Hexagonal ZnO nanoparticles have been synthesized by means of gel-template combustion process using zinc nitrate as raw material and gelatin as a based template dispersant.
以硝酸锌为原料,明胶为模板分散剂,采用凝胶模板燃烧法制备纳米ZnO。
Preparation of Al_2O_3-ZrO_2 composite powders by carbon-enwrap burning method;
炭黑包裹燃烧法制备Al_2O_3-ZrO_2复合粉
The choiceness ratio of recovery is 68% for decided microelements by sublimation method,while the choiceness ratio of recovery is 64% by burning method.
通过分别对样品进行燃烧和升华两种前处理方法的研究对比,得出用升华的方法处理自然硫样品对于其微量元素的测定可靠性大,所测定微量元素回收率的优良率是68%,燃烧法处理后测定微量元素回收率的优良率是64%。
In this paper, the Ce3Fe5O12 nanopowder was composed of nitrate which was the main raw material by burning method.
以硝酸盐为主要原料,燃烧法制备了Ce3Fe5O12纳米粉,粉体的平均粒径在20~30nm,其化学组成与目标产品相符。
Study on preparing superfine ZnAl_2O_4 powder by combustion method;
燃烧法制备铝酸锌超细粉体的研究
The fluorescent powder CaAl2O4∶Eu2+,Nd3 has been successively synthesized with the combustion method at lower temperature(600℃) , the influence of the content of the rare-earth ions Eu2+ and Nd3+ and the igniting temperature on the properties of fluorescent powder is invested.
应用燃烧法在较低温度(600℃)下成功合成了CaAl2O4∶Eu2+,Nd3+荧光粉,并研究了稀土离子Eu2+和Nd3+含量及点火温度对荧光粉发光性能的影响,确定了合成余辉亮度大、持续发光时间长的荧光粉时,稀土离子的最佳掺量和最佳合成温度。
A new type of blue long afterglow phosphors with a general formula Sr 2 MSi 2 O 7 :Eu 2+ ,Re(M:Alkaline earth;Re:rare earth)have been prepared by combustion technique in the first time.
首次采用燃烧法在600~800℃下快速合成了Sr2MSi2O7:Eu2+,Re蓝色新型长余辉材料,合成时间约十分钟,燃烧反应时间约2~3分钟,测试了材料的XRD衍射、激发和发光光谱及余辉亮度。
Also,the methads of the sol-gel process and the combustion synthesis,and their prospects were discussed.
介绍了一类新型的发光材料稀土硼磷酸盐荧光粉 从特性、结构和发展等方面对其进行了概括,并着重阐述了此材料已有的两种制备方法,即固相反应法和水热合成法,以及与此法相应的研究进展状况;同时根据有关的报道及科学的推理,分析提出了溶胶-凝胶法和燃烧法这两种可能的制备方法,并讨论了它们的应用前景 最后,还对该类材料发展过程中所应解决的问题以及以后的发展方向做了分析展
Utilizing the redox reaction of respective metal nitrates and urea, the long afterglow phosphors of CaAl_2O_4 : Eu~(2+) , Nd~(3+) was composed by combustion synthesis.
结果表明:反应物置于温度为500℃的高温炉中发生点火燃烧得到的产物性能最好,其发射光谱的最强峰波长在450nm左右,与高温固相反应法比,激发光谱和发射光谱没有明显变化,燃烧法生成物的产物分散性好,制备过程具有合成温度低、反应时间短等优点。
Eu~(2+) ,Dy~(3+) co-doped strontium aluminate phosphor powders with high brightness and long afterglow were prepared by combustion synthesis for several minutes.
以燃烧法快速合成了Eu~(2+),Dy~(3+)掺杂的铝酸锶发光粉,发光粉经自然光激发可观察到明亮的黄绿光,余辉可达12 h以上。
Classification and test methods for fire retardancy of finishing fire retardant paints-- Big panel method
GB/T15442.2-1995饰面型防火涂料防火性能分级及试验方法大板燃烧法
Large Eddy Simulation of Flow Around a Strut and Ejection Flow from a Strut Base in Combustor of Scramjet;
超燃冲压发动机燃烧室支板绕流及喷射流场大涡模拟
Studies on Magnifying Experiment of Preparation of Fullerene by Toluene's Combustion
甲苯燃烧法制备富勒烯放大实验研究
testing method for flammability of clothes burning rate method
织物燃烧试验法:燃烧速度测试法
Rubber-Determination of the burning behaviour of vertical specimens
GB/T13488-1992橡胶燃烧性能测定垂直燃烧法
Experimental study on the combustion and flow process in a scramjet with strut injector
超燃冲压发动机支板喷射燃料的燃烧过程试验
Study on Gas Combustion Flame Optical Measurement Techniques;
燃气燃烧火焰燃烧过程光学测量方法研究
test method for flammability of textiles:vertical method
织物燃烧试验法:垂直法
normal wet combustio
常规湿式地层燃烧法
catalytic combustion process of industrial organic gases
有机废气催化燃烧法
photographic study of combustion
燃烧过程的照相研究法
Preparation of LiMn_2O_4 by Low Temperature Molten-Combustion Method
低温熔盐燃烧法制备LiMn_2O_4
Test method for flammability of cellular plastics--Horizontal burning method
GB/T8332-1987泡沫塑料燃烧性能试验方法水平燃烧法
Combustion Tests of a Scramjet Combustor with a Strut
带支板超燃冲压发动机燃烧流动过程试验研究
The springs(1) are intended to hold the end cap(12) tightly seated on the asbestos washer(11) so as to seal the combustion chamber(7).
燃烧的固态燃料()一旦被导火索()燃,就在燃烧室()生大量的气体。
Test method for burn test of conveyor belt using propane burner
GB/T16412-1996输送带丙烷燃烧器燃烧试验方法
Rapid Analysis of Coal Quality and Combustion Character by Constant-volume Combustion Method;
定容燃烧法快速煤质和燃烧特性的研究
Effect of fuels on the nanosized ceria powder by combustion method.
燃烧剂对燃烧法合成CeO_2纳米粉体的影响
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