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源表應用之半導體霍爾效應測試方案

起源:admin 時間:2020-05-25 15:13 查看量:4422

一、設備視頻背景(jing)

       各種測(ce)試半導(dao)原(yuan)(yuan)物(wu)(wu)料的(de)(de)(de)(de)(de)(de)霍(huo)爾(er)(er)邊(bian)際(ji)相應(ying)是定性定性分(fen)析和(he)定性分(fen)析半導(dao)原(yuan)(yuan)物(wu)(wu)料的(de)(de)(de)(de)(de)(de)非(fei)常重要方式方法(fa)。.我能(neng)(neng)依據(ju)霍(huo)爾(er)(er)彈性因子(zi)(zi)的(de)(de)(de)(de)(de)(de)特色來分(fen)辯(bian)半導(dao)原(yuan)(yuan)物(wu)(wu)料的(de)(de)(de)(de)(de)(de)導(dao)電(dian)(dian)(dian)品類(lei),是N型(xing)最好P型(xing);霍(huo)爾(er)(er)邊(bian)際(ji)相應(ying)從本身(shen)上講是運動健身(shen)的(de)(de)(de)(de)(de)(de)通(tong)電(dian)(dian)(dian)物(wu)(wu)體在(zai)電(dian)(dian)(dian)磁場(chang)中(zhong)受洛(luo)侖茲巨作用而(er)促(cu)使的(de)(de)(de)(de)(de)(de)偏轉(zhuan)。當通(tong)電(dian)(dian)(dian)物(wu)(wu)體(手(shou)機或空穴)被管束(shu)在(zai)粉(fen)末狀原(yuan)(yuan)物(wu)(wu)料中(zhong),這一種偏轉(zhuan)就(jiu)引(yin)起在(zai)垂直線(xian)于(yu)瞬時電(dian)(dian)(dian)流和(he)電(dian)(dian)(dian)磁場(chang)的(de)(de)(de)(de)(de)(de)方學習制造 -自由(you)電(dian)(dian)(dian)荷的(de)(de)(de)(de)(de)(de)聚積,導(dao)致達成疊加的(de)(de)(de)(de)(de)(de)橫排電(dian)(dian)(dian)磁場(chang)。依據(ju)霍(huo)爾(er)(er)彈性因子(zi)(zi)非(fei)常與平均溫度(du)因素的(de)(de)(de)(de)(de)(de)問(wen)題能(neng)(neng)計算載(zai)流子(zi)(zi)的(de)(de)(de)(de)(de)(de)濃硫(liu)酸(suan)滲(shen)透壓(ya)值(zhi),及及載(zai)流子(zi)(zi)濃硫(liu)酸(suan)滲(shen)透壓(ya)值(zhi)同平均溫度(du)因素的(de)(de)(de)(de)(de)(de)問(wen)題,因而(er)能(neng)(neng)確認原(yuan)(yuan)物(wu)(wu)料的(de)(de)(de)(de)(de)(de)禁下行(xing)帶寬度(du)和(he)溶物(wu)(wu)電(dian)(dian)(dian)離(li)能(neng)(neng);憑借霍(huo)爾(er)(er)彈性因子(zi)(zi)和(he)電(dian)(dian)(dian)阻器率的(de)(de)(de)(de)(de)(de)綜合(he)在(zai)測(ce)量才能(neng)(neng)否確認載(zai)流子(zi)(zi)的(de)(de)(de)(de)(de)(de)遷徙率,用微分(fen)霍(huo)爾(er)(er)邊(bian)際(ji)相應(ying)法(fa)可測(ce)豎向載(zai)流子(zi)(zi)濃硫(liu)酸(suan)滲(shen)透壓(ya)值(zhi)區域;在(zai)測(ce)量超(chao)高溫霍(huo)爾(er)(er)邊(bian)際(ji)相應(ying)能(neng)(neng)確認溶物(wu)(wu)補償費(fei)用度(du)。

       與任何自(zi)測(ce)(ce)儀(yi)(yi)差(cha)異(yi)的(de)是霍(huo)(huo)爾(er)運(yun)作(zuo)(zuo)表自(zi)測(ce)(ce)儀(yi)(yi)中自(zi)測(ce)(ce)儀(yi)(yi)點多、銜接(jie)比較繁瑣(suo),核算量大,需另外工(gong)(gong)作(zuo)(zuo)環境(jing)溫(wen)度(du)表和電(dian)磁(ci)波工(gong)(gong)作(zuo)(zuo)環境(jing)等特(te)性,此(ci)前(qian)原則下(xia),自(zi)功自(zi)測(ce)(ce)儀(yi)(yi)不會概率搞(gao)定的(de)。霍(huo)(huo)爾(er)作(zuo)(zuo)用(yong)自(zi)測(ce)(ce)儀(yi)(yi)軟(ruan)文系統(tong)化可(ke)以達到好幾千到至幾千點的(de)多運(yun)作(zuo)(zuo)表自(zi)動(dong)的(de)設置成量測(ce)(ce),軟(ruan)文系統(tong)化由Precise S題材源表,2700 引流矩陣(zhen)按鈕和霍(huo)(huo)爾(er)作(zuo)(zuo)用(yong)自(zi)測(ce)(ce)儀(yi)(yi)軟(ruan)文 Cyclestar 等組成。可(ke)在差(cha)異(yi)的(de)電(dian)磁(ci)波、工(gong)(gong)作(zuo)(zuo)環境(jing)溫(wen)度(du)表和工(gong)(gong)作(zuo)(zuo)電(dian)流下(xia)依據(ju)自(zi)測(ce)(ce)儀(yi)(yi)數據(ju)核算出電(dian)阻值率、霍(huo)(huo)爾(er)標準值、載流子密度(du)和霍(huo)(huo)爾(er)轉(zhuan)入率,并制作(zuo)(zuo)擬合(he)趨勢(shi)圖。

 

二、方案設計優點(dian)和(he)缺點(dian)

       1、狀(zhuang)態(tai)系統化可(ke)完(wan)成在(zai)不(bu)相(xiang)同(tong)的(de)(de)磁感線(xian)和不(bu)相(xiang)同(tong)的(de)(de)電流值狀(zhuang)態(tai)下的(de)(de)霍(huo)爾相(xiang)互作用和電阻器的(de)(de)估測;

       2、檢測和確(que)定全過程由(you)手機軟(ruan)件(jian)系統自(zi)動完成,還(huan)可以顯視(shi)數值和等(deng)值線;

       3、的(de)(de)選(xuan)擇變(bian)溫選(xuan)件(jian),可能開(kai)始各不相同溫濕度條件(jian)下的(de)(de)霍(huo)爾邊(bian)際效應(ying)和電阻器的(de)(de)檢(jian)測;

       4、電阻(zu)功率(lv)自(zi)動測(ce)量空間(jian):0.1mW—50MW。

 

三、測試圖片原材料

       1、半(ban)導體技術建(jian)材(cai):SiGe, SiC, InAs, InGaAs, InP, AlGaAs, HgCdTe和鐵氧體建(jian)材(cai)等;

       2、高(gao)輸出阻抗建材:半接地的 GaAs, GaN, CdTe 等(deng);

       3、低抗阻用料:黑色金屬、透明圖(tu)片鈍化物、弱吸引力光電器件用料、TMR 用料等。

     

 

四(si)、機系統機理(li)

       霍爾邊際效(xiao)應(ying)軟件(jian)測(ce)試(shi)機系統(tong)通常是對(dui)霍爾元(yuan)器件(jian)封(feng)裝的(de) I-V 估測(ce),再依照別的(de)一些(xie)性能來(lai)計(ji)算出出相(xiang)對(dui)應(ying)的(de)值。

       阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)率:范德堡法量測阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)率要(yao)有著眼于(yu)供(gong)試(shi)(shi)品(pin)管理實(shi)行(xing) 8 次量測。 金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)電(dian)(dian)(dian)(dian)(dian)級材(cai)料(liao)(liao) 1、2 加(jia)感(gan)(gan)(gan)應(ying)(ying)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)電(dian)(dian)(dian)(dian)(dian)級材(cai)料(liao)(liao) 4、3 測熱(re)(re)敏(min)(min)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian),和金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)電(dian)(dian)(dian)(dian)(dian)級材(cai)料(liao)(liao) 2、3 加(jia)感(gan)(gan)(gan)應(ying)(ying)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)電(dian)(dian)(dian)(dian)(dian)級材(cai)料(liao)(liao) 1、4 測熱(re)(re)敏(min)(min)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian),擁(yong)有的阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)率將之稱為(wei) ρA;反駁(bo)來金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)電(dian)(dian)(dian)(dian)(dian)級材(cai)料(liao)(liao) 3、4 加(jia)感(gan)(gan)(gan)應(ying)(ying)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)電(dian)(dian)(dian)(dian)(dian)級材(cai)料(liao)(liao) 2、1 測熱(re)(re)敏(min)(min)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian),和金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)電(dian)(dian)(dian)(dian)(dian)級材(cai)料(liao)(liao) 4、1 加(jia)感(gan)(gan)(gan)應(ying)(ying)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)金(jin)(jin)(jin)(jin)(jin)(jin)屬(shu)(shu)(shu)參(can)(can)(can)(can)比(bi)(bi)(bi)(bi)(bi)電(dian)(dian)(dian)(dian)(dian)級材(cai)料(liao)(liao) 3、2 測熱(re)(re)敏(min)(min)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)值(zhi)(zhi)(zhi)(zhi)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian),擁(yong)有的阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)率將之稱為(wei) ρB。如(ru)果你供(gong)試(shi)(shi)品(pin)管理不均, ρA 和 ρB 比(bi)(bi)(bi)(bi)(bi)效相(xiang)當,求兩者的均衡值(zhi)(zhi)(zhi)(zhi) 即能擁(yong)有供(gong)試(shi)(shi)品(pin)管理的阻(zu)(zu)值(zhi)(zhi)(zhi)(zhi)率 ρav =( ρA + ρB ) / 2。

 

 五、裝置(zhi)形式

       

 

六(liu)、程序配值

       源表(biao):2臺雙區域SMU;

       連(lian)到線:237-ALG-2,Triax轉獅(shi)子夾連(lian)到線。

 

七(qi)、功效解釋

       1、可完成霍爾現(xian)象、I-V 基本(ben)特征、R-T 基本(ben)特征和 R-M 基本(ben)特征的檢測(ce)的;

       2、都有(you)機(ji)會得到(dao)出性能參數: 方塊功(gong)率(lv)內阻、 功(gong)率(lv)內阻率(lv)、 霍(huo)爾比率(lv)、 霍(huo)爾遷入率(lv)、 載流子(zi)有(you)機(ji)廢(fei)氣濃度和(he)導電類型(xing)的;

       3、 R-T 功能—固定好電磁場,熱敏電阻隨的(de)溫度而變(bian)化規(gui)律的(de)功能身材曲線;

       4、R-M 特征(zheng)參數(shu)(shu)—統(tong)一室溫,內(nei)阻(zu)隨磁感線(xian)而(er)變的特征(zheng)參數(shu)(shu)身材曲(qu)線(xian);

       5、的身(shen)材(cai)直線建模(mo)(mo)模(mo)(mo)塊:I-V 優點—在與眾不同于(yu)電磁波(bo)和與眾不同于(yu)氣溫水平(ping)下的 I-V 優點的身(shen)材(cai)直線;

       6、R-T 性(xing)質—規定電(dian)(dian)磁場(chang),電(dian)(dian)容隨環境溫度而轉(zhuan)變 的性(xing)質申(shen)請這類卡種曲線提(ti)額;

       7、R-M 特征(zheng)參(can)數—加(jia)固熱度(du),阻(zu)值(zhi)隨人體磁場(chang)而不同(tong)的(de)特征(zheng)參(can)數弧線。

   

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