V2EX wide-bandgap

Wide-bandgap

释义 Definition

“宽禁带(的)”:指半导体材料的带隙(bandgap)较大,因此通常能在更高温度、更高电压、更高频率更强辐射环境下工作,并常用于功率电子与射频器件等领域。(常写作 wide-bandgapwide bandgap;也可作名词短语 wide-bandgap semiconductor:宽禁带半导体。)

发音 Pronunciation (IPA)

/wad bndp/

例句 Examples

Wide-bandgap materials can handle higher voltages.
宽禁带材料可以承受更高电压。

Researchers are developing wide-bandgap semiconductors like SiC and GaN to improve the efficiency of power converters.
研究人员正在开发如碳化硅(SiC)和氮化镓(GaN)等宽禁带半导体,以提升电力变换器的效率。

词源 Etymology

该词为复合构词:wide(宽的)+ bandgap(能带间隙/带隙)。其中 band(能带)+ gap(间隙)用于固体物理与半导体语境,表示价带与导带之间的能量差;带隙“更宽”即为“宽禁带”。

相关词 Related Words

文学与作品 Literary Works

  • Fundamentals of Power Semiconductor Devices(B. Jayant Baliga)中讨论了宽禁带材料在功率器件中的优势。
  • Power Electronics: Converters, Applications, and Design(Ned Mohan 等)在功率变换与器件材料发展部分常提及宽禁带器件。
  • Semiconductor Device Fundamentals(Robert F. Pierret)在半导体基础概念(带隙、材料特性)相关章节为理解“宽禁带”提供背景。
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