NanoFoil® for CPV Attachment
The attachment of concentrated photovoltaic (CPV) cells is the perfect application for NanoFoil®. Due to the isolated heating during bonding, less...
Solder
Coefficient of Thermal Expansion
When dealing with bonding, we often mention CTE (Coefficient of Thermal Expansion). This is a very important topic when designing a soldered interface...
Measuring Void Content and Further Global Warming Musings
Folks, A reader writes: Dear Dr. Ron, I need to measure the void content of an alloy. Is there an easy way to do it? After a little thoug...
Drop Test Performance of SACm® Pb-Free Solder Alloy
As I discussed in my last post, the industry has found that reducing the silver content of SAC alloys helps to improve its mechanical shock performanc...
Leadframe Solderability Issues in Power Semiconductors
It is no secret that automotive semiconductor customers are becoming increasingly demanding. The “under the hood / bonnet” electronics env...
The Magic of Engineered Solders
Engineered solders are solders that can make a HUGE difference with your thermal management, IGBT, die-attach, medical device, hermetic sealing, or co...
Why the World Needs SACm® Solder: improved shock resistance and thermal cycling performance in electronics assembly
As the world began transitioning to Pb-Free solder in the early 2000’s, the electronics industry determined that SAC387 (95.5Sn/3.8Ag/0.7Cu) was...
Soldering to Wood
Many surface finishes are solderable with the right flux. Many of our electronic devices use solder to bond copper, silver, gold, and other metals, bu...
Why I am a Global Warming Skeptic
Folks, I am a global warming skeptic. This term, however, requires some explanation. I believe in climate change. The climat...
NanoFoil® Cracking
I recently noticed something that appeared in a 3rd party lab report that a customer shared with me. This lab report was an analysis of a NanoBond®...
What Is Indium?
Being the Indium Corporation, we know what indium is, where it comes from, and how to use it. But sometimes we forget that not everyone is as im...
Wet Gold II: Measuring Gold Content in an Ore With Only a Scale
Folks, In my last post we saw how you could measure density with only a scale. In this post, we will expand on that technique and learn h...