrogen; oxidation; photocatalysis; reflectance spectroscopy; scanning electron microscopy; solar radiation; solvents; urea
Abstract:
... Flower-like hierarchical BiOCl structures were successfully synthesized in the presence of a eutectic mixture of choline chloride and urea through a solvothermal process. The as-prepared sample was characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), X-ray photoelectron spectroscopy (XPS), N₂ adsorption–desorption analysis, photo-electrochemical analysis and UV-vis diffuse ...
DOI:
10.1039/c5ra07090b

11. TiO2 Nanoparticles-Functionalized N-Doped Graphene with Superior Interfacial Contact and Enhanced Charge Separation for Photocatalytic Hydrogen Generation

Author:
Sun, Jianhua,   et al.   ; Mou, Zhigang; Wu, Yijie; Yang, Ping; Du, Yukou; Lu, Cheng;     Show all 6 Authors
Source:
ACS Applied Materials & Interfaces 2014 v.6 no.16 pp. 13798-13806
ISSN:
1944-8252
Subject:
X-ray diffraction; X-ray photoelectron spectroscopy; electrical conductivity; electrochemistry; energy conversion; graphene; graphene oxide; hydrogen production; nanocomposites; nanocrystals; nanoparticles; nitrogen; photocatalysis; photocatalysts; reflectance spectroscopy; solar energy; titanium dioxide; transmission electron microscopy
Abstract:
... Titanium dioxide (TiO₂) nanoparticles-functionalized N-doped graphene (NGR) composites (NGR/TiO₂) were prepared through solvothermal treatment approach using exfoliated NGR and tetrabutyl titanate as the staring materials. The composites were characterized by transmission electron microscopy, X-ray diffraction, X-ray photoelectron spectroscopy, UV–vis diffuse reflectance spectra, photoelectrochemi ...
DOI:
10.1021/am503244w