merohedral twin

简明释义

1. 缺面双晶; 2. 非全面象双晶;

英英释义

例句

1.The merohedral twin formation is crucial for understanding the growth patterns of certain minerals.

理解某些矿物的生长模式时，双晶的形成至关重要。

2.Geologists often encounter merohedral twins in their fieldwork, especially in metamorphic rocks.

地质学家在野外工作中常常遇到双晶，尤其是在变质岩中。

3.When studying the crystal structure, we found a merohedral twin that complicates the analysis.

在研究晶体结构时，我们发现一个双晶，这使得分析变得复杂。

4.The mineral exhibits a distinct merohedral twin that can be observed under polarized light.

该矿物表现出明显的双晶，可以在偏光下观察到。

5.The presence of a merohedral twin in the sample led to interesting optical properties.

样品中存在的双晶导致了有趣的光学特性。

作文

Merohedral twinning is a fascinating phenomenon observed in crystallography, where a crystal exhibits two or more orientations that are related by symmetry. This type of twinning can complicate the analysis and interpretation of crystal structures, but it also provides valuable insights into the growth and formation of minerals. Understanding the concept of merohedral twin ( merohedral 双晶) is crucial for mineralogists and crystallographers alike, as it has implications not only in the study of natural crystals but also in synthetic materials. To delve deeper into the world of merohedral twin (merohedral 双晶), one must first grasp the basic principles of crystallography. Crystals are solids whose atoms are arranged in highly ordered repeating patterns. These patterns can be disrupted or altered, leading to various types of twinning. In the case of merohedral twin (merohedral 双晶), the twin crystals share some lattice points but differ in orientation. This results in a unique structure that can exhibit distinct physical properties compared to its non-twinned counterparts. The occurrence of merohedral twin (merohedral 双晶) can be influenced by several factors, including the conditions under which the crystal forms. For instance, variations in temperature, pressure, and the chemical environment can lead to the development of twins. Additionally, the presence of impurities or defects within the crystal lattice can also promote twinning. Understanding these factors is essential for researchers who aim to control crystal growth in both natural and industrial settings. One of the most intriguing aspects of merohedral twin (merohedral 双晶) is its impact on the optical properties of crystals. Twinned crystals often exhibit unique optical phenomena, such as changes in color or birefringence, which can be exploited in various applications. For example, certain gemstones display striking visual effects due to twinning, making them highly sought after in the jewelry industry. In addition to their aesthetic appeal, merohedral twin (merohedral 双晶) structures can also enhance the mechanical properties of materials. Research has shown that twinned crystals can exhibit improved strength and toughness compared to their single-crystal counterparts. This property is particularly important in the field of materials science, where the demand for stronger and more durable materials continues to grow. Furthermore, the study of merohedral twin (merohedral 双晶) has significant implications in the field of solid-state physics. The unique arrangements of atoms in twinned crystals can lead to novel electronic properties, making them potential candidates for advanced technological applications, such as semiconductors and superconductors. In conclusion, the concept of merohedral twin (merohedral 双晶) is a vital aspect of crystallography that offers insight into the complexities of crystal formation and behavior. By understanding the conditions that lead to twinning and the resulting properties of twinned crystals, researchers can unlock new possibilities in both natural and synthetic materials. As we continue to explore the intricacies of crystal structures, the study of merohedral twin (merohedral 双晶) will undoubtedly play a pivotal role in advancing our knowledge and application of materials science.