Results 1 to 10 of about 216,951 (300)

Amplifiers in Biomedical Engineering: A Review from Application Perspectives

open access: yesSensors, 2023
Continuous monitoring and treatment of various diseases with biomedical technologies and wearable electronics has become significantly important. The healthcare area is an important, evolving field that, among other things, requires electronic and micro ...
Lida Kouhalvandi   +2 more
doaj   +1 more source

A near‐DC measurement and modelling of low‐frequency noise in electronic components

open access: yesIET Science, Measurement & Technology, 2023
Low‐frequency noise, generated inherently by the number or mobility fluctuation of carriers, is a crucial concern for the design of analog and digital circuits.
Zeinab Shamaee   +2 more
doaj   +1 more source

Remote Pumping in Point to Multi-point Networks

open access: yesJournal of Communications Software and Systems, 2022
A remotely pumped Erbium-doped system for the amplification of an optical signal for long-reach (LR) next-generation passive optical networks (NG-PONs) is presented in this paper.
Petr Munster   +3 more
doaj   +1 more source

Dynamic FPAA-based Mixed-Signal Processing Circuit for Thin-Film CdTe/Lead-Free Perovskite Photodetectors

open access: yesElektronika ir Elektrotechnika, 2021
New photodetector structure combining thinned CdTe film with lead-free perovskite photoelectric film was produced and investigated. This setting of the CdTe thickness results in photodetector parameters’ competitiveness to the state-of-the-art in the ...
Ivailo M. Pandiev   +1 more
doaj   +1 more source

Seeking Traces of Filters and Amplifiers as Pre-service Teachers Perform Their Pedagogical Content Knowledge

open access: yesScience Education International, 2023
This study examined how filters and amplifiers affect pre-service science teachers’ pedagogical content knowledge (PCK) in a human and environment unit. The redefined consensus model for PCK and decision-making framework for identifying how personal and ...
Mehmet Şen , Betül Demirdöğen
doaj   +1 more source

Printed 700 V/V Gain Amplifiers Based on Organic Source‐Gated Transistors with Field Plates

open access: yesAdvanced Electronic Materials, 2023
Printed amplifiers are promising components for flexible and wearable devices. The circuits need to have small footprint, high amplification, and low power consumption, which is not simultaneously possible with conventional thin‐film transistors because ...
Yudai Hemmi   +5 more
doaj   +1 more source

English Intensifiers as Devices of Emotional Enhancement

open access: yesالأستاذ, 2023
Intensifiers are adverbials or adverbial phrases that are used to enhance the meanings of certain constructions. The study aims to investigate English intensifiers and their functions as devices of emotional enhancement .Moreover; they identify students ...
Asst. Prof. Nada Aziz Yousif AL-Muttalibi
doaj   +1 more source

Vacuum Testing of a Miniaturized Switch Mode Amplifier Powering an Electrothermal Plasma Micro-Thruster

open access: yesFrontiers in Physics, 2017
A structurally supportive miniaturized low-weight (≤150 g) radiofrequency switch mode amplifier developed to power the small diameter Pocket Rocket electrothermal plasma micro-thruster called MiniPR is tested in vacuum conditions representative of space ...
Christine Charles   +4 more
doaj   +1 more source

The Use of Cryogenic HEMT Amplifiers in Wide Band Radiometers [PDF]

open access: yes, 2000
Advances in device fabrication, modelling and design techniques have made wide band, low noise cryogenic amplifiers available at frequencies up to 106 GHz. Microwave radiometry applications as used in radio astronomy capitalize on the low noise and large
Jarosik, Norman
core   +1 more source

Programmable Gain Amplifiers with DC Suppression and Low Output Offset for Bioelectric Sensors

open access: yesSensors, 2013
DC-offset and DC-suppression are key parameters in bioelectric amplifiers. However, specific DC analyses are not often explained. Several factors influence the DC-budget: the programmable gain, the programmable cut-off frequencies for high pass filtering
Alonso Alonso   +2 more
doaj   +1 more source

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