vacuum cryostat

简明释义

真空低温恒温器

英英释义

例句

1.In the lab, the vacuum cryostat is essential for conducting experiments at low temperatures.

在实验室中，真空低温槽对于进行低温实验是必不可少的。

2.The vacuum cryostat allowed scientists to study superconductivity in different materials.

这个真空低温槽使科学家能够研究不同材料中的超导性。

3.Calibration of the sensors was performed using a vacuum cryostat to ensure accuracy.

使用真空低温槽进行传感器的校准以确保准确性。

4.The researchers used a vacuum cryostat to cool their samples to near absolute zero.

研究人员使用真空低温槽将样品冷却至接近绝对零度。

5.To preserve the integrity of the materials, we placed them inside a vacuum cryostat.

为了保持材料的完整性，我们将它们放入真空低温槽中。

作文

In the realm of scientific research, particularly in fields such as physics and materials science, the need for precise temperature control is paramount. One of the most effective tools to achieve this is the vacuum cryostat, a device designed to maintain low temperatures while minimizing heat transfer from the environment. The vacuum cryostat operates on the principle of creating a vacuum environment that significantly reduces thermal conduction and convection, allowing for the cooling of samples to cryogenic temperatures. This is crucial for experiments that require stable conditions to observe phenomena that occur only at low temperatures.The construction of a vacuum cryostat typically involves an outer chamber that provides structural support and insulation, while the inner chamber houses the sample or experimental apparatus. Between these two chambers, a vacuum is created, which acts as an insulator. This vacuum layer is essential because it prevents heat from the outer environment from reaching the inner chamber, thereby enabling the maintenance of low temperatures.Moreover, the vacuum cryostat is often equipped with various cooling mechanisms, such as liquid nitrogen or helium, which are used to further lower the temperature within the inner chamber. These cryogenic fluids can reach temperatures as low as -269 degrees Celsius, allowing researchers to explore superconductivity, magnetism, and other quantum phenomena that are only observable at such extreme temperatures.One of the significant advantages of using a vacuum cryostat is its ability to provide a stable and controlled environment for experiments. Fluctuations in temperature can lead to inconsistent results, making it difficult to draw accurate conclusions. By utilizing a vacuum cryostat, scientists can ensure that their samples remain at a constant temperature, thus improving the reliability of their data.Additionally, the vacuum cryostat plays a vital role in the development of new materials. For instance, the study of high-temperature superconductors requires precise temperature management to understand their properties and potential applications. Researchers can use the vacuum cryostat to cool these materials and investigate their electrical conductivity, magnetic behavior, and other characteristics at low temperatures.In conclusion, the vacuum cryostat is an indispensable tool in modern scientific research. Its ability to create a vacuum environment and maintain low temperatures allows scientists to conduct experiments that would otherwise be impossible. From studying the fundamental properties of materials to developing new technologies, the vacuum cryostat continues to play a crucial role in advancing our understanding of the physical world. As research progresses and new challenges arise, the importance of such devices will only continue to grow, paving the way for future discoveries and innovations in science and technology.

在科学研究领域，特别是在物理学和材料科学等领域，对精确温度控制的需求至关重要。实现这一目标的最有效工具之一是真空低温恒温器，该设备旨在保持低温，同时最小化环境热量传递。真空低温恒温器的工作原理是创建一个真空环境，该环境显著减少热传导和对流，从而使样品冷却到低温。这对于需要稳定条件以观察仅在低温下发生的现象的实验至关重要。真空低温恒温器的构造通常包括一个外部腔室，提供结构支撑和绝缘，而内部腔室则容纳样品或实验装置。在这两个腔室之间，创建了一个真空，这个真空层是必不可少的，因为它防止外部环境的热量到达内部腔室，从而使低温得以维持。此外，真空低温恒温器通常配备各种冷却机制，例如液氮或氦，用于进一步降低内部腔室内的温度。这些低温流体可以达到低至-269摄氏度的温度，使研究人员能够探索超导性、磁性和其他仅在极端温度下可观察到的量子现象。使用真空低温恒温器的一个显著优势是其能够为实验提供稳定且可控的环境。温度波动可能导致结果不一致，从而使得得出准确结论变得困难。通过利用真空低温恒温器，科学家可以确保他们的样品保持在恒定温度，从而提高数据的可靠性。此外，真空低温恒温器在新材料的发展中也扮演着至关重要的角色。例如，高温超导体的研究需要精确的温度管理，以理解其特性和潜在应用。研究人员可以使用真空低温恒温器来冷却这些材料，并在低温下研究它们的电导率、磁行为和其他特性。总之，真空低温恒温器是现代科学研究中不可或缺的工具。它创造真空环境并维持低温的能力使科学家能够进行本来不可能进行的实验。从研究材料的基本特性到开发新技术，真空低温恒温器继续在推动我们对物质世界的理解中发挥关键作用。随着研究的进展和新挑战的出现，此类设备的重要性只会继续增长，为未来的发现和科学技术创新铺平道路。