掺杂Eu^3+的磷钨酸钠玻璃的合成及发光特性 |
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引用本文: | 杨水金.掺杂Eu^3+的磷钨酸钠玻璃的合成及发光特性[J].青岛大学学报(自然科学版),1997,10(4):81-85. |
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作者姓名: | 杨水金 |
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作者单位: | 湖北师范学院化学系 |
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基金项目: | 湖北省教委青年科学基金 |
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摘 要: | 本工作采用高温固相反应法合成掺杂1%Eu^3+离子的不同P2O5/WO3比例的磷钨酸钠玻璃,测定在394和464nm波长激发下的荧光光谱,探讨了参杂Eu^3+离子的磷钨酸钠玻璃的发光特性。.
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关 键 词: | 磷钨酸钠 荧光 铕离子 玻璃 掺杂 |
A STUDY ON THE THEORY SYSTEM OF DIRECT FEEDBACK LINEARIZATION (DFL) |
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Abstract: | In this paper, the theory of Direct Feedback Linearization (DFL) is summarized and induced systematically so as to make it become an integrated theory system. And, a standard approach of employing DFL in a practical system is set up according to the state equation of the system. |
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Keywords: | : nonlinear control system linearization techniques feedback control |
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