| 1. | X - ray diffraction patterns x 光绕射图案 |
| 2. | The spinel limn2o4 is synthesized by the citrous acid method . the x - ray diffraction pattern of limn2o4 show that the product is a spinel phase with a = 0 . 824nm cubic unit cell 论文首先采用柠檬酸配位法制备尖晶石型limn2o4 , x射线衍射( xrd )证实了产物的结构,晶胞参数a = 0 . 824nm 。 |
| 3. | The x - ray diffraction patterns and raman spectra indicated that zns fully transformed into zno with a polycrystalline hexagonal wurtzite structure when zns thin films were oxidized at annealing temperature of above 700 oc in an oxygen ambient X射线衍射( xrd )和拉曼实验结果表明硫化锌( zns )薄膜在高于700oc热氧化处理后,硫化锌( zns )全部转化为氧化锌( zno ) ,且是六角纤锌矿的多晶薄膜。 |
| 4. | As shown by uv - vis spectra , the contents of these europium - containing polyoxometalates in the composite films increase with the exchange time and become saturated after a number of days . x - ray diffraction patterns indicate the regular multibilayer structures of these composite films 用紫外-可见光谱仪监测离子交换过程,发现随着交换时间的增加交换速率逐渐变慢,最终多阴离子把前驱体膜中的氯离子完全交换掉。 |
| 5. | By analyzing the microstructure of as - cast alloys with different surplus of samarium added , the optimum surplus of samarium is decided . by comparing the microstructure of the alloys annealed for different time , the ideal and economical annealing time is confirmed . the microstructure and phase composition of alloys during the whole preparation of sm2fe17nx are analyzed using the scanning electron micrograph with energy - dispersive x - ray analysis and x - ray diffraction patterns 本论文首先就熔炼工艺参数对铸态组织微结构的影响进行了探讨,并制定出一套较为合适的熔炼工艺;通过对不同钐加入量的铸态组织微观结构的观察分析,确定了原料配置过程中钐的最佳补偿量;通过对采用不同退火时间的合金组织进行比较,确定了理想、经济的退火时间;同时还利用扫描电子显微图像和x射线衍射图谱,比较了整个制备过程中,试样微结构和相组成的变化情况。 |
| 6. | The enhanced photoconductive effect from small amount of tnf facilitates the preparations of new organic photoconductive devices under the drive of low fields . in the fourth chapter , inclpc nanoparticles embedded in poly ( n - vinylcarbzaole ) ( pvk ) were prepared successfully by dissolving inclpc in aprotic organic solvent / lewis acid with great concentration for the formation of electron donor - acceptor complexes , i . e . , the method of complexation - mediated solubilization . the fabricated inclpc nanoparticles were characterized by means of uv / vis absorption , x - ray diffraction pattern , and tem 论文的最后一章中,我们合成了具有较好的电子传输性能的化合物’一二苯基四竣酸花酚亚胺( ddp ) ;研究了其溶解性、热稳定性、晶体结构、红外光谱、紫外吸收光谱和蒸镀薄膜的属性,并用量子化学计算方法模拟其单分子的空间构型;载流子迁移率测试的结果约为ix10 “ 、 m ’ v ” ’ ? s “ ’ 。 |
| 7. | This work emphasized the syntheses of perovskite templates ( including srtio3 and baho3 ) . batio3 were prepared by molten salt synthesis ( mss ) . scanning electron microscopy ( sem ) and x - ray diffraction patterns ( xrd ) revealed that there was no aggregation with batio3 powders and spherical particles of batio3 was obtained by mss 本论文用熔盐法合成batio _ 3 ,通过xrd物相分析和sem形貌分析,可以得到如下结论:用熔盐法合成的batio _ 3粉体基本无团聚,显微结构为球形颗粒。 |