Electronics Forum | Fri Feb 14 08:08:47 EST 2003 | Louis
Louis Levert Electronique SEM
Electronics Forum | Thu Aug 19 10:20:27 EDT 2004 | Cal
DF-Indy: Are you thinking of a SEM as well?
Electronics Forum | Fri Aug 20 12:29:43 EDT 2004 | df_indy
Thanks for the input. We currently do not have plan for SEM.
Electronics Forum | Mon Jun 25 03:52:24 EDT 2012 | awtm
Our Customer had detected tarnished pad on ImAg PCBA and had conducted several SEM-EDX test at the soldermask below some of the chip resistors. High concentration of sulfur was found and it can be significantly reduced after further chemical cleaned
Electronics Forum | Mon Nov 13 11:31:10 EST 2000 | John Rep
I am having a problem with wetting on some feedthru wires. The problem seems to be contamination on the wires, due to the fact that the problem seems to be wire lot dependent. I have analysed it using SEM and come up with very little. Is there ano
Electronics Forum | Wed Oct 04 15:58:35 EDT 2000 | CAL
We are problem solvers for electronics industry and have analytical, Xray and SEM (Plus others) capabilities to help with BGAs. We can also use a scope to look under the component itself. All this and a report is possilbe on our side. Please contact
Electronics Forum | Fri Aug 18 20:42:02 EDT 2000 | KYUNG SAM PARK
Hi. Smtguys I need help. The delamination of smd (QFP) occured when we checked with the SEM. This device have been excursed smt process after baking for 24 hour (125��) in oven. Are there any other reasion in SMD delamination except humidit
Electronics Forum | Mon Aug 19 04:48:27 EDT 2002 | surachai
I'm not found this problem with adhesive but found in NC flux , Then you should get some residue and analyse it by SEM and EDX for specify the actual source ( flux or adhesive ? ) , if it 's from adhesive , sometime your supplier must join this pro
Electronics Forum | Thu May 01 17:25:10 EDT 2003 | davef
Our first choice in determining the composition of metals would be to use Scanning Electron Microscopy (SEM) / Energy Dispersive Spectroscopy (EDS) analysis.
Electronics Forum | Wed May 28 11:56:18 EDT 2003 | blnorman
Yes we are using "silicones", but to find this contaminant we were looking for "silicon" the element by SEM/EDS. We use Dow materials and my contact there is checking to see if they have any info.
