【科普】陶瓷电容器用陶瓷材料的物理常数知识，你了解吗？

周一, 19 四月 2021 - 16:17

<p>杨氏模量、热导率等物理常数如列表所示。</p>

<table border="1" width="100%">
<tbody>
<tr>
<td><br />
 </td>
<td>温度补偿用<br />
(CaZrO3)</td>
<td>高介电常数<br />
(BaTio3)</td>
</tr>
<tr>
<td>杨氏模量 [Gpa]</td>
<td> 200</td>
<td> 100</td>
</tr>
<tr>
<td>抗折强度 [Mpa]</td>
<td> 300</td>
<td> 150</td>
</tr>
<tr>
<td>维氏硬度 [Gpa]</td>
<td> 8.3</td>
<td> 7.8</td>
</tr>
<tr>
<td>泊松比</td>
<td> 0.25</td>
<td> 0.35</td>
</tr>
<tr>
<td>热导率 [W/m/K]</td>
<td> 3.7</td>
<td> 2.9</td>
</tr>
<tr>
<td>热膨胀率 [x10-6/K]</td>
<td> 9</td>
<td> 11</td>
</tr>
<tr>
<td>比热 [J/g/K]</td>
<td> 0.58</td>
<td> 0.45</td>
</tr>
</tbody>
</table>