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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8wtl4w9" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>珠海硅材料刻蝕技術(shù),材料刻蝕</p><p><span>***更新：</span>2021-02-03 08:21:25</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="bf3ue9t" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">廣東省科學(xué)院半導(dǎo)體研究所</a></p><p><span>聯(lián)系人：</span>曾昭燴</p><p><span>郵箱: </span>512480780@qq.com</p><p><span>電話: </span>15018420573</p><p><span>傳真: </span>020_</p><p><span>網(wǎng)址: </span>http://www.gdssli.com</p><p><span>手機(jī): </span>020-61086422</p><p><span>地址: </span>長興路363號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="2roqpyp" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="rgv7bxo" class="box"><p><p style="text-indent:25px">溫度越高刻蝕效率越高，但是溫度過高工藝方面波動(dòng)較大，只要通過設(shè)備自帶溫控器和點(diǎn)檢確認(rèn)。刻蝕流片的速度與刻蝕速率密切相關(guān)噴淋流量的大小決定了基板表面藥液置換速度的快慢，流量控制可保證基板表面藥液濃度均勻。過刻量即測蝕量，適當(dāng)增加測試量可有效控制刻蝕中的點(diǎn)狀不良作業(yè)數(shù)量管控：每天對(duì)生產(chǎn)數(shù)量及時(shí)記錄，達(dá)到規(guī)定作業(yè)片數(shù)及時(shí)更換。作業(yè)時(shí)間管控：由于藥液的揮發(fā)，所以如果在規(guī)定更換時(shí)間未達(dá)到相應(yīng)的生產(chǎn)片數(shù)藥液也需更換。首片和抽檢管控：作業(yè)時(shí)需先進(jìn)行首片確認(rèn)，且在作業(yè)過程中每批次進(jìn)行抽檢（時(shí)間間隔約25min）。1、大面積刻蝕不干凈：刻蝕液濃度下降、刻蝕溫度變化。2、刻蝕不均勻：噴淋流量異常，珠海硅材料刻蝕技術(shù)、藥液未及時(shí)沖洗干凈等。3，珠海硅材料刻蝕技術(shù)、過刻蝕：刻蝕速度異常，珠海硅材料刻蝕技術(shù)、刻蝕溫度異常等。原位芯片目前掌握多種刻蝕工藝，并會(huì)根據(jù)客戶的需求，設(shè)計(jì)刻蝕效果好且性價(jià)比高的刻蝕解決方案。珠海硅材料刻蝕技術(shù)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海硅材料刻蝕技術(shù),材料刻蝕" src="https://tyunfile.71360.com/UploadFile/bdtyys888/637430343159292361/4355886.png"></div><p style="text-indent:25px">二氧化硅濕法刻蝕：較普通的刻蝕層是熱氧化形成的二氧化硅?；镜目涛g劑是氫氟酸，它有刻蝕二氧化硅而不傷及硅的優(yōu)點(diǎn)。然而，飽和濃度的氫氟酸在室溫下的刻蝕速率約為300A/s。這個(gè)速率對(duì)于一個(gè)要求控制的工藝來說太快了。在實(shí)際中，氫氟酸與水或氟化銨及水混合。以氟化銨來緩沖加速刻蝕速率的氫離子的產(chǎn)生。這種刻蝕溶液稱為緩沖氧化物刻蝕或BOE。針對(duì)特定的氧化層厚度，他們以不同的濃度混合來達(dá)到合理的刻蝕時(shí)間。一些BOE公式包括一個(gè)濕化劑用以減小刻蝕表面的張力，以使其均勻地進(jìn)入更小的開孔區(qū)。珠海硅材料刻蝕技術(shù)刻蝕是按照掩模圖形或設(shè)計(jì)要求對(duì)半導(dǎo)體襯底表面或表面覆蓋薄膜進(jìn)行選擇性刻蝕的技術(shù)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海硅材料刻蝕技術(shù),材料刻蝕" src="https://tyunfile.71360.com/UploadFile/bdtyys888/637430343116772469/7751513.png"></div><p style="text-indent:25px">在微細(xì)加工中，刻蝕和清洗處理過程包括許多內(nèi)容。對(duì)于適當(dāng)取向的半導(dǎo)體薄片的鋸痕首先要機(jī)械拋光，以除去全部的機(jī)械損傷，之后進(jìn)行化學(xué)刻蝕和拋光，以獲得無損傷的光學(xué)平面。這種工藝往往能去除以微米級(jí)計(jì)算的材料表層。對(duì)薄片進(jìn)行化學(xué)清洗和洗滌，可以除去因操作和貯存而產(chǎn)生的污染，然后用熱處理的方法生長Si0(對(duì)于硅基集成電路)，或者沉積氮化硅(對(duì)于砷化鎵電路)，以形成初始保護(hù)層?？涛g過程和圖案的形成相配合。廣東省科學(xué)院半導(dǎo)體研究所。</p><p style="text-indent:25px">硅材料在MEMS器件當(dāng)中是很重要的一種材料。在硅材料刻蝕當(dāng)中，應(yīng)用于醫(yī)美方向的硅針刻蝕需要用到各向同性刻蝕，縱向和橫向同時(shí)刻蝕，硅柱的刻蝕需要用到各項(xiàng)異性刻蝕，主要是在垂直方向刻蝕，而橫向盡量少刻蝕。氮化鎵基超表面結(jié)構(gòu)當(dāng)中，氮化鎵材料的刻蝕需要使用氧化硅作為掩膜來刻蝕，而氧化硅的刻蝕需要使用Cr充當(dāng)硬掩模。所以工藝當(dāng)中，需要先在氮化鎵表面使用PECVD沉積一層氧化硅，采用剝離的方法在氧化硅表面生長一層Cr，使用ICP設(shè)備依次刻蝕氧化硅和氮化鎵。ICP刻蝕可以調(diào)節(jié)的刻蝕參數(shù)有：ICP 功率，功率值越大，等離子體密度越大，射頻功率，功率值越大，等離子體能量越大，物理濺射加強(qiáng)。GaN的刻蝕一般是采用氯氣和三氯化硼，氣體比例的變化可以調(diào)節(jié)物理轟擊和化學(xué)反應(yīng)的平衡。氮化鎵材料的刻蝕需要使用氧化硅作為掩膜來刻蝕，而氧化硅的刻蝕需要使用Cr充當(dāng)硬掩模。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海硅材料刻蝕技術(shù),材料刻蝕" src="https://tyunfile.71360.com/UploadFile/bdtyys888/637430343042348191/1704222.png"></div><p style="text-indent:25px">刻蝕是按照掩模圖形或設(shè)計(jì)要求對(duì)半導(dǎo)體襯底表面或表面覆蓋薄膜進(jìn)行選擇性刻蝕的技術(shù)，它是半導(dǎo)體制造工藝，微電子IC制造工藝以及微納制造工藝中的一種相當(dāng)重要的步驟。是與光刻相聯(lián)系的圖形化處理的一種主要工藝?？涛g分為干法刻蝕和濕法腐蝕。原位芯片目前掌握多種刻蝕工藝，并會(huì)根據(jù)客戶的需求，設(shè)計(jì)刻蝕效果好且性價(jià)比高的刻蝕解決方案?？涛g技術(shù)主要應(yīng)用于半導(dǎo)體器件，集成電路制造，薄膜電路，印刷電路和其他微細(xì)圖形的加工等。廣東省科學(xué)院半導(dǎo)體研究所。干法刻蝕種類比較多，包括光揮發(fā)、氣相腐蝕、等離子體腐蝕等。浙江MEMS材料刻蝕加工廠</p><p style="text-indent:25px">濕法刻蝕特點(diǎn)是：濕法刻蝕在半導(dǎo)體工藝中有著普遍應(yīng)用：磨片、拋光、清洗、腐蝕。珠海硅材料刻蝕技術(shù)</p><p style="text-indent:25px">刻蝕技術(shù)（etchingtechnique），是在半導(dǎo)體工藝，按照掩模圖形或設(shè)計(jì)要求對(duì)半導(dǎo)體襯底表面或表面覆蓋薄膜進(jìn)行選擇性腐蝕或剝離的技術(shù)。刻蝕技術(shù)不僅是半導(dǎo)體器件和集成電路的基本制造工藝，而且還應(yīng)用于薄膜電路、印刷電路和其他微細(xì)圖形的加工?？涛g還可分為濕法刻蝕和干法刻蝕。普通的刻蝕過程大致如下：先在表面涂敷一層光致抗蝕劑，然后透過掩模對(duì)抗蝕劑層進(jìn)行選擇性曝光，由于抗蝕劑層的已曝光部分和未曝光部分在顯影液中溶解速度不同，經(jīng)過顯影后在襯底表面留下了抗蝕劑圖形，以此為掩模就可對(duì)襯底表面進(jìn)行選擇性腐蝕。如果襯底表面存在介質(zhì)或金屬層，則選擇腐蝕以后，圖形就轉(zhuǎn)移到介質(zhì)或金屬層上。珠海硅材料刻蝕技術(shù)</p><p style="text-indent:25px">廣東省科學(xué)院半導(dǎo)體研究所致力于電子元器件，是一家服務(wù)型公司。公司業(yè)務(wù)涵蓋微納加工技術(shù)服務(wù)，真空鍍膜技術(shù)服務(wù)，紫外光刻技術(shù)服務(wù)，材料刻蝕技術(shù)服務(wù)等，價(jià)格合理，品質(zhì)有保證。公司從事電子元器件多年，有著創(chuàng)新的設(shè)計(jì)、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊(duì)伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。廣東省半導(dǎo)體所秉承“客戶為尊、服務(wù)為榮、創(chuàng)意為先、技術(shù)為實(shí)”的經(jīng)營理念，全力打造公司的重點(diǎn)競爭力。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3140688.html</p></div></div></div></div></div><div id="eo2jq9q" class="page-right twoColRt"><div id="akur97o" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="rg8roip" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div 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