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README.md

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-# GrapheneLab-Measurement-Code
+# GrapheneLab Measurement Code
+
+This is a Python-based transport measurement code used in GrapheneLab in National University of Singapore. The code was originally developed by Eoin O'Farrell and currently maintained by Huang Junye.
+
+# Features
+## Use PyVisa to talk to instruments. 
+
+Currently supported instruments include:
+
+Measurement instruments:
+- Keithley 2002
+- Keithley 2182A
+- Keithley 2400
+- Keithley 6221
+- Keithley 6430
+- SRS SR830
+- SRS SR850
+
+Temperature and Magnet controllers:
+- Picowatt AVS-47B resistance bridge (for Leiden Cryogenics Dilution Refrigerators)
+- Leiden Cryogenics Triple Current Source
+- LakeShore 335 temperature controller
+- LakeShore 340 temperature controller
+- LakeShore 475 DSP Gaussmeter
+- Oxford Mercury iPS magnet power supply
+
+## Live plotting using PyQtGraph
+Measurement results are plotted live using PyQtGraph.