workfunction
名词
1. (物理)逸出功
2. (电子学)工作函数
形容词
1. (物理)逸出功的
2. (电子学)工作函数的
词语辨析
逸出功(work function)是指从物质表面逸出一个电子所需要克服的最小能量,而工作函数(workfunction)则特指在电子学中用于描述材料表面的逸出功。
词汇扩充
1. 功能函数(functional work function)
2. 表面逸出功(surface work function)
3. 金属逸出功(metal work function)
4. 半导体逸出功(semiconductor work function)
近义词
逸出势垒(escape barrier)、逸出电位(escape potential)、逃逸能(escape energy)
反义词
吸附能(adsorption energy)
柯林斯词典
暂无相关信息
牛津词典
暂无相关信息
用法
1. The workfunction of a material determines its ability to emit electrons.(一个材料的工作函数决定了其发射电子的能力。)
2. The workfunction can be measured using various experimental techniques.(工作函数可以使用各种实验技术进行测量。)
相关例句
- The workfunction of a metal can be affected by its surface conditions.(金属的工作函数可以受到其表面条件的影响。)
- A higher workfunction is required for electron emission in vacuum tubes.(在真空管中需要更高的工作函数才能实现电子发射。)
- The workfunction of a semiconductor can be modified by doping.(半导体的工作函数可以通过掺杂来改变。)
- In order to calculate the workfunction, precise measurements of energy levels are needed.(为了计算工作函数,需要对能级进行精确测量。)
- The workfunction of a material plays a crucial role in determining its electron affinity.(一个材料的工作函数在确定其电子亲和力方面起着关键作用。)
- Increasing the temperature can affect the workfunction of a material.(提高温度可以影响材料的工作函数。)
- The workfunction of a metal can be reduced by applying a thin film coating.(通过施加薄膜涂层可以降低金属的工作函数。)
- Understanding the workfunction is essential in the design of efficient solar cells.(了解工作函数对于高效太阳能电池的设计至关重要。)
- The workfunction difference between two materials can influence their interface properties.(两种材料之间的工作函数差异可以影响它们的界面特性。)
- The workfunction is a fundamental property of a material that affects its electronic behavior.(工作函数是一个影响材料电子行为的基本特性。)
- The workfunction of a substance can be determined by the photoelectric effect.(可以通过光电效应来确定物质的工作函数。)
- Researchers are studying ways to tune the workfunction of materials for specific applications.(研究人员正在研究如何调节材料的工作函数以适用于特定应用。)
- The workfunction of a material can be affected by the presence of impurities.(材料的工作函数可能会受到杂质存在的影响。)
- Different metals have different workfunctions, leading to variations in their electron emission properties.(不同金属具有不同的工作函数,导致它们的电子发射特性有所不同。)
- The workfunction of a material can be altered by applying an external electric field.(通过施加外电场可以改变材料的工作函数。)
- Measuring the workfunction of a material is important for characterizing its electronic properties.(测量材料的工作函数对于表征其电子性质很重要。)
- The workfunction is a key parameter in the study of surface physics.(工作函数是表面物理研究中的一个关键参数。)
- The workfunction of a material can be affected by its crystal structure.(材料的晶体结构可以影响其工作函数。)
- The workfunction of a substance can be influenced by its chemical composition.(物质的化学组成可以影响其工作函数。)
- Researchers are investigating ways to reduce the workfunction of materials to improve their performance in electronic devices.(研究人员正在研究降低材料的工作函数的方法,以提高其在电子设备中的性能。)