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- The semiconductor CdSe nanoparticles exhibit the quantum confined fluorescence. 硒化镉半导体颗粒具有量子局限效应产生的萤光。
- CdSe nanoparticles obtained have a ca. 150 nm broad, continuous excitation peak and a narrow, symmetric emission peak. 合成的硒化镉纳米颗粒有150 nm 宽的激发波长范围,荧光峰窄且具有良好对称性。
- Keywords microwave irradiation;synthesis;CdSe nanoparticles;semiconductor; 微波辐射;合成;纳米硒化镉;半导体;
- CdSe nanoparticles CdSe纳米粒子
- Do Nanoparticles in Food Pose a Health Risk? 食用含纳米颗粒食品会损害健康吗?
- The final crystals have approximately 1 million nanoparticles. 最终的晶体中有大约1百万个纳米粒子。
- Nanoparticles exhibit similar dimensions to those of biomolecules. 摘要纳米粒子具有独特的光、电和催化性质;
- SEM/EDX indirectly showed the nanoparticles dispersed well in the scaffold. SEM/EDX结果间接表征了纳米微球在支架中分布均匀。
- AuCl~-_(4)reacts with I~(-)to form(AuI)_n nanoparticles in size of 12 nm. AuC l4-与I-可形成(AuI)n纳米微粒.
- TiO2 nanoparticles have great value in the market and bright prospect. 纳米TiO2具有极大的市场价值和光明的发展前景。
- OBJECTIVE To study the preparation of magnetic dextran-mitomycin nanoparticles. 目的对葡聚糖丝裂霉素磁性纳米粒的制备及其含量进行研究。
- By replaced part of Cd with Gd, Gd dopped CdS nanoparticles were synthesized. 将钆离子掺杂进硫化镉奈米粒子中,原为逆磁性的硫化镉奈米粒子展现顺磁性质。
- The challenge of preparing nanoparticles by inverse microemulsion was given. 最后指出了当前反胶团微乳液制备纳米颗粒所面临的挑战。
- It is not easy to keep in touch with friends when they are far away. this is certainly true in my cdse. 和远方的朋友保持联系不是一件容易的事。对我来说,情形就是这样。
- TEM diffraction patterns demonstrated the coexistence of CdSe and ZnSe in a small area. TEM绕射图可证明在小范围区域内,同时存在硒化镉及硒化锌;
- Severl semiconductors nanostructured materials have been invesigated including CdSe and CdTe nanocrystals, Sb_2O_3 nanowires and nanobelts. 这些半导体纳米材料分别是:硒化镉量子点,碲化镉量子点,三氧化二锑纳米线和纳米带。
- For CdSe nanocrystals, the widening of band gap appears and the fluorescence emission wavelength is red shifted as the particle size increases. 由于在奈米尺度下的硒化镉可藉由改变粒径而造成能隙改变,使得硒化镉可产生多种光激发光。
- In the first part, the fluorescence emission wavelength and quantum yield of CdSe nanocrystals with different sizes were studied. 第一部份为硒化镉奈米晶之发光性质,讨论不同粒径之硒化镉奈米晶对于发光波长及发光效率的影响。
- The XRD、TEM and XPS results show that CdSe NCs are zinc blende structure and the mean size is smaller than 10nm in diameter. X-ray、TEM、XPS结果显示立方闪锌矿结构CdSe纳米晶分散在SiO2基质中,纳米晶尺寸约在10nm以下。
- The study of CdSe nanocrystals is a very active field of research because of the wide range of emission wavelength and the high quantum yield. 其发光波长广泛且具高发光效率,因而引起广泛地研究与讨论。