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Message ID: 130 Entry time: 08 Apr 2023, 23:44

Author:	Yifeng Jiang
Group:	FXE
Subject:	Issue

We notice that 0.5 mm Silicon ATT in SASE1 causes holo beam profile in FEL imager. Maybe this silicon att has been damaged.

Attachment 1:

2023-04-08-234240_066894160_exflqr51474.png 1019 kB Uploaded 09 Apr 2023, 00:46 | Show | Show all

Attachment 2:

2023-04-08-234217_329678202_exflqr51474.png 957 kB Uploaded 09 Apr 2023, 00:46 | Show | Show all

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