An Active Neural Optrode With Metal Shielding Laser Diode and Electrochemical Modified Microelectrodes for Low Noise Optogenetics

Minghao Wang, Minyi Jin, Fan Ye, Jiahui Xu, Bowen Ji, Yin Chen, Yuhua Cheng, Gaofeng Wang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper reports an active neural optrode with metal shielding laser diode (LD) and electrochemical modified microelectrodes. Compared to state of the art, for the first time, this work combines electromagnetic shielding, transient pulse shaping and interface modification to reduce the amplitude of stimulus-induced noise, including electromagnetic interference, photovoltaic noise and photoelectrochemical noise, to less than 50 microvolts. The proposed neural optrode has broad prospects in the application of neural recording and stimulation with low noise and high signal-to-noise ratio.

Original languageEnglish
Title of host publication4th IEEE International Flexible Electronics Technology Conference, IFETC 2022 - Proceeding
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665469685
DOIs
StatePublished - 2022
Event4th IEEE International Flexible Electronics Technology Conference, IFETC 2022 - Qingdao, China
Duration: 21 Aug 202224 Aug 2022

Publication series

Name4th IEEE International Flexible Electronics Technology Conference, IFETC 2022 - Proceeding

Conference

Conference4th IEEE International Flexible Electronics Technology Conference, IFETC 2022
Country/TerritoryChina
CityQingdao
Period21/08/2224/08/22

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