Interview with Intern Emily Dean
Folks, One of the great advantages of being a professor at Dartmouth College is working with the world’s best young students. However, Emily Dea...
Folks, One of the great advantages of being a professor at Dartmouth College is working with the world’s best young students. However, Emily Dea...
Just 1% more productivity in a factory line can equate to 3% more profitability. Dr. Ron Lasky, Senior Technologist at Indium Corporation, explains to...
Phil Zarrow: Ron, we’ve discussed that performance of materials can affect productivity, and hence profitability. Can you give us an example? ...
Dr. Ron Lasky, Senior Technology at Indium Corporation, explains how simple tweaks to day-to-day operations can drastically improve electron...
Folks, It is hard to imagine, but it has been just a little short of 13 years ago that Jim Hall, Phil Zarrow and I approached SMTA’s JoAnn Strom...
Folks, I ran into good friend Phil Zarrow the other day. Phil, Jim Hall, and I developed the SMTA Certification Prog...
Folks, Richard asks: Dear Dr. Ron, Recently we had a solderability problem with tin-finished component leads and SAC305 solder paste. One of our...
Folks, Let’s check in on Patty…… Patty had to admit that she was getting annoyed. Two of the female engineering students were alwa...
Folks, Suresh writes: Dear Dr. Ron: Can densities of less than 1 g/cc be measured with the “Wet Gold” technique? Well, to tell the truth, ...
Folks, Let’s check in on Patty….... Patty was intensely preparing a lecture on Bayes’ Theorem. She always felt that this theo...
Folks, Let’s look at Patty’s last day of class…... As she was driving north to teach her statistics class, Patty was sad to see her...
Folks, Let’s check in on how Patty is doing at Ivy U. Patty was nearing the end of her teaching stint at Ivy U. Only a few more classes re...
Folks, It is hard to imagine, but it has been just a little short of 13 years ago that Jim Hall, Phil Zarrow and I approached SMTA’s JoAnn Strom...
Folks, Let’s see how Patty is doing after teaching her first class at Ivy U… Patty arrived at home after teaching her first class at Ivy ...
Folks, Imagine my excitement when Laurence Knight of the BBC contacted me to see if I was interested in being interviewed on the topic of tin pest, wi...
Folks, Pity the solder scientists of the late 1970s and early 1980s. SMT was an emerging technology and the world wanted to buy solder paste.&nb...
Folks, My recent post on tin whiskers sparked the memory of tin pest in my mind. I have to admit, that with all of the legitimate reliability co...
Folks, Some years ago, a leading IC manufacturer decided that their R&D effort could benefit if analyzed for possible improvement – by hirin...
Folks, It is hard to believe, but I have been blogging now for over......
Folks, It was at SMTAI in 2002 that SMTA Process Certification began. The program was developed by a Jim Hall, Phil Zarrow and&nb...
Folks, Let’s see how Patty and Pete are doing with their Medical Device RoHS Crisis….. Patty and Pete sat in a plane on the runway of the...
Folks, It’s been awhile, let’s see what Patty is up to… Patty was in her office, finishing lunch and reading Golf Digest. She...
Folks, I was at the St Guadens National Historical Park a few days ago. Augustus St Guadens is considered by many to be America’s pre...
Folks, Let’s see how Patty is doing with her latest challenge….. Patty had decided to call The Professor and see what advice he had to of...
Folks, We tend to think of mixing as something that can completely even out those things being mixed. As an example, let’s assume you are ...
Folks, Many agree that the greatest technical achievement of human kind was landing a man on the moon and returning him safely to earth. (Just think a...
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...
Folks, Let’s step away from electronics assembly challenges, and deep considerations of solder paste, solder preforms, and wave soldering, ...
Folks, Let’s see how Pete is handling the wave solder crisis. Pete had to admit that he was surprised by the positive outcome of his meeting wit...
Folks, It’s been a while. Let’s look in on Patty…... Patty stared, bleary eyed, at her laptop screen. It was the day after th...
Folks, Everyday, we are exposed to the results of surveys and polls. A typical example might be that President Obama is leading Mitt Romney in a...
Folks, It is hard to believe that I have been blogging for over 7 years now. In all this time it has surprised me how much interest there has be...
Folks, There is a lot of interest in cleaning PCBs that have been assembled with no-clean solder pastes. Recently I discussed the topic with my ...
Folks, In Ken Burn’s excellent miniseries The Civil War, Shelby Foote states that the Civil War made us a country by uniting No...
Folks, The impetus for writing the Patty and the Professor series, in 2009, <posts here> <hardcopy book here> came from my obs...
Folks, Some time ago I wrote a post, “In Search of Tin Whiskers,” Michael responds below. He makes some good points. Dr. Ron, ...
Musings on Metals: Copper It could be argued that civilization began with the smelting of copper. Although thousands of years before, humans fir...
Folks, One of the nice aspects of being a Professor at Dartmouth is teaching a course like ENGS 1: The Technology of Everyday Things. This cours...
Folks, Patty is getting ready for her meeting on “Copy Exactly” with Mike Madigan….... It was after 6:30 PM and Patty was just arri...
Folks, A reader writes: My company makes an electronic product that requires a 40 year shelf life. We assemble with tin-lead solder on FR-4 PWBs....
Folks, Let’s see how Patty is doing with the latest crisis…… Upon hearing Claire Perkins inform her that Rob was in the hospital, ...
Folks, Patty arrived at work an hour early to prepare for her meeting with ACME CEO Mike Madigan. Nineteen days ago, he had asked her to develop ...
Folks, I thought I would post a few short thoughts as the new year begins. Here it goes: 1. A......
Folks, Let’s look in on Patty…... Patty was just finishing a report on work that she and Pete had performed with a team of her ACME colle...
Folks, In addition to electronics assembly productivity, solder paste and solder preform applications, and other electronics assembly concerns, many o...
Folks, Let’s look in on Rob: Rob looked at the new photo of Patty and their twin sons Peter and Michael. What a handful those two 18 month-...
Folks, Some time ago, I mentioned that I was working on a consensus of the status of lead-free/RoHS compliant assembly. My hope is to find dat...
Folks, In gathering information on the status of lead-free soldering, some helpful friends pointed out two great sources of information: NA...
Folks, Recently I posted a note about a flurry of Technet posts in which I was misquoted regarding the status of lead-free electro...
Folks, It was five years ago today that RoHS was launched, amid concerns that the world of electronics would collapse due to the......
Folks, Here is an interesting turn of events related to the reliability of lead-free (Pb-free) soldering reliability....
Folks, I met Peter Borgesen back in the mid 1980s when he was a research scientist at Cornell working with Professor Che-Yu......
Folks, A few people asked some questions after my last post on bismuth solders. Here they are:......
Folks, When the industry was preparing to transition to lead-free solders almost ten years ago (can it have been that......
Folks, Many people have been infatuated by the price of gold in recent months, but the price of silver has also skyrocketed. In 2000 silver was a...
Folks, I try to take my students to dinner 3 or 4 at a time, two times a week or so. This term it will be a challenge to......
Folks, My class at Dartmouth, Materials: The Substance of Civilization has attracted almost 200 students or about 19% of the class of 2007. The 2007 s...
I am occasionally asked about Indium’s corporate blogging activities. Many of the questions are very general- probably since blogging is so new ...
Folks, In addition to working with my wonderful friends and Indium Corp and teaching statistics and manufacturing process courses at Dartmouth, I have...