⚗ Material Sciences

"Glass" Metals for Gas Turbines?

According to _Science News_ new alloys allow for an amorphous, no crystal structure, "glass" metals much harder and str...

13 comments posted 21yrs

posted by bretcahill

13 comments posted 21yrs posted by bretcahill

Material needed for 3000K+ use

Hi I would like to find a material to use at 3000K or preferably higher. I wish to use it as a filament in a Nernst lam...

9 comments posted 21yrs

posted by bigcat

9 comments posted 21yrs posted by bigcat

old dead wood from a tree stronger than any other wood from that tree?

This is a question following from several observations of a elm tree. There was an elm tree that was wind damaged and t...

4 comments posted 21yrs

posted by a_plutonium

4 comments posted 21yrs posted by a_plutonium

ekenberg

does anyone know anything about M Ekenberg's process for wet carbonization of peat, done in England and Sweden in the ea...

1 comments posted 21yrs

posted by colin

1 comments posted 21yrs posted by colin

Text that deals with effects of stress on magnetization?

Hi, i'm looking for a text that deals with the effects of stress on magnetization. Can anyone reccomend one other than C...

1 comments posted 21yrs

posted by a

1 comments posted 21yrs posted by a

where to find material to make 8mm projector drive belt

I saw a brief reference to someone making their own flat drive belts for their 8mm projector out of some kind of stock....

0 comments posted 21yrs

posted by docsavage20

0 comments posted 21yrs posted by docsavage20

Nanotubes, Yarn Twist, Nanoscale Friction

So the all-nanotube yarn maintains its integrity due to "nanoscale friction" rather than Van Der Waals forces: http://w...

0 comments posted 21yrs

posted by manofsan

0 comments posted 21yrs posted by manofsan

1.25x 0.125 steel tubing specifications

how many foot lb. does it take to bend 1.25? .125 wall round tubing mild steel. please reply to snipped-for-privacy@yaho...

1 comments posted 21yrs

posted by i555007

1 comments posted 21yrs posted by i555007

CVD thin film

Does anyone know where I may be able to obtain or purchase wafer samples coated with various thin films via CVD? Suffice...

3 comments posted 21yrs

posted by gaffle1

3 comments posted 21yrs posted by gaffle1

why did this create a spark?

I recently cut some piano wire under tension and it produced a spark. The same wire cut without tension did not. What c...

6 comments posted 21yrs

posted by ljbartel

6 comments posted 21yrs posted by ljbartel

AlN submount

Hi , Is the material(as title) suitable for LED light(especialy high power) by cost? Does it practical in use in this fi...

0 comments posted 21yrs

posted by wa8968

0 comments posted 21yrs posted by wa8968

Nanotube Yarn Developed

All-nanotube yarn has been developed: http://abc.net.au/science/news/stories/s1244935.htm http://www.betterhumans.com/N...

1 comments posted 21yrs

posted by manofsan

1 comments posted 21yrs posted by manofsan

Black Chrome

I need a process for putting down a few thousand angstroms of black chrome in a DC sputtering system. Have any of the as...

8 comments posted 21yrs

posted by pcdh

8 comments posted 21yrs posted by pcdh

Magnetic Switch?

Is there such a thing as a magnetic switch or sensor that would sense a magnet in the range of 12"-6" away?

4 comments posted 21yrs

posted by dotnet_vb_newbie

4 comments posted 21yrs posted by dotnet_vb_newbie

Helium

I was recently watching a show on the History Channel about WWII, and more specifically, German zepplins. Anyway, right...

20 comments posted 21yrs

posted by maxwellsmart086

20 comments posted 21yrs posted by maxwellsmart086