Results 11 to 20 of about 7,589 (281)

A Metal-Organic Framework-Based Colorimetric Sensor Array for Transcutaneous CO2 Monitoring via Lensless Imaging [PDF]

open access: yesBiosensors
Transcutaneous carbon dioxide (TcPCO2) monitoring provides a non-invasive alternative to measuring arterial carbon dioxide (PaCO2), making it valuable for various applications, such as sleep diagnostics and neonatal care.
Syed Saad Ahmed   +8 more
doaj   +2 more sources

Detection of the Inoculated Fermentation Process of Apo Pickle Based on a Colorimetric Sensor Array Method [PDF]

open access: yesFoods, 2022
Apo pickle is a traditional Chinese fermented vegetable. However, the traditional fermentation process of Apo pickle is slow, easy to ruin, and cannot be judged with regard to time. To improve fermentation, LP-165 (L.
Mengyao Wang   +3 more
doaj   +2 more sources

The use of colorimetric sensor arrays to discriminate between pathogenic bacteria. [PDF]

open access: yesPLoS ONE, 2013
A colorimetric sensor array is a high-dimensional chemical sensor that is cheap, compact, disposable, robust, and easy to operate, making it a good candidate technology to detect pathogenic bacteria, especially potential bioterrorism agents like Yersinia
Claire L Lonsdale   +6 more
doaj   +4 more sources

Development of a colorimetric sensor array for squid spoilage assessment

open access: yesFood Chemistry, 2015
The aim of this work was to develop and evaluate a rapid, easy-to-use optoelectronic system for the shelf-life assessment of squid in cold storage. For this purpose, an optoelectronic nose was designed, which consisted of an array containing six sensing materials prepared by combining different dyes and two inorganic supports (aluminium oxide and ...
Zaragozá Torres, Patricia   +7 more
openaire   +4 more sources

Colorimetric Sensor Array for Monitoring, Modelling and Comparing Spoilage Processes of Different Meat and Fish Foods [PDF]

open access: yesFoods, 2020
Meat spoilage is a very complex combination of processes related to bacterial activities. Numerous efforts are underway to develop automated techniques for monitoring this process.
Lisa Rita Magnaghi   +5 more
doaj   +2 more sources

Progress in Optical Colorimetric/Fluorometric Sensor Array

open access: yesCHINESE JOURNAL OF ANALYTICAL CHEMISTRY (CHINESE VERSION), 2013
Optical colorimetric/fluorometric sensor array has been widely applied in many fields due to its advantages such as low. cost, easy. operation, and rapid. response. This review described the recent progress in optical colorimetric/fluorometric sensor array and summarizes its applications in the detection of toxic gases, biological samples, ions and ...
Ming-Yan JIA, Liang FENG
openaire   +2 more sources

Colorimetric sensor array combined with machine learning for discriminating the geographical origins and grape varieties of Chinese red wines [PDF]

open access: yesFood Chemistry: X
The volatile compounds present in wines are the main determinants of aroma performance, which can be used as chemical markers to differentiate between wine samples.
Zhan Meng   +8 more
doaj   +2 more sources

Haussdorff and hellinger for colorimetric sensor array classification

open access: yes2012 IEEE International Workshop on Machine Learning for Signal Processing, 2012
Development of sensors and systems for detection of chemical compounds is an important challenge with applications in areas such as anti-terrorism, demining, and environmental monitoring. A newly developed colorimetric sensor array is able to detect explosives and volatile organic compounds; however, each sensor reading consists of hundreds of pixel ...
Tommy S. Alstrøm   +4 more
openaire   +2 more sources

Sustainable Conversion of Coffee Ground Waste into Carbon Dots for Sensing Food Antioxidants [PDF]

open access: yesFoods
The total antioxidant capacity (TAC) of food products is a key parameter for assessing food quality and safety. In this work, iron-doped carbon dots (Fe-CDs) were successfully prepared using waste coffee grounds as a precursor with a satisfactory ...
Nan Jiang   +8 more
doaj   +2 more sources

Counterion Free Colorimetric Metal Cation Sensor Array

open access: yesJournal of Combinatorial Chemistry, 2007
By a systematic ionic effect study in colorimetric dye arrays, we effectively suppressed the anion effect using the proper buffer condition and configured a universal cation sensor system. This result cast a warning for careful validation for other anion sensing systems in aqueous solution.
Lee, Jun-Seok   +2 more
openaire   +4 more sources

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