Results 131 to 140 of about 32,761 (322)

Programmable low-voltage continuous-time filter for audio applications [PDF]

open access: yes, 1999
The implementation of a continuous-time filter (CTF) useful for audio frequency applications is presented in this paper. The filter functions can be programmed and tuned with two independent control variables.
Rueda Rueda, Adoración   +1 more
core  

3D Printed Flexible Piezoelectric Sensors for Integrated Hybrid Electronics

open access: yesSmall, EarlyView.
A comprehensive 3D printing strategy can fabricate high performance piezoelectric transducers on various substrates for wearable and flexible electronics applications. Demonstrations include human‐machine interfaces, tactile electronic skin, and a multifunctional system integrating piezoelectric sensors with quantum dot light‐emitting diodes.
Daniel Wai Hou Ng   +8 more
wiley   +1 more source

Visible‐Light‐Driven Aqueous Polymerization Enables in Situ Formation of Biocompatible, High‐Performance Organic Mixed Conductors for Bioelectronics

open access: yesAngewandte Chemie, Volume 138, Issue 2, 9 January 2026.
Visible‐light‐driven, initiator‐free aqueous photopolymerization of a PEDOT (poly(3,4‐ethylenedioxythiophene)) analogue precursor yields biocompatible, state‐of‐the‐art organic mixed ionic–electronic conductor, enabling direct fabrication of high‐performance bioelectronic devices without the use of harmful oxidants. Abstract Polymer‐based organic mixed
Tobias Abrahamsson   +20 more
wiley   +2 more sources

Processing of Communication Signal Using Operational Transconductance Amplifier [PDF]

open access: green, 2010
Arabinda Roy   +3 more
openalex   +1 more source

Self‐Powered Neuromorphic Touch Sensors Based on Triboelectric Devices: Current Approaches and Open Challenges

open access: yesSmall, EarlyView.
This review outlines how triboelectric self‐powered tactile sensors can be integrated with neuromorphic devices to emulate human touch. It summarizes current coupling strategies, operational modes, and synaptic functions enabled by triboelectric nanogerator (TENG)‐based systems, while highlighting key mechanisms, performance considerations, and future ...
Fabrizio Torricelli, Giuseppina Pace
wiley   +1 more source

Discrimination of Tryptophan Enantiomers at Sub‐pm Level by Multiparametric Analysis of a Label‐Free Organic Immunosensor

open access: yesSmall Methods, EarlyView.
Multiparametric analysis is a crucial aspect for enhancing the final sensitivity of biosensors based on organic transistors. The traditional approaches to treat the experimental data are not always suitable to extract the correct response. In this work EGOT characteristics are processed to achieve enantiodiscrimination of free Tryptophan enantiomers ...
Matteo Genitoni   +9 more
wiley   +1 more source

Simple Floating Voltage-Controlled Memductor Emulator for Analog Applications [PDF]

open access: yes, 2014
The topic of memristive circuits is a novel topic in circuit theory that has become of great importance due to its unique behavior which is useful in different applications.
Fouda, M. E., Radwan, A. G.
core   +1 more source

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