Naam: | TeO2 | Maalmassa: | 159.60 g/mol |
---|---|---|---|
Kleur: | Kleurloos | Dichtheid: | 5.990.03 /cm3 |
Smeltpunt: | 733°C | Hardheid: | 3 4 de hardheidsschaal van Moh |
Hoog licht: | de spinel van het magnesiumaluminaat,mede spinel |
Chemisch product en fysische eigenschappen
Bezit | Waarde |
Chemische formule | TeO2 |
Maalmassa | 159.60 g/mol |
Kleur | Kleurloos |
Dichtheid | 5.990.03 /cm3 |
Smeltpunt | 733°C |
Hardheid | 3 4 de hardheidsschaal van Moh |
Thermische uitbreiding | 10-6-1: 11 = 17,7; 22 = 17,7; 33 = 5,5 |
Symmetrie | Tetragonaal, 422 (D4) |
Roosterafstanden | a = 4,8122; c = 7,6157 |
Transmittivity | >70% bij 633nm |
Het overbrengen van Waaier | 0,33 ~ 5,0 microns |
Brekingsindexen
, m | nr | Ne | n = Ne nr |
0,4047 | 2.4315 | 2.6167 | 0,1852 |
0,4358 | 2.3834 | 2.5583 | 0,1749 |
0,4678 | 2.3478 | 2.5164 | 0,1686 |
0,4800 | 2.3366 | 2.5036 | 0,1670 |
0,5086 | 2.3150 | 2.4779 | 0,1629 |
0,5461 | 2.2931 | 2.4520 | 0,1589 |
0,5893 | 2.2738 | 2.4295 | 0,1557 |
0,6328 | 2.2597 | 2.4119 | 0,1522 |
0,6438 | 2.2562 | 2.4086 | 0,1524 |
0,690 | 2.2450 | 2.3955 | 0,1505 |
0,800 | 2,226 | 2,373 | 0,147 |
1.00 | 2,208 | 2,352 | 0,144 |
um | p, deg/mm | m | p, deg/mm |
0,3698 | 587.1 | 0,5893 | 104.9 |
0,3783 | 520.6 | 0,6328 | 86.9 |
0,3917 | 437.4 | 0,700 | 67.4 |
0,4152 | 337.6 | 0,800 | 48.5 |
0,4382 | 271.0 | 0,900 | 37.4 |
0,4630 | 221.1 | 1.00 | 29.5 |
0,4995 | 171.2 | 1.10 | 23.8 |
0,5300 | 143.4 |
Nsound | Usound | Vsound 103/ | Nlight | Elight | M1 10-7m2/ | M2 10-183/ |
[100] | [100] | 2.98 | [010] | [100] | 0,097 | 0,048 |
[100] | [100] | [010] | [001] | 22.9 | 10.6 | |
[001] | [001] | 4.26 | [010] | [100] | 142 | 34.5 |
[001] | [001] | [010] | [001] | 113 | 25.6 | |
[100] | [010] | 3.04 | [001] | facultatief | 3.70 | 1.76 |