Results 1 to 10 of about 178,787 (262)

Potentiometric pH Sensor Based on Flexible Screen-Printable Polyaniline Composite for Textile-Based Microfluidic Applications [PDF]

open access: yesMicromachines, 2022
Skin pH can be used for monitoring infections in a healing wound, the onset of dermatitis, and hydration in sports medicine, but many challenges exist in integrating conventional sensing materials into wearable platforms.
Yohan Laffitte, Bonnie L. Gray
doaj   +2 more sources

PVA Nanofibers as an Insoluble pH Sensor. [PDF]

open access: yesPolymers (Basel), 2023
Turmeric has been widely studied as a color indicator for pH variations due to its halochromic properties. It has been tested in solution or included in some polymeric matrices. Some studies have demonstrated that its change in color is due to the tautomeric species of curcumin, and this property can be observed even if turmeric is assimilated in a ...
Mínguez-García D   +4 more
europepmc   +4 more sources

A new optical pH sensor based on a mixture of Alizarin and Orange dyes immobilized on an agarose membrane [PDF]

open access: yesMethodsX, 2023
Two techniques, including chemical immobilization of a combination of two indicators of Alizarin and Orange dyes and the epoxy activation of the agarose membrane, were used for the preparation of a new optic pH sensor.
Kamal Alizadeh   +2 more
doaj   +2 more sources

Dual-Lifetime Referencing (t-DLR) Optical Fiber Fluorescent pH Sensor for Microenvironments [PDF]

open access: yesSensors, 2023
The pH behavior in the μm to cm thick diffusion boundary layer (DBL) surrounding many aquatic species is dependent on light-controlled metabolic activities.
Wan-Har Chen   +5 more
doaj   +2 more sources

A Low-Cost pH Sensor for Real-Time Monitoring of Aquaculture Systems in a Multi-Layer Wireless Sensor Network [PDF]

open access: yesSensors
For aquaculture systems, pH is the prime quality indicator and is highly related to other water quality indicators like ammonia and ammonium ions. The available pH sensors using chemical references are not suitable for continuous in situ monitoring of ...
Binta Mohammed Adib Zeta   +3 more
doaj   +2 more sources

FLIM-Based Intracellular and Extracellular pH Measurements Using Genetically Encoded pH Sensor [PDF]

open access: yesBiosensors, 2021
The determination of pH in live cells and tissues is of high importance in physiology and cell biology. In this report, we outline the process of the creation of SypHerExtra, a genetically encoded fluorescent sensor that is capable of measuring ...
Alexander S. Goryashchenko   +11 more
doaj   +2 more sources

Implementation of GSM Module based Smart Aquarium Monitoring and Controlling System [PDF]

open access: yesITM Web of Conferences, 2023
The aquarist feeds the fish in the aquarium tanks which demands a proper setup for maintenance. The challenges faced are alterations in water quality, fish care, temperature regulation, light control, and difficulty in manually monitoring the aquarium’s ...
Sohail Mohammed   +5 more
doaj   +1 more source

Development of a permanent device for fertility period detection by basal body temperature and analysis of the cervical mucus potential of hydrogen

open access: yesJournal of Medical Signals and Sensors, 2021
Background: Sometimes, women find it difficult to conceive a baby and others use contraceptives that often have side effects. Researchers have already established the importance of measuring basal body temperature (BBT) and the potential of hydrogen (pH).
Sofiene Mansouri
doaj   +1 more source

Analysis of static behavior of ion sensitive field effect Transistor for pH measurements [PDF]

open access: yesBulletin of Natural Sciences Research, 2022
The Ion-Sensitive Field-Effect Transistor (ISFET) is one of the most popular pH sensors traditionally using to measure hydrogen ion concentration (pH) of the electrolytic solutions.
Kevkić Tijana   +4 more
doaj   +1 more source

Fabrication of PANI-modified PVDF nanofibrous yarn for pH sensor

open access: yese-Polymers, 2021
In recent years, with the rise of an intelligent concept, oral and maxillofacial surgery smart dressing had also attracted the interest of researchers, especially for the pH sensor with flexible medium.
Zhao Hongmei   +5 more
doaj   +1 more source

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