poynting vector 中文意思是什麼
poynting vector
解釋
玻印遷矢量-
The poynting vector that represent the flow of electromagnetic power density on a sphere from a linear dipole antenna is approximated by the summation of the field of segmented line current as hertz dipoles
以赫芝偶極之電磁場合成任意長度偶極天線在球面上電磁功率密度流之時變玻因亭向量。 -
Maxwell ' s equations conserve certain properties ? the magnetic field intensity, the electric displacement field and the poynting vector that describes the electric flux of an electromagnetic field
麥克斯韋方程中有某些特性是恆定不變的磁場強度、電位移場以及描述電磁場電通量的坡印廷矢量。 -
Many opo implementations are limited by problems with conventional birefiingent phase - matched techniques in available materials, such as poynting - vector walk - off, low effective nonlinear coefficient, and inconvenient phase - matching temperature and angles
常規雙折射位相匹配技術的opo有許多缺點,比如光束走離效應、非線性轉換效率較低、位相匹配溫度及匹配角的限制,阻礙了opo的發展。
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