Results 31 to 40 of about 35,213 (236)

Analysis of heart rate variability and subtle ECG changes based on machine learning for objective assessment of the psychological state of military personnel

Frontiers in Psychology
IntroductionThe implementation of objective methods for rapid assessment of the psychological and physiological readiness of military personnel is an extremely relevant task.
Illya Chaikovsky, Ivan Senko, Mykola Budnyk, Viktor Matsyshyn, Tetiana Ryzhenko, Vitaliy Budnyk, Oleksandr Romanchuk, Oleksandr Romanchuk, Anton Popov, Anton Popov, Petro Stetsyuk   +10 more
doaj   +1 more source

Design and Experimental Study of Down Hole Contactless Power Transmission Device

Shiyou jixie, 2020
The push-the-bit rotary steerable drilling system needs to transmit the rotating electrical energy to the non-rotating jacket downhole. The traditional contact power transmission form is difficult to adapt to the harsh downhole working environment.
Zhu Jieran, Zou Deyong, Ma Qingming, Yang Ningning, Zhang Jiajia   +4 more
doaj  

Touchless Heart Rate Monitoring from an Unmanned Aerial Vehicle Using Videoplethysmography

Sensors, 2023
Motivation: The advancement of preventive medicine and, subsequently, telemedicine drives the need for noninvasive and remote measurements in patients’ natural environments.
Anna Pająk, Jaromir Przybyło, Piotr Augustyniak   +2 more
doaj   +1 more source

Contactless palmprint recognition: A mini review [PDF]

, 2023
The increasing terrorist and criminal acts on public, private, and government infrastructure have resulted in a chaotic situation, thereby putting the surveillance system in existence under pressure.
Thakur, Surendra, Wasiu, Alausa Dele, Badejo, J. A., Obiyemi,, O.O., Oshin, Oluwadamilola, Adetiba, E.   +5 more
core   +1 more source

Performance of Contactless Respiratory Rate Monitoring by Albus Home^TM, an Automated System for Nocturnal Monitoring at Home: A Validation Study

Sensors, 2022
Respiratory rate (RR) is a clinically important predictor of cardio-respiratory deteriorations. The mainstay of clinical measurement comprises the manual counting of chest movements, which is variable between clinicians and limited to sporadic readings ...
William Do, Richard Russell, Christopher Wheeler, Megan Lockwood, Maarten De Vos, Ian Pavord, Mona Bafadhel   +6 more
doaj   +1 more source

Economic Viability Study of an On-Road Wireless Charging System with a Generic Driving Range Estimation Method

Energies, 2016
The economic viability of on-road wireless charging of electric vehicles (EVs) strongly depends on the choice of the inductive power transfer (IPT) system configuration (static or dynamic charging), charging power level and the percentage of road ...
Aditya Shekhar, Venugopal Prasanth, Pavol Bauer, Mark Bolech   +3 more
doaj   +1 more source

Secure Contactless Payment [PDF]

, 2018
A contactless payment lets a card holder execute payment without any interaction (e.g., entering PIN or signing) between the terminal and the card holder.
Vaudenay, Serge, Serge Vaudenay, Handan Kılınç, Kilinç, Handan   +3 more
core   +2 more sources

Rotary 3D Printing With Integrated Electroplating

Advanced Engineering Materials, EarlyView.
A rotary material extrusion platform integrates localized copper electroplating with printing and encapsulation to fabricate cylindrical polymer–metal structures containing fully embedded, low‐resistance conductive pathways that enable internal Joule heating and thermally activated shape‐memory responses.
Antonio Zagaria, Nicola Larovere, Moslem Mohammadi, Gianluca Percoco, Ali Zolfagharian, Gianni Stano   +5 more
wiley   +1 more source

A CONTACTLESS POWER STATION FOR CELLULAR BATTERY CHARGER [PDF]

, 2010
A Contactless Power Station (CLPS) is a new breakthrough to transmit power without wires in electronic devices such as cellular phones. Power transfer capability of a CPLS system can be increased if the system is designed to operate under resonance ...
Pekik Argo, Dahono
core  

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

Advanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti, Kubra Kocak, Andrea Michel, Enrico Cavarzerani, Ali Raza, Petr Rohzin, Nouha Loudhaief, Saimir Frroku, Nicolò Baldovin, Hazrat Bilal, Alvise Perosa, Maurizio Selva, Flavio Rizzolio, Luca Sbuelz, Sabrina Tamburini, Domenico De Fazio, Giovanni Antonio Salvatore   +16 more
wiley   +1 more source