Overview Zahner CIMPS

Zahner CIMPS

Universal Photo-Electrochemical

Workstation

•      core system
•      Zennium/  X / Pro /  E4
•      XPot/PP211
•      optical bench
•      LDA
•      sensor & cell holder
•      options

IMPS, IMVS, max. power, fill factor, …

The CIMPS principle

Controlled lntensity Modulated Photocurrent Spectroscopy

IMPS LED current = intensity heating, ageing ?

CIMPS Intensity measured back, controlled in feedback loop.

.

LED Light Sources

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• 365 to 1550 nm
• up to 1000 W/m²
• individually calibrated
• automatically detected

Photo-ElectroChemical Cell PECC

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•  BK7 or quartz window
• Ag/AgCl-reference
• Pt counter electrode
• PECC-1 : PTFE
  solid samples
•  PECC-2 : PCTFE
  solid samples
  translucent samples

CIMPS application (I)

DSSC light transient

OSC fill factor, IPCE,
Maximum Power

CIMPS application (II)

Hybrid solar cell: photocurrent spectra, simulation and fit

CIMPS-abs

CIMPS-abs

•     UV/VIS/NIR-spectrometer
•     high power LED or
•     tungsten lamp
•     2 PECC-2 with slider

CIMPS-abs2

•     deuterium tungsten lamp
•     backthinned CCD spectrometer
•     2 PECC-2 quartz window with slider

optical absorption/transmission measurements

CIMPS-abs application

P3HT-PEDOT:PSS film synchronous impedance/phase spectra and film extinction spectra vs. cell voltage

CIMPS-emit

• UV/VIS/NIR-spectrometer
• calibrated photodiode

Light emission spectra: electroluminiscence, OLEDs, …

CIMPS-pcs

Wavelength resolved photocurrent spectroscopy IPCE

• tunable light source TLS03
• 365 – 1020 nm

CIMPS-pcs application

CIMPS-fit

Photocurrent / photovoltage under light transients

• transient recorder TR8M

CIMPS-fit application

Photovoltage transient
of an organic solar cell
Cr-Al-Cr-P3HT-PCBM-PEDOT-Cr-Au

Photocurrent transient of a
monolithic silicon solar cell

CIMPS-dtr

OIS, dynamic transmittance / reflectance measurements

• calibrated photodiode
• XPot

 More information : Zahner.de

Download document for CIMPS click Here