scholarly journals Investigating the Time Response of an Optical pH Sensor Based on a Polysiloxane–Polyethylene Glycol Composite Material Impregnated with a pH-Responsive Triangulenium Dye

ACS Omega ◽  
2019 ◽  
Vol 4 (5) ◽  
pp. 8381-8389 ◽  
Author(s):  
Christian G. Frankær ◽  
Thomas J. Sørensen
Sensors ◽  
2016 ◽  
Vol 16 (7) ◽  
pp. 986 ◽  
Author(s):  
Nedal Abu-Thabit ◽  
Yunusa Umar ◽  
Elaref Ratemi ◽  
Ayman Ahmad ◽  
Faraj Ahmad Abuilaiwi

2017 ◽  
Vol 2 (26) ◽  
pp. 7956-7960 ◽  
Author(s):  
Yanan Liu ◽  
Zuwei Song ◽  
Libin Gao ◽  
Jianzhong Li
Keyword(s):  

2016 ◽  
Vol 7 (40) ◽  
pp. 6154-6158 ◽  
Author(s):  
Da Huang ◽  
Fei Yang ◽  
Xing Wang ◽  
Hong Shen ◽  
Yezi You ◽  
...  

Well-defined POSS hybrid polyacetal dendrimers functionalized with terminal polyethylene glycol and zwitterion could assemble into pH-responsive degradable micelles and nanofibers.


2008 ◽  
Vol 130 (11) ◽  
pp. 3272-3273 ◽  
Author(s):  
Martin Meyer ◽  
Alexander Philipp ◽  
Reza Oskuee ◽  
Claudia Schmidt ◽  
Ernst Wagner

Biosensors ◽  
2019 ◽  
Vol 9 (2) ◽  
pp. 60 ◽  
Author(s):  
Uswatun Hasanah ◽  
Mita Setyowati ◽  
Rustam Efendi ◽  
Muslem Muslem ◽  
Nor Diyana Md Sani ◽  
...  

In a simple and instant procedure for detecting fish freshness, a hydrogel and hydrophilic pectin matrix membrane was used successfully as an optical pH sensor by immobilizing the chromoionophore ETH 5294 (CI), which is very selective and sensitive for the membrane. The Pe/CI optical pH sensor exhibited excellent linearity between pH 5 and pH 9, with a sensor response time of 5 min and reproducibility of 1.49% relative standard deviation (RSD). The sensor showed response stability for 15 days and a response reduction of 8.6%. The sensor’s capability was demonstrated by the detection of fish freshness for 17 days at 4 °C.


2013 ◽  
Vol 17 (4) ◽  
pp. 238-243 ◽  
Author(s):  
M. V. Kulkarni ◽  
N. A. Charhate ◽  
K. V. Bhavsar ◽  
M. A. Tathe ◽  
B. B. Kale

The Analyst ◽  
1998 ◽  
Vol 123 (9) ◽  
pp. 1843-1847 ◽  
Author(s):  
Chun-Man Chan ◽  
Kwok-Yin Wong

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