Calculating the Mass Fraction of Gold in a Gold Alloy

Adriana writes, "Dear Dr. Ron. I’m trying to program the equation for determining the weight fraction of gold in scrap metal from the densi...

Posted On: February 28th, 2023 | By: Robert Ploessl

Gallium Uses in Technology

In our modern world gallium is used everywhere, and modern life would be unrecognizible without the benefits it provides. As you are reading this, the...

Posted On: February 27th, 2023 | By: Carson Burt

Compositional Analysis of Metals by ICP-OES: Some Basics

In the world of electronics assembly, the utilization of high-quality alloys is critical to a successful product, and is verified through accurate and...

Posted On: February 27th, 2023 | By: Dr. Ron Lasky

P Value Calculator for F Statistics

Folks, In my last post, I discussed an Excel® spreadsheet to calculate p values for hypothesis tests in which the t distribution is employed. The ...

Posted On: February 21st, 2023 | By: Dr. Ron Lasky

Calculating the p Value from the t Value

Folks, With small sample sizes, say less than 200, the Normal Distribution needs a correction. William Sealy Gossett discovered this correction, while...

Posted On: February 20th, 2023 | By: Claire Hotvedt

Bringing Solder Paste Reliability to E-Mobility

Solder paste is enabling the complex electronic systems of next generation of vehicles - from power inverters and battery management to infotainment...

Posted On: February 6th, 2023 | By: Claire Hotvedt

Low-Temperature Solder for Environmental Sustainability

As energy consumption has become increasingly important—in terms of cost, availability, and environmental impact—it is about time we use q...

Posted On: February 1st, 2023 | By: Dr. Ron Lasky

Response-to-Pause: A Critical Solder Paste Parameter

Folks, Solder paste is arguably the most highly engineered material in electronic assembly. It has many properties that must be favorable for its good...

Posted On: January 23rd, 2023 | By: Jenny Gallery

SPIE Photonics West 2023!

Indium Corporation to promote new specialty product offerings: AuLTRA™75, AuLTRA™ ThInFORMS™, and AuLTRA™ Fine Ribbo...

Posted On: January 3rd, 2023 | By: Dr. Ron Lasky

Minimizing Graping

Folks, This post is an excerpt on graping, from Indium Corporation's The Printed Circuits Assemblers Guide to Solder Defects. Intr...

Posted On: December 19th, 2022 | By: Jenny Gallery

Which Off-Eutectic AuSn Alloy Do I Use?

Plating dies and/or substrates with pure gold works well to prevent the components from oxidizing, but can lead to undesirable gold-rich solder joints...

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