Results 41 to 50 of about 243,816 (321)

Development of a Programmable System Used for the Preparation of a Mixture of Flammable/Explosive Gases

open access: yesAutomation
In the present paper, the use of programmable microprocessors to develop a computerized stand for the preparation of a mixture of flammable/toxic/explosive gases in order to obtain mixtures at concentrations in explosive range is presented. The operating
Adrian Bogdan Simon Marinica   +9 more
doaj   +1 more source

The Electronic Braille Type Machine Basically of Microcontroller ATmega16 [PDF]

open access: yes, 2012
Now, caring for blind is too fews. The public information or the same kind in braille font is rarely to find. It cause made of braille font with manual methode needs a long time, beside that the creator must to learn the motif of braille font.
Zaenal , Muttaqien
core  

Embedded Microcontroller with a CCD Camera as a Digital Lighting Control System

open access: yesElectronics, 2019
Although with the advent of the LEDs the energy consumption in buildings can be reduced by 50%, there exists a potential for energy savings due to lighting controls.
G. Adam   +5 more
semanticscholar   +1 more source

Micropatterned Biphasic Printed Electrodes for High‐Fidelity on‐Skin Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Micropatterned biphasic printed electrodes achieve unprecedented skin conformity and low impedance by combining liquid‐metal droplets with microstructured 3D lattices. This scalable approach enables high‐fidelity detection of ECG, EMG, and EEG signals, including alpha rhythms from the forehead, with long‐term comfort and stability.
Manuel Reis Carneiro   +4 more
wiley   +1 more source

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Design and Implementation of a Bluetooth-Based MCU and GSM for Wetness Detection

open access: yesIEEE Access, 2019
Diaper rash is harmful to babies and the elderly, so many researchers have improved wetness-detection technologies to assist in investigating solutions.
Mohamed Y. E. Simik   +2 more
doaj   +1 more source

STR: a student developed star tracker for the ESA-LED ESMO moon mission [PDF]

open access: yes, 2010
In the frame of their engineering degree, ISAE’s students are developing a Star Tracker, with the aim of being the core attitude estimation equipment of the European Moon Student Orbiter.
Lizy-Destrez, Stéphanie, Mimoun, David
core  

Encoding Magnetic Anisotropies in Digital Light Processing 3D Printing

open access: yesAdvanced Functional Materials, EarlyView.
A hybrid magnetic device—combining a coaxial coil within a nested Halbach array—is presented, integrated into a DLP 3D printer to enable spatially resolved magnetic field control. This system enables complex, multimodal responses by programming liquid crystal elastomer resins for magnetic and thermal actuation, and by inducing electrically conductive ...
Eléonore Aïdonidis   +11 more
wiley   +1 more source

Jitter Elimination at Optical Control of Servomotors

open access: yesAdvances in Electrical and Electronic Engineering, 2014
The article describes the application of microcontroller PIC18F25K22 to servomechanism electronics built – in the model of car. Model is controlled optically, in the infrared part of the spectrum. Used microcontroller is optimal for this application – it
Radek Novak, Karel Witas
doaj   +1 more source

Facial expressions emotional recognition with NAO robot [PDF]

open access: yes, 2018
Human-robot interaction research is diverse and covers a wide range of topics. All aspects of human factors and robotics are within the purview of HRI research so far as they provide insight into how to improve our understanding in developing effective ...
Mohamed, Ahmed Mahmoud
core  

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