From fanpy at snf.stanford.edu Sun Aug 2 06:34:38 2009 From: fanpy at snf.stanford.edu (fanpy at snf.stanford.edu) Date: Sun, 2 Aug 2009 06:34:38 -0700 Subject: Problem wbnonmetal SNF 2009-08-02 06:34:37: Now ONLY DI water in right bath Message-ID: I drained the right bath before checking acid storage. And it turned out that there is none sulfuric acid at all, so I fill the bath up with DI water. Truly sorry for being so careless and I apologize for any inconvenience! From fanpy at snf.stanford.edu Sun Aug 2 17:48:34 2009 From: fanpy at snf.stanford.edu (fanpy at snf.stanford.edu) Date: Sun, 2 Aug 2009 17:48:34 -0700 Subject: Comment wbnonmetal SNF 2009-08-02 17:48:33: right bath ok now Message-ID: fill the bath back with acid again. ok to use now From jwc at snf.stanford.edu Wed Aug 5 16:59:57 2009 From: jwc at snf.stanford.edu (jwc at snf.stanford.edu) Date: Wed, 5 Aug 2009 16:59:57 -0700 Subject: Comment wbnonmetal SNF 2009-05-17 18:36:50: HF crystals near 20:1 BOE bath Message-ID: From uli at snf.stanford.edu Thu Aug 6 13:34:11 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Thu, 6 Aug 2009 13:34:11 -0700 Subject: Problem wbnonmetal SNF 2009-08-02 06:34:37: Now ONLY DI water in right bath Message-ID: acids replenished From uli at snf.stanford.edu Thu Aug 6 13:34:29 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Thu, 6 Aug 2009 13:34:29 -0700 Subject: Problem wbnonmetal SNF 2009-07-24 18:41:53: wafer in bottom of right sulfuric bath Message-ID: cleaned From uli at snf.stanford.edu Thu Aug 6 13:35:00 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Thu, 6 Aug 2009 13:35:00 -0700 Subject: Problem wbnonmetal SNF 2009-07-09 09:25:40: HF crystals near 20:1 BOE and 6:1 BOE Message-ID: cleaned From uli at snf.stanford.edu Thu Aug 6 13:35:17 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Thu, 6 Aug 2009 13:35:17 -0700 Subject: Comment wbnonmetal SNF 2009-07-08 23:28:07: Someone left wafers in rinser. Message-ID: gone From uli at snf.stanford.edu Thu Aug 6 13:35:40 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Thu, 6 Aug 2009 13:35:40 -0700 Subject: Comment wbnonmetal SNF 2009-06-30 08:22:01: Wet Cassette Message-ID: dry now From uli at snf.stanford.edu Thu Aug 6 13:36:02 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Thu, 6 Aug 2009 13:36:02 -0700 Subject: Problem wbnonmetal SNF 2009-06-19 08:35:48: something in left tank Message-ID: cleaned From uli at snf.stanford.edu Thu Aug 6 13:36:49 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Thu, 6 Aug 2009 13:36:49 -0700 Subject: Problem wbnonmetal SNF 2009-06-14 17:05:38: heating for left piranha bath is very slow Message-ID: piranha pots have different heating rates From dasgupta at snf.stanford.edu Thu Aug 6 20:19:20 2009 From: dasgupta at snf.stanford.edu (dasgupta at snf.stanford.edu) Date: Thu, 6 Aug 2009 20:19:20 -0700 Subject: Problem wbnonmetal SNF 2009-08-06 20:19:19: HF crystals around 20:1 BOE Message-ID: From ajamo at snf.stanford.edu Thu Aug 6 21:22:16 2009 From: ajamo at snf.stanford.edu (ajamo at snf.stanford.edu) Date: Thu, 6 Aug 2009 21:22:16 -0700 Subject: Comment wbnonmetal SNF 2009-08-06 21:22:15: Rinsed off Message-ID: I rinsed the HF crystals off the edges of the 20:1 HF tank - it's okay now From uli at snf.stanford.edu Fri Aug 7 11:54:21 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Fri, 7 Aug 2009 11:54:21 -0700 Subject: Problem wbnonmetal SNF 2009-08-06 20:19:19: HF crystals around 20:1 BOE Message-ID: cleaned From uli at snf.stanford.edu Fri Aug 7 11:54:39 2009 From: uli at snf.stanford.edu (uli at snf.stanford.edu) Date: Fri, 7 Aug 2009 11:54:39 -0700 Subject: Comment wbnonmetal SNF 2009-08-06 21:22:15: Rinsed off Message-ID: thanks