Novel Bi2S3/KTa0.75Nb0.25O3 nanocomposite with high efficiency for photocatalytic and piezocatalytic N2 fixation

Author(s):  
Lu Chen ◽  
Xiaoquan Dai ◽  
Xiaojing Li ◽  
Junfeng Wang ◽  
Huafeng Chen ◽  
...  

A novel Bi2S3/KTa0.75Nb0.25O3 (KTN) heterojunction nanocomposite was prepared through a simple two-step hydrothermal method and primarily applied in the photocatalytic and piezocatalytic N2 fixation. Bi2S3 closely adhered to the surface...

2021 ◽  
Author(s):  
Jingjing Xu ◽  
Yang liu ◽  
xueping li ◽  
Mindong Chen

Direct Z-scheme Bi3TaO7/Zn0.5Cd0.5S composite photocatalysts were successfully prepared via an in-situ growth hydrothermal method. The photocatalytic activities of composites were investigated by the degradation of levofloxacin under visible light. And...


Author(s):  
Lei Miao ◽  
Zhe Hong ◽  
Guoqing Zhao ◽  
Fangtao Huang ◽  
Zhirong Zhu

Mo/ZSM-5 catalysts of xylene isomerization were prepared on the intergrowth ZSM-5 support by impregnation-calcination-reduction procedure. ZSM-5 zeolite with intergrowth crystals was prepared for high shape selectivity by the hydrothermal method....


2019 ◽  
Vol 21 (8) ◽  
pp. 4501-4512 ◽  
Author(s):  
Xian Yan ◽  
Zhiliang Jin ◽  
Yupeng Zhang ◽  
Hai Liu ◽  
Xiaoli Ma

In the present study, we have successfully synthesized a kind of high-efficiency NiCo2O4/CdS composite photocatalyst using the hydrothermal method and high-temperature calcination.


2020 ◽  
Vol 998 ◽  
pp. 84-89
Author(s):  
Jittinat Sirichokthanasarp ◽  
Dang Trung Tri Trinh ◽  
Du Ang Dao Channei ◽  
Kantapat Chansaenpak ◽  
Wilawan Khanitchaidecha ◽  
...  

The dye-pigments and organic compounds are known as significant pollutants in wastewater of textile industrial. Among of treatment technologies, the photocatalysis using TiO2 nano particles has potential on-site process for removing the dye-pigments and organic compounds, due to no hazardous waste and inexpensive. In this work, the TiO2 nanoparticles were synthesized by two different methods of hydrothermal and sol-gel. Nanoparticle of TiO2 synthesized by hydrothermal method contained pure anatase phase as similar as the TiO2 nanoparticles synthesized by sol-gel method. However, the TiO2 synthesized by hydrothermal method provided the higher specific surface area and pore volume rather than the another TiO2. Further, the high efficiency 86% of methylene blue photodegradation was observed during the by using TiO2 synthesized by hydrothermal method as photocatalyst, whereas the efficiency was only 72% for TiO2 synthesized by sol-gel method.


NANO ◽  
2013 ◽  
Vol 08 (05) ◽  
pp. 1350053 ◽  
Author(s):  
TING-TING ZHANG ◽  
TING-TING GUO ◽  
ZHI-PING WU ◽  
SI-WEI YANG ◽  
ZHOU-FENG WANG ◽  
...  

In this paper, a new simple approach has been developed for the preparation of α- Fe 2 O 3 microspheres by a facile hydrothermal method using PVP as a surfactant. Uniform α- Fe 2 O 3 microspheres could be routinely synthesized through solvothermal approach by controlling the PVP/ FeCl 3⋅6 H 2 O ratio. The as-obtained α- Fe 2 O 3 microspheres exhibit high efficiency on the decolorization of RhB aqueous solution in the presence of H 2 O 2 at room temperature.


RSC Advances ◽  
2015 ◽  
Vol 5 (101) ◽  
pp. 82968-82976 ◽  
Author(s):  
Baoyuan Wang ◽  
Jingshu Wan ◽  
Qingyun Liu ◽  
Jun Zhang ◽  
Hao Wang

TiO2 films with 1D/3D network structures have been prepared via two-step hydrothermal method and applied in DSSCs, an high efficiency of 7.68% was achieved.


2019 ◽  
Vol 7 (5) ◽  
pp. 2392-2399 ◽  
Author(s):  
Shuang Ji ◽  
Zhongxu Wang ◽  
Jingxiang Zhao

The B-interstitial C2N layer can be utilized as a novel metal-free electrocatalyst with high efficiency and selectivity for the NRR due to its low limiting potential and significant suppressing effect on the HER.


2020 ◽  
Vol 44 (2) ◽  
pp. 472-477 ◽  
Author(s):  
Kejie Zhang ◽  
Wei Meng ◽  
Shouyu Wang ◽  
Hao Mi ◽  
Lei Sun ◽  
...  

Four kinds of ZnS@MoS2 nanocomposite photocatalysts were successfully prepared via a facile hydrothermal method.


RSC Advances ◽  
2015 ◽  
Vol 5 (19) ◽  
pp. 14492-14496 ◽  
Author(s):  
Xiangyang Chen ◽  
Zhijun Zhang ◽  
Jingtai Zhao

High-efficiency oil/water interfacial self-assembly strategy has been used for the first time to purify hydrophilic CDs prepared by hydrothermal method.


2021 ◽  
Vol 285 ◽  
pp. 119810
Author(s):  
Jinwei Chen ◽  
Chenyang Zhang ◽  
Meng Huang ◽  
Jin Zhang ◽  
Jie Zhang ◽  
...  

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