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
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