Joel Briones

3 Questions 7 Answers 0 Followers

Questions related from Joel Briones

Is it possible to remove hydrocarbon contamination from the inner walls/parts in a Scanning Electron Microscope?

We are used to clean both the Wehlnet and the anode of our SEM system in order to remove the deposited contamination. However, there is always the contamination arising from the SEM chamber, due...

09 September 2016 3,656 7 View

Does a Titanium Sublimation Pump Only "Trap" Oxygen?

As far as I know, the Ti coating layer deposited by a sublimation pump traps the Oxygen atoms present in the vacuum chamber, thus eliminating their contribution to the total pressure. Does the Ti...

09 September 2016 3,243 2 View

Is there any potential for inner damage in the SEM (JEOL JSM 6010 LA) when venting with air?

Hello everybody. I just started working with a SEM (JEOL JSM 6010 LA) which ventilates without injection of Nitrogen. So apparently the chamber goes from 10E-6 torr to atmospheric pressure by...

09 September 2014 5,507 5 View