In vitro detection of neural activity with vertically grown single platinum nanowire

D. Choi, A. Fung, H. Moon, G. Villarea, Y. Chen, D. Ho, N. Presser, G. Stupian, M. Leung

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

We present a process for fabricating a nanoscale probing device for in vitro sensing of neural activity. Single vertical platinum (Pt) nanowires were fabricated on a microelectrode array by focused ion beam (FIB)-chemical vapor deposition (CVD) in order to improve the spatial resolution of recording and to minimize damage to the cells. Electrodes in contact with cells detected prominent spontaneous electrical activity. Such small geometry of vertical nanowires may enable probing multiple sites within a cell.

Original languageBritish English
Article number4805393
Pages (from-to)360-362
Number of pages3
JournalProceedings of the IEEE International Conference on Micro Electro Mechanical Systems (MEMS)
DOIs
StatePublished - 2009
Event22nd IEEE International Conference on Micro Electro Mechanical Systems, MEMS 2009 - Sorrento, Italy
Duration: 25 Jan 200929 Jan 2009

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