selective absorber

简明释义

选择性吸收剂

英英释义

例句

1.The solar panel uses a selective absorber to maximize energy capture from sunlight.

太阳能电池板使用选择性吸收体来最大化从阳光中捕获的能量。

2.The design of the selective absorber is crucial for the performance of solar heating systems.

选择性吸收体的设计对于太阳能加热系统的性能至关重要。

3.In thermal collectors, a selective absorber improves efficiency by minimizing heat loss.

在热收集器中，选择性吸收体通过最小化热损失来提高效率。

4.Researchers are developing new materials for use as a selective absorber in advanced solar technologies.

研究人员正在开发新材料，用作先进太阳能技术中的选择性吸收体。

5.A well-designed selective absorber can significantly reduce the cost of solar energy.

一个设计良好的选择性吸收体可以显著降低太阳能的成本。

作文

In the realm of physics and engineering, the concept of a selective absorber plays a crucial role in various applications, particularly in energy conversion and thermal management systems. A selective absorber is a material that is designed to absorb specific wavelengths of electromagnetic radiation while reflecting or transmitting others. This property makes it particularly valuable in solar energy collection, where maximizing the absorption of sunlight is essential for efficiency. By selectively absorbing solar radiation, these materials can convert light into heat, which can then be utilized for heating water or generating electricity through thermoelectric processes.The effectiveness of a selective absorber is determined by its ability to target certain wavelengths. For instance, many solar thermal collectors use coatings that are engineered to absorb the visible spectrum while minimizing losses in the infrared range. This selective absorption is achieved through various techniques, including the application of nanostructured materials or specialized paints that have been optimized for this purpose. As a result, the selective absorber enhances the overall performance of solar panels and other energy systems by ensuring that more energy is captured and converted into usable forms.Beyond solar energy, selective absorbers also find applications in areas such as environmental monitoring and building design. In environmental science, they can be used to detect specific pollutants by absorbing particular wavelengths associated with those substances. This capability allows for more accurate measurements and monitoring of air quality, contributing to better public health outcomes.In architecture, selective absorbers can be integrated into building materials to regulate indoor temperatures. By absorbing sunlight during the day and releasing it slowly at night, these materials help maintain comfortable living conditions while reducing the need for artificial heating and cooling. This not only leads to energy savings but also contributes to sustainable building practices.The development of advanced selective absorbers is an active area of research, with scientists exploring new materials and technologies to improve their efficiency and effectiveness. Innovations such as metamaterials, which have unique properties not found in nature, offer exciting possibilities for enhancing the capabilities of selective absorbers. By manipulating the interaction between light and matter at the nanoscale, researchers aim to create materials that can achieve near-perfect absorption of specific wavelengths, paving the way for next-generation energy systems.In conclusion, the significance of selective absorbers extends far beyond their basic definition. They are integral to the advancement of renewable energy technologies, environmental monitoring, and sustainable architecture. As we continue to face challenges related to climate change and energy consumption, the role of selective absorbers will undoubtedly grow, making it imperative for us to understand and harness their potential. Through ongoing research and innovation, we can unlock new pathways to a more efficient and sustainable future, driven by the principles of selective absorption and energy optimization.

在物理和工程领域，选择性吸收体的概念在各种应用中发挥着至关重要的作用，特别是在能量转换和热管理系统中。选择性吸收体是一种旨在吸收特定波长电磁辐射的材料，同时反射或透过其他波长。这一特性使其在太阳能收集中的价值尤为突出，因为最大化阳光的吸收对提高效率至关重要。通过选择性地吸收太阳辐射，这些材料可以将光转化为热量，从而用于加热水或通过热电过程发电。选择性吸收体的有效性取决于其针对特定波长的能力。例如，许多太阳能热收集器使用经过工程设计的涂层，旨在吸收可见光谱，同时最小化红外范围的损失。这种选择性吸收是通过多种技术实现的，包括应用纳米结构材料或经过优化的专用涂料。因此，选择性吸收体通过确保捕获和转化更多能量来增强太阳能电池板和其他能源系统的整体性能。除了太阳能，选择性吸收体还在环境监测和建筑设计等领域找到应用。在环境科学中，它们可以用于检测特定污染物，通过吸收与这些物质相关的特定波长。这一能力使得空气质量的测量和监测更加准确，从而有助于改善公共健康结果。在建筑学中，选择性吸收体可以集成到建筑材料中，以调节室内温度。通过在白天吸收阳光并在夜间缓慢释放，这些材料有助于保持舒适的生活条件，同时减少对人工采暖和制冷的需求。这不仅导致节能，还促进了可持续建筑实践。先进的选择性吸收体的发展是一个活跃的研究领域，科学家们正在探索新材料和技术，以提高其效率和有效性。诸如超材料等创新材料具有自然界中不存在的独特属性，为增强选择性吸收体的能力提供了令人兴奋的可能性。通过在纳米尺度上操控光与物质之间的相互作用，研究人员旨在创建能够实现特定波长近乎完美吸收的材料，为下一代能源系统铺平道路。总之，选择性吸收体的重要性远远超出了其基本定义。它们对于可再生能源技术、环境监测和可持续建筑的进步至关重要。随着我们继续面临与气候变化和能源消耗相关的挑战，选择性吸收体的作用无疑会增加，使我们理解和利用其潜力变得至关重要。通过持续的研究和创新，我们可以开启通往更高效和可持续未来的新途径，推动选择性吸收和能源优化的原则。