Results 21 to 30 of about 46,875 (261)

A 1-nS 1-V Sub-1-µW Linear CMOS OTA with Rail-to-Rail Input for Hz-Band Sensory Interfaces

open access: yesSensors, 2020
The paper presents an operational transconductance amplifier (OTA) with low transconductance (0.62–6.28 nS) and low power consumption (28–270 nW) for the low-frequency analog front-ends in biomedical sensor interfaces.
Jacek Jakusz   +4 more
doaj   +1 more source

Laser-Induced Graphene for Heartbeat Monitoring with HeartPy Analysis

open access: yesSensors, 2022
The HeartPy Python toolkit for analysis of noisy signals from heart rate measurements is an excellent tool to use in conjunction with novel wearable sensors. Nevertheless, most of the work to date has focused on applying the toolkit to data measured with
Teodora Vićentić   +7 more
doaj   +1 more source

Bio-interface behaviour of graphene and semiconducting SWCNT:C(60) blend based nano photodiode for subretinal implant

open access: yesBiosurface and Biotribology, 2020
Hybrid interfaces between living cells and organic conjugated polymers play a pivotal role in bioelectronics medicine. Currently, conjugated polymers are widely utilised for optical stimulation of living cells and other bio-interface applications such as
Moorthy Vijai Meyyappan   +2 more
doaj   +1 more source

Integral signal converters of the temperature sensor measuring-diagnostic devices for biomedical applications

open access: yesТехнічна інженерія
The materials of the article present the results of research, which is a promising direction in the construction of high-linear analog devices for systems of measurement, registration and signal processing of biomedical components for the use of push ...
Oleksandr Osadchuk   +4 more
doaj   +1 more source

Common-mode noise cancellation circuit for wearable ECG

open access: yesHealthcare Technology Letters, 2017
Wearable electrocardiogram (ECG) is attracting much attention for monitoring heart diseases in healthcare and medical applications. However, an imbalance usually exists between the contact resistances of sensing electrodes, so that a common mode noise ...
Mutsumi Noro   +2 more
doaj   +1 more source

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

Single- and Multi-Network Hydrogels for Soft Electronics—A Review

open access: yesGels
Soft or flexible electronics is a rapidly growing and pioneering research field, as it makes devices comfortable to use, especially in biomedical engineering.
Md Murshed Bhuyan   +2 more
doaj   +1 more source

An Electronic System for the Contactless Reading of ECG Signals

open access: yesSensors, 2017
The aim of this work is the development of a contactless capacitive sensory system for the detection of (Electrocardiographic) ECG-like signals. The acquisition approach is based on a capacitive coupling with the patient body performed by electrodes ...
Francesca Romana Parente   +6 more
doaj   +1 more source

An expandable 36‐channel neural recording ASIC with modular digital pixel design technique

open access: yesElectronics Letters, 2023
This paper presents the design and implementation of an expandable neural recording ASIC for multiple‐channel neural recording applications. The ASIC consists of 36 modular digital pixels (MDPs) and a global digital controller (GDC) circuit. Each MDP has
Quan Wang   +8 more
doaj   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

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