Applying the theory of relativistic quantum field, the paper puts forward an approximate method to calculate electronic energy band with relativistic Green Function.
运用相对论量子场理论，提出了一个相对论格林函数计算能带的近似方法。
The energy band structures were studied with the method of EHMO/CO for transition metal phthalocyanines.
用EHMO/CO方法对过渡金属酞菁化合物的能带结构进行了研究。
By studying the principle of hearing system in identification of sound signal, a method of feature extraction for passive sonar target based on critical band spectrum energy is proposed.
利用被动声纳目标辐射噪声特征主要集中在低频部分的特点，结合听觉系统识别声音信号的原理，提出了一种被动声纳目标临界频带频谱能量的特征提取方法。
The energy band structures of nickel phthalocyanine instrinctive state and iodine doped state were calculated by the EHMACC method.
用EHMACC方法计算了酞菁铜本征态和碘掺杂态的能带结构。
The ab initio method, which is theoretically accurate, is applied to calculate the energy band structure of diamond. The results obtained is in good agreement with the experimental values.
本文利用理论上严格的从头算方法计算了金刚石的能带，得到了与实验基本一致的结果。
Because of the special advantages of wavelet analysis in signal processing, the paper puts forward the energy band wavelet analysis method to extract the eigenvalues of fault diagnosis.
针对小波分析在信号处理方面的特殊优势，提出以小波频带能量分析的方法来提取故障诊断的特征值。
The method defines the ratio of maximum energy band spectrum to total power spectrum as an eigenvalue of SEMG, which decreases the individual difference effect to the lowest.
该方法的主要特点是以实时取得的SEMG功率谱信号为基础，确定最大功率谱附近的谱能量与全信号段谱能量之比为特征值，将人的个体差异影响降低到最低程度。
The invention provides a method for increasing the energy band gap of a hydrogenated amorphous silicon thin film, which adds fluorine elements into the amorphous silicon materials.
本发明的提供了一种增加氢化非晶硅薄膜能带隙的方法，将氟元素加入到非晶硅材料中。
The invention provides a method for increasing the energy band gap of a hydrogenated amorphous silicon thin film, which adds fluorine elements into the amorphous silicon materials.
本发明的提供了一种增加氢化非晶硅薄膜能带隙的方法，将氟元素加入到非晶硅材料中。
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