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Browse Wack, Harald

1-11 out of 11 article(s)
Title Type Date Words
DI water vs. chemistry-assisted cleaning: the higher surface tension of DI water hampers cleaning performance. Nov 1, 2011 717
Cosiderations for precision cleaning: knowing the substrate and contamination types helps inform the cleaning agent. Oct 1, 2011 762
Choosing a PCB defluxing system: the whats, hows and whys of various options. Jun 1, 2011 842
Why clean? The PCB design needs to consider capacitive surface effects. Apr 1, 2011 774
Effects of flux residues on coating adhesion: flux activators can become a catalyst for electromigration and dendrite growth. Feb 1, 2011 823
How low can you go? Lower-concentration cleaning agents are one response to "green" demands. Nov 1, 2010 723
A 'disconnection approach' to cleaning process selection: breaking down cleaning processes into basic building blocks reveals the optimal choice. Sep 1, 2010 866
A clean start: don't let the accountants sign their own checks. Mar 1, 2010 781
Lonic chromatography values: the 'gold' standard? The test for cleanliness is challenged by numerous subjective assessments. Jan 1, 2010 734
Alkalinity doesn't relate to chemical reactivity anymore! Over 20 years, cleaning chemistries have evolved from blasts of solvents to intermolecular interactions. Dec 1, 2009 858
Preventing contamination-caused assembly failure: SIR must be designed for, especially in high-frequency boards. Jul 1, 2009 763

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