colinear dipoles

简明释义

共线偶极;

英英释义

例句

1.In electromagnetic theory, the radiation pattern of colinear dipoles is significantly different from that of non-colinear configurations.

在电磁理论中，共线偶极子的辐射模式与非共线配置显著不同。

2.For optimal performance, the distance between colinear dipoles should be carefully calculated.

为了达到最佳性能，共线偶极子之间的距离应仔细计算。

3.When two antennas are aligned perfectly, they can be considered as colinear dipoles.

当两个天线完美对齐时，它们可以被视为共线偶极子。

4.In a laboratory setting, we tested the gain of colinear dipoles against other antenna types.

在实验室环境中，我们测试了共线偶极子与其他天线类型的增益。

5.The efficiency of signal transmission can be increased by using colinear dipoles in a phased array.

通过在相控阵中使用共线偶极子，可以提高信号传输的效率。

作文

Colinear dipoles are a fundamental concept in the study of electromagnetic fields and wave propagation. In physics, a dipole refers to a pair of equal and opposite charges or magnetic poles separated by a distance. When we say that dipoles are colinear, we mean that they are aligned along the same straight line. This alignment plays a crucial role in how these dipoles interact with each other and with external fields.To understand the significance of colinear dipoles (共线偶极子), we can consider their application in antenna theory. Antennas are devices that transmit and receive electromagnetic waves, and their design often involves the use of dipoles. A simple dipole antenna consists of two conductive elements that are aligned in a straight line, which makes them colinear dipoles (共线偶极子).The orientation of these dipoles affects the radiation pattern of the antenna. When dipoles are colinear, they can effectively combine their radiated fields, leading to an increase in signal strength and directivity. This property is particularly important in communication systems where maximizing the range and clarity of signals is essential. Moreover, the interaction between colinear dipoles (共线偶极子) can lead to interesting phenomena such as constructive and destructive interference. When two colinear dipoles are placed close to each other, their fields can add up (constructive interference) or cancel each other out (destructive interference) depending on their phase relationship. This principle is utilized in various applications, including phased array antennas, where multiple dipoles work together to steer the direction of the emitted signal.In addition to antennas, colinear dipoles (共线偶极子) are also relevant in molecular chemistry, particularly in the study of polar molecules. Molecules can be modeled as dipoles when they have a separation of positive and negative charges. When these molecular dipoles are arranged in a colinear fashion, they can influence each other's behavior through dipole-dipole interactions. This arrangement can affect the physical properties of materials, such as their boiling and melting points.Furthermore, understanding colinear dipoles (共线偶极子) helps in the analysis of electric fields produced by charged particles. The superposition principle states that the total electric field created by multiple dipoles is the vector sum of the individual fields. In the case of colinear dipoles, this simplification allows for easier calculations and predictions of the resulting field patterns.In conclusion, colinear dipoles (共线偶极子) are not only a theoretical construct but also have practical implications across various fields of science and engineering. Their alignment affects electromagnetic radiation, molecular interactions, and electric field distributions, making them a key concept for anyone studying electromagnetism or related disciplines. By grasping the principles behind colinear dipoles, students and professionals alike can better understand and harness the power of electromagnetic phenomena in technology and nature.