Janus DNA orthogonal adsorption of graphene oxide and metal oxide nanoparticles enabling stable sensing in serum

2018 ◽  
Vol 5 (1) ◽  
pp. 65-69 ◽  
Author(s):  
Biwu Liu ◽  
Lingzi Ma ◽  
Zhicheng Huang ◽  
Hao Hu ◽  
Peng Wu ◽  
...  

Sensing DNA in a complex sample matrix using the adsorption difference between DNA and proteins on nanomaterials.

2015 ◽  
Vol 17 (4) ◽  
pp. 95-103 ◽  
Author(s):  
Magdalena Onyszko ◽  
Karolina Urbas ◽  
Malgorzata Aleksandrzak ◽  
Ewa Mijowska

Abstract Graphene – novel 2D material, which possesses variety of fascinating properties, can be considered as a convenient support material for the nanoparticles. In this work various methods of synthesis of reduced graphene oxide with metal or metal oxide nanoparticles will be presented. The hydrothermal approach for deposition of platinum, palladium and zirconium dioxide nanoparticles in ethylene glycol/water solution was applied. Here, platinum/reduced graphene oxide (Pt/RGO), palladium/reduced graphene oxide (Pd/RGO) and zirconium dioxide/reduced graphene oxide (ZrO2/RGO) nanocomposites were prepared. Additionally, manganese dioxide/reduced graphene oxide nanocomposite (MnO2/RGO) was synthesized in an oleic-water interface. The obtained nanocomposites were investigated by transmission electron microscopy (TEM), X-ray diffraction analysis (XRD), Raman spectroscopy and thermogravimetric analysis (TGA). The results shows that GO can be successfully used as a template for direct synthesis of metal or metal oxide nanoparticles on its surface with a homogenous distribution.


2021 ◽  
Vol 323 ◽  
pp. 124561
Author(s):  
Shahabaldin Rezania ◽  
Muhammad Afzal Kamboh ◽  
Sadaf Sadia Arian ◽  
Naif Abdullah Al-Dhabi ◽  
Mariadhas Valan Arasu ◽  
...  

2016 ◽  
Vol 8 (43) ◽  
pp. 7747-7754 ◽  
Author(s):  
Meng Han ◽  
Zhen Li

Selective enrichment of phosphopeptides using mesoporous metal oxide nanoparticles.


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