bolometer

简明释义

英[bəˈlɒmɪtə(r)]美[bəˈlɑːmɪtər]

n. [物] 辐射热测定器

英英释义

单词用法

同义词

反义词

例句

1.The paper describes an apparatus, bolometer and system for measuring the specific heat of small samples above liquid nitrogen temperature using relaxation calorimetry.

本文介绍一种用弛豫方法测量液氮温度以上小样品比热的装置、微型量热器和测量系统。

2.Study on designing of sensor device's structures and whole reasonable fabrication process, which are two key issues of uncooled infrared bolometer that based on MEMS technique.

本论文对实现基于MEMS工艺技术的非制冷型红外测辐射热计的两个主要关键内容进行了深入研究，即敏感器件结构的设计和整个制造工艺流程的合理设计。

3.Analysis of the simulation result attests that the thermal isolation structure is important in the design of a bolometer detector thus endorsing the present work.

仿真结果分析证明了热绝缘结构在探测器设计中是占有重要地位的，同时说明本文所做工作是有意义的。

4.The system employs multiple detectors, each comprising an antenna coup LED with a device ( a bolometer) for measuring the energy of incident electromagnetic radiation.

系统应用了多个探测器，每一个探测器都包括一根连在用于测量投射电磁辐射能量的仪器（辐热测量计）上的天线。

5.Study on designing of sensor device's structures and whole reasonable fabrication process, which are two key issues of uncooled infrared bolometer that based on MEMS technique.

本论文对实现基于MEMS工艺技术的非制冷型红外测辐射热计的两个主要关键内容进行了深入研究，即敏感器件结构的设计和整个制造工艺流程的合理设计。

6.Polymorphous silicon film was selected to be thermal-resistance layer of micro-bolometer, and we optimized the structure of micro-bolometer through optical and thermal design.

选定多形硅薄膜为微测辐射热计热敏层，并重点从光学和热学两方面对微测辐射热计结构进行了优化设计。

7.The responsivity of the superconducting bolometer is analyzed.

分析了超导辐射热探测器的响应率。

8.We use the thermal sensing circuit to replace the special material in antenna coupled bolometer in other process which the CMOS process does not provide.

会使用温测电路的原因为CMOS制程并没有其他制程的天线耦合辐射热计所需要的特殊材料。

9.In the lab, the bolometer was essential for detecting infrared signals.

在实验室中，光热计对于检测红外信号至关重要。

10.Using a bolometer, scientists can detect temperature changes as small as a few microkelvins.

科学家可以使用光热计检测到小至几微开尔文的温度变化。

11.The researchers used a bolometer to measure the faint thermal radiation from distant stars.

研究人员使用光热计测量来自遥远恒星的微弱热辐射。

12.Astronomers often rely on a bolometer to study cosmic microwave background radiation.

天文学家经常依赖光热计研究宇宙微波背景辐射。

13.The new bolometer design offers improved sensitivity for thermal measurements.

新的光热计设计提供了更高的热测量灵敏度。

作文

The study of astronomy has always fascinated humanity. As we gaze up at the stars, we often wonder about the mysteries of the universe. One of the key tools that astronomers use to explore these mysteries is the bolometer, which is an instrument designed to measure the power of incident electromagnetic radiation. The bolometer is particularly useful in detecting infrared radiation, which is emitted by various celestial bodies, including stars and galaxies. This capability allows astronomers to gather crucial data about the temperature and composition of these distant objects.The functioning of a bolometer relies on its ability to detect minute changes in temperature. Typically, a bolometer consists of a thin film made from materials that exhibit a change in electrical resistance when heated. When electromagnetic radiation hits the bolometer, it causes a slight increase in temperature, leading to a measurable change in resistance. By analyzing these changes, scientists can determine the intensity of the radiation being detected.One significant application of the bolometer is in the field of astrophysics, where it helps researchers understand the formation and evolution of stars. For instance, during the early stages of star formation, dense clouds of gas and dust obscure visible light. However, these clouds emit infrared radiation, which can be detected using a bolometer. By studying this radiation, astronomers can infer the physical conditions within these clouds and gain insights into how stars are born.Moreover, the bolometer plays a crucial role in studying cosmic microwave background radiation (CMB), which is the afterglow of the Big Bang. The CMB provides vital information about the early universe, and bolometers have been instrumental in mapping its fluctuations. These measurements help scientists understand the distribution of matter and energy in the universe, leading to more accurate models of cosmic evolution.In addition to astronomy, bolometers find applications in various fields, such as environmental monitoring and medical imaging. For example, in environmental science, bolometers can be used to measure heat emissions from the Earth’s surface, contributing to climate studies. In medicine, they assist in thermal imaging, allowing for the detection of abnormalities in body temperature that may indicate health issues.The development of bolometers has evolved significantly over the years. Early versions were relatively large and less sensitive, but advancements in technology have led to the creation of smaller, more efficient devices. Modern bolometers can detect even the faintest signals of infrared radiation, making them indispensable tools in both research and practical applications.In conclusion, the bolometer is a remarkable instrument that has transformed our understanding of the universe. From uncovering the secrets of star formation to exploring the remnants of the Big Bang, bolometers have proven to be invaluable in the quest for knowledge. As technology continues to advance, we can expect even more exciting discoveries facilitated by these sophisticated devices. The future of astronomy and various other fields will undoubtedly benefit from the continued development and refinement of the bolometer.

天文学的研究一直吸引着人类。当我们仰望星空时，常常会对宇宙的奥秘感到好奇。天文学家用来探索这些奥秘的关键工具之一是bolometer，这是一种设计用于测量入射电磁辐射功率的仪器。bolometer在检测红外辐射方面尤其有用，这种辐射是由各种天体（包括恒星和星系）发出的。这种能力使得天文学家能够收集关于这些遥远物体的温度和成分的重要数据。bolometer的工作原理依赖于其检测微小温度变化的能力。通常，bolometer由一种薄膜组成，该薄膜由在加热时表现出电阻变化的材料制成。当电磁辐射照射到bolometer上时，会导致温度轻微升高，从而引起电阻可测量的变化。通过分析这些变化，科学家可以确定被检测辐射的强度。bolometer的一个重要应用是在天体物理学领域，它帮助研究人员了解恒星的形成和演化。例如，在恒星形成的早期阶段，致密的气体和尘埃云会遮挡可见光。然而，这些云会发出红外辐射，可以使用bolometer进行检测。通过研究这种辐射，天文学家可以推断这些云内部的物理条件，从而深入了解恒星是如何诞生的。此外，bolometer在研究宇宙微波背景辐射（CMB）方面也发挥着至关重要的作用，CMB是大爆炸的余辉。CMB提供了关于早期宇宙的重要信息，而bolometer在绘制其波动图方面发挥了重要作用。这些测量帮助科学家了解宇宙中物质和能量的分布，从而导致更准确的宇宙演化模型。除了天文学，bolometer在环境监测和医学成像等多个领域也找到了应用。例如，在环境科学中，bolometer可以用来测量地球表面的热排放，有助于气候研究。在医学中，它们有助于热成像，允许检测身体温度的异常情况，这可能表明健康问题。bolometer的发展多年来发生了显著变化。早期版本相对较大且灵敏度较低，但技术的进步导致了更小、更高效设备的诞生。现代bolometer能够检测到甚至是最微弱的红外辐射信号，使它们成为研究和实际应用中不可或缺的工具。总之，bolometer是一种卓越的仪器，改变了我们对宇宙的理解。从揭示恒星形成的秘密到探索大爆炸的遗迹，bolometer在知识探索中证明了其无价之宝。随着技术的不断进步，我们可以期待更多令人兴奋的发现，这些发现将由这些复杂的设备所促进。天文学和其他各个领域的未来无疑将受益于bolometer的持续发展和完善。