Hydrothermally prepared Ag2O/CuO nanomaterial for an efficient chemical sensor development for environmental remediation

Author(s):  
Mohammed M. Rahman ◽  
M.M. Alam ◽  
Mohammad M. Hussain ◽  
Abdullah M. Asiri ◽  
Mohie E. Moustafa Zayed
RSC Advances ◽  
2015 ◽  
Vol 5 (87) ◽  
pp. 71370-71378 ◽  
Author(s):  
Mohammed M. Rahman ◽  
Anish Khan ◽  
Abdullah M. Asiri

POAS–Ag/MWCNT nanocomposites were prepared by an adsorption process. A selective 3-methoxyphenolic sensor was developed by an I–V technique for the first time. It displays the highest sensitivity (∼3.829 μA cm−2 mM−1) ever published in the literature.


2016 ◽  
Vol 811 ◽  
pp. 74-80 ◽  
Author(s):  
Mohammed M. Rahman ◽  
Hadi M. Marwani ◽  
Abdelmohsen A. Alshehri ◽  
Hassan A. Albar ◽  
Juan Bisquert ◽  
...  

2019 ◽  
Vol 73 (10) ◽  
pp. 1218-1227
Author(s):  
Samantha Matthews ◽  
Frank V. Bright

Porous silicon (pSi) exhibits strong photoluminescence (PL) and its PL is often exploited for chemical sensor development. However, the sensor response is not uniform across a pSi specimen. We use co-localized confocal PL and Raman scattering mapping to establish a relationship between the analyte-induced PL response and the silicon nanocrystallite size, size distribution, and amorphous silicon (aSi) contribution across a pSi specimen. Using toluene as a model analyte, high analyte-induced PL response is associated with areas within the specimen that have (i) low aSi content, (ii) silicon nanocrystallites having diameters between 2 and 5 nm, and (iii) silicon nanocrystallites that exhibit a narrow size distributions (≤1% relative standard deviation).


2015 ◽  
Vol 7 (12) ◽  
pp. 2747-2754 ◽  
Author(s):  
Pankaj Sharma ◽  
Ahmad Umar ◽  
Dilbag Singh Rana ◽  
Ramesh Kumar ◽  
Suvarcha Chauhan ◽  
...  

2017 ◽  
Vol 41 (17) ◽  
pp. 9159-9169 ◽  
Author(s):  
Mohammed M. Rahman ◽  
M. M. Alam ◽  
Abdullah M. Asiri ◽  
Md Rabiul Awual

A facile hydrothermal process was used to prepare nanostructures of ZnO/Yb2O3in alkaline medium, which were applied for efficient chemical sensor development. The sensor fabricated with ZnO/Yb2O3nanostructures may be a promising sensitive chemical sensor for the effective detection of environmental effluents.


Sensors ◽  
2013 ◽  
Vol 13 (5) ◽  
pp. 5841-5856 ◽  
Author(s):  
Larisa Lvova ◽  
Pierluca Galloni ◽  
Barbara Floris ◽  
Ingemar Lundström ◽  
Roberto Paolesse ◽  
...  

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