Lithium Metal Battery Quality Control via Transformer–CNN Segmentation

Lithium metal battery (LMB) has the potential to be the next-generation battery system because of its high theoretical energy density. However, defects known as dendrites are formed by heterogeneous lithium (Li) plating, which hinders the development and utilization of LMBs. Non-destructive techniqu...

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Main Authors: Jerome Quenum, Iryna V. Zenyuk, Daniela Ushizima
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Journal of Imaging
Subjects:
Online Access:https://www.mdpi.com/2313-433X/9/6/111
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author Jerome Quenum
Iryna V. Zenyuk
Daniela Ushizima
author_facet Jerome Quenum
Iryna V. Zenyuk
Daniela Ushizima
author_sort Jerome Quenum
collection DOAJ
description Lithium metal battery (LMB) has the potential to be the next-generation battery system because of its high theoretical energy density. However, defects known as dendrites are formed by heterogeneous lithium (Li) plating, which hinders the development and utilization of LMBs. Non-destructive techniques to observe the dendrite morphology often use X-ray computed tomography (XCT) to provide cross-sectional views. To retrieve three-dimensional structures inside a battery, image segmentation becomes essential to quantitatively analyze XCT images. This work proposes a new semantic segmentation approach using a transformer-based neural network called TransforCNN that is capable of segmenting out dendrites from XCT data. In addition, we compare the performance of the proposed TransforCNN with three other algorithms, U-Net, Y-Net, and E-Net, consisting of an ensemble network model for XCT analysis. Our results show the advantages of using TransforCNN when evaluating over-segmentation metrics, such as mean intersection over union (mIoU) and mean Dice similarity coefficient (mDSC), as well as through several qualitatively comparative visualizations.
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spelling doaj.art-577640534d2c4c87bdea98275ff985052023-11-18T11:04:21ZengMDPI AGJournal of Imaging2313-433X2023-05-019611110.3390/jimaging9060111Lithium Metal Battery Quality Control via Transformer–CNN SegmentationJerome Quenum0Iryna V. Zenyuk1Daniela Ushizima2Department of Electrical Engineering and Computer Science, Berkeley College of Engineering, University of California, Berkeley, CA 94720, USADepartment of Chemical & Biomolecular Engineering, National Fuel Cell Research Center, University of California Irvine, Irvine, CA 92697, USAApplied Mathematics and Computational Research Division, Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USALithium metal battery (LMB) has the potential to be the next-generation battery system because of its high theoretical energy density. However, defects known as dendrites are formed by heterogeneous lithium (Li) plating, which hinders the development and utilization of LMBs. Non-destructive techniques to observe the dendrite morphology often use X-ray computed tomography (XCT) to provide cross-sectional views. To retrieve three-dimensional structures inside a battery, image segmentation becomes essential to quantitatively analyze XCT images. This work proposes a new semantic segmentation approach using a transformer-based neural network called TransforCNN that is capable of segmenting out dendrites from XCT data. In addition, we compare the performance of the proposed TransforCNN with three other algorithms, U-Net, Y-Net, and E-Net, consisting of an ensemble network model for XCT analysis. Our results show the advantages of using TransforCNN when evaluating over-segmentation metrics, such as mean intersection over union (mIoU) and mean Dice similarity coefficient (mDSC), as well as through several qualitatively comparative visualizations.https://www.mdpi.com/2313-433X/9/6/111deep learningsemantic segmentationquality controlTransformer–CNNbattery
spellingShingle Jerome Quenum
Iryna V. Zenyuk
Daniela Ushizima
Lithium Metal Battery Quality Control via Transformer–CNN Segmentation
Journal of Imaging
deep learning
semantic segmentation
quality control
Transformer–CNN
battery
title Lithium Metal Battery Quality Control via Transformer–CNN Segmentation
title_full Lithium Metal Battery Quality Control via Transformer–CNN Segmentation
title_fullStr Lithium Metal Battery Quality Control via Transformer–CNN Segmentation
title_full_unstemmed Lithium Metal Battery Quality Control via Transformer–CNN Segmentation
title_short Lithium Metal Battery Quality Control via Transformer–CNN Segmentation
title_sort lithium metal battery quality control via transformer cnn segmentation
topic deep learning
semantic segmentation
quality control
Transformer–CNN
battery
url https://www.mdpi.com/2313-433X/9/6/111
work_keys_str_mv AT jeromequenum lithiummetalbatteryqualitycontrolviatransformercnnsegmentation
AT irynavzenyuk lithiummetalbatteryqualitycontrolviatransformercnnsegmentation
AT danielaushizima lithiummetalbatteryqualitycontrolviatransformercnnsegmentation