School of Electronic Engineering

Research Facilities for Organic Electronics

Sample Preparation and Device Fabrication

Measuring Systems

Circuit Design Capability

Deposition Techniques

The Plastic Electronics Research Centre has a wide range of deposition techniques available for device fabrication:

  • Thermal evaporation of both metals and organic materials
  • E-beam evaporation of metals
  • Sputtering of metals and oxides
  • Spincoating
  • Ink-jet printing
  • Self assembly
  • Layer-by-layer assembly

DC and AC Electrical Measurements

DC Measurements

  • Keithley 4200-SCS Semiconductor Characterization system.  Range 200mV to 200V. With inbuilt computer and monitor, and easy to use software
  • Keithley Model 6517 Electrometer
  • Keithley Model 237 High Voltage Source/Measure Unit
  • Keithley Model 617 Programmable Electrometers: 200mV to 200V, 2pA to 20mA, 200pC to 20nC, 2kΩ to 200GΩ. (2 off)
  • Hewlett Packard 4140B pA meter/DC voltage source. Range +/- 100V DC, +/- 1 pA.

AC Measurements (10 mHz – 20 MHz)

  • Solartron 1255 Frequency Response Analyzer and 1296 Dielectric Interface: Signal amplitude 0-3V rms or 0 to 1V rms. DC Voltage range +/- 40.95V.
  • Solartron 1250 Frequency Response Analyser.
  • Agilent/Hewlett Packard 4284A Precision LCR Meters. 5mV to 2V rms. DC voltage range +/-40V. (2 off)
  • Wayne Kerr 6425 Precision Component Analyser.

Electro-optical Measurements

  • Oxford Instruments cryostats and temperature controllers
  • Jobin Yvon Horiba Triax 320, monochromator 300nm to 1300nm, with filter wheel and optical chopper
  • Anritsu Optical Power Meter: 0.32 to 1.15

Circuit Design Capability

Using circuit simulation software, we can design organic electronic circuits and fabrication layout diagrams such as that below for addressing a 4-bit Memory.

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© Photography by Glyn Davies

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