产(Chan)品(Pin)中(Zhong)心(Xin)
产(Chan)品(Pin)分(Fen)类(Lei)
90Plus Zeta纳(Na)米(Mi)粒(Li)度(Du)及(Ji)Zeta电(Dian)位(Wei)分(Fen)析(Xi)仪(Yi),(?)粒(Li)度(Du)测(Ce)量(Liang)采(Cai)用(Yong)动(Dong)态(Tai)光(Guang)散(San)射(She)原(Yuan)理(Li),(?)是(Shi)一(Yi)种(Zhong)准(Zhun)确(Que)、(?)快(Kuai)速(Su)、(?)便(Bian)捷(Jie)的(De)纳(Na)米(Mi)、(?)亚(Ya)微(Wei)米(Mi)粒(Li)度(Du)分(Fen)析(Xi)测(Ce)试(Shi)仪(Yi)器(Qi)。(?)Zeta电(Dian)位(Wei)测(Ce)量(Liang)采(Cai)用(Yong)电(Dian)泳(Yong)光(Guang)散(San)射(She)原(Yuan)理(Li),(?)带(Dai)电(Dian)颗(Ke)粒(Li)在(Zai)外(Wai)加(Jia)电(Dian)场(Chang)作(Zuo)用(Yong)下(Xia)进(Jin)行(Xing)运(Yun)动(Dong),(?)电(Dian)荷(He)运(Yun)动(Dong)使(Shi)散(San)射(She)光(Guang)产(Chan)生(Sheng)频(Pin)率(Lu)漂(Piao)移(Yi)((?)多(Duo)普(Pu)勒(Le)频(Pin)移(Yi))(?),(?)采(Cai)用(Yong)频(Pin)谱(Pu)漂(Piao)移(Yi)分(Fen)析(Xi)技(Ji)术(Shu),(?)从(Cong)而(?)可(Ke)计(Ji)算(Suan)出(Chu)颗(Ke)粒(Li)的(De)电(Dian)泳(Yong)迁(Qian)移(Yi)率(Lu)和(He)Zeta电(Dian)位(Wei)。(?)
工(Gong)作(Zuo)原(Yuan)理(Li)
纳(Na)米(Mi)粒(Li)度(Du)测(Ce)量(Liang)部(Bu)分(Fen)使(Shi)用(Yong)动(Dong)态(Tai)光(Guang)散(San)射(She)技(Ji)术(Shu)((?)Dynamic Light Sacttering,(?) DLS)(?),(?) 即(Ji)由(You)于(Yu)颗(Ke)粒(Li)在(Zai)悬(Xuan)浮(Fu)液(Ye)中(Zhong)的(De)布(Bu)朗(Lang)运(Yun)动(Dong),(?)使(Shi)得(De)光(Guang)强(Qiang)随(Sui)时(Shi)间(Jian)产(Chan)生(Sheng)脉(Mai)动(Dong)。(?)采(Cai)用(Yong)数(Shu)字(Zi)相(Xiang)关(Guan)器(Qi)((?)digital correlator)(?)技(Ji)术(Shu)处(Chu)理(Li)脉(Mai)冲(Chong)信(Xin)号(Hao),(?)将(Jiang)光(Guang)强(Qiang)的(De)波(Bo)动(Dong)转(Zhuan)化(Hua)为(Wei)相(Xiang)关(Guan)函(Han)数(Shu)。(?)自(Zi)相(Xiang)关(Guan)函(Han)数(Shu)包(Bao)含(Han)了(Liao)悬(Xuan)浮(Fu)颗(Ke)粒(Li)或(Huo)者(Zhe)溶(Rong)液(Ye)中(Zhong)高(Gao)分(Fen)子(Zi)的(De)扩(Kuo)散(San)速(Su)度(Du)信(Xin)息(Xi),(?)进(Jin)而(?)利(Li)用(Yong)Stokes-Einstein方(Fang)程(Cheng)计(Ji)算(Suan)得(De)出(Chu)粒(Li)子(Zi)的(De)扩(Kuo)散(San)系(Xi)数(Shu)和(He)粒(Li)子(Zi)粒(Li)径(Jing)Rh及(Ji)其(Qi)分(Fen)布(Bu):(?)
ZetaPlus电(Dian)位(Wei)测(Ce)量(Liang)采(Cai)用(Yong)电(Dian)泳(Yong)光(Guang)散(San)射(She)原(Yuan)理(Li):(?)带(Dai)电(Dian)颗(Ke)粒(Li)在(Zai)外(Wai)加(Jia)电(Dian)场(Chang)作(Zuo)用(Yong)下(Xia)进(Jin)行(Xing)运(Yun)动(Dong),(?)电(Dian)荷(He)运(Yun)动(Dong)使(Shi)散(San)射(She)光(Guang)产(Chan)生(Sheng)频(Pin)率(Lu)漂(Piao)移(Yi)((?)多(Duo)普(Pu)勒(Le)频(Pin)移(Yi))(?),(?)采(Cai)用(Yong)频(Pin)谱(Pu)漂(Piao)移(Yi)分(Fen)析(Xi)技(Ji)术(Shu),(?)从(Cong)而(?)可(Ke)计(Ji)算(Suan)出(Chu)颗(Ke)粒(Li)的(De)电(Dian)泳(Yong)迁(Qian)移(Yi)率(Lu)和(He)Zeta电(Dian)位(Wei)。(?)
主(Zhu)要(Yao)特(Te)点(Dian):(?)
1、(?)高(Gao)灵(Ling)敏(Min)性(Xing),(?)粒(Li)度(Du)测(Ce)量(Liang)范(Fan)围(Wei):(?)0.3nm~15μ(?)m;
2、(?)插(Cha)入(Ru)式(Shi)电(Dian)极(Ji),(?)耐(Nai)腐(Fu)蚀(Shi),(?)可(Ke)重(Zhong)复(Fu)使(Shi)用(Yong);(?)
3、(?)可(Ke)作(Zuo)为(Wei)在(Zai)线(Xian)检(Jian)测(Ce)器(Qi)与(Yu)GPC/SEC连(Lian)接(Jie),(?)并(Bing)通(Tong)过(Guo)DLS、(?)光(Guang)强(Qiang)和(He)粒(Li)径(Jing)监(Jian)测(Ce)聚(Ju)集(Ji)过(Guo)程(Cheng);
4、(?)综(Zong)合(He)多(Duo)种(Zhong)粒(Li)度(Du)分(Fen)析(Xi)方(Fang)法(Fa)和(He)模(Mo)型(Xing)Particle Solution 粒(Li)度(Du)测(Ce)量(Liang)软(Ruan)件(Jian);
5、(?)强(Qiang)大(Da)的(De)数(Shu)据(Ju)分(Fen)析(Xi)功(Gong)能(Neng),(?)可(Ke)自(Zi)动(Dong)研(Yan)究(Jiu)粒(Li)度(Du)随(Sui)时(Shi)间(Jian)、(?)温(Wen)度(Du)(蛋(Dan)白(Bai)熔(Rong)点(Dian))以(Yi)及(Ji)其(Qi)他(Ta)参(Can)数(Shu)变(Bian)化(Hua)的(De)趋(Qu)势(Shi)分(Fen)析(Xi)。(?)
典(Dian)型(Xing)应(Ying)用(Yong):(?)
1、(?)脂(Zhi)质(Zhi)体(Ti)、(?)生(Sheng)物(Wu)胶(Jiao)体(Ti)、(?)医(Yi)药(Yao)
2、(?)陶(Tao)瓷(Ci)、(?)胶(Jiao)乳(Ru)、(?)乳(Ru)剂(Ji)((?)食(Shi)品(Pin)、(?)化(Hua)妆(Zhuang)品(Pin))(?)
3、(?)颜(Yan)料(Liao)、(?)油(You)墨(Mo)、(?)炭(Tan)黑(Hei)