Fast Orange Peel-Mediated Synthesis of Silver Nanoparticles and Use as Visual Colorimetric Sensor in the Selective Detection of Mercury(II) Ions

Author(s):  
Abdulmalik Aminu ◽  
Sulayman A. Oladepo
RSC Advances ◽  
2018 ◽  
Vol 8 (51) ◽  
pp. 28843-28846 ◽  
Author(s):  
Weixia Qing ◽  
Mengnan Zhao ◽  
Conghui Kou ◽  
Minghua Lu ◽  
Yong Wang

A novel colorimetric sensor for selective detection of Hg2+ based on mPEGylated luteolin functionalized silver nanoparticles was prepared.


2014 ◽  
Vol 6 (15) ◽  
pp. 5934-5941 ◽  
Author(s):  
Jigneshkumar V. Rohit ◽  
Suresh Kumar Kailasa

We report the use of SAADTC–Ag NPs as a colorimetric sensor for the detection of tricyclazole fungicide. The SPR peak of SAADTC–Ag NPs at 400 nm was drastically reduced by the addition of tricyclazole fungicide and yielded a new SPR peak at 550 nm.


2013 ◽  
Vol 54 (5) ◽  
pp. 427-430 ◽  
Author(s):  
Jeyaraman Athilakshmi ◽  
Manikkavalli Mohan ◽  
Dillip Kumar Chand

2021 ◽  
Vol 2021 ◽  
pp. 1-8
Author(s):  
Moira Carmalita Dharsika Niluxsshun ◽  
Koneswaran Masilamani ◽  
Umaramani Mathiventhan

Wide application of nanoparticles motivates the need for synthesising them. Here, a nontoxic, eco-friendly, and cost-effective method has been established for the synthesis of silver nanoparticles using extracts of lemon peel (Citrus limon), green orange peel (Citrus sinensis), and orange peel (Citrus tangerina). The synthesised nanoparticles have been characterised using UV-visible absorptionspectroscopy, Fourier transform infrared spectroscopy, and transmission electron microscopy (TEM). The UV-visible absorption spectrum of these synthesised silver nanoparticles shows an absorption peak at around 440 nm. TEM images show different shaped particles with various sizes. Furthermore, the antibacterial activity of silver nanoparticles was appraised by a well-diffusion method and it was observed that the green synthesised silver nanoparticles have an effective antibacterial activity against Escherichia coli and Staphylococcus aureus. The outcome of this study could be beneficial for nanotechnology-based biomedical applications.


2019 ◽  
Vol 234 ◽  
pp. 96-100 ◽  
Author(s):  
Farid A. Harraz ◽  
M. Faisal ◽  
A.E. Al-Salami ◽  
Ahmed Mohamed El-Toni ◽  
A.A. Almadiy ◽  
...  

RSC Advances ◽  
2018 ◽  
Vol 8 (70) ◽  
pp. 39983-39991 ◽  
Author(s):  
Ismail Abdulazeez ◽  
Chanbasha Basheer ◽  
Abdulaziz A. Al-Saadi

The development of an efficient and miniaturized analytical approach to determine trace levels of toxic ions in aqueous fluids presents a current research challenge.


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