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Technology

Software - PICTSStudio

PICTSStudio user friendly and advanced software for defect investigations The PICTSStudio offers features for defect investigation like, Operation and configuration area Results/charting View of singl
Product

HR-SPSmap with fixed energy excitation sources

Skip breadcrumb navigation Breadcrumb Freiberg Instruments Products Surface Photovoltage Spectroscopy HR-SPSmap with fixed energy excitation sources HR-SPSmap High-Resolution and Sensitive Surface Pho
Product

HR-SPSmap with variable energy excitation source

Skip breadcrumb navigation Breadcrumb Freiberg Instruments Products Surface Photovoltage Spectroscopy HR-SPSmap with variable energy excitation source HR-SPSmap with a variable energy excitation sourc
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Applications

SPS/SPV Applications Silicon photovoltaic – Wafer check after diamond wire sawing Learn more Contactless detection of bulk polarization phenomena in semiconductors Learn more Electronic transitions in
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Technology

HR-SPS Technology Electrical and optical characterization using surface photovoltage spe Photocarrier generation and separation mechanisms, Minority carrier lifetime measurement/Diffusion length calcu
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Software

HR-SPS Software Software - SPS Studio Learn more
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Publications

Publications for HS-SPS Dittrich, T. and Fengler, S. (2025). Surface Photovoltage Spectroscopy of Ultrawide Bandgap Materials. Phys. Status Solidi RRL 2400384. https://doi.org/10.1002/pssr.202400384 D
Technology

Electrical and optical characterization using surface photovoltage spe

Electrical and optical characterization using SPV/Kelvin Photocarrier generation and separation mechanisms Minority carrier lifetime measurement/Diffusion length calculations Trapped carrier dynamics,
Technology

SPV signal analysis: fits and simulations

SPV signal analysis: fits and simulations Charge dynamic simulations in photoactive materials, incl. heterojunction photoactive materials. We are currently developing simulation tools to enable first

Technology

Comparison between MPD and SPV techniques

Comparison between MPD and SPV techniques MDP (microwave detected photoconductivity): sensitive to moving photogenerated charge carriers (bulk property) SPV (surface photovoltage): sensitive to surfac