Results 81 to 90 of about 778,156 (254)

Magnetoelectric Nanoparticles Enable Modulation of Cortical Networks by Low‐Intensity Static Magnetic Fields In Vitro

open access: yesAdvanced Science, EarlyView.
Neuromodulation strategies are increasingly needed to stimulate, restore, or replace altered neuronal activity in disease. Cobalt ferrite‐barium titanate (CFO–BTO) magnetoelectric nanoparticles convert low‐intensity static magnetic fields into local electrical modulation of cortical networks.
Nathalia Cancino‐Fuentes   +13 more
wiley   +1 more source

A 48-well transparent microelectrode array fabricated utilizing a flexible, “wrapped around” interconnect technology

open access: yes, 2016
This paper describes the microfabrication, assembly and preliminary characterization of a flexible multi-layer circuit wrapped around a base plate utilized as a high-throughput 48-well Microelectrode Array (MEA) device.
Tyler, Phillip E.   +3 more
core   +1 more source

Neuromorphic Devices and Computing for Sensing, Memory, and Control

open access: yesAdvanced Science, EarlyView.
This review introduces neuromorphic devices made from diverse materials. These devices mimic neuronal functions and architectures and, when integrated with artificial or biological computing, can form closed loops with neurons for pressure, optical, acoustic, and biochemical sensing and modulation.
Zhengguang Zhu   +2 more
wiley   +1 more source

Dopamine Measurement Using Engineered CNT–CQD–Polymer Coatings on Pt Microelectrodes

open access: yesSensors
This study aims to develop a microelectrode array-based neural probe that can record dopamine activity with high stability and sensitivity. To mimic the high stability of the gold standard method (carbon fiber electrodes), the microfabricated platinum ...
Mahdieh Darroudi   +3 more
doaj   +1 more source

Abstract Representation of Movement Parameters in Basal Ganglia Output

open access: yesAdvanced Science, EarlyView.
The basal ganglia output provides a scalable velocity/position signal across behavioral contexts, supporting the idea that these variables are represented in the brain as abstract entities rather than as fixed changes in joint angles or specific sets of body effectors.
Ana Silvia Báez‐Cordero   +3 more
wiley   +1 more source

Expanding Genetic Code to Generate Human Brain Organoids with Both Vasculature and Microglia‐Like Cells

open access: yesAdvanced Science, EarlyView.
Using genetic code expansion, we engineered vascularized human cerebral organoids (vhCOs) with microglia‐like cells and blood‐brain barrier features. vhCOs recapitulate neurovascular interactions, regional identities, and neuronal subtypes resembling the fetal brain.
Haishuang Lin   +7 more
wiley   +1 more source

Bendable, naturally derived, all-keratin made microelectrode array as humidity sensor

open access: yes, 2019
Bendable, naturally derived, all-keratin made microelectrode array as humidity ...
T Posati   +8 more
core  

Electrochemical Biosensor Utilizing Nitrogen Incorporated Nanodiamond Ultra-Microelectrode Array

open access: yes, 2010
A nitrogen incorporated nanodiamond ultra-microelectrode array was fabricated using silicon microfabrication technology and microwave PECVD process. 400 ultra-microelectrodes, which are arranged in a square array, project above the surrounding plane of ...
J. L. Davidson   +3 more
core   +1 more source

Printing‐Assisted Integration of Thermal, Fluidic and Electrical Components in Implants for Focal Brain Cooling

open access: yesAdvanced Science, EarlyView.
Extrusion‐based 3D printing of silicones and discrete electronic components are combined to create cortical implants for rodents that integrate thermal neuromodulation and electrical recording. Linked to an autonomous auxiliary driver unit, the system enables rapid, stable and localized hypothermia alongside ECoG recording.
Spencer Ryan Moore   +6 more
wiley   +1 more source

Bio‐Memristor Based on Clinical Bile Samples: A Proof‐of‐Concept Pilot Study for Detection of Gallbladder Cancer

open access: yesAdvanced Science, EarlyView.
In this work, we present a bile‐based memristor hardware framework that enables direct, label‐free identification of cholelithiasis and gallbladder cancer at the device level. The Ag/bile/FTO memristor features stable resistive switching and disease‐specific electrical responses, providing a conceptual foundation for circuits and an integrated ERCP ...
Junming Zhu   +17 more
wiley   +1 more source

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