⚗ Material Sciences

looking for InP-HEMP wafer

I am looking for 4" InP-HEMP epi wafer. Who can supply this ? Any recommendation will be highly appreciated. Thanx in ad...

3 comments posted 21yrs

posted by nayaboy

3 comments posted 21yrs posted by nayaboy

Can anyone tell me about where to get PVDF copolymer??

I'm emergent to find the source for PVDF-PTrFE copolymer. Could anyone tell me where to buy in Taiwan?

0 comments posted 21yrs

posted by mhhsueh

0 comments posted 21yrs posted by mhhsueh

Why is osmium so expensive ? ? ?

I want to craft an osmium anvil to drop it on the head of my enemies, because it's such a dense material. But it's too e...

1 comments posted 21yrs

posted by mallet_riveter

1 comments posted 21yrs posted by mallet_riveter

Re: black paint - light absorption?

Hi all, I am, too, looking for a black paint to minimize scattered light, but the paint should NOT fluoresce when expos...

8 comments posted 21yrs

posted by obirer

8 comments posted 21yrs posted by obirer

effect of UV exposure on optical reflectivity of alumina ceramics

Hello, It has been observed that reflectivity of sintered alumina (99.7% purity)discs has reduced in visible region aft...

0 comments posted 21yrs

posted by srikanth

0 comments posted 21yrs posted by srikanth

Thorium Oxide - Where could I buy small quantity?

Hello I am developing medium pressure mercury lamps and in order to protect the electrodes and increase its life it is...

2 comments posted 21yrs

posted by kayalla

2 comments posted 21yrs posted by kayalla

asbestos insulation

Hi, I've been trying to find photos of blown asbestos insulation on the net, but haven't had any luck. If anyone knows...

1 comments posted 21yrs

posted by clintom

1 comments posted 21yrs posted by clintom

Responds to Relative Humidity

I need a material that responds mechanically as an indicator of relative humidity. I have looked inside commercial humi...

1 comments posted 21yrs

posted by no-one

1 comments posted 21yrs posted by no-one

Experiment confirms existence of new electronic state in superconductors

The existence of a new electronic state in superconductors, materials that can carry an electric current without resist...

0 comments posted 21yrs

posted by neutron_p

0 comments posted 21yrs posted by neutron_p

Please help identify a composite sheet product

Folks, I am looking for a source for a sheet material that I have a sample of, but I don't know the product line of the...

9 comments posted 21yrs

posted by michael

9 comments posted 21yrs posted by michael

Centrifuge for sale and other plant

THESE ITEMS OF CHEMICAL PLANT IN GOOD CONDITION ARE PRICED FOR A QUICK SALE AND ARE LOCATED IN UK WHERE THEY CAN BE INS...

0 comments posted 21yrs

posted by chemistry

0 comments posted 21yrs posted by chemistry

Tar dissolves rust and is the best primer coat on steel

A few years back I reported to the newsgroups that when I put tar coating on my steel roof and years later peeled away...

14 comments posted 21yrs

posted by a_plutonium

14 comments posted 21yrs posted by a_plutonium

Sample Preparation Workshop - Ottawa - November 16

SPECTROSCOPY SOCIETY OF CANADA Notice of Workshop - Ottawa - November 16 Subject: Sample Preparation Workshop - Ottawa...

0 comments posted 21yrs

posted by cw400

0 comments posted 21yrs posted by cw400

Looking for "kish graphite"

Hi everyone, I am looking for a potential source of "kish graphite", a by-product of steelmaking from my understanding....

8 comments posted 21yrs

posted by acouture

8 comments posted 21yrs posted by acouture

PVD coatings

If you want to know more about how PVD coatings work take a look at http://uk.geocities.com/pvd_coatings or http://www....

0 comments posted 21yrs

posted by jarrattmark

0 comments posted 21yrs posted by jarrattmark