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concrete index refraction conductivity

Do you now index refraction and conducivity [S/m] for concrete wall? Thank you. smc
1 comments posted 19yrs
posted by aisha
1 comments posted 19yrs posted by aisha

Leitz Miniload microhardness teswter manual?

Does anyone in this group have a manual or instructions for a Leitz Miniload microhardness tester they could let me copy...
0 comments posted 19yrs
posted by hbarwood
0 comments posted 19yrs posted by hbarwood

nature of material of (ahem) recreational product

As a gag gift for a friend that's getting married soon, a few of us got (among other items) a sleeve-like device from a...
0 comments posted 19yrs
posted by 1940LaSalle
0 comments posted 19yrs posted by 1940LaSalle

isotropisation of the elastic tensor

Hi, I would like to get the necessary conditions if a isotropize the elastic tensor. Normally each elastic tensor depen...
3 comments posted 19yrs
posted by ravindrakumar.bactavatchalou
3 comments posted 19yrs posted by ravindrakumar.bactavatchalou

atomic spacing of latex?

Hi, would anyone know, how far apart are the atoms in latex or rubber pls? Thanks ant
5 comments posted 19yrs
posted by gamesburn
5 comments posted 19yrs posted by gamesburn

Hai, what are your favorite elements?

Pick at most six. Here are mine: rhenium, tin, bismuth, caesium, thorium, beryllium. -Aut
25 comments posted 19yrs
posted by lysdexia
25 comments posted 19yrs posted by lysdexia

Is soften acrylic plastic compressible?

Hi, I'd like to know whether soften/heated acrylic plastic can be compressed into denser and thinner sheet, and by what...
4 comments posted 19yrs
posted by hnguyen_usa
4 comments posted 19yrs posted by hnguyen_usa

low permeability

Hi all I'm seeking somekind of thin flexible foil (metal or plastic) with a very low permeability with water. Can anyone...
4 comments posted 19yrs
posted by nospam
4 comments posted 19yrs posted by nospam

Magneto-Rheological Fluid (MR FLuid)

Can any one know how to prepare an MR Fluid. . I had come across the preparation of this MR fluid but I find it difficul...
0 comments posted 19yrs
posted by ndsram
0 comments posted 19yrs posted by ndsram

Re: Another bad compact Fluorescent

>> I just had another sylvania CF go bad after less than a year. >> CFs are crap. > [Roger] > I'm having the same probl...
1 comments posted 19yrs
posted by hanson
1 comments posted 19yrs posted by hanson

Thixotropic Additive

I'm looking for a thixotropic additive for portland cement mortar. I need to be able to pump it with a mono pump about 2...
3 comments posted 19yrs
posted by philmorey
3 comments posted 19yrs posted by philmorey

Phase change material ...

Hi All, I'm looking for a substance that does a phase change at between 60 and 100 C. I need something with a high heat...
1 comments posted 19yrs
posted by google
1 comments posted 19yrs posted by google