⚗ Material Sciences

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Chemical ratios in Epoxy

Hello I've been trying to track down a general idea of the chemical ratios in "epoxy" (ie C:H:O:.. etc). While it seems...
1 comments posted 22yrs
posted by Anthony.Faust
1 comments posted 22yrs posted by Anthony.Faust

Silver, dielectric constant, data

Hello, i need to get data concerning the optical properties of silver in infrared and far infrared. Reflectance measure...
0 comments posted 22yrs
posted by dseibel25
0 comments posted 22yrs posted by dseibel25

Barium Fluoride Crystals? Need ID.

I have approximately 1,100 crystals (rectangular, 8mm X 20mm X 45mm) that I believe are barium fluoride. They were spar...
1 comments posted 22yrs
posted by greg
1 comments posted 22yrs posted by greg

Transparent high temp material needed

i need to design and manufacture a transparent window in batches of a few hundred at a time apporox 30mm x 20mm x 5mm t...
0 comments posted 22yrs
posted by featuretree
0 comments posted 22yrs posted by featuretree

Diamond synthesis - BBC2 4 March

Horizon tells the story of the diamond labs. Thursday 4th March, 9pm, BBC Two, UK. BBC World afterwards. No other infor...
0 comments posted 22yrs
posted by DavidM
0 comments posted 22yrs posted by DavidM

heat exchangers

I am looking for a material that is able to conduct heat from a hot metalic surface and can transfer the heat to create...
2 comments posted 22yrs
posted by nickkulenkampff
2 comments posted 22yrs posted by nickkulenkampff

Carbon nanotube

Dear guys; As you know most of the polar solvents are known good solvents for carbon nanotubes. But actually I wonder wh...
0 comments posted 22yrs
posted by E_Najafi
0 comments posted 22yrs posted by E_Najafi

portland cement classification

How is the quality of portland cement classified?
1 comments posted 22yrs
posted by ninebagmix
1 comments posted 22yrs posted by ninebagmix

Interesting Petroleum Website

Note the following interesting education petroleum crude oil website: www.onta.com www.texasrawcrude.com Click on the ab...
0 comments posted 22yrs
posted by julian1967
0 comments posted 22yrs posted by julian1967

information about sheet metal...

Hi there Can anybody please inform me about hard sheet metal(: such like Tungsten Carbide) of which thickness is not exc...
2 comments posted 22yrs
posted by may1974
2 comments posted 22yrs posted by may1974

Best material for low permeability flexible tubing?

Hello, I hope I am posting this to the right group. I am looking for material advice for 1/8" ID flexible tubing for in...
3 comments posted 22yrs
posted by flyerx_2000
3 comments posted 22yrs posted by flyerx_2000

Dissolution of PLGA in dichloromethane

Hi, here is a dumb question from a molecular biologist I am trying to dissolve PLGA (ratio 50:50, 65:36, 75:25 and 85:1...
1 comments posted 22yrs
posted by amelie.desautels
1 comments posted 22yrs posted by amelie.desautels

plastic selection help please

I'm looking for a plastic film / sheet material as follows: thickness: approx. 2 mm / .075" color: black, completely op...
1 comments posted 22yrs
posted by groundzero
1 comments posted 22yrs posted by groundzero