Electrical Characterization of Solar Cell Materials Using Scanning Probe Microscopy
Electrical Characterization of Solar Cell Materials Using Scanning Probe Microscopy
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DOI:
10.1007/978-3-642-25414-7_19
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发表时间:
2012
期刊:
影响因子:
--
通讯作者:
S. Weber;H. Butt;R. Berger
中科院分区:
文献类型:
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作者:
S. Weber;H. Butt;R. Berger
The application of electrical modes in scanning probe microscopy is of eminent importance for understanding the electrical function and interaction of materials that are structured on the nanometer scale. Many researchers use the scanning probe microscope (SPM) for the investigation of surface topography. Here, we accentuate the use of electrical modes that are unique for the correlation of structural and electric information on a nanometer scale. This is particularly important for analyzing inorganic and organic solar cell configurations. We will introduce SPM modes that enable the study of surface potentials, electrical conductance, or local photocurrents at surfaces. Then, we review applications of these modes for the visualization of nanoscale electrical functions in photovoltaic energy materials. Special focus is given to experiments aiming at the investigation of light-induced processes which requires the integration of an additional light source into the SPM setup. Finally, we address future challenges for SPM investigation of energy materials, advanced sample preparation, and upcoming and possible future developments of electrical SPM modes.