Effect of Ce doping into ZnO nanostructures to enhance the phenolic sensor performance

RSC Advances ◽  
2016 ◽  
Vol 6 (63) ◽  
pp. 58236-58246 ◽  
Author(s):  
Hasan B. Balkhoyor ◽  
Mohammed M. Rahman ◽  
Abdullah M. Asiri

Various Ce-doped ZnO nanostructures (Ce/ZnO NSs) were prepared by a facile wet chemical method using reducing agents in alkaline medium.

2019 ◽  
Vol 43 (47) ◽  
pp. 18848-18859 ◽  
Author(s):  
Mohammed M. Rahman ◽  
Hasan B. Balkhoyor ◽  
Abdullah M. Asiri

In this approach, Ag-doped ZnO nanosheets (Ag/ZnO NSs) were prepared via a facile wet-chemical method using reducing agents in an alkaline medium at a low temperature.


RSC Advances ◽  
2016 ◽  
Vol 6 (106) ◽  
pp. 104318-104324 ◽  
Author(s):  
Amit Kumar Rana ◽  
Prashant Bankar ◽  
Yogendra Kumar ◽  
Mahendra A. More ◽  
Dattatray J. Late ◽  
...  

In this study, we report an enhancement in the field emission (FE) properties of ZnO nanostructures obtained by doping with Ni at a base pressure of ∼1 × 10−8 mbar, which were grown by a simple wet chemical process.


AIP Advances ◽  
2015 ◽  
Vol 5 (9) ◽  
pp. 097118 ◽  
Author(s):  
Amit Kumar Rana ◽  
Yogendra Kumar ◽  
Niharika Saxena ◽  
Rajasree Das ◽  
Somaditya Sen ◽  
...  

2013 ◽  
Vol 4 ◽  
pp. 763-770 ◽  
Author(s):  
Sini Kuriakose ◽  
Neha Bhardwaj ◽  
Jaspal Singh ◽  
Biswarup Satpati ◽  
Satyabrata Mohapatra

Flower-like ZnO nanostructures were synthesized by a facile wet chemical method. Structural, optical and photocatalytic properties of these nanostructures have been studied by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), photoluminescence (PL) and UV–vis absorption spectroscopy. SEM and TEM studies revealed flower-like structures consisting of nanosheets, formed due to oriented attachment of ZnO nanoparticles. Flower-like ZnO structures showed enhanced photocatalytic activity towards sun-light driven photodegradation of methylene blue dye (MB) as compared to ZnO nanoparticles. XRD, UV–vis absorption, PL, FTIR and TEM studies revealed the formation of Zn(OH)2 surface layer on ZnO nanostructures upon ageing. We demonstrate that the formation of a passivating Zn(OH)2 surface layer on the ZnO nanostructures upon ageing deteriorates their efficiency to photocatalytically degrade of MB.


2006 ◽  
Vol 41 (15) ◽  
pp. 4706-4712 ◽  
Author(s):  
O. D. Jayakumar ◽  
I. K. Gopalakrishnan ◽  
S. K. Kulshreshtha

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