A METHOD FOR PRODUCING OF A MATERIAL LAYER OR OF A MULTI-LAYER STRUCTURE COMPRISING LITHIUM BY UTILIZING LASER ABLATION COATING

    公开(公告)号:US20230056927A1

    公开(公告)日:2023-02-23

    申请号:US17796906

    申请日:2021-02-23

    Applicant: Pulsedeon Oy

    Abstract: A method is for manufacturing materials for electrochemical energy storage devices. A deposition method based on laser ablation is utilised in the manufacturing of at least one material layer including lithium. The process is controlled using measurement information that is obtained from the spectrum of the electromagnetic radiation generated by laser ablation. A roll-to-roll method can be used in the deposition, in which the substrate (15, 32, 44, 64, 75, 85) to be coated is directed from one roll (31a) to the second roll (31 b), and the deposition takes place in the area between the rolls (31a-b). In addition, turning and/or moving mirrors (21) can be used to direct laser beam (12, 41, 71a-d, 81a-d) as a beam line array (23) to the surface of the target (13, 42a-b, 72a-d, 82a-d, 82A-D).

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