Articles with "dislocation defects" as a keyword



Robust Dislocation Defects Region Segmentation for Polysilicon Wafer Image With Random Texture Background

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2942218

Abstract: The detection of dislocation defects in polysilicon wafers helps to improve the power generation efficiency and service life of solar cells. However, dislocation defect detection is challenging due to similarity of morphology and intensity between… read more here.

Keywords: region; dislocation defects; dislocation; background ... See more keywords

Understanding the Role of Dislocation Defects of GaN HEMT under Short-Circuit Stress Through Transient Thermal Characterization

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Published in 2025 at "IEEE Transactions on Power Electronics"

DOI: 10.1109/tpel.2025.3546964

Abstract: Gallium nitride (GaN) high electron mobility transistor (HEMT) devices are prone to rapid failure after repetitive short-circuit (SC) stress under high bus voltage conditions. The dislocation defects at the substrate interface play a critical role… read more here.

Keywords: transient thermal; stress; dislocation defects; dislocation ... See more keywords