bulk crystallization

简明释义

1. 大量结晶; 2. 整伐结晶;

英英释义

例句

1.Researchers are exploring new methods to enhance bulk crystallization for pharmaceutical applications.

研究人员正在探索新方法，以提高药物应用中的大规模结晶效率。

2.The process of bulk crystallization is essential in the production of high-purity chemicals.

在高纯度化学品的生产中，大规模结晶过程是必不可少的。

3.We implemented a new reactor design to optimize bulk crystallization processes.

我们实施了一种新的反应器设计，以优化大规模结晶过程。

4.The cooling rate during bulk crystallization significantly affects the size of the crystals formed.

在大规模结晶过程中，冷却速率显著影响所形成晶体的大小。

5.In metallurgy, bulk crystallization can improve the mechanical properties of alloys.

在冶金中，大规模结晶可以改善合金的机械性能。

作文

In the field of material science and chemical engineering, the process of bulk crystallization plays a crucial role in the production of pure substances. Bulk crystallization refers to the method of forming crystals from a solution or melt in large quantities, as opposed to small-scale or laboratory methods. This technique is essential for industries that require high-purity materials, such as pharmaceuticals, food processing, and semiconductor manufacturing.The significance of bulk crystallization lies in its ability to produce large volumes of crystalline material, which can be more efficient and cost-effective than other crystallization methods. For instance, in the pharmaceutical industry, the purity of active pharmaceutical ingredients (APIs) is paramount. Bulk crystallization allows manufacturers to isolate these compounds in their purest forms, ensuring that the final products are safe and effective for consumers.Moreover, bulk crystallization can be optimized through various techniques, including cooling crystallization, evaporation crystallization, and anti-solvent crystallization. Each method has its advantages and is chosen based on the specific properties of the substance being crystallized. For example, cooling crystallization involves lowering the temperature of a saturated solution to induce crystal formation, while evaporation crystallization relies on the removal of solvent to concentrate the solute.The industrial application of bulk crystallization extends beyond pharmaceuticals. In the food industry, sugar production often utilizes this method to obtain pure sugar crystals from sugarcane or sugar beet juice. Similarly, the semiconductor industry employs bulk crystallization for the production of silicon wafers, which are essential components in electronic devices.Despite its advantages, bulk crystallization also presents challenges. One of the main issues is controlling the size and shape of the crystals produced. The properties of the final product can be significantly influenced by the crystallization parameters, such as temperature, concentration, and agitation speed. Thus, researchers and engineers must carefully monitor these variables to achieve the desired crystal characteristics.Additionally, impurities present in the initial solution can affect the quality of the crystals formed during bulk crystallization. Therefore, pre-treatment steps such as filtration or purification may be necessary to ensure that the starting material is free from contaminants. This adds an extra layer of complexity to the process, but it is crucial for achieving high-purity results.In conclusion, bulk crystallization is a vital process in various industries, enabling the production of high-purity crystalline materials. Its efficiency and scalability make it a preferred method for many applications, from pharmaceuticals to food production. However, the challenges associated with controlling crystal quality and managing impurities require ongoing research and development. As technology advances, we can expect improvements in bulk crystallization techniques, leading to even greater efficiencies and higher-quality products in the future.

在材料科学和化学工程领域，大规模结晶过程在纯物质的生产中发挥着至关重要的作用。大规模结晶是指从溶液或熔体中以大数量形成晶体的方法，而不是小规模或实验室方法。这项技术对需要高纯度材料的行业至关重要，例如制药、食品加工和半导体制造。大规模结晶的重要性在于它能够生产大量的结晶材料，这比其他结晶方法更高效且具有成本效益。例如，在制药行业，活性药物成分（API）的纯度至关重要。大规模结晶使制造商能够以最纯净的形式分离这些化合物，从而确保最终产品对消费者安全有效。此外，大规模结晶可以通过多种技术进行优化，包括冷却结晶、蒸发结晶和反溶剂结晶。每种方法都有其优点，并根据被结晶物质的特性进行选择。例如，冷却结晶涉及降低饱和溶液的温度以诱导晶体形成，而蒸发结晶则依赖于去除溶剂以浓缩溶质。大规模结晶的工业应用超越了制药领域。在食品工业中，糖的生产通常利用这种方法从甘蔗或甜菜汁中获得纯糖晶体。同样，半导体行业也利用大规模结晶生产硅晶圆，这些晶圆是电子设备中的重要组件。尽管有其优势，大规模结晶也面临挑战。主要问题之一是控制所产生晶体的大小和形状。结晶参数（如温度、浓度和搅拌速度）会显著影响最终产品的性质。因此，研究人员和工程师必须仔细监测这些变量，以实现所需的晶体特性。此外，初始溶液中存在的杂质可能会影响在大规模结晶过程中形成的晶体的质量。因此，可能需要进行预处理步骤，例如过滤或纯化，以确保起始材料不含污染物。这为过程增加了一层复杂性，但对于实现高纯度结果至关重要。总之，大规模结晶是各行业的重要过程，使高纯度结晶材料的生产成为可能。其效率和可扩展性使其成为许多应用的首选方法，从制药到食品生产。然而，与控制晶体质量和管理杂质相关的挑战需要持续的研究和开发。随着技术的进步，我们可以期待大规模结晶技术的改进，从而在未来实现更大的效率和更高质量的产品。