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Testbeam at DESY in July 2025, Page 25 of 27  Not logged in

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Full | Summary | Threaded | Collapse | Expand     -- All entries -- Last day Last 3 Days Last week Last month Last 3 Months Last 6 Months Last Year -- DUT -- W3-2 5E14 W3-4 1E15 W8-2 1E15 W3-5 2E15 W8-3 2E15 W3-7 3E15 W8-6 3E15 W3-8 5E15 W3-1 5E14 W3-3 1E15 W3-6 2E15 W3-1x3 3E15 W8-5 3E15 W11 5E15 W3 0E00 W8 0E00 -- Beam Energy -- 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6 5.8 6.0  529 Entries

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Thu Jul 3 09:10:55 2025, tb-crew, thr scan, , W8-2 1E15, Topside, 4.2, 0.99, -400, , Good, , ,   no proper beam atm   Thu Jul 3 14:46:26 2025, tb-crew, thr scan, , W3-8 5E15, Topside, 4.2, 0.95, -50, , Good, , ,   changed DUT   Thu Jul 3 14:57:35 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 0.95, -25, , Good, , ,   chip seems noisy, no good Correlations   Thu Jul 3 14:59:49 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 0.95, -25, , Good, , ,   changed thr to reduce noise   Thu Jul 3 15:03:03 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 0.96, -25, , Good, , ,   changed scan time to 5 min   Thu Jul 3 15:29:45 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 0.96, -200, , Good, , ,   increased compliance to 200uA   Thu Jul 3 15:32:40 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 0.96, -400, , Good, , ,   restart from -200V   Thu Jul 3 15:58:34 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 0.96, -400, , Good, , ,   hit compliance at 400V   Thu Jul 3 16:11:34 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 0.96, -350, , Good, , ,   can't set compliance to values > 200uA via producer, trying manually now   Thu Jul 3 16:34:56 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 1.1, -400, , Good, , ,   increased threshold   Thu Jul 3 17:44:29 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 1.09, -400, , Good, , ,   rerun bias scan with increased thr (hopefully no noise) 400V at thr = 970mV yielded  24% effi   Thu Jul 3 21:06:35 2025, tb-crew, bias scan, , W3-8 5E15, Topside, 4.2, 0.97, -500, , Good, , ,   changing DUT now   Thu Jul 3 21:07:09 2025, tb-crew, bias scan, , W3-5 2E15, Topside, 4.2, 0.97, -500, , Good, , ,   changing DUT now   Fri Jul 4 09:04:59 2025, tb-crew, thr scan, , W3-5 2E15, Backside, 4.2, 1.1, -400, , Good, , ,   another day in the hut <3   Fri Jul 4 10:04:07 2025, tb-crew, ROI test, , W8-3 2E15, Backside, 4.2, 0.98, -50, , Good, , ,   changed DUT   Fri Jul 4 10:20:54 2025, tb-crew, bias scan, , W8-3 2E15, Topside, 4.2, 0.98, -25, , Good, , ,   was actually a thr scan, my fault sry   Fri Jul 4 11:16:16 2025, tb-crew, bias scan, , W8-3 2E15, Topside, 4.2, 0.98, -400, , Good, , ,   hit compliance   Fri Jul 4 11:23:13 2025, tb-crew, test, , W8-3 2E15, Topside, 4.2, 0.98, -200, , Good, , ,   breakdown at ~300V   Fri Jul 4 11:24:08 2025, tb-crew, test, , W8-3 2E15, Topside, 4.2, 0.98, -250, , Good, , ,   more like at 250V   Fri Jul 4 11:34:43 2025, tb-crew, test, , W8-3 2E15, Topside, 4.2, 0.98, -150, , Good, , ,   cant go higher than 150V without hitting compliance

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