emitter

If the emitter ledge is too thick, current will flow through the undepleted ledge, which increases the emitter-size effect.

The smoke detector has an emitter that senses smoke in the air.

The laser pointer uses an emitter to produce a beam of light for presentations.

Infrared sensors have emitters that emit infrared light to detect motion.

The LED light bulb contains an emitter that produces light when electricity passes through it.

A thermal camera uses an emitter to detect heat signatures in the environment.

The satellite has an emitter that sends signals back to Earth for communication.

The car's key fob has an emitter to unlock and lock the doors remotely.

A particle accelerator uses an emitter to generate high-energy particles for research.

The emission control system in the car reduces harmful pollutants from the emitter.

The U.S. has been the biggest emitter of greenhouse gases in history.

Is the world's largest carbon dioxide emitter seriously doing that?

It means more independent organizations are measuring greenhouse gases and identifying big emitters.

Well, the biggest gap was really with the major economies, the biggest emitters in the world.

If shipping were a country, it'd be the sixth largest emitter of CO2, trailing just behind Japan.

It's detected 50 super emitters across the world, mostly coming from fossil fuel, landfill and agricultural facilities.

Indonesia, for example, chafes at its reputation as the world's third-biggest emitter of carbon (a ranking it disputes).

If the world's wasted food was a country, it would be the third largest emitter of greenhouse gases.

Many of these buildings will be made using cement, a massive emitter of greenhouse gases.

It's the first time that India, the world's fourth biggest emitter of carbon dioxide has announced a net zero target.