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Level A1 – BeginnerCEFR A1
2 min
63 words
- Researchers at ETH Zurich make tiny OLED pixels.
- The pixels are much smaller than human cells.
- The team made a small logo with many pixels.
- The pixels glow and act as tiny lights.
- These pixels can make very small screens.
- They can also help in small microscopes.
- The researchers use thin material to make templates.
- The team plans to control each pixel individually.
Difficult words
- researcher — people who study and work in scienceResearchers
- pixel — small dot of light on a screenpixels
- microscope — tool to look at very small thingsmicroscopes
- template — thin shape used to make other partstemplates
- glow — give out light in a soft way
- control — make something work the way you want
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Would you like a very small screen?
- Have you ever used a microscope?
- Do you prefer big or small logos on devices?
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