phosphoresce

简明释义

英[ˌfɒsfəˈres]美[ˌfɑsfəˈres]

v. 发出磷光，闪磷火

第 三 人 称 单 数 p h o s p h o r e s c e s

现 在 分 词 p h o s p h o r e s c i n g

过 去 式 p h o s p h o r e s c e d

过 去 分 词 p h o s p h o r e s c e d

英英释义

单词用法

同义词

反义词

例句

1.Certain materials can phosphoresce after being exposed to light, emitting a glow in the dark.

某些材料在暴露于光线后可以发光，在黑暗中发出光芒。

2.The stars on the ceiling phosphoresce, creating a beautiful night sky effect in the room.

天花板上的星星发光，在房间里创造出美丽的夜空效果。

3.Some ocean creatures phosphoresce to attract mates or deter predators.

一些海洋生物发光以吸引配偶或吓跑捕食者。

4.After being charged by sunlight, the paint will phosphoresce for several hours.

在阳光照射后，这种油漆会发光几个小时。

5.The toys are designed to phosphoresce, making them fun for children at night.

这些玩具设计成可以发光，让孩子们在晚上玩得开心。

作文

In the realm of natural phenomena, few occurrences are as enchanting as the ability of certain materials to phosphoresce. This fascinating property allows substances to absorb light and then re-emit it over an extended period, creating a mesmerizing glow that can often be seen in the dark. The phenomenon of phosphorescence is not only captivating but also serves various practical purposes in our daily lives. From the glow-in-the-dark stars that adorn children’s bedrooms to the safety signs that illuminate our paths in emergencies, the applications of phosphorescent materials are both diverse and impactful. To understand how materials phosphoresce, we must delve into the science behind it. When certain substances, like zinc sulfide or strontium aluminate, are exposed to light, they absorb energy from photons. This energy excites the electrons within the material, causing them to jump to a higher energy level. Unlike fluorescence, where the absorbed energy is released almost immediately, phosphorescence involves a delayed release of energy. This delay occurs because the excited electrons become trapped in a higher energy state for a longer time before returning to their original state. As they do so, they emit light, resulting in the characteristic glow of phosphorescent materials. The duration of the glow can vary significantly based on the material and the conditions under which it was charged with light. Some materials may phosphoresce for just a few seconds, while others can continue to emit light for hours or even days after the initial light source has been removed. This prolonged luminescence makes phosphorescent materials particularly useful in various fields. For instance, in the construction industry, phosphorescent paints are used on safety signs and emergency exit routes, ensuring visibility even in complete darkness. Moreover, the aesthetic appeal of phosphorescent objects cannot be overlooked. Artists and designers often incorporate these materials into their works, creating installations that come alive at night. The interplay of light and shadow, coupled with the gentle glow of phosphorescent elements, adds a unique dimension to artistic expression. In this way, phosphorescence transcends its scientific definition, becoming a medium through which creativity flourishes. In addition to its practical uses, the study of phosphorescence also opens doors to understanding other related phenomena in physics and chemistry. Researchers investigate the mechanisms behind this property to develop new materials with enhanced phosphorescent capabilities. This ongoing exploration can lead to advancements in technology, such as improved lighting systems and innovative display screens that utilize phosphorescent properties. Ultimately, the ability to phosphoresce serves as a reminder of the wonders of the natural world. It illustrates how light can be captured, stored, and released in ways that are both functional and beautiful. Whether through practical applications in safety and design or through the sheer joy of watching objects glow in the dark, phosphorescence enriches our lives in myriad ways. As we continue to explore and harness this remarkable phenomenon, we are reminded of the intricate connections between science, art, and the everyday experiences that shape our understanding of the world around us.

在自然现象的领域中，少有现象能像某些材料的能力那样迷人，它们能够磷光。这种迷人的特性使得物质能够吸收光并在较长时间内重新发射光，创造出一种令人着迷的光辉，常常可以在黑暗中看到。磷光现象不仅令人着迷，而且在我们的日常生活中也具有多种实际用途。从装饰儿童卧室的夜光星星到在紧急情况下照亮我们道路的安全标志，磷光材料的应用既多样又深远。 要理解材料如何磷光，我们必须深入探讨其背后的科学。当某些物质，如硫化锌或铝酸锶，暴露在光线下时，它们会吸收光子的能量。这种能量使材料内部的电子激发，使其跳到更高的能量水平。与荧光不同，后者吸收的能量几乎立即释放，磷光涉及能量的延迟释放。这种延迟发生是因为激发的电子在返回其原始状态之前，会在较高的能量状态中被困住更长时间。当它们这样做时，会发出光，从而导致磷光材料特有的光辉。 光辉的持续时间可能因材料和充电条件而异。一些材料可能仅磷光几秒钟，而其他材料在初始光源移除后，可以继续发光数小时甚至数天。这种延长的发光使得磷光材料在各个领域特别有用。例如，在建筑行业，磷光涂料用于安全标志和紧急出口路线，确保即使在完全黑暗中也能可见。 此外，磷光物体的美学吸引力也不容忽视。艺术家和设计师经常将这些材料融入他们的作品中，创作出夜晚生动的装置。光与影的交织，加上磷光元素的柔和光辉，为艺术表达增添了独特的维度。通过这种方式，磷光超越了其科学定义，成为创造力蓬勃发展的媒介。 除了其实际用途外，研究磷光的过程也为理解物理和化学中的其他相关现象打开了大门。研究人员调查这种特性的机制，以开发具有增强磷光能力的新材料。这一持续的探索可以导致技术的进步，例如改进的照明系统和利用磷光特性的创新显示屏。 最终，能够磷光的能力提醒我们自然世界的奇迹。它展示了光如何以功能性和美丽的方式被捕获、存储和释放。无论是通过安全和设计的实际应用，还是通过观看物体在黑暗中发光的纯粹乐趣，磷光以各种方式丰富了我们的生活。当我们继续探索和利用这一非凡现象时，我们被提醒科学、艺术与塑造我们对周围世界理解的日常体验之间的复杂联系。