photons

简明释义

英[ˈfəʊtɒnz]美[ˈfoʊtɑnz]

n. [物]光子；[量子]光量子（photon 的复数）

英英释义

单词用法

同义词

反义词

例句

1.This gives you a little bit of an idea of just how many individual photons there are in a laser beam of light.

这让你对一束激光中有多少个光子有了一点概念。

2.How it works: Photons strike an immense sail of ultrathin material.

工作原理：光子击打在一张用超薄材料制作的巨大的帆上。

3.And if anyone attempts to intercept the photons, the properties get disturbed and an alarm is raised.

如果有人试图拦截光子，光子属性状态将受到干扰，并发出警报。

4.Thanks to the gradient, the stream of emitted photons is the same as the stream of absorbed photons.

而正是这种均匀过渡的结构使纳米晶体上放射出的光子与吸收的光子数量能保持一致。

5.Eventually, the electromagnetic photons are shifted to optical wavelengths.

最终，电磁光子转化成光波长。

6.If they are the same, the two photons will come out of the beam-splitter together.

如果他们状态一样，这两个光子就在分束器一起出来。

7.This gives you a little bit of an idea of just how many individual photons there are in a laser beam of light.

这让你对一束激光中有多少个光子有了一点概念。

8.Wave particle duality had been applied to photons.

波粒二象性应用于光子上。

9.In a vacuum, photons 光子 travel at the speed of light.

在真空中，光子 photons 以光速传播。

10.The laser emits a stream of photons 光子 that can be focused on a small area.

激光器发出一束可以集中在小区域的光子 photons。

11.When sunlight hits the solar panel, photons 光子 are absorbed and converted into electricity.

当阳光照射到太阳能电池板时，光子 photons 被吸收并转化为电能。

12.The study of photons 光子 is essential for understanding quantum mechanics.

对光子 photons 的研究对于理解量子力学至关重要。

13.Scientists have discovered that photons 光子 can be entangled, even over large distances.

科学家发现，即使在很大距离上，光子 photons 也可以纠缠。

作文

In the realm of physics, few concepts are as fascinating and fundamental as photons. A photon is a quantum of electromagnetic radiation, essentially a particle of light that carries energy. Understanding photons is crucial not only for physicists but also for anyone interested in how our universe operates. The study of photons has led to numerous technological advancements, including lasers, solar panels, and various forms of communication technology. To grasp the significance of photons, we must first delve into their properties. Unlike traditional particles, photons exhibit both wave-like and particle-like characteristics, a concept known as wave-particle duality. This means that photons can behave like waves, spreading out over space, or like particles, localized in a specific area. This dual nature is what makes photons so unique and essential for the understanding of modern physics. One of the most remarkable features of photons is their speed. They travel at the speed of light, approximately 299,792 kilometers per second in a vacuum. This incredible speed allows photons to traverse vast distances in space, making them the primary means by which we receive information from the cosmos. For instance, when we gaze at the stars, we are observing photons that have traveled millions of light-years to reach our eyes. This connection between photons and the universe enhances our understanding of astronomy and cosmology. Moreover, photons play an integral role in various natural phenomena. Photosynthesis, the process by which plants convert sunlight into energy, relies heavily on the absorption of photons. Chlorophyll, the green pigment in plants, captures photons from sunlight, initiating a series of chemical reactions that ultimately produce glucose and oxygen. This process is vital for life on Earth, as it forms the foundation of the food chain and contributes to the planet's atmosphere. In addition to their biological significance, photons are also pivotal in technology. The invention of the laser, which emits a coherent beam of light composed of photons, has transformed numerous fields, from medicine to telecommunications. Lasers are used in surgeries, barcode scanners, and fiber-optic communication, demonstrating the versatility and importance of photons in modern society. Furthermore, the study of photons has led to groundbreaking research in quantum mechanics and quantum computing. Quantum entanglement, a phenomenon where photons become interconnected regardless of distance, has opened new avenues for secure communication and advanced computing technologies. Researchers are exploring ways to harness the unique properties of photons for developing faster and more efficient computers. In conclusion, photons are not merely particles of light; they are essential components of the universe that influence various aspects of our lives. From enabling photosynthesis to powering cutting-edge technology, photons serve as a bridge between the microscopic world of quantum physics and the macroscopic world we experience daily. As we continue to explore the mysteries of photons, we unlock new possibilities for innovation and understanding in science and technology. The journey of discovery surrounding photons is far from over, and it promises to unveil even more secrets about the universe we inhabit.

在物理学的领域中，少有概念像光子一样引人入胜且基础。光子是电磁辐射的量子，基本上是携带能量的光粒子。理解光子不仅对物理学家至关重要，也对任何对我们宇宙如何运作感兴趣的人至关重要。对光子的研究导致了许多技术进步，包括激光、太阳能电池板和各种形式的通信技术。 要理解光子的重要性，我们首先必须深入了解它们的特性。与传统粒子不同，光子表现出波动和粒子两种特性，这一概念被称为波粒二象性。这意味着光子可以像波一样，在空间中扩散，也可以像粒子一样，局限在特定区域。这种双重特性使得光子独特而重要，是现代物理学理解的基础。 光子最显著的特点之一是它们的速度。它们以光速传播，真空中的速度约为每秒299,792公里。这种惊人的速度使得光子能够穿越广阔的空间，使其成为我们接收来自宇宙信息的主要手段。例如，当我们凝视星星时，我们观察到的光子已经旅行了数百万光年到达我们的眼睛。这种光子与宇宙之间的联系增强了我们对天文学和宇宙学的理解。 此外，光子在各种自然现象中也发挥着重要作用。光合作用是植物将阳光转化为能量的过程，严重依赖于对光子的吸收。叶绿素，植物中的绿色色素，捕捉阳光中的光子，启动一系列化学反应，最终产生葡萄糖和氧气。这个过程对地球上的生命至关重要，因为它构成了食物链的基础，并对地球的大气做出了贡献。 除了生物学意义外，光子在技术上也至关重要。激光的发明，发出由光子组成的相干光束，改变了多个领域，从医学到电信。激光用于手术、条形码扫描器和光纤通信，展示了光子在现代社会中的多样性和重要性。 此外，光子的研究已导致量子力学和量子计算方面的突破性研究。量子纠缠是一种现象，其中光子无论距离多远都变得相互关联，开辟了安全通信和先进计算技术的新途径。研究人员正在探索利用光子独特属性的方法，以开发更快、更高效的计算机。 总之，光子不仅仅是光的粒子；它们是宇宙的重要组成部分，影响着我们生活的各个方面。从促进光合作用到推动尖端技术的发展，光子作为微观量子物理世界与我们日常体验的宏观世界之间的桥梁。随着我们继续探索光子的奥秘，我们开启了科学和技术创新与理解的新可能性。围绕光子的发现之旅远未结束，它承诺揭示更多关于我们所居住宇宙的秘密。