CDE resmap 273四探针面扫描电阻率电导率测试�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span>Resmap 273 </span></p><p><span></span></p><p><span>�?span>178</span><span>型的技术基础上，</span><span>ResMap273</span><span>是半导体行业首款</span><span>30</span><span>毫米桌面四点探针仪、�/span><span>273</span><span>型扩展了</span><span>ResMap</span><span>原来一些产品的性能，实现了太阳能对</span><span>210</span><span>毫米大型衬底的要求。外形小巧，坚固耐用，准确性和重复性好、�/span></p><p><span>提供NIST标准�?�?</span></p><p><span></span></p><p><span>产品特点：操作简单、快速精�?/span></p><p><span>电阻测量范围�? m��/?? - 5 M��/??</span></p><p><span>典型应用：非晶硅/微晶硅和导电膜电阻率测量；选择性发射极扩散片；表面钝化片；交叉指样PN结扩散片；新型电极设计，如电镀铜电阻测量等</span></p><p><span></span></p><p><span>美国CDE**技�? 可针对材�?不同</span>材料、软硬薄膜或离子植入深或浅等条件，对下针状况**化。而此功能是可由软见操作，可有0.01mm 的分辨率，而非麻烦的硬件调整、�/span></p><p><span>美国CDE**技�? 可针对材�?不同材料、软硬薄膜或离子植入深或浅等条件，对下针状况**化。而此功能是可由软见操作，可有0.01mm 的分辨率，而非麻烦的硬件调整、�/span></p><p></p><p></p><p><span>测试性能指标９�/span></p><p><span></span></p><p><span>探针材料 WC</span></p><p><span>探头寿命> 500W欠�/span></p><p></p><p></p><p></p><p><span>Resmap168�?78�?73区别９�/span></p><p><span></span></p><p><span>四探针法测量电阻率有个非常大的优点，它不需要较准；有时用其它方法测量电阻率时还用四探针法较准、�/span></p><p><span>与四探针法相比，传统的二探针法更方便些，因为它只需要操作两个探针，但是处理二探针法得到的数据却很复杂。如图一，电阻两端有两个探针接触，每个接触点既测量电阻两端的电流值，也测量了电阻两端的电压值。我们希望确定所测量的电阻器的电阻值，总电阻值：</span></p><p><span> RT = V/I = 2RW + 2RC + RDUT：�/span></p><p><span>其中RW是导线电阻，RC是接触电阻，RDUT是所要测量的电阻器的电阻，显然用这种方法不能确定RDUT的值。矫正的办法就是使用四点接触法，即四探针法。如图二，电流的路径与图一中相同，但是测量电压使用的是另外两个接触点。尽管电压计测量的电压也包含了导线电压和接触电压，但由于电压计的内阻很大，通过电压计的电流非常小，因此，导线电压与接触电压可以忽略不计，测量的电压值基本上等于电阻器两端的电压值、�/span></p><p><span>四探针法通过采用四探针法取代二探针法，尽管电流所走的路径是一样的，但由于消除掉了寄生压降，使得测量变得精确了。四探针法在Lord Kelvin使用之后，变得十分普及，命名为四探针法、�/span></p><h1><span>成功案例-美国CDE四探针测试仪</span></h1><p><span>感谢以下客户购买美国美国CDE四探针测试仪</span></p><p><span>作为半导体行业四探针测试仪测试标准之一，购买美国CDE 四探针测试仪的单位非常多、�/span></p><p><span>*近购买用戶�/span></p><p><span>科研客户９�/span><span>清华大学</span><span>＋�/span><span>天津大学</span><span>＋�/span><span>浙江大学</span><span>中山大学</span><span>浙江师范大学</span><span>?</span><span>复旦大学 北京师范大学 河北大学</span><span>。。。。。、�/span></p><p><span>企业客户：上海超日太阳能 </span><span>卡姆丹克太阳胼�/span><span>南玻光伏</span><span>荣马新能溏�/span><span>山东润峰电力</span><span> 江苏腾晖电力 </span><span>晶澳太阳胼�/span><span>海润光伏</span><span>常州比太</span><span>苏州阿特�?/span><span>西安隆基</span><span> 高佳太阳胼�/span><span>江西旭阳雷迪 无锡尚德 武汉珈伟光伏 苏州中导光电 </span><span>常州天合</span><span>。。。。。、�/span></p><p><span>不能一一列举敬请谅解</span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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