稀土上轉換納米材料簡介及熒光發光性能
【稀土上轉換納米材料簡介】:
1.定義:上轉換發光材料是一種近紅外光激發下能夠產出紫外/可見光的材料,即將紅外低能光子轉換為紫外/可見高能光子的發光材料。其特點是所吸收的光子能量低于發射的光子能量,故稱為上轉換發光,又稱反斯托克斯發光。
2.優勢:稀土上轉換發光材料具有低毒性、化學穩定性高、光穩定性優異、發射帶窄、發光壽命長等優點。同時,其激發光源近紅外光(980 nm或808 nm)具有光穿透力強、對生物組織幾乎無損傷、無背景熒光等特點。
3.外觀形貌及光學照片

固體為白色粉末(可分散在極性溶劑或非極性溶劑中)
4.應用:生物成像、光動力學治療、光催化、三維顯示、藥物釋放等。在以上實際應用中,稀土上轉換納米材料主要起到了光源轉換的作用。例如:在生物成像中,主要實現了由近紅外光激發產生可見紅、綠、藍等顏色的光,進而對生物細胞進行標識;在光催化領域,實現了由近紅外光激發產生紫外光,進而對有機污染物進行光降解;在光動力學治療領域,主要利用稀土上轉換發光材料將近紅外光轉換紫外、可見光并與相應的光敏劑偶聯,從而產生單線態氧,終實現對癌細胞的診治;在藥物釋放方面,主要利用稀土上轉換納米材料與孔材料相結合,通過近紅外光控實現對靶向藥物的可控釋放。
【不同尺寸油溶性上轉換納米顆粒】:

基質材料為b-NaYbF4尺寸為 ~17 nm發射波長364、474、454、523、545、650、 804 nm等波長發射(根據要求可以特殊合成其它發射波長的材料)。

基質材料為b-NaLuF4尺寸為 25 nm,發射波長364、474、454、523、545、650、804 nm等波長發射(根據要求可以特殊合成其它發射波長的材料)


基質材料為b-NaGdF4尺寸在 7 nm-30 nm可調,發射波長364、474、454、523、545、650、804 nm等波長發射(根據要求可以特殊合成其它發射波長的材料)具有磁學性能

核殼結構上轉換納米顆粒@介孔硅材料(UCNPs@m-SiO2)尺寸在 10 -50 nm可調,發射波長364、474、454、523、545、650、804 nm等波長發射(根據要求可以特殊合成其它發射波長的材料)
備注:可以對油溶性上轉換納米顆粒進行生物功能化修飾
【代表性基質材料b-NaYF4摻雜稀土離子的發光性能】:


供應商:西安凱新生物科技有限公司
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產品列表:
【油酸包裹-脂溶性上轉換納米顆粒】:
價格:1550元/2ml, 2250元/5ml, 3650元/10ml
價格:1850元/2ml, 2850元/5ml, 4850元/10ml
6nm/30nm/400nm Upconversion Nanoparticles with oleic acid coating in toluene
Ex/Em:980nm-540/650nm
6nm/30nm/400nm Upconversion Nanoparticles with oleic acid coating in toluene
Ex/Em:980nm-360/450/470/800nm
35nm Upconversion Nanoparticles with oleic acid coating in toluene
Ex/Em:980nm/1060nm (近紅外)
Ex/Em:980nm/1165nm (近紅外)
Ex/Em:980nm/1310nm (近紅外)
Ex/Em:980nm/1460nm (近紅外)
Ex/Em:980nm/1530nm (近紅外)
40nm Upconversion Nanoparticles with oleic acid coating in toluene
Ex: 800/1532nm Em: 540/650/980nm (紅)
10nm Upconversion Nanoparticles with oleic acid coating in toluene Ex/Em:800nm/980nm
激發和發射波長:Ex:800nm Em: 980nm (近紅外)
10nm/35nm Upconversion Nanoparticles with oleic acid coating in toluene
激發和發射波長:Ex: 800nm Em: 540/650nm (綠色)
6nm/30nm Upconversion Nanoparticles with oleic acid coating in toluene
激發和發射波長:Ex: 800nm Em: 360/450/470/800nm ( 紫色)
35nm Upconversion Nanoparticles with oleic acid coating in toluene
Ex/Em:800nm/1060nm (近紅外)
Ex/Em:800nm/1165nm (近紅外)
Ex/Em:800nm/1310nm (近紅外)
Ex/Em:800nm/1460nm (近紅外)
Ex/Em:800nm/1530nm (近紅外)
【二氧化硅包裹-水溶性上轉換納米顆粒】:
價格:1850元/2ml, 2950元/5ml, 4800元/10ml
價格:2250元/2ml, 3850元/5ml, 5800元/10ml
6nm/30nm/400nm Upconversion Nanoparticles with silica coating in water
Ex/Em:980nm-540/650nm
6nm/30nm/400nm Upconversion Nanoparticles with silica coating in water
Ex/Em:980nm-360/450/470/800nm
35nm Upconversion Nanoparticles with silica coating in water
Ex/Em:980nm/1060nm (近紅外)
Ex/Em:980nm/1165nm (近紅外)
Ex/Em:980nm/1310nm (近紅外)
Ex/Em:980nm/1460nm (近紅外)
Ex/Em:980nm/1530nm (近紅外)
40nm Upconversion Nanoparticles with silica coating in water
Ex: 800/1532nm Em: 540/650/980nm (紅)
10nm Upconversion Nanoparticles with silica coating in water
激發和發射波長:Ex:800nm Em: 980nm (近紅外)
10nm/35nm Upconversion Nanoparticles with silica coating in water
激發和發射波長:Ex: 800nm Em: 540/650nm (綠色)
6nm/30nm Upconversion Nanoparticles with silica coating in water
激發和發射波長:Ex: 800nm Em: 360/450/470/800nm ( 紫色)
35nm Upconversion Nanoparticles with silica coating in water
Ex/Em:800nm/1060nm (近紅外)
Ex/Em:800nm/1165nm (近紅外)
Ex/Em:800nm/1310nm (近紅外)
Ex/Em:800nm/1460nm (近紅外)
Ex/Em:800nm/1530nm (近紅外)
【氨基修飾二氧化硅包裹-水溶性上轉換納米顆粒】:
價格:1850元/2ml, 2950元/5ml, 4800元/10ml
價格:2250元/2ml, 3850元/5ml, 5800元/10ml
6nm/30nm/400nm Upconversion Nanoparticles with silica coating amine function in water
Ex/Em:980nm-540/650nm
6nm/30nm/400nm Upconversion Nanoparticles with silica coating amine function in water
Ex/Em:980nm-360/450/470/800nm
35nm Upconversion Nanoparticles with silica coating amine function in water
Ex/Em:980nm/1060nm (近紅外)
Ex/Em:980nm/1165nm (近紅外)
Ex/Em:980nm/1310nm (近紅外)
Ex/Em:980nm/1460nm (近紅外)
Ex/Em:980nm/1530nm (近紅外)
40nm Upconversion Nanoparticles with silica coating amine function in water
Ex: 800/1532nm Em: 540/650/980nm (紅)
10nm Upconversion Nanoparticles with silica coating amine function in water
激發和發射波長:Ex:800nm Em: 980nm (近紅外)
10nm/35nm Upconversion Nanoparticles with silica coating amine function in water
激發和發射波長:Ex: 800nm Em: 540/650nm (綠色)
6nm/30nm Upconversion Nanoparticles with silica coating amine function in water
激發和發射波長:Ex: 800nm Em: 360/450/470/800nm ( 紫色)
35nm Upconversion Nanoparticles with silica coating amine function in water
Ex/Em:800nm/1060nm (近紅外)
Ex/Em:800nm/1165nm (近紅外)
Ex/Em:800nm/1310nm (近紅外)
Ex/Em:800nm/1460nm (近紅外)
Ex/Em:800nm/1530nm (近紅外)
【聚乙二醇包裹-水溶性上轉換納米顆粒】:
價格:2250元/2ml, 3850元/5ml, 5800元/10ml
價格:2550元/2ml, 4050元/5ml, 6500元/10ml
6nm/30nm/400nm Upconversion Nanoparticles with PEG coating in water
Ex/Em:980nm-540/650nm
6nm/30nm/400nm Upconversion Nanoparticles with PEG coating in water
Ex/Em:980nm-360/450/470/800nm
35nm Upconversion Nanoparticles with PEG coating in water
Ex/Em:980nm/1060nm (近紅外)
Ex/Em:980nm/1165nm (近紅外)
Ex/Em:980nm/1310nm (近紅外)
Ex/Em:980nm/1460nm (近紅外)
Ex/Em:980nm/1530nm (近紅外)
40nm Upconversion Nanoparticles with PEG coating in water
Ex: 800/1532nm Em: 540/650/980nm (紅)
10nm Upconversion Nanoparticles with PEG coating in water
激發和發射波長:Ex:800nm Em: 980nm (近紅外)
10nm/35nm Upconversion Nanoparticles with PEG coating in water
激發和發射波長:Ex: 800nm Em: 540/650nm (綠色)
6nm/30nm Upconversion Nanoparticles with PEG coating in water
激發和發射波長:Ex: 800nm Em: 360/450/470/800nm ( 紫色)
35nm Upconversion Nanoparticles with PEG coating in water
Ex/Em:800nm/1060nm (近紅外)
Ex/Em:800nm/1165nm (近紅外)
Ex/Em:800nm/1310nm (近紅外)
Ex/Em:800nm/1460nm (近紅外)
Ex/Em:800nm/1530nm (近紅外)
【聚丙烯酸包裹-水溶性上轉換納米顆粒】:
價格:2250元/2ml, 3850元/5ml, 5800元/10ml
價格:2550元/2ml, 4050元/5ml, 6500元/10ml
6nm/30nm/400nm Upconversion Nanoparticles with PAA coating in water
Ex/Em:980nm-540/650nm
6nm/30nm/400nm Upconversion Nanoparticles with PAA coating in water
Ex/Em:980nm-360/450/470/800nm
35nm Upconversion Nanoparticles with PAA coating in water
Ex/Em:980nm/1060nm (近紅外)
Ex/Em:980nm/1165nm (近紅外)
Ex/Em:980nm/1310nm (近紅外)
Ex/Em:980nm/1460nm (近紅外)
Ex/Em:980nm/1530nm (近紅外)
40nm Upconversion Nanoparticles with PAA coating in water
Ex: 800/1532nm Em: 540/650/980nm (紅)
10nm Upconversion Nanoparticles with PAA coating in water
激發和發射波長:Ex:800nm Em: 980nm (近紅外)
10nm/35nm Upconversion Nanoparticles with PAA coating in water
激發和發射波長:Ex: 800nm Em: 540/650nm (綠色)
6nm/30nm Upconversion Nanoparticles with PAA coating in water
激發和發射波長:Ex: 800nm Em: 360/450/470/800nm ( 紫色)
35nm Upconversion Nanoparticles with PAA coating in water
Ex/Em:800nm/1060nm (近紅外)
Ex/Em:800nm/1165nm (近紅外)
Ex/Em:800nm/1310nm (近紅外)
Ex/Em:800nm/1460nm (近紅外)
Ex/Em:800nm/1530nm (近紅外)
我們還可以提供如下定制產品:
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