photodiode

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数据源: ai_enrichment
光电二极管是一种将光信号转换为电信号的半导体器件,常用于光检测和通信系统。

用法要点

句型搭配

通常作为名词使用,在句子中作主语或宾语,描述其功能或应用。

• The photodiode detects light.
• We need a photodiode for this circuit.

介词用法

常与介词'in'连用表示应用领域,或与'with'连用表示搭配使用。

• Used in optical communication.
• Connect the photodiode with an amplifier.

语域说明

主要用于科技、工程和学术领域,日常对话中较少使用,属于专业术语。

• In technical reports.
• During engineering discussions.

基础例句

The photodiode in this remote control helps it detect infrared signals.

这个遥控器里的光电二极管帮助它检测红外信号。

I replaced the photodiode in my light sensor because it stopped working.

我更换了光传感器中的光电二极管,因为它不工作了。

Make sure the photodiode is properly aligned with the light source.

确保光电二极管与光源正确对齐。

高级例句

The research team utilized a high-speed photodiode to analyze ultrafast optical pulses in quantum experiments.

研究团队使用高速光电二极管来分析量子实验中的超快光脉冲。

In fiber optic communication systems, photodiodes are critical for converting optical signals back into electrical data.

在光纤通信系统中,光电二极管对于将光信号转换回电数据至关重要。

The company's new product integrates an advanced photodiode array for enhanced imaging in medical diagnostics.

该公司的新产品集成了先进的光电二极管阵列,以提升医学诊断中的成像效果。

高频搭配

verb

detect lightconvert lightmeasure intensityoperate atrespond to

adjective

silicon photodiodefast photodiodesensitive photodiodeinfrared photodiodeavalanche photodiode

noun

photodiode arrayphotodiode detectorphotodiode circuitphotodiode responsephotodiode sensitivity

adverb

highly sensitiverapidly respondaccurately measuredirectly connect

preposition

in the circuitwith an amplifierfor detectionto light

phrase

photodiode-based systemphotodiode output signalphotodiode dark currentphotodiode spectral response

常见错误

❌ 错误:The photodiode is used for produce electricity.
✓ 正确:The photodiode is used to convert light into electrical signals.

错误在于误用'for produce',正确应为'to convert',因为光电二极管的功能是转换而非生产电能。

❌ 错误:I need a photodiode to detect the sound.
✓ 正确:I need a photodiode to detect light.

错误在于混淆检测对象,光电二极管检测光信号,而非声音,应使用'light'而非'sound'。

近义词辨析

photodetector

光电探测器是一个更广泛的术语,可以包括光电二极管、光电晶体管等多种器件;光电二极管特指一种基于PN结的半导体光检测器。

A photodiode is a type of photodetector, but not all photodetectors are photodiodes.

solar cell

太阳能电池主要用于将光能转换为电能以供使用,而光电二极管主要用于光信号检测和测量,通常工作在反向偏置模式下。

A solar cell generates power from sunlight, whereas a photodiode detects light intensity in a circuit.