anharmonic，基础释义：非谐和的；非谐波的。
发音：[??nhɑ?rm?k]
英语范文：Anharmonic vibrations are a common phenomenon in quantum mechanics, where energy levels of atoms or molecules are not perfectly spaced due to quantum fluctuations. These vibrations can lead to interesting phenomena such as quantum tunnelling and superposition states.
音标：(注意：这里使用的是音标，但并非标准的国际音标，可能需要根据具体情况进行修正)
基础释义：非谐和振动是量子力学中一个常见现象，原子或分子的能量级别由于量子涨落而并非完美间隔。这些振动可能导致有趣的现象，如量子隧道效应和叠加态。
Anharmonic
Anharmonic behavior is a common phenomenon in many physical systems, including chemical reactions, optical systems, and even biological systems. Understanding anharmonic behavior is crucial for predicting and controlling the behavior of these systems.
Anharmonic behavior occurs when a system is perturbed beyond its normal harmonic response. Harmonic response refers to the regular, repeating motion of a system under the influence of a constant force. However, when this force is not constant, but varies over time, the system may exhibit anharmonic behavior, which means that the system's motion is no longer perfectly periodic.
In chemical reactions, for example, anharmonic behavior can lead to unexpected product formation and reaction rates that are difficult to predict using traditional chemical models. Understanding these anharmonic effects is essential for developing more accurate computational methods for predicting reaction outcomes.
In optical systems, anharmonic behavior can lead to nonlinear optical phenomena such as second-order and third-order optical responses. These phenomena can have significant impacts on optical communications and imaging systems, and understanding their origins and characteristics is crucial for developing more effective optical devices and materials.
In biological systems, anharmonic behavior can be observed in various processes such as gene expression and cell signaling, where small variations in external stimuli can lead to significant changes in system behavior. Understanding these anharmonic effects can help us better understand and manipulate biological systems.
In summary, anharmonic behavior is a common phenomenon that needs to be taken into account when studying and understanding physical systems. Understanding its origins and characteristics is crucial for developing more accurate models and methods for predicting and controlling system behavior.
anharmonic
发音: [??n?hɑ?rm??k]
英语范文:
In music, anharmonic tones are tones that are not in perfect harmony with the notes of the scale. These tones may be sharp or flat, and they can cause music to sound dissonant or unpleasant. To avoid these problems, musicians often use tools such as harmonizers and equalizers to adjust the sound of their instruments and recordings.
In addition, some instruments are inherently more anharmonic than others. For example, metal instruments such as pianos and guitars tend to produce more dissonant sounds than woodwinds and strings. This is because metal instruments have a higher tendency to vibrate at multiple frequencies at the same time, which creates more interference and dissonance. To compensate for this, musicians often use techniques such as vibrato and embouchure control to create a more harmonious sound.
In summary, anharmonic tones are a common problem in music, but there are ways to avoid them by using tools and techniques. Understanding the differences between harmonically and anharmonically tuned instruments can help musicians create more pleasing and consistent sounds.
(Note: This is a very basic introduction to anharmonic music theory. For a more detailed explanation, please refer to a music theory textbook.)
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