Kimo M. Welch Consultants of Vacuum Technology
Consulting
Teaching
Resume
Books
Publications
Kimo's Corner
Contact Kimo
Kimo M. Welch


New articles relating to vacuum technology will appear on this page about every month.

If you decide to read one of these articles, it is requested that you or your company send a check or money order in the amount of $10 to one of the below charitable organizations. If you decide to reproduce the article for yourself or for distribution within your company or to customers, it is requested that a check or money order, in the amount of $10 for each copy, be sent to one of the below charitable organizations.


The Salvation Army

Koloa Corps Community Center
5348 Koloa Street
Koloa, HI 96756-8604
Saint Anthony's Dining Room
121 Golden Gate Avenue
San Francisco, CA 94102
Jewish Guild for the Blind
15 West 65th Street
New York, NY 10023-6601

Articles

"What Price O-Rings? Just Time!" Discusses the consequences of using o-rings in a vacuum system.

"Finger Pointing in the Fab." Using logic to identify a problem with a vacuum system.

"Vapor Pressure, an Elegantly Simple Concept." Important in understanding how cryopumps work.

"Adsorption Isotherm, A Fancy Word for a Simple Concept." Important in understanding how cryopumps work.

"Speed & Conductance, Convenient Abstractions."

"Closed-Loop Gaseous Helium Cryopumps."

"The Cryopump Placebo Effect."

"A Poor Man's Traceable Gauge Calibration System."

"Calibrating Partial Pressure Gauges, A Learning Experience."

"A Troublesome Component Manufacturing Sequence."

"Verifying a Leak Checkers Sensitivity to ~10-12 Torr-Liters He/sec."

"All-Metal Vacuum Seals."

"More on All-Metal Vacuum Seals."

 

Home | Consulting | Teaching | Resume | Books | Publications | Kimo's Corner | Contact
Copyright © 2004 Kimo M. Welch Consultants