High-Density Microelectrode Array | GCNI Core Facilities

Equipment Name	High-Density Microelectrode Array
Description	Core Platform: HyperCAM Alpha Electrodes: 24,576 fully bidirectional electrodes (4,096 electrodes per well across 6 wells) Simultaneous Recording: Up to 13,824 electrodes (2,304 per well) @ 10 kHz per electrode, 14-bit resolution or up to 6,144 electrodes (1,024 per well) @ 20 kHz per electrode, 14-bit resolution Electrical Stimulation: Individual or group targeted stimulation through any of the 24,576 electrodes Integrated Environmental Chamber: Controlled temperature and carbon dioxide concentration (via built-in air mixer), actively monitored relative humidity 2D Microchips (6-Well) Electrode Layout: 4,096 electrodes per well (up to 2304 for recording and 4096 for stimulation) arranged in a 64 x 64 grid Electrode Dimensions: 25 μm × 25 μm Electrode Pitch: 60 μm Active Matrix Area: 3.8 mm × 3.8 mm Total Working Area: ~ 6 mm × 6 mm 3D Microchips (6-Well) Electrode Layout: 4,096 electrodes per well (up to 2304 for recording and 4096 for stimulation) arranged in a 64 x 64 grid Electrode Height: ~90 μm Tip Cross-Section: ~14 μm × 14 μm Electrode Pitch: 60 μm Active Matrix Area: 3.8 mm × 3.8 mm Workstation and Software Suite Processor: 10-Core 3.7 GHz processor Memory: 64GB RAM Primary Storage (OS): 1 × 500GB M.2 SSD Data Storage (Recording/Backup): 8TB SSD BrainWave 6 for online data acquisition and advanced real-time analysis
Core Location	Room 610, Mong Man Wai Building
*Standard Price (per hour)**	HKD 100
Technical Support	Dr. Fei PENG CU Email: feipeng@cuhk.edu.hk Tel: 3943 5315

User Manual and Operation Procedures

*Note:

• CAT I – GCNI core faculty members (standard price × 0.25)
• CAT II – GCNI associate faculty members or CUHK full-time staff collaborating with GCNI members (standard price x 0.5)
• CAT III – Other CUHK member (standard price)
• CAT IV – Members from other UGC-funded academic institutions (standard price × 2)