ultraviolet-visible spectroscopy造句

• Vanadium complexes with catecholate or pyrazine 2 - carboxylate ligands were prepared and characterized by fourier transform infrared spectroscopy , 1h nuclear magnetic resonance spectroscopy , ultraviolet - visible spectroscopy , and elemental analysis
  制备了含苯磷二酚配体或吡嗪2 -羟酸酯配体的钒配合物，并运用傅里叶变换红外光谱、核磁共振谱、紫外可见光谱及元素分析对其进行了表征。
• Based on the above work , the optical absorption and photoluminescence ( pl ) properties of a - sinx : h films with different compositions are studied through ultraviolet - visible spectroscopy ( uv - vis ) and time - resolved photoluminescence ( tr - pl ) , the dependence of pl intensity decay on emission photon energy is found , the luminescence mechanism of nanosilicon embedded in silicon nitride matrix is presented , finally , the effective approaches to improving the luminescence efficiency of a - sinx : h films are discussed
  在此基础上，通过紫外-可见光谱( uv - vis )技术，时间分辨光致发光谱技术研究了不同组分的富硅a - sin _ x ： h薄膜的光吸收和光辐射特性，得到了材料光致发光衰减和辐射光子能量之间的关系，提出了镶嵌在氮化硅中的纳米硅的发光机制，进而探讨了提高纳米硅薄膜发光效率的有效途径。