probe_id type location placement_picture hemisphere manufacturer device_serial_number contact_count depth width height dimension_units wires_material wires_diameter wires_length wires_units owner Prob-8596-001139 utah array M1 https://www.nature.com/articles/sdata201855/figures/1 right Blackrock Microsystems 8596-001139 100 1.5 4 4 mm Pt/Au 0.000025 0.04 m RIKEN-BSI, Japan