absorptance，读音：英 [?b?s??rb?nt?ns]；美 [?b?s??rb?nt?ns]。意思是吸收率。
以下是一些关于absorptance的英语范文：
Absorptance of Light
Light is absorbed by materials in different ways, depending on their composition and structure. For example, certain substances may absorb light due to the presence of chemical bonds or impurities in their structure. Other materials may absorb light due to their nanostructured surface, which can trap light and enhance its absorption.
The absorptance of a material is a measure of how much light is absorbed by it per unit area. It is typically expressed as a percentage, with values ranging from 0 to 100%. A material with a high absorptance is said to be highly transparent, while a material with a low absorptance is said to be opaque or translucent.
In some cases, absorptance can be enhanced by using special coatings or surface treatments that increase the surface area of the material for light absorption. This can be achieved by using thin films, nanostructured coatings, or other optical engineering techniques.
In summary, absorptance is an important parameter that determines how much light is absorbed by materials and how they affect the overall optical properties of a system. Understanding absorptance and its impact on optical systems is crucial for designing effective optical components and materials.
希望以上范文能够帮助你更好地理解absorptance这个英语词汇。
absorptance
Absorptance is a measure of how effectively light or other radiation is absorbed by a material or surface. It is a crucial factor in determining the performance of optical systems, solar panels, and other devices that use light or other radiation.
When light hits a surface, some of it will be reflected, some will pass through, and some will be absorbed. The absorptance is the proportion of the incident radiation that is actually absorbed by the surface. High absorptance means that more of the incident radiation is converted into useful energy, while low absorptance indicates that some of the radiation is lost without being used.
In order to increase absorptance, materials can be chosen that have a high absorption coefficient for the type of radiation being used. Additionally, the geometry of the surface or material can be altered to increase the absorption area or to minimize reflection.
In optical systems, absorptance is important in determining the efficiency of light collection and conversion. In solar panels, high absorptance means that more sunlight is converted into electricity, resulting in increased energy production.
Overall, absorptance is a key factor in the design and optimization of various devices that use light or other radiation. Understanding and maximizing absorptance can result in improved performance and energy efficiency.
absorptance
发音：/?b?s??p?nt/
英语范文：
Absorptance is a measure of how effectively light or other radiation is absorbed by a material. It is an important parameter in the field of optics and materials science.
When light hits a material, some of it will be reflected, some will be transmitted, and some will be absorbed. The absorptance indicates how much of the incident radiation is actually absorbed by the material.
In optical applications, absorptance is crucial for determining the efficiency of solar energy conversion systems and for optimizing the design of optical devices such as solar cells and lenses. In materials science, absorptance is also important for understanding the optical and electrical properties of materials.
If a material has high absorptance, it means that it can convert more of the incident radiation into useful energy. This can be beneficial in applications such as solar energy harvesting and thermal management systems. On the other hand, if a material has low absorptance, it means that it cannot efficiently convert incident radiation into useful energy and may limit the performance of optical devices or solar cells.
In order to increase absorptance, materials can be designed with special structures or compositions that enhance absorption. For example, nanostructured materials with high surface areas and good light scattering properties can be used in solar cells to increase absorptance.
In summary, absorptance is an important parameter in the field of optics and materials science that determines the performance of optical devices and solar energy conversion systems. Understanding absorptance and its impact on various applications is crucial for developing efficient and sustainable energy systems.
