The attached mail may help. You need to consider the edge state in terms of atomic cohesive energy and energy density. The former determines the temperature of...
Sun Changqing (Dr)
ECQSun@...
Oct 2, 2008 10:47 pm
4931
Benoit, the shape of the electric field of the sheath is somewhat different around the edge of your substrate. This depends on the shape of the substrate...
jkools@...
Oct 2, 2008 10:47 pm
4932
Hello, a couple of other things that can be adjusted are your total pressure and possibly your fixture (minimize prominence of edges of your components). Do ...
Dear Members KIndly let me how to hold the ball bearing (dia 5 mm to 250 mm) for TiN coating. Is there some special substrate requied. I have tried by holding...
Dear everyone, We are sketching a vacuum system to coat curved mirror with 330 mm diameter and 80 mm thick. We like to partner with experienced system or...
Hi, I got a problem with my PVD coating on stainless 304 (decorate coating). The coating film was peel off after 2 hour of coating. I have link to picture that...
Dear Friends, I have got a set of EDAX datas, Its having both atomic & weight percentage and I am bit confusion abt the analysis. The material is Hafnium oxide...
Hello Lin, Vacuum Process Technology, LLC designs and manufactures custom deposition equipment for both batch and in-line\load locked applications. Please...
Steve Chiavaroli
schiavaroli@...
Oct 13, 2008 7:17 pm
4939
Hi Talekko, Please, let us know your process parameters and applied technology. Apart of it, as it is evident from the pictures, you have a adhesion problem or...
Dear Lin, Please, give more info regarding the required film stack, what kind of mirror you need - front or back mirror, the substrate material, etc. We can ...
Please contact Galco at 972 222 8484 Marion Shafer Please see attachments on mirrors In a message dated 10/13/2008 1:06:47 P.M. Central Standard Time, ...
Galco123@...
Oct 13, 2008 8:53 pm
4942
conferences details can be read at: http://nanotechnews.wordpress.com/category/conferences/ Thin Films and Nanomaterials upcoming conferences: SVC 52nd Annual...
Lin, you may contact German companies like Leybold Optics Dresden, Von Ardenne or FHR Anlagenbau. All these companies have manufactured systems for this kind...
I guess today is a good day for the discussion of adhesion problems. We are having aluminum vacuum deposited onto a PVC impregnated fiberglass yarn. The...
Its a cleaning issue. Before loading the parts into the chamber, ensure that you don't have any water marks on the substrate. Clean the surface thorougly with...
Respected sir, I am arunkumar from india doing phd in environmental science( desalination). Now i construct one spherical still using low density polyethylene...
Dear T Arunkumar, There are many things to consider, thickness of the polymer, the lube package, antiozidation additives these will affect the absorbance and ...
Gagnon, Paul E
gagnonpe@...
Oct 15, 2008 12:45 am
4949
Hello Pete, First I would ask is the yarn being coated as a filament or string, or is the yarn woven or spun into a web and the web being coated? Also, PVC in...
Dear all, We are experiencing some problems with an old Alcatel turbo pump model 5402 CP. I believe the problem is with the converter Type:8220 (CFF 450) but...
Can someone explain to me in laymans terms, "Contact Angle" and Surface Energy as it relates to a protective coating? Application is HVAC/R equipment and...
Howdy Doo, Looks like you need a bond coat. If you can plasma claean the surface using Oxygen+argon mixture and then apply a bond coat of Zinc or Moly. This...
Lin, DynaVac is a US based company that has built systems for this type of application. Contact information is: DynaVac 110 Industrial Park Road Hingham, MA...
Jose, TorrVac Techchnologies repairs most types of Turbo-controllers as well as turbo pumps themselves. You can contact them in the US at 866-733-7279 or...
Hi Jose, You could contact Dave at Provac Sales. Provac@... Regards Phil White Sales Manager - NSW AVT Services Unit 16/35 Foundry Rd Seven Hills NSW...
Phil White
white@...
Oct 18, 2008 7:06 pm
4957
Mr.Talekko, In my opinion, the picturse show the problem comes from insufficient cleaning before coating. Regards, J.Y.Won ... From: talekko...
Dear José Antonio, We have an Alcatel in-line sputtering system, and we have the same problem with technical support: No response from company! To repair your...
The yarn is coated as a filament, but only partially cured. Then it is woven and the curing process completed as the following step. The sequence allows...
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