Overview Zahner CIMPS

Zahner CIMPS

Universal Photo-Electrochemical

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Workstation

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

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

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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

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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

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CIMPS application (I)

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DSSC light transient

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OSC fill factor, IPCE,
Maximum Power

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CIMPS application (II)

Hybrid solar cell: photocurrent spectra, simulation and fit

CIMPS-abs

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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

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optical absorption/transmission measurements

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CIMPS-abs application

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

CIMPS-emit

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• UV/VIS/NIR-spectrometer
• calibrated photodiode

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Light emission spectra: electroluminiscence, OLEDs, …

CIMPS-pcs

Wavelength resolved photocurrent spectroscopy IPCE

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• tunable light source TLS02
• 430 – 720 nm

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CIMPS-pcs application

CIMPS-fit

Photocurrent / photovoltage under light transients

• transient recorder TR8M

CIMPS-fit application

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

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Photocurrent transient of a
monolithic silicon solar cell

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CIMPS-dtr

OIS, dynamic transmittance / reflectance measurements

• calibrated photodiode
• XPot

 

 More information : Zahner.de

Download document for CIMPS click Here