Search found 131 matches

by steve_rb
Tue Nov 04, 2014 7:32 am
Forum: Vacuum Technology (& FAQs)
Topic: Please let us know your experience with glass to metal seal
Replies: 33
Views: 12875

Please let us know your experience with glass to metal seal

All those have some experience with making glass to metal seals please post your experiences here.
by steve_rb
Tue Nov 04, 2014 7:30 am
Forum: Vacuum Technology (& FAQs)
Topic: Houskeeper Glass to metal paper?
Replies: 3
Views: 1569

Re: Houskeeper Glass to metal paper?

Link is not working for me. I tried to find other working links but no use yet. Thank anyway.
by steve_rb
Mon Nov 03, 2014 12:59 pm
Forum: Vacuum Technology (& FAQs)
Topic: Houskeeper Glass to metal paper?
Replies: 3
Views: 1569

Houskeeper Glass to metal paper?

I am looking for a copy of the following paper:

"The Art of Sealing Base Metals Through Glass"

Anyone has it?
by steve_rb
Sun Sep 07, 2014 2:20 am
Forum: Fusor Construction & Operation (& FAQs)
Topic: Deuterium purity check
Replies: 8
Views: 3945

Deuterium purity check

We have an old cylinder of D2 gass from a local supplier but I am not sure about its D2 purity. What is the simplest method for checking the purity? Someone was saying using GC and D2 at about minus 100 deg C (-100 DegC) it is possible to determine the H2/D2 ration up to two significant digit. Also ...
by steve_rb
Tue Aug 19, 2014 11:58 am
Forum: Vacuum Technology (& FAQs)
Topic: oil for TPH100 turbo molecular pump bearing lubrication
Replies: 2
Views: 1472

oil for TPH100 turbo molecular pump bearing lubrication

I was wondering can I use normal motorcycle oil for turbo pump bearing lubrication? If not what kind of general oil can be used?
by steve_rb
Sun Aug 10, 2014 1:51 am
Forum: Vacuum Technology (& FAQs)
Topic: Pfeiffer Balzers TPH-100 Turbo pump dcrease speed?
Replies: 6
Views: 2635

Re: Pfeiffer Balzers TPH-100 Turbo pump dcrease speed?

TCP-100 is the controller I am using.
by steve_rb
Sat Aug 09, 2014 2:58 am
Forum: Vacuum Technology (& FAQs)
Topic: Pfeiffer Balzers TPH-100 Turbo pump dcrease speed?
Replies: 6
Views: 2635

Re: Pfeiffer Balzers TPH-100 Turbo pump dcrease speed?

Jeroen

Do you remember which part of the controller was the problem and how you fixed it?
Do you have any manual of the controller?
by steve_rb
Fri Aug 08, 2014 1:13 pm
Forum: Vacuum Technology (& FAQs)
Topic: Pfeiffer Balzers TPH-100 Turbo pump dcrease speed?
Replies: 6
Views: 2635

Pfeiffer Balzers TPH-100 Turbo pump dcrease speed?

Hi all I have a spectrometer using Pfeiffer Balzers TPH-100 Turbo pump. It starts OK and after about 20 mins it passes 80% speed and >80% LED turns on and after about 5 mins it reaches maximum speed but after about 15 mins speed decrease and come below 80% and >80% LED turns off. Anyone knows what m...
by steve_rb
Thu Jun 06, 2013 7:58 am
Forum: Fusor Construction & Operation (& FAQs)
Topic: How to obtaine 90KV and 80 KV with a 90KV HV power supply?
Replies: 4
Views: 1576

How to obtaine 90KV and 80 KV with a 90KV HV power supply?

I need to connect 90KV to the target and I need another 80KV to be connected to electron shield around the target to collects electros. I need to know how to obtain this 80KV from the 90KV power supply I have without having to purchase another 80KV high voltage power supply for this purpose. I have ...
by steve_rb
Mon Jan 28, 2013 3:14 am
Forum: Fusor Construction & Operation (& FAQs)
Topic: Fusors R Us
Replies: 5
Views: 2567

Re: Fusors R Us

I am very interested in the manual of this neutron generators?