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德國(guo)進(jin)口高溫高壓(ya)反(fan)(fan)應(ying)釜(fu)是(shi)化(hua)學(xue)實驗室中(zhong)常用(yong)(yong)的(de)(de)重(zhong)要(yao)儀器之一，可以在高溫高壓(ya)的(de)(de)條件下進(jin)行(xing)各種(zhong)化(hua)學(xue)反(fan)(fan)應(ying)，包括氧(yang)化(hua)還(huan)(huan)原(yuan)(yuan)(yuan)反(fan)(fan)應(ying)。氧(yang)化(hua)還(huan)(huan)原(yuan)(yuan)(yuan)反(fan)(fan)應(ying)是(shi)一類重(zhong)要(yao)的(de)(de)反(fan)(fan)應(ying)，涉及(ji)到電子(zi)轉(zhuan)移(yi)和(he)氧(yang)化(hua)物和(he)還(huan)(huan)原(yuan)(yuan)(yuan)物的(de)(de)相互轉(zhuan)化(hua)，具有廣泛(fan)的(de)(de)應(ying)用(yong)(yong)前景。近年(nian)來(lai)，德國(guo)等國(guo)家的(de)(de)研(yan)究(jiu)(jiu)人(ren)員利用(yong)(yong)高溫高壓(ya)反(fan)(fan)應(ying)釜(fu)對氧(yang)化(hua)還(huan)(huan)原(yuan)(yuan)(yuan)反(fan)(fan)應(ying)進(jin)行(xing)了(le)大量的(de)(de)研(yan)究(jiu)(jiu)，取得了(le)一系列重(zhong)要(yao)進(jin)展。首先，德國(guo)研(yan)究(jiu)(jiu)人(ren)員通過高溫高壓(ya)反(fan)(fan)應(ying)釜(fu)對氧(yang)化(hua)還(huan)(huan)原(yuan)(yuan)(yuan)反(fan)(fan)應(ying)的(de)(de)機(ji)制(zhi)進(jin)行(xing)了(le)深入(ru)的(de)(de)研(yan)究(jiu)(jiu)。例如(ru)，他(ta)們通過控制(zhi)反(fan)(fan)應(ying)條件，研(yan)究(jiu)(jiu)了(le)氧(yang)化(hua)還(huan)(huan)原(yuan)(yuan)(yuan)反(fan)(fan)應(ying)中(zhong)的(de)(de)電子(zi)轉(zhuan)移(yi)過程和(he)反(fan)(fan)應(ying)路徑，并提(ti)出了(le)新(xin)的(de)(de)反(fan)(fan)應(ying)機(ji)制(zhi)模(mo)型(xing)，...

GDE氣體擴(kuo)散(san)電(dian)極(ji)是一種重(zhong)要(yao)的(de)材料，在電(dian)化學(xue)領域(yu)中廣(guang)泛應(ying)用(yong)(yong)于電(dian)解池(chi)等系統中。在制(zhi)備GDE氣體擴(kuo)散(san)電(dian)極(ji)測試電(dian)解池(chi)時(shi)，需(xu)要(yao)考慮以下幾個關(guan)鍵(jian)(jian)問(wen)題(ti)和(he)(he)(he)技術(shu)難點。首先，選(xuan)擇合適的(de)基(ji)(ji)底(di)(di)材料非常重(zhong)要(yao)。GDE氣體擴(kuo)散(san)電(dian)極(ji)的(de)基(ji)(ji)底(di)(di)材料應(ying)具有良好的(de)導(dao)電(dian)性(xing)(xing)、化學(xue)穩定性(xing)(xing)和(he)(he)(he)機械(xie)強度。通常使(shi)用(yong)(yong)碳纖(xian)維(wei)布或碳紙作為(wei)基(ji)(ji)底(di)(di)材料，其高(gao)導(dao)電(dian)性(xing)(xing)和(he)(he)(he)良好的(de)抗腐蝕性(xing)(xing)能使(shi)其成為(wei)理想的(de)選(xuan)擇。其次，催化劑的(de)選(xuan)擇和(he)(he)(he)負(fu)載也(ye)是制(zhi)備GDE氣體擴(kuo)散(san)電(dian)極(ji)的(de)關(guan)鍵(jian)(jian)問(wen)題(ti)。催化劑的(de)種類和(he)(he)(he)負(fu)載量會直接(jie)影響(xiang)電(dian)極(ji)的(de)活性(xing)(xing)和(he)(he)(he)穩定性(xing)(xing)。常見的(de)催化劑包括鉑(bo)、鉑(bo)合金(jin)等，...

900V鋰電(dian)(dian)(dian)(dian)(dian)動(dong)力電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)EIS阻抗(kang)測試儀是一(yi)種(zhong)重要的(de)(de)(de)工(gong)具，可(ke)以(yi)用于評(ping)估(gu)鋰電(dian)(dian)(dian)(dian)(dian)動(dong)力電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)(zu)的(de)(de)(de)性能(neng)和(he)健康狀(zhuang)況(kuang)。在使用過(guo)程中(zhong)，它(ta)可(ke)以(yi)提(ti)供豐富(fu)的(de)(de)(de)測試數(shu)據，并通過(guo)仔細的(de)(de)(de)分(fen)析和(he)解(jie)釋，獲得有(you)關電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)(zu)的(de)(de)(de)重要信(xin)息。其中(zhong)包括(kuo)了電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)(zu)內部的(de)(de)(de)反(fan)應(ying)和(he)傳輸過(guo)程等方面。通過(guo)這(zhe)些信(xin)息，我們可(ke)以(yi)判斷電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)(zu)是否(fou)老化或(huo)有(you)故障(zhang)。首先，我們需要注意(yi)的(de)(de)(de)是實部和(he)虛部的(de)(de)(de)變化趨(qu)勢。實部代(dai)表了電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)(zu)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)阻特(te)(te)性，主要受(shou)到電(dian)(dian)(dian)(dian)(dian)解(jie)質電(dian)(dian)(dian)(dian)(dian)導(dao)率和(he)電(dian)(dian)(dian)(dian)(dian)極材(cai)料的(de)(de)(de)影響(xiang)。虛部代(dai)表了電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)(zu)(zu)(zu)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)容特(te)(te)性，主要受(shou)到電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)內部的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)荷(he)傳輸和(he)界面反(fan)應(ying)速(su)率的(de)(de)(de)影響(xiang)。如(ru)果實部和(he)虛...

盤式(shi)研(yan)磨(mo)(mo)儀的(de)(de)(de)(de)(de)工作(zuo)原理主要包括壓力、碰(peng)擊(ji)(ji)力和磨(mo)(mo)擦力三個方面的(de)(de)(de)(de)(de)應(ying)用。首先，研(yan)磨(mo)(mo)套(tao)(tao)件通(tong)過快速鎖緊裝(zhuang)置固定(ding)在振蕩(dang)底盤上，振蕩(dang)底盤和研(yan)磨(mo)(mo)套(tao)(tao)件在水平面上作(zuo)圓周振蕩(dang)式(shi)運(yun)(yun)動。坐(zuo)落研(yan)磨(mo)(mo)杯中(zhong)(zhong)的(de)(de)(de)(de)(de)磨(mo)(mo)件經這種振蕩(dang)式(shi)運(yun)(yun)動發生相當大(da)(da)的(de)(de)(de)(de)(de)壓力、碰(peng)擊(ji)(ji)和磨(mo)(mo)擦力并作(zuo)用在磨(mo)(mo)料(liao)(liao)(liao)(liao)上，從而(er)在1到(dao)3分鐘內到(dao)達細度(du)要求。其次，研(yan)磨(mo)(mo)套(tao)(tao)件中(zhong)(zhong)的(de)(de)(de)(de)(de)研(yan)磨(mo)(mo)球在轉(zhuan)(zhuan)動過程(cheng)中(zhong)(zhong)，會對物料(liao)(liao)(liao)(liao)產(chan)生自轉(zhuan)(zhuan)運(yun)(yun)動，這種轉(zhuan)(zhuan)動運(yun)(yun)動使得樣品的(de)(de)(de)(de)(de)研(yan)磨(mo)(mo)均勻(yun)度(du)大(da)(da)大(da)(da)提高，有(you)助于得到(dao)更加準確(que)的(de)(de)(de)(de)(de)實驗結果(guo)。此(ci)外，研(yan)磨(mo)(mo)球在轉(zhuan)(zhuan)動過程(cheng)中(zhong)(zhong)，還會對物料(liao)(liao)(liao)(liao)產(chan)生沖擊(ji)(ji)力，這種沖擊(ji)(ji)力能夠打破物料(liao)(liao)(liao)(liao)中(zhong)(zhong)的(de)(de)(de)(de)(de)晶體...

旋轉(zhuan)環(huan)盤(pan)/圓盤(pan)電(dian)(dian)(dian)(dian)極RRDE是在電(dian)(dian)(dian)(dian)化(hua)(hua)學(xue)研究中常用(yong)的(de)(de)(de)(de)一(yi)(yi)種實(shi)驗技(ji)術，主要(yao)用(yong)于(yu)電(dian)(dian)(dian)(dian)化(hua)(hua)學(xue)催化(hua)(hua)劑(ji)的(de)(de)(de)(de)評價。RRDE的(de)(de)(de)(de)應(ying)用(yong)可(ke)以(yi)提供(gong)有關(guan)催化(hua)(hua)劑(ji)的(de)(de)(de)(de)活性(xing)(xing)、穩(wen)定性(xing)(xing)和(he)反(fan)應(ying)機理(li)等方面(mian)的(de)(de)(de)(de)重(zhong)要(yao)信(xin)息。本文將介紹RRDE在電(dian)(dian)(dian)(dian)化(hua)(hua)學(xue)催化(hua)(hua)劑(ji)評價中的(de)(de)(de)(de)應(ying)用(yong)，并探討其優勢和(he)挑戰。RRDE的(de)(de)(de)(de)工作(zuo)原理(li)是基于(yu)三(san)電(dian)(dian)(dian)(dian)極系統，包(bao)括(kuo)一(yi)(yi)個(ge)工作(zuo)電(dian)(dian)(dian)(dian)極(旋轉(zhuan)環(huan)盤(pan)/圓盤(pan)電(dian)(dian)(dian)(dian)極)、一(yi)(yi)個(ge)參(can)比電(dian)(dian)(dian)(dian)極和(he)一(yi)(yi)個(ge)計時電(dian)(dian)(dian)(dian)極。通過調整旋轉(zhuan)環(huan)盤(pan)/圓盤(pan)電(dian)(dian)(dian)(dian)極的(de)(de)(de)(de)轉(zhuan)速和(he)電(dian)(dian)(dian)(dian)位，可(ke)以(yi)實(shi)現對電(dian)(dian)(dian)(dian)化(hua)(hua)學(xue)反(fan)應(ying)過程的(de)(de)(de)(de)精確控制和(he)測(ce)量。RRDE可(ke)以(yi)同時測(ce)量氧(yang)還原反(fan)應(ying)(ORR)和(he)氫氧(yang)化(hua)(hua)反(fan)應(ying)(OER)的(de)(de)(de)(de)...