Trident薄膜导热测试�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span>薄膜材料广泛应用于光学和电气保护膜，薄膜光伏电池和薄膜电池等各种领域中。尽管薄膜材料已经存在了数十年，但热导率测量方法传统上一直专注于探索块体材料样品，而表征这些特殊材料的能力相对滞后。近年来，由于热管理非常重要的纳米和微米级制造技术的进一步发展，知识鸿沟逐渐缩小，耋�/span><span>Trident</span><span>薄膜导热测试仪的</span><span>Flex TPS</span><span>瞬态平面源即是一种用于表征薄膜材料导热率的新颖工具、�/span></p><p><span>C-Therm Trident</span><span>薄膜导热测试仪的</span><span>Flex TPS</span><span>瞬态平面热源法传感器，可按�?/span><span>ISO 22007-2</span><span>标准，用于表征薄膜材料的热传递性质、�/span><span>Flex TPS</span><span>专门的薄膜模块，可测量厚度为</span><span>20um ~ 1 mm</span><span>样品的导热系数和热扩散系数。并专�/span><span>Trident</span><span>主机，除</span><span>TPS</span><span>方法外，还可不�/span><span>MTPS</span><span>咋�/span><span>TLS</span><span>传感器连用，测试更多不同类型的材料、�/span></p><p><span>技术参�?/span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td></td><td><p><span>MTPS</span></p></td><td><p><span>Flex TPS</span></p></td><td><p><span>Needle</span></p></td></tr><tr><td><p><span>测试方法</span></p></td><td><p><span>改良瞬态平面热源法</span></p></td><td><p><span>瞬态平面热源法</span></p></td><td><p><span>探针泔�/span></p></td></tr><tr><td><p><span>导热系数范围</span></p></td><td><p><span>0 ~ 500 W/mK</span></p></td><td><p><span>0 ~ 2000 W/mK</span></p></td><td><p><span>0.1 ~ 6 W/mK</span></p></td></tr><tr><td><p><span>热扩散系数范図�/span></p></td><td><p><span>0 ~ 300 mm2/s</span></p></td><td><p><span>0 ~ 1200 mm2/s</span></p></td><td><p><span>不适用</span></p></td></tr><tr><td><p><span>比热范围</span></p></td><td><p><span>~ 5 MJ/m3K</span></p></td><td><p><span>~ 5 MJ/m3K</span></p></td><td><p><span>不适用</span></p></td></tr><tr><td><p><span>吸热系数范围</span></p></td><td><p><span>5 ~ 40�?00 Ws1/2/m2K</span></p></td><td><p><span>不适用</span></p></td><td><p><span>不适用</span></p></td></tr><tr><td><p><span>精度</span></p></td><td><p><span>优于</span><span>1%</span></p></td><td><p><span>优于</span><span>1%</span></p></td><td><p><span>优于</span><span>3%</span></p></td></tr><tr><td><p><span>准确�?/span></p></td><td><p><span>优于</span><span>5%</span></p></td><td><p><span>优于</span><span>5%</span></p></td><td><p><span>��</span><span>(3%+0.02) W/mK</span></p></td></tr><tr><td><p><span>国际标准</span></p></td><td><p><span>ASTM D7984</span></p></td><td><p><span>ISO 22007-2.2＋�/span></p><p><span>GB/T 32064</span></p></td><td><p><span>ASTM D5334� D5930� IEEE 442</span></p></td></tr></tbody></table><p><span>无论是散热还是绝热，薄膜的导热系数测试都具有非常重要的意义。由于薄膜材料厚度很導�/span><span>� </span><span>对声子散射，这使得薄膜材料的表观导热率与块体材料相比，会有很大的差异。传统的实验室测试方法中包含</span><span>3</span><span>��方法，此方法�?/span><span>1989</span><span>年提出。该方法需先在被测样品表面镀一根薄的金属膜，而此金属膜即是加热装置，同时又是测温装置。对该金属膜通交流电，从而对样品进行加热。因为金属的电阻率会随温度的升高而增大，因此金属膜的温度变化会带来金属膜阻值的温度变化，该阻值与电流的共同作用产生电压。使用锁相放大器提取电压信号，从而建立传热模型。通过改变电流频率�?终计算出被测样品的导热系数。但此测试方法操作繁琐，限制条件较多，且无法商业化、�/span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="229431" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">