Results 21 to 30 of about 179,472 (258)

Optical Hydrogel Detector for pH Measurements

open access: yesBiosensors, 2022
Measuring pH has become a major key for determining health conditions, and food safety. The traditional pH assessment approaches are costly and offer low sensitivity. Here, a novel pH sensor based on a pH-responsive hydrogel has been developed. A Fresnel
Yousef Alqurashi   +4 more
doaj   +1 more source

Implementation of Internet of Things (IoT)-based Aquaculture System Using Machine Learning Approaches [PDF]

open access: yesComputer Science Journal of Moldova, 2021
The protein demand on the planet is increased rapidly with respect to the fast growth of the population and can't be met by meat. Fish is an amazing wellspring of protein that compares with meat even with minimal effort in production.
Abdul Kadar Muhammad Masum
doaj  

Ultrabright Fluorescent Silica Nanoparticles for Dual pH and Temperature Measurements

open access: yesNanomaterials, 2021
The mesoporous nature of silica nanoparticles provides a novel platform for the development of ultrabright fluorescent particles, which have organic molecular fluorescent dyes physically encapsulated inside the silica pores.
Saquib Ahmed M. A. Peerzade   +2 more
doaj   +1 more source

A Highly Water-Soluble Fluorescent and Colorimetric pH Probe

open access: yesCrystals, 2020
A new 5-(4-((2-(benzothiazole-2-carbonyl)hydrazono)methyl)-3-hydroxyphenoxy)-N,N,N-trimethylpentan-1-aminium bromide (BTABr) fluorescent and colorimetric pH probe was easily synthesized by the condensation reaction of benzothiazole-2-carbohydrazide with ...
Rosita Diana   +3 more
doaj   +1 more source

All-solid-state AlGaN/GaN-based ion-sensitive heterostructure field effect transistor pH sensor microprobe encapsulated in medical needle

open access: yesAIP Advances, 2022
It is very important to monitor pH values. In this paper, we fabricated an all-solid-state AlGaN/GaN-based ion-sensitive heterostructure field effect transistor (ISHFET) pH sensor microprobe. The microprobe could facilitate measurement of pH values.
Fengge Wang   +10 more
doaj   +1 more source

Rancang Bangun Alat Monitoring Kualitas Air Berbasis Online

open access: yesJurnal Teknik Elektro Indonesia, 2023
Dalam monitoring ini ada 3 parameter monitoring yaitu kekeruhan, pH dan suhu. Untuk parameter kekeruhan menggunakan sensor Turbidity. Untuk parameter pH menggunakan sensor pH dan untuk parameter suhu menggunakan sensor suhu DS18B20.
Ilham Lubis, Ali Basrah Pulungan
doaj   +1 more source

Flexible wireless pH sensor system for fish monitoring

open access: yesSensing and Bio-Sensing Research, 2021
It is necessary and important to develop a simple, accurate, stable, and low-cost quality detection sensor for ensuring the quality of the fish. This paper aims to develop a flexible wireless pH sensor system to detect the freshness of fish.
Boyu Mu   +4 more
doaj   +1 more source

Application of Vegetable Composting Method Takakura with Temperature and pH Control Based on Internet of Things

open access: yesJurnal Jaringan Telekomunikasi, 2023
Compost is organic material that is decomposed in a place that is protected from the sun and rain. Factors that affect the success of composting are temperature, pH and light intensity in raw materials, types and sizes of raw materials.
Farida Arinie Soelistianto   +2 more
doaj  

Soil pH Mapping with an On-The-Go Sensor [PDF]

open access: yesSensors, 2011
Soil pH is a key parameter for crop productivity, therefore, its spatial variation should be adequately addressed to improve precision management decisions. Recently, the Veris pH ManagerTM, a sensor for high-resolution mapping of soil pH at the field scale, has been made commercially available in the US.
Michael Schirrmann   +3 more
openaire   +3 more sources

Electro-conductive Palmyra Fibers By In Situ Polymerization of Pyrrole

open access: yesJournal of Natural Fibers, 2017
Palmyra (Borassus flabellifer L.) is one of the natural fruit fibers that are available in plenty. This fiber has many advantages, such as biodegradability, renewability, low density, and low cost, which offer greater opportunities to develop new ...
Arobindo Chatterjee   +2 more
doaj   +1 more source

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