Simple construction of GdBiVO4 assembled on reduced graphene oxide for selective and sensitive electrochemical detection of chloramphenicol in food samples

2021 ◽  
Author(s):  
G. Praveen Kumar ◽  
Srinithi Subburaj ◽  
Shen-Ming Chen ◽  
Chandan Hunsur Ravikumar

In the present study, the influence of phase purity and crystallinity on the electrochemical properties of well-designed GdBiVO4@rGO nanocomposite has been fabricated by the facile hydrothermal method for the detection...

2021 ◽  
Author(s):  
Umamaheswari Rajaji ◽  
J. S. Arya Nair ◽  
Shen-Ming Chen ◽  
K. Y. Sandhya ◽  
Razan A. Alshgari ◽  
...  

CVO@SRG composite was prepared by a hydrothermal method and the voltammetric measurement of an organic compound.


RSC Advances ◽  
2015 ◽  
Vol 5 (7) ◽  
pp. 4905-4908 ◽  
Author(s):  
Yan Wu ◽  
Hanjin Luo ◽  
Xiaolu Jiang ◽  
Hou Wang ◽  
Junjie Geng

To improve the utilization efficiency of the Bi25FeO40 catalyst, Bi25FeO40-reduced graphene oxide (rGO) composite photo-catalysts were prepared by a facile hydrothermal method.


2016 ◽  
Vol 6 (1) ◽  
Author(s):  
Myeong-Seong Kim ◽  
Hyun-Kyung Kim ◽  
Suk-Woo Lee ◽  
Dong-Hyun Kim ◽  
Dianbo Ruan ◽  
...  

Abstract Microsized, spherical, three-dimensional (3D) graphene-based composites as electrode materials exhibit improved tap density and electrochemical properties. In this study, we report 3D LiMn0.75Fe0.25PO4/reduced graphene oxide microspheres synthesized by one-step salt-assisted spray drying using a mixed solution containing a precursor salt and graphene oxide and a subsequent heat treatment. During this process, it was found that the type of metal salt used has significant effects on the morphology, phase purity, and electrochemical properties of the synthesized samples. Furthermore, the amount of the chelating agent used also affects the phase purity and electrochemical properties of the samples. The composite exhibited a high tap density (1.1 g cm−3) as well as a gravimetric capacity of 161 mA h g−1 and volumetric capacity of 281 mA h cm−3 at 0.05 C-rate. It also exhibited excellent rate capability, delivering a discharge capacity of 90 mA h g−1 at 60 C-rate. Furthermore, the microspheres exhibited high energy efficiency and good cyclability, showing a capacity retention rate of 93% after 1000 cycles at 10 C-rate.


RSC Advances ◽  
2015 ◽  
Vol 5 (29) ◽  
pp. 22935-22942 ◽  
Author(s):  
Junwei Ding ◽  
Shiying Zhu ◽  
Tao Zhu ◽  
Wei Sun ◽  
Qing Li ◽  
...  

A facile hydrothermal method is utilized to synthesize zinc oxide-reduced graphene oxide nanocomposites for an electrochemical hydrazine sensor.


Nanoscale ◽  
2022 ◽  
Author(s):  
Naveen Karuppusamy ◽  
Vinitha Mariyappan ◽  
Shen-Ming Chen ◽  
Rasu Ramachandran

In recent times metal tungstates have received a lot of attention in the various research field. Accordingly, the CaWO4/RGO (CW/RGO) nanocomposite was prepared by the facile hydrothermal method. The electrocatalytic...


RSC Advances ◽  
2017 ◽  
Vol 7 (57) ◽  
pp. 36000-36006 ◽  
Author(s):  
Yiqiao Huang ◽  
Chengling Zhu ◽  
Hui Pan ◽  
Da Xu ◽  
Tao Lu ◽  
...  

AgBr nanoparticles on boron-doped reduced graphene oxide aerogels (AgBr/B-RGO) are synthesized by a facile hydrothermal method, showing a superior performance in the photoreduction of toxic hexavalent chromium in aqueous media under visible light.


2015 ◽  
Vol 39 (7) ◽  
pp. 5150-5160 ◽  
Author(s):  
Yanfeng Tang ◽  
Xinlin Liu ◽  
Changchang Ma ◽  
Mingjun Zhou ◽  
Pengwei Huo ◽  
...  

Ternary RGO–CdS/ZnS heterostructures with enhanced visible-light photocatalytic activity have been prepared by a facile hydrothermal method.


Open Ceramics ◽  
2021 ◽  
Vol 5 ◽  
pp. 100067
Author(s):  
Hassan Nosrati ◽  
Rasoul Sarraf-Mamoory ◽  
Maria Canillas Perez ◽  
Dang Quang Svend Le ◽  
Reza Zolfaghari Emameh ◽  
...  

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