It made the light bulb have light.
yes he improved the light bulb that Edison invented using the carbon filament.
James watt
A carbon filament lamp is an early type of incandescent light bulb that uses a carbon filament to produce light when electricity passes through it. The filament is heated to a high temperature, causing it to glow and emit light. These lamps were widely used in the late 19th and early 20th centuries but have largely been replaced by more energy-efficient lighting technologies, such as fluorescent and LED bulbs. While they are no longer common in everyday use, carbon filament lamps are sometimes utilized for decorative purposes in vintage lighting fixtures.
Yes
the first one was carbon filament
Modern light bulb filaments are usually Tungsten not Carbon. However early bulbs used things like silk coated with Carbon. Filament means thin thread. The bulbs are filled with inert gas like Argon to stop the filament from burning up with oxygen. Arc lamps use Carbon rods though.
The carbon filament, invented by Thomas Edison, significantly improved the light bulb by providing a durable and efficient source of light. When heated by an electric current, the carbon filament glows brightly, producing illumination while minimizing energy loss. This innovation allowed electric light bulbs to last longer and operate more effectively, paving the way for widespread adoption of electric lighting.
Lewis Howard Latimer
Do a search on Wikipedia.
A carbon filament is primarily made of carbon, often in the form of graphite. It is produced by heating carbon-containing materials, such as cellulose or polyacrylonitrile (PAN), to high temperatures in a process called carbonization. This process removes non-carbon elements, resulting in a material that has high electrical conductivity and thermal stability, making it suitable for applications like light bulbs and electronic devices.
tungsten lamp has got inert gas argonsometimes iodine is added to improve intensity carbon filament produces less light than tungsten lamp but it radiates much less energy in the form of heat waves
Thomas Edison It was actually Irving Langmuir (of General Electric), also an American. Edison's incandescent lamp used a carbon filament, as did that of his contemporary, England's Joseph Swan who got there before Edison (who invented a longer lasting carbon filament). William Coolidge improve on Langmuir's filament by making it longer (the familiar twisted shape) and brighter. Humphrey Davy had invented a platinum filament way back in 1809 that worked, but was too expensive for commercial use. Those that followed him failed to cotton on to the use of a metallic filament and went for carbon instead. What Tomas Edison can claim is the 'development' of a commercially useful light bulb using a carbon filament - though this was superseded by the tungsten filament not long after.