Hydrothermal synthesis of gold nanoparticles using spider cobweb as novel biomaterial: Application to photocatalytic

2020 ◽  
Vol 748 ◽  
pp. 137402 ◽  
Author(s):  
S.P. Vinay ◽  
Udayabhanu ◽  
G. Nagaraju ◽  
C.P. Chandrappa ◽  
N. Chandrasekhar
RSC Advances ◽  
2015 ◽  
Vol 5 (77) ◽  
pp. 62732-62738 ◽  
Author(s):  
Yu-Xin Miao ◽  
Li-Hui Ren ◽  
Lei Shi ◽  
Wen-Cui Li

One active Au/MnO2 catalysts were prepared by a colloidal deposition method. The deactivation was studied by temperature programmed desorption of CO2 analysis.


2009 ◽  
Vol 113 (52) ◽  
pp. 21831-21839 ◽  
Author(s):  
Ying Li ◽  
Yejun Guan ◽  
Rutger A. van Santen ◽  
Patricia J. Kooyman ◽  
Iulian Dugulan ◽  
...  

2019 ◽  
Vol 2 (2) ◽  
pp. 95-101
Author(s):  
Hien Thi Thu Nguyen ◽  
Hai Thi Le ◽  
Trang Thi Minh Nguyen ◽  
Hien Minh Nguyen ◽  
Thi Tan Pham

We report a hydrothermal synthesis of a hybrid structure between gold nanoparticles and a metal organic framework, ZIF-8 (abbreviated as Au@ZIF-8). Au nanoparticles encapsulated in polyvinylpyrrolidone (PVP) was employed as seeds to grow the framework of ZIF-8. We controlled the position and concentrations of Au nanoparticles on ZIF-8 crystal by adjusting the volume of Au nanoparticles dissolved in DI water during the growth of ZIF-8. Morphology, structure, distribution of the hybrid structure were investigated by transmission microscope, powder xray diffraction, and diffuse reflectance UV-Vis spectroscopy. We tested out catalytic properties of Au@ZIF-8 through the reaction of 2-nitrophenol and NaBH4.


RSC Advances ◽  
2016 ◽  
Vol 6 (10) ◽  
pp. 8015-8020 ◽  
Author(s):  
Shilpi Saxena ◽  
Rupesh Singh ◽  
Raj Ganesh S. Pala ◽  
Sri Sivakumar

We report hydrothermal synthesis of sinter-resistant gold nanoparticle encapsulated by zeolite shells, which serve the role of stabilizing Au nanoparticles against sintering during cyclohexane oxidation.


2019 ◽  
Vol 14 (5) ◽  
pp. 493-495 ◽  
Author(s):  
Qinghua Yang ◽  
Chunni Xiao ◽  
Bingbing Chen ◽  
Lin Ma ◽  
Limei Xu

2013 ◽  
Vol 51 (01) ◽  
Author(s):  
N Fekete-Drimusz ◽  
J de la Roche ◽  
F Vondran ◽  
CL Sajti ◽  
MP Manns ◽  
...  

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