Sample interview questions: Can you discuss your experience in working with inorganic materials for solar cells or photovoltaics?
Sample answer:
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Experience in materials synthesis and characterization: Expertise in synthesizing a variety of inorganic materials used in solar cells, such as metal oxides, chalcogenides, and perovskites. Proficient in various characterization techniques, including X-ray diffraction, scanning electron microscopy, transmission electron microscopy, and UV-Vis spectroscopy, to analyze the structural, morphological, and optoelectronic properties of these materials.
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Expertise in thin-film deposition: Familiar with different thin-film deposition techniques, such as physical vapor deposition (PVD), chemical vapor deposition (CVD), and spin coating, used to fabricate solar cell devices. Understanding of the process parameters and their influence on the properties and performance of the deposited thin films.
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Experience in solar cell device fabrication and characterization: Hands-on experience in fabricating and characterizing solar cell devices using inorganic materials. Knowledge of device architectures, including heterojunctions, homojunctions, and tandem cells. Expertise in measuring photovoltaic parameters such as short-circuit current, open-circuit voltage, fill factor, and conversion efficiency under standard test conditions.
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Understanding of solar cell physics and performance limitations: Familiar with the fundamental principles of solar cell operation, including light absorption, charge carrier generation, separation, and collection. Understanding of the different loss me… Read full answer