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RELATED ARTICLESJS94K2M型(xing)(xing)Zeta電(dian)(dian)(dian)(dian)位(wei)測(ce)量(liang)儀(yi)(微電(dian)(dian)(dian)(dian)泳(yong)儀(yi)) (水性(xing)(xing)體(ti)系(xi)和非水體(ti)系(xi)兩(liang)用型(xing)(xing)) 產品詳(xiang)細介紹(shao) 微電(dian)(dian)(dian)(dian)泳(yong)儀(yi)(Zeta電(dian)(dian)(dian)(dian)位(wei)儀(yi))可(ke)用于測(ce)定(ding)分散(san)體(ti)系(xi)顆粒(li)物的(de)固-液界(jie)面(mian)電(dian)(dian)(dian)(dian)性(xing)(xing)(ζ電(dian)(dian)(dian)(dian)位(wei)),也(ye)可(ke)用于測(ce)量(liang)乳狀液液滴的(de)界(jie)面(mian)電(dian)(dian)(dian)(dian)性(xing)(xing),也(ye)可(ke)用于測(ce)定(ding)等電(dian)(dian)(dian)(dian)點、研究界(jie)面(mian)反應過程的(de)機理。通過測(ce)定(ding)顆粒(li)的(de)Zeta電(dian)(dian)(dian)(dian)位(wei),求出等電(dian)(dian)(dian)(dian)點,是(shi)(shi)認識顆粒(li)表面(mian)電(dian)(dian)(dian)(dian)性(xing)(xing)的(de)重(zhong)要(yao)方(fang)法,在顆粒(li)表面(mian)處理中也(ye)是(shi)(shi)重(zhong)要(yao)的(de)手段。與(yu)國(guo)內外其它同類型(xing)(xing)儀(yi)器相(xiang)比,它具有顯著的(de)優越性(xing)(xing)
JS94K2型Zeta電(dian)(dian)(dian)位(wei)測量(liang)儀(微(wei)電(dian)(dian)(dian)泳(yong)儀) (水(shui)性體系(xi)(xi)和非(fei)水(shui)體系(xi)(xi)兩用型) 產品詳細介紹 微(wei)電(dian)(dian)(dian)泳(yong)儀(Zeta電(dian)(dian)(dian)位(wei)儀)可用于(yu)測定分散體系(xi)(xi)顆粒物的固-液界面(mian)電(dian)(dian)(dian)性(ζ電(dian)(dian)(dian)位(wei)),也可用于(yu)測量(liang)乳(ru)狀液液滴的界面(mian)電(dian)(dian)(dian)性,也可用于(yu)測定等電(dian)(dian)(dian)點、研究(jiu)界面(mian)反應過程的機(ji)理。通過測定顆粒的Zeta電(dian)(dian)(dian)位(wei),求(qiu)出等電(dian)(dian)(dian)點,是認識(shi)顆粒表(biao)(biao)面(mian)電(dian)(dian)(dian)性的重要(yao)方法,在顆粒表(biao)(biao)面(mian)處理中(zhong)也是重要(yao)的手段。與國內外其它同類型儀器相(xiang)比,它具(ju)有顯著的優越(yue)性
光學(xue)(xue)接(jie)觸(chu)角(jiao)測(ce)量儀采用(yong)光學(xue)(xue)成(cheng)像(xiang)(xiang)(xiang)技術,將被測(ce)液滴的(de)(de)圖(tu)像(xiang)(xiang)(xiang)傳輸到圖(tu)像(xiang)(xiang)(xiang)傳感(gan)器上。圖(tu)像(xiang)(xiang)(xiang)傳感(gan)器將接(jie)收到的(de)(de)圖(tu)像(xiang)(xiang)(xiang)信(xin)號轉(zhuan)換為數字(zi)信(xin)號,然(ran)后通過圖(tu)像(xiang)(xiang)(xiang)處理系(xi)統對圖(tu)像(xiang)(xiang)(xiang)進行處理,提取液滴的(de)(de)邊緣信(xin)息(xi),計(ji)算(suan)接(jie)觸(chu)角(jiao)。光學(xue)(xue)接(jie)觸(chu)角(jiao)測(ce)量儀具有較(jiao)高的(de)(de)測(ce)量精(jing)度和穩定性,適用(yong)于各種液體(ti)(ti)和固體(ti)(ti)表面的(de)(de)接(jie)觸(chu)角(jiao)測(ce)量。
JC2000C接觸(chu)角(jiao)測量(liang)儀發(fa)布(bu)時間:2013-11-11 *,納(na)米材料科學與工程(cheng)已經(jing)成為世界(jie)性的(de)(de)研究熱點,在研究納(na)米材料的(de)(de)表(biao)面(mian)(mian)改性時,往往要涉及潤濕接觸(chu)角(jiao)這個(ge)概念。所(suo)謂接觸(chu)角(jiao)是指在一(yi)固(gu)體(ti)(ti)水平平面(mian)(mian)上(shang)滴一(yi)液(ye)(ye)(ye)滴,固(gu)體(ti)(ti)表(biao)面(mian)(mian)上(shang)的(de)(de)固(gu)-液(ye)(ye)(ye)-氣三相交界(jie)點處(chu),其(qi)(qi)氣-液(ye)(ye)(ye)界(jie)面(mian)(mian)和固(gu)-液(ye)(ye)(ye)界(jie)面(mian)(mian)兩切線(xian)把(ba)液(ye)(ye)(ye)相夾在其(qi)(qi)中(zhong)時所(suo)成的(de)(de)角(jiao)。 JC-2000C接觸(chu)角(jiao)測定儀主要用(yong)于測量(liang)液(ye)(ye)(ye)體(ti)(ti)對固(gu)體(ti)(ti)的(de)(de)接觸(chu)角(jiao),即液(ye)(ye)(ye)體(ti)(ti)對固(gu)體(ti)(ti)的(de)(de)浸(jin)潤性。
環球恒達接(jie)觸角測量儀(yi)是一種非常重(zhong)要(yao)的實驗儀(yi)器(qi),對于許多領域的研(yan)究都(dou)具有重(zhong)要(yao)的意義。通過掌握其原理、結構和操(cao)作方(fang)法(fa),可以更好地利用這(zhe)一儀(yi)器(qi)開展科學研(yan)究。
環球恒達(da)表界(jie)面(mian)張(zhang)(zhang)力(li)儀:液(ye)(ye)(ye)體與(yu)另(ling)一(yi)種(zhong)不相(xiang)混(hun)溶的(de)(de)(de)液(ye)(ye)(ye)體接觸,其界(jie)面(mian)產生(sheng)的(de)(de)(de)力(li)叫液(ye)(ye)(ye)相(xiang)與(yu)液(ye)(ye)(ye)相(xiang)間的(de)(de)(de)界(jie)面(mian)張(zhang)(zhang)力(li);同時,我們通(tong)常(chang)把液(ye)(ye)(ye)相(xiang)-氣(qi)相(xiang)之間的(de)(de)(de)張(zhang)(zhang)力(li)稱(cheng)為表面(mian)張(zhang)(zhang)力(li),比如20℃時水的(de)(de)(de)表面(mian)張(zhang)(zhang)力(li)是(shi)72.75mN/m,就是(shi)指水與(yu)空氣(qi)界(jie)面(mian)上的(de)(de)(de)表面(mian)張(zhang)(zhang)力(li)。
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