shallow acceptor

简明释义

浅受主

英英释义

例句

1.The presence of a shallow acceptor in the material enhances its p-type conductivity.

材料中存在的shallow acceptor增强了其p型导电性。

2.In semiconductor physics, a shallow acceptor is a type of impurity that can easily donate holes to the conduction band.

在半导体物理中，shallow acceptor是一种可以轻易向导带捐献空穴的杂质。

3.When analyzing the electrical properties of silicon, we often consider the effect of shallow acceptors like boron.

在分析硅的电学特性时，我们常常考虑像硼这样的shallow acceptor的影响。

4.The shallow acceptor level allows for easier excitation of electrons compared to deep acceptors.

与深层受体相比，shallow acceptor能级允许电子更容易地激发。

5.Researchers are studying how shallow acceptors can improve the efficiency of solar cells.

研究人员正在研究如何利用shallow acceptors提高太阳能电池的效率。

作文

In the field of semiconductor physics, the term shallow acceptor refers to a type of impurity atom that is introduced into a semiconductor material, such as silicon, to create holes in the crystal lattice. This process is essential for the doping of semiconductors, which ultimately enhances their electrical properties. Understanding the role of shallow acceptor impurities is crucial for anyone studying or working in electronics, as they play a significant part in the functionality of devices like diodes, transistors, and integrated circuits.A shallow acceptor is characterized by its energy level being close to the valence band of the semiconductor. When these acceptor atoms, often from group III of the periodic table, are added to a semiconductor, they can easily capture electrons from the valence band, creating holes. These holes act as positive charge carriers, which significantly improves the conductivity of the material. The presence of shallow acceptor impurities allows for better control over the electrical properties of the semiconductor, making it possible to design and fabricate various electronic components with specific characteristics.The importance of shallow acceptor impurities can be seen in the production of p-type semiconductors. In p-type materials, the majority carriers are holes, which are created by the introduction of acceptor impurities. For example, when boron is doped into silicon, it acts as a shallow acceptor, allowing for the generation of holes that facilitate electrical conduction. This process is fundamental in creating p-n junctions, which are essential for diodes and transistors.Furthermore, the concept of shallow acceptor can also be linked to the performance and efficiency of semiconductor devices. The shallower the acceptor level, the easier it is for the electrons to be thermally excited into the conduction band, thus increasing the number of free charge carriers available for conduction. This characteristic is particularly important in high-performance applications where rapid switching and low power consumption are critical.In conclusion, the term shallow acceptor plays a vital role in the understanding of semiconductor physics and technology. By introducing specific impurities into semiconductor materials, we can manipulate their electrical properties to create a wide range of electronic devices. As technology continues to advance, the significance of shallow acceptor impurities will only grow, highlighting the need for continued research and innovation in this area. For students and professionals alike, mastering the concept of shallow acceptor is essential for success in the ever-evolving world of electronics.

在半导体物理领域，术语shallow acceptor指的是一种杂质原子，它被引入半导体材料（如硅）中，以在晶体晶格中产生空穴。这个过程对于半导体的掺杂至关重要，最终增强其电气特性。理解shallow acceptor杂质的作用对于任何学习或从事电子学的人来说都是至关重要的，因为它们在二极管、晶体管和集成电路等设备的功能中起着重要作用。shallow acceptor的特点是其能级接近半导体的价带。当这些接受原子，通常来自周期表的第三组，被添加到半导体中时，它们可以轻易地从价带捕获电子，从而产生空穴。这些空穴充当正电荷载流子，显著提高材料的导电性。shallow acceptor杂质的存在使得对半导体电气特性的控制变得更加容易，从而可以设计和制造具有特定特性的各种电子元件。shallow acceptor杂质的重要性可以在p型半导体的生产中看到。在p型材料中，主要载流子是空穴，这是通过引入受体杂质产生的。例如，当硼掺入硅中时，它作为shallow acceptor，允许生成有助于电导的空穴。这个过程在创建p-n结中是基础，这对二极管和晶体管至关重要。此外，shallow acceptor的概念也与半导体器件的性能和效率相关。受体能级越浅，电子被热激发到导带的难度就越小，从而增加可用于导电的自由电荷载体的数量。这个特性在高性能应用中尤为重要，在这些应用中，快速开关和低功耗至关重要。总之，术语shallow acceptor在理解半导体物理和技术中扮演着至关重要的角色。通过将特定杂质引入半导体材料，我们可以操控其电气特性，以创建各种电子设备。随着技术的不断进步，shallow acceptor杂质的重要性只会增加，这突显了在这一领域继续研究和创新的必要性。对于学生和专业人士来说，掌握shallow acceptor的概念对于在不断发展的电子世界中取得成功至关重要。