Researchers create QR code thinner than a human hair, set world record

Technology is not just becoming smarter; it is also becoming smaller with time. Every day, we see new developments that show how science is improving in ways that directly impact our lives. QR codes have already become a common part of daily routine, from payments to quick information access. Now, a new breakthrough has taken this familiar technology to an entirely different level.Researchers have created a QR code so small that it is thinner than a human hair, and the development has quickly become a talking point in the tech space.A team of researchers from TU Wien in Austria has developed this tiny QR code. Its unique size is what sets it apart. It is smaller than the width of a human hair, making it one of the smallest QR codes ever created.The achievement has been recognized by Guinness World Records. The organization shared the details and said, “It was created by cutting a chromium nitride thin film using a focused ion beam and measured an area of 1.977 square micrometers.”To make this feat possible, the researchers used a thin layer of chromium nitride. They carefully cut and shaped it using a focused ion beam.The final QR code measures only 1.977 square micrometers. This highlights the level of precision that can now be achieved in scientific work.This is not just about making something smaller. It shows how far technology has come in handling materials at a very small scale.It also reflects progress in nanotechnology. Such advancements can be useful in areas like data storage, security, and material science.This tiny QR code is a simple but strong example of modern scientific capability. It shows that researchers can now create highly detailed structures at a microscopic level.As technology continues to evolve, such developments may play an important role in shaping future innovations.Thumb image: X/ Guinness World Records