Results 1 to 10 of about 321,060 (115)

A low-cost device for cryoanesthesia of neonatal rodents [PDF]

open access: yesHardwareX, 2023
Studying the development of neural circuits in rodent models requires surgical access to the neonatal brain. Since commercially available stereotaxic and anesthetic equipment is designed for use in adults, reliable targeting of brain structures in such ...
Bradley B. Jamieson   +6 more
doaj   +2 more sources

Acquisition and Modeling of Material Appearance Using a Portable, Low Cost, Device [PDF]

open access: yesSensors
Material appearance acquisition allows researchers to capture the optical properties of surfaces and use them in different tasks such as material analysis, digital twins reproduction, 3D configurators, augmented and virtual reality, etc.
Davide Marelli   +2 more
doaj   +2 more sources

Low-Cost Hyperspectral Imaging Device for Portable Remote Sensing

open access: yesInstruments, 2023
Hyperspectral imaging has revolutionized various scientific fields by enabling a detailed analysis of objects and materials based on their spectral signatures.
Eleftheria Maria Pechlivani   +4 more
doaj   +3 more sources

Low-Cost Device for Measuring Wastewater Flow Rate in Open Channels [PDF]

open access: yesSensors
This research paper describes the development of a low-cost device for measuring wastewater flow rates in open channels, a significant advancement enabled by the evolution of microcomputers and processing techniques. A laboratory setup was constructed to
Daria Wotzka, Dariusz Zmarzły
doaj   +2 more sources

A Low-Cost Device for Measuring Non-Nutritive Sucking in Newborns [PDF]

open access: yesSensors
Non-nutritive sucking (NNS) is an instinctive behavior in newborns, consisting of two stages: sucking and expression. It plays a critical role in preparing the infant for oral feeding.
Sebastian Lobos   +5 more
doaj   +2 more sources

A low-cost IoT multi-spectral acquisition device

open access: yesHardwareX, 2021
Color and lighting quality assessment allow users to reliably examine the quality of light sources and the changes in the lighting conditions. Technological advance has led to an increase in the development of intelligent systems that are permanently ...
J.S. Botero-Valencia   +2 more
doaj   +1 more source

Low cost, non-invasive, and continuous vital signs monitoring device for pregnant women in low resource settings (Lvital device)

open access: yesHardwareX, 2022
Around 800 women die each day from complications of pregnancy and childbirth in the world. Vital Signs monitoring (such as blood pressure, pulse rate, and temperature) are among fundamental parameters of ensuring the health and safety of women and ...
Kokeb Dese   +2 more
doaj   +1 more source

Semi-Active Magnetic Levitation System for Education

open access: yesApplied Sciences, 2021
This paper describes how to construct a low-cost magnetic levitation system (MagLev). The MagLev has been intensively used in engineering education, allowing instructors and students to learn through hands-on experiences of essential concepts, such as ...
Gisela Pujol-Vázquez   +3 more
doaj   +1 more source

Low-Cost Ultrasonic Range Improvements for an Assistive Device

open access: yesSensors, 2021
To achieve optimal mobility, visually impaired people have to deal with obstacle detection and avoidance challenges. Aside from the broadly adopted white cane, electronic aids have been developed. However, available electronic devices are not extensively
David Abreu   +3 more
doaj   +1 more source

Early Detection of Atrial Fibrillation Based on ECG Signals

open access: yesBioengineering, 2020
Atrial fibrillation, often called AF is considered to be the most common type of cardiac arrhythmia, which is a major healthcare challenge. Early detection of AF and the appropriate treatment is crucial if the symptoms seem to be consistent and ...
Nuzhat Ahmed, Yong Zhu
doaj   +1 more source

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