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# SMTA's Electronics in Harsh Environments Conference in Amsterdam Was a Big Success

Folks, SMTA’s Electronics in Harsh Environments Conference in Amsterdam, The Netherlands, was a big success. Over 60 people attended from all ov...

# Join Me at the SMTA Harsh Environments Conference in Amsterdam May 23 to May 25

Folks, Join me at the SMTA Harsh Environments Conference in Amsterdam, The Netherlands on May 23 to May 25, 2023. I will be giving a presentation on &...

# Using the Density Technique to Estimate Gold Mass Fractions in Gold Alloys with Silver and Copper

Folks, My second email from Adriana Re using density to determine gold mass fraction is below. She asked if we could communicate in French. The transl...

# 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...

# 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 ...

# 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...

# 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...

# Minimizing Graping

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

# Join Me at SMTA Pan Pacific 2023 to Learn about the Twin Paradox

Folks, Although my PhD is in materials science, my BS was in engineering physics. While getting my BS, I studied Einstein’s special theory of re...

# Have You Been Keeping up with The Adventures of Maggie Benson?

Folks, Two of the workers at Ivy-Benson electronics just got engaged and they are on their way to a factory in Mexico to see if their boss Maggie Bens...

# Minimizing Tombstoning

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

# Workshop at SMTAI: Defeating Defects

Folks, I am presenting a workshop on Defeating Defects at SMTAI on October 31. This workshop is based on the recently published booklet The Printed Ci...