ACTUAL CURRENTI
—mA
Source output
VIRTUAL INSTRUMENT 4-WIRE METROLOGY
Surface conductivity,
made visible.
A four-point probe station for thin-film electrical characterization.
SENSE VOLTAGEV
—mV
Filtered contact pair
INFERRED SHEET RR□
—Ω/sq
4-point determination
BULK RESISTIVITYρ
—µΩ·cm
Temperature-adjusted model
02 / TIME-DOMAIN
Voltmeter response
MEASURED IDEAL
FILTERED + INSTRUMENT NOISELAST 12 SECONDS
03 / SOURCE DIAGNOSTICS
Instrument state
- Current source
- —
- Sense contacts
- —
- Compliance voltage
- —
- Source resistance
- —
- Terminal voltage
- —