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rainbow6199 发表于 2005-7-29 15:55

帮忙查找参数!

本人现做有限元热分析,急需多晶硅的比热容,和二氧化锡的热传导系数,希望各位大虾帮忙。谢谢!!!

Comeon2 发表于 2005-7-29 20:50

Re:帮忙查找参数!

Hope these data are helpful.  It took me less than 2 minutes to get them.  I just typed "Heat Capacity of Silicon" and "Heat Capacity of SnO2" in Google and then search and got lots of hits.  If they are OK, use them, otherwise, you can do the search yourself.  Now Internet search is really powerfull, better try it out and see.
L|;{d1YYw!I K
} T7q.X"E"fZ l Good luckjH1K#j*[WG
/gJ{\C,RPs[
Silicon   
{(c9o+aLvw"~
\\:B}5U1p0h#| Conditions   Heat Capacity (J/Kg-K)5Z3kB-n7x3DKz
Temperature (K)   Pressure (Pa)x{B&mI[
200   101325   556.9g:M)vf,I\p l
250   101325   648.7
^f/e/G;X}6E#p1y 298.15   100000   7059P/Rb6h5^Cqc2m!l u"Y
350   101325   757.7
A:mILb8\.Aj/T 400   101325   788.3
,B;Q"q)ik^S 500   101325   830.7gF;m"ruWf:k
600   101325   859.9Q G2XjT(x0l_p

.n}#]4N:[!oNk1] P Turkes et al  1980 J. Phys. C: Solid State Phys. 13 4941-4951v h-q3g@/?D*|
E"V!oay#N9}D"Ry C^
Thermal conductivity of SnO2 single crystals
.`R$s`xP P Turkes, Ch Pluntke and R Helbig#VP5HD `@9e7g
Inst. fur Angewandte Phys., Univ. Erlangen-Nurnberg, Erlangen, West Germany*Ybd$fU jr,|g
Print publication: Issue 26 (20 September 1980).r!m(E8j `
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Abstract. SnO2 single crystals have been grown by use of vapour-phase reaction method. The crystals obtained are characterised by chemical analysis and electrical measurements. The density of the crystals was determined as 6.994+or-0.001 g cm-3. The thermal conductivity measured is discussed for different orientations of the crystals and as a function of temperature. The thermal conductivity parallel to the c axis is 0.98 WK-1 cm-1 at room temperature and 17.5 WK-1 cm-1 at 26K: the ratio of thermal conductivities parallel and perpendicular to the c axis is lambda /sub //// lambda perpendicular to =1.78 at 300K and varies with temperature.

liuyong320 发表于 2006-2-24 00:20

Re:帮忙查找参数!

大哥好强啊.也帮我一个忙,查三氧化二铝陶瓷和3CR13不锈钢的热力学参数,包括线膨胀系数,焓,以及泊松比,热导率,比热等

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