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Learn How AFM Empowers Emerging Photovoltaic Materials Research

Realizing a future of low-cost, plentiful renewable energy depends on ongoing improvements to perovskite and organic semiconductor PV materials

AFM can help improve PV materials in 3 critical areas:

  • Increasing the power conversion efficiency
  • Developing lower cost materials and processing techniques
  • Lengthening the useful service lifetime of photovoltaic devices
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Specific examples include:

  • Characterizing additives that increase perovskite grain size and improve efficiency
  • Investigating ion migration at perovskite grain boundaries
  • Correlating optical (photoluminescence) data with nanoelectrical AFM measurements
  • Characterizing the ferroelasticity of perovskite films
  • Improving the stability of electron transport layers for improved efficiency
  • Optimizing additive concentrations in organic semiconductor films
  • Evaluating molecular weight effects in organic semiconductor materials
  • Measuring and understanding photocurrent heterogeneity
  • Studying the affect of humidity on organic semiconductor film aging and reliability

Capabilities described include:

  • MFP-3D Infinity Photovoltaics Option for simultaneous illumination of PV materials during AFM characterization
  • Characterizing morphology and structure
  • Measuring nanoscale photocurrent and other electrical properties
  • Measuring nanomechanical properties and electromechanical response