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纳米ZnO是一种宽禁带、高激子束缚能的半导体材料,凭借其优秀的光学、磁学、力学等方面的功能,在陶瓷、化工、电子、光学、生物、医药等许多领域有着重要的应用价值。最近研究发现,纳米尺寸的ZnO具有良好的室温近紫外发光性能,这预示着其在激光发射器和发光二极管等发面将有重要的应用前景,从而成为人们研究的热点。本文采用丁醇/辛烷/SDS体系,Na2CO3和ZnSO4为反应物,采用微乳液法制备得到纳米ZnO。考察了反应物浓度和煅烧温度对产物的影响,用热重分析(DSC-TG)确定前驱体的煅烧温度、X射线衍射仪和透射电镜(TEM)对纳米ZnO的结构和形貌进行表征。最后重点分析比较了不同反应物浓度,不同制备温度,不同前驱体煅烧温度所得的光致发光光谱,初步探讨了它们差异的原因。
2026年09月20日 19:35
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网友(1):

Nano-ZnO is a wide band gap, high exciton binding energy of semiconductor materials, by virtue of its excellent optical, magnetic, mechanical, and other aspects of the function, in ceramics, chemical, electronic, optical, biological, pharmaceutical and many other fields have important Value. Recent study found that nano-sized ZnO has a good performance at room temperature near ultraviolet LED, which indicates that its laser and light-emitting diodes, and other Famian will have important application to become a hot research.
In this paper, alcohol / octane / SDS system, Na2CO3 and ZnSO4 for the reaction, the use of micro-nano-Preparation by ZnO. Inspected the reaction of concentration and temperature on the calcined product of the impact, with TGA (DSC-TG) identify precursor of burning temperature, X-ray diffraction and transmission electron microscopy (TEM) nano-ZnO on the structure and morphology of table Zheng. Comparative analysis of the last major concentration of the different responses and different preparation temperature, different precursors from the burning temperature photoluminescence spectrum, discussed the reasons for their differences.
回答者:382914916 - 千总 五级 6-6 05:48
Nanometer ZnO is one kind of width forbidden band , high exciton fetters the semiconductor materials being able to, rely on the aspect functions such as whose excellent optics , magnetism , Mechanics, before many such as ceramics , chemical industry , electron , optics , living things , medicine field have important application value. Close ultraviolet glowing function studying ZnO discovering , accepting meter of dimension has the fine room temperature lately, this is foreboding , is becoming the hot spot that people studies thereby. The main body of a book adopt butanol/ octane/ SDS system, Na2CO3 and ZnSO4 are a reaction thing , adopt tiny emulsion legal institutions all gets nanometer ZnO. Have inspected reaction thing thickness and have calcined an impact of the temperature over outcome, the mirror (TEM) carries out superficial characteristics on nanometer ZnO structure and shape appearance with serious analytical (DSC-TG) hot the calcination temperature ascertaining the pioneer body , X-ray diffraction instrument and transmission electricity. Final priority has analysed comparison being unlike reaction thing thickness , the different preparation temperature , the different pioneer body has calcined photic glowing temperature gains spectrum, first step cause having discussed their difference.

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机器和人工翻译,希望对你有所帮助
Nanometer ZnO one wide to prohibit, bring, high exciton can fetter semiconductor material, rely on the function of respects such as its outstanding optics, magnetics, mechanics,etc., have important using value in a lot of fields such as pottery, chemical industry, electron, optics, living beings, medicine. Discover nanometer ZnO of size have good room temperature near to give out light performance outside while being purple recently, this indicates it will have important application prospects to leaven dough in laser launcher and LED,etc., thus become the focus that people study. This literary grace uses alcohol of cube / hard alkane / SDS system, Na2CO3 and ZnSO4 are the reactant, adopts the little cream law to prepare and receive nanometer ZnO. Have investigated the reactant density and calcined the impact on result of temperature, confirm with hot serious analysis (DSC-TG) forerunner body calcine temperature, X ray diffraction appearance and transmission electric mirror (TEM) signify to nanometer structure and shape looks of ZnO. The more different reactant density of key analysis, prepare temperature differently finally, the light that different forerunner's body calcines resulting temperature is caused and given out light and only composed, has probed into the reason of their difference tentatively

网友(3):

Nano-ZnO is a wide band gap, high exciton binding energy of semiconductor materials, by virtue of its excellent optical, magnetic, mechanical, and other aspects of the function, in ceramics, chemical, electronic, optical, biological, pharmaceutical and many other fields have important Value. Recent study found that nano-sized ZnO has a good performance at room temperature near ultraviolet LED, which indicates that its laser and light-emitting diodes, and other Famian will have important application to become a hot research.
In this paper, alcohol / octane / SDS system, Na2CO3 and ZnSO4 for the reaction, the use of micro-nano-Preparation by ZnO. Inspected the reaction of concentration and temperature on the calcined product of the impact, with TGA (DSC-TG) identify precursor of burning temperature, X-ray diffraction and transmission electron microscopy (TEM) nano-ZnO on the structure and morphology of table Zheng. Comparative analysis of the last major concentration of the different responses and different preparation temperature, different precursors from the burning temperature photoluminescence spectrum, discussed the reasons for their differences.

网友(4):

The rice ZnO is a kind of breadth forbids to take,high arouse the sub- tie ability of semi-conductor material, with lend it excellent of the function of the optics,magnetics,mechanics...etc., at porcelain and ceramics,chemical engineering,electronics,optics,living creature,medicine...etc. many realms have important applied value.The research discovers recently, the ZnO of the rice size has a near purple outside of good indoor temperature to give out light function, this indicate it shoots a machine and gives out light diode in the laser etc. the hair noodles will have important applied foreground, thus become people research of hot point.
This literary grace uses the D /octane/SDS system, in order to respond a thing, the Na2 CO3 and ZnSO4 adopt tiny lotion legal system to get rice ZnO fully.Investigate to respond the thing density and to burn the influence of the temperature upon the outcome, the that uses the hot heavy analytical(DSC-TG) assurance forerunner body burn the temperature,X shoots the line 衍 to shoot an instrument with shoot the electricity mirror(TEM) deeply to the rice ZnO of the structure and facial look carry on token.The point analysis compared a dissimilarity to respond the thing density finally, the dissimilarity making temperature, the different forerunner body burns the light that the temperature gain with the result that give out light spectrum, the first step inquiried into the reason of their difference.