photoreaction

简明释义

英[fəʊtəʊrɪˈækʃən]美[foʊtərɪˈækʃn]

n. [化学] 光反应；光化反应；光致反应

英英释义

单词用法

同义词

反义词

例句

1.Under irradiation, photoreaction occurring between adjacent layers was confirmed by UV Vis and Fourier transform infrared(FTIR) spectra, which covalently attached DNA to DAR in the multilayer.

在紫外光照射下，这种静电沉积多层膜相邻层间DNA上的磷酸基团与DAR上的重氮基团发生反应，从而将DNA共价连接到多层膜中。

2.Under irradiation, photoreaction occurring between adjacent layers was confirmed by UV Vis and Fourier transform infrared(FTIR) spectra, which covalently attached DNA to DAR in the multilayer.

在紫外光照射下，这种静电沉积多层膜相邻层间DNA上的磷酸基团与DAR上的重氮基团发生反应，从而将DNA共价连接到多层膜中。

3.Owing to the well know photoreaction of diazonium and sulfonate groups, the above-assembled films containing multiplayer of DAR/FeTSPP were irradiated by UV light.

多层膜的组装过程我们用紫外光谱跟踪表征组装过程，用紫外和红外光谱证明了磺酸基和重氮基在紫外光光照前后发生了光解反应。

4.Compared with the photoreaction in distilled water, the ions in artificial seawater could enhance the photolysis of naphthalene.

同蒸馏水中的光反应相比，人工海水中的离子有助于提高萘的光解反应。

5.The photoreaction behavior of CCU in simulated atmosphere, water, and organic solvents has been studied in this paper.

本文采用实验模拟的方法研究了灭幼脲在大气中、水体中、以及各种有机溶剂中的光解行为。

6.The process of photosynthesis involves a complex series of photoreactions 光反应 that convert light energy into chemical energy.

光合作用的过程涉及一系列复杂的光反应光反应，将光能转化为化学能。

7.Researchers are studying the photoreaction 光反应 mechanisms in plants to improve crop yields.

研究人员正在研究植物中的光反应光反应机制，以提高作物产量。

8.In solar energy systems, the efficiency of photoreactions 光反应 is crucial for converting sunlight into electricity.

在太阳能系统中，光反应光反应的效率对于将阳光转化为电能至关重要。

9.The study of photoreactions 光反应 can lead to advancements in artificial photosynthesis technologies.

对光反应光反应的研究可以推动人工光合作用技术的发展。

10.Certain pigments in algae are responsible for initiating photoreactions 光反应 that capture light energy.

某些藻类中的色素负责启动光反应光反应，捕获光能。

作文

In the realm of science, particularly in chemistry and biology, the term photoreaction refers to a process that involves the absorption of light energy, which leads to a chemical reaction. This phenomenon is crucial for various natural processes, most notably photosynthesis, where plants convert sunlight into chemical energy. During a photoreaction, light photons are absorbed by molecules, causing them to become excited and facilitating a transformation in their structure or energy state. This transformation can result in the formation of new compounds or the release of energy, which is essential for life on Earth. Photosynthesis is perhaps the most well-known example of a photoreaction. In this process, chlorophyll, the green pigment found in plants, absorbs sunlight, triggering a series of chemical reactions that convert carbon dioxide and water into glucose and oxygen. The glucose produced serves as an energy source for the plant, while the oxygen is released into the atmosphere, supporting aerobic life forms. Without photoreaction, the energy flow in ecosystems would be severely disrupted, highlighting its importance in maintaining life. Beyond plants, photoreaction plays a significant role in various technological applications. For instance, in solar energy conversion, researchers are developing materials that can efficiently harness sunlight to produce electricity. These materials undergo photoreaction when exposed to light, allowing them to convert solar energy into usable electrical energy. This technology has the potential to provide a sustainable alternative to fossil fuels, addressing the urgent need for clean energy sources in the face of climate change. Moreover, photoreaction is utilized in the field of photochemistry, where light-induced reactions are studied to develop new chemical processes and products. For example, photoreactive polymers are used in various applications, from medical devices to electronics, where their properties can be altered by exposure to light. This ability to control material properties through photoreaction opens up new avenues for innovation in multiple industries. In conclusion, the concept of photoreaction encompasses a wide range of processes that are fundamental to both natural and artificial systems. From the life-sustaining process of photosynthesis to cutting-edge technologies in renewable energy and materials science, photoreaction demonstrates the intricate relationship between light and chemical reactions. Understanding and harnessing these processes not only enhances our knowledge of the natural world but also paves the way for advancements that can significantly impact our future. As we continue to explore the potential of photoreaction, it becomes increasingly clear that light is not just a source of illumination but also a powerful catalyst for change.

在科学领域，特别是在化学和生物学中，术语photoreaction指的是一个过程，该过程涉及光能的吸收，从而导致化学反应的发生。这种现象对各种自然过程至关重要，最显著的例子是光合作用，在这一过程中，植物将阳光转化为化学能。在photoreaction过程中，光子被分子吸收，使其变得激发，并促进其结构或能量状态的转变。这种转变可以导致新化合物的形成或能量的释放，这对地球上的生命至关重要。 光合作用可能是最著名的photoreaction示例。在这个过程中，植物中发现的绿色颜料叶绿素吸收阳光，触发一系列化学反应，将二氧化碳和水转化为葡萄糖和氧气。产生的葡萄糖作为植物的能量来源，而氧气则释放到大气中，支持需氧生物。如果没有photoreaction，生态系统中的能量流动将受到严重干扰，这突显了它在维持生命方面的重要性。 除了植物，photoreaction在各种技术应用中也发挥着重要作用。例如，在太阳能转换中，研究人员正在开发能够有效利用阳光来生产电力的材料。这些材料在暴露于光线时会经历photoreaction，使它们能够将太阳能转化为可用的电能。这项技术有潜力为化石燃料提供可持续的替代方案，以应对气候变化带来的紧迫需求。 此外，photoreaction还用于光化学领域，研究光诱导反应以开发新的化学过程和产品。例如，光反应聚合物被广泛应用于从医疗设备到电子产品的各种应用中，其特性可以通过暴露于光线进行改变。这种通过photoreaction控制材料特性的能力为多个行业的创新开辟了新的途径。 总之，photoreaction的概念涵盖了广泛的过程，这些过程是自然和人工系统的基础。从维持生命的光合作用到可再生能源和材料科学中的尖端技术，photoreaction展示了光与化学反应之间错综复杂的关系。理解和利用这些过程不仅增强了我们对自然世界的认识，也为可以显著影响我们未来的进步铺平了道路。随着我们继续探索photoreaction的潜力，越来越清楚的是，光不仅是照明的来源，还是变革的强大催化剂。