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C-C vs. HfC and TaC

http://www.spacedaily.com/news/materials-03zj.html Stupid question: why do HfC and TaC have higher operating temperatur...
4 comments posted 22yrs
posted by cray74
4 comments posted 22yrs posted by cray74

Materials for high temperature permanent molding

Hi, I am working on design of mold, for gravity die (permanent mold) casting. I know this technic is used for low tempe...
4 comments posted 22yrs
posted by mkson
4 comments posted 22yrs posted by mkson

Natural rubber adhesive

Hi, I am stiking natural rubber to black anodized aluminium. The best I found is double sided masking tape. The adhesiv...
6 comments posted 22yrs
posted by gagir1nospam
6 comments posted 22yrs posted by gagir1nospam

Surface Review and Letters - TOC alert

Surface Review and Letters Vol. 10, No. 5 (October 2003) Articles are available in electronic format from http://www.wo...
0 comments posted 22yrs
posted by announce
0 comments posted 22yrs posted by announce

Genetic Algorithms In Engineering

It may be interesting. You may see engineering evolution in dynamics. There are Genetic Algorithm applications in engin...
0 comments posted 22yrs
posted by conc
0 comments posted 22yrs posted by conc

GaAs large polyxtal wafers (cmp issue?)

Hi guys, (read below for the real question..) My thanks to everyone who sent me e-mail replies to my posting about GaAs...
0 comments posted 22yrs
posted by ahalldeletemeifyouwanttoemail
0 comments posted 22yrs posted by ahalldeletemeifyouwanttoemail

Oxygen diffusion rate in noble metal films

I've been trying for a couple of days to find actual measurement data on the diffusion rates of oxygen in noble metals,...
2 comments posted 22yrs
posted by pcdh
2 comments posted 22yrs posted by pcdh

aluminum foil

Would there be any advantage using aluminum foil in the oven on pans by placing the foil dull side up?... So far with r...
4 comments posted 22yrs
posted by dsaklad
4 comments posted 22yrs posted by dsaklad

Rhenium Notch Sensitivity

I am looking for any information on the notch sensitivity of Rhenium at room and if possible at elevated temperatures ~...
1 comments posted 22yrs
posted by biyengar
1 comments posted 22yrs posted by biyengar

HY C Company mineral board for fire protector

This company makes mineral boards covered with sheet metal for floor and wall protectors of wood burning stoves. No men...
3 comments posted 22yrs
posted by a_plutonium
3 comments posted 22yrs posted by a_plutonium

GaAs Bicrystal?

Hi Everyone! I was wondering if anyone knew of where I might be able to purchase a bi-crystal (2 grains with a grain-bo...
0 comments posted 22yrs
posted by ahalldeletemeifyouwanttoemail
0 comments posted 22yrs posted by ahalldeletemeifyouwanttoemail

nitrile vs. epdm

I have 2 O-rings. Both are similar in appearance, texture, etc. Due to my supplier's confusion, they may be the same or...
2 comments posted 22yrs
posted by martin44236
2 comments posted 22yrs posted by martin44236

MS&E jobs in Colorado?

Hi there, Recent M.S. graduate in MS&E trying to get a job in Colorado...Lockheed Martin, although they have a perfect...
0 comments posted 22yrs
posted by mmf144
0 comments posted 22yrs posted by mmf144