Photoemission Yield Spectroscopy in Air (PYSA)
AC Series: AC-2S

      Technical Data & Features

      • Multipoint measurement and repeated measurement functions included
      • Allows analysis after importing AC-2/3/5 data
      • Incorporates flat-plate open counter enabling photoelectron count rates of up to 4,000 cps

      Applications

      • Ionization potential measurement of organic light-emitting diodes and photoreceptors for photocopiers
      • Tribology research on hard disks and magnetic tape
      • Semiconductor and lead frame surface oxidization state measurement
      • Detection of molecular level film contamination of precision electronic materials
      • Ionization potential measurement of the following functional materials
Organic light-emitting diodes, organic solar cells, organic field-effect transistors, photoreceptor materials for photocopiers, perovskite solar cells, quantum dots, carbon nanomaterials, catalyst materials, storage batteries, fuel cells, semiconductor materials (e.g., Si, GaN, GaAs), transparent conductive film (e.g., ITO, FTO)

      Properties:

      Product category

      Photoemission Yield Spectroscopy in Air

      Detection principle

      Photoemission Yield Spectroscopy in Air (detector: low-energy photoelectron counting)

      Photoelectron detector

      Flat-plate open counter

      UV energy range

      3.4 - 6.2 eV (364 - 200 nm)

      Minimum UV intensity

      1.0 nW or less (at 5.9 eV)

      Maximum UV intensity

      500.0 nW or greater (at 5.9 eV)

      Repeatability (standard deviation)

      Work function 0.02 eV (sample: Au plate)

      UV light source

      D2 lamp

      UV spot size

      Up to 4 mm x 4 mm (varies according to energy due to chromatic aberration of converging lens)

      Maximum photoelectron count rate

      4,000 cps

      Spectrometer

      Grating monochromator

      Maximum sample size

      Area up to 50 mm x 50 mm, thickness up to 10 mm

      Temperature/humidity range

      Temperature 15°C - 35°C (no sudden changes),
      Up to 60 %RH (no condensation), dew point -30°C or higher

      Power source

      100 V - 240 V AC
      50/60 Hz 5A (max.)

      • Excluding control PC
      External dimensions

      LC light source: approx. 480 mm (W) x 450 mm (D) x 317 mm (H)
      DC measurement unit: approx. 465 mm (W) x 450 mm (D) x 360 mm (H)

      Weight

      LC light source: approx. 25kg
      DC measurement unit: approx. 31kg
      *Excluding control PC

      Documents to download

      Download instructions
      Download catalogs
      Download certificates

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