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Invention of Blue LEDs

The Invention of Blue LEDs: Transforming Modern Life and the Global Energy Landscape

Introduction The 2014 Nobel Prize in Physics was jointly awarded to Isamu Akasaki, Hiroshi Amano, and Shuji Nakamura for their pioneering invention of efficient blue light-emitting diodes (LEDs) in the early 1990s. This invention marked a technological revolution that transformed the world of lighting and electronics. While red and green LEDs had existed for decades,…

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Nanotechnology

Nanotechnology and Its Transformative Role in the Health Sector

Introduction The 21st century has been marked by remarkable scientific innovations that have redefined the boundaries of medicine, materials science, and engineering. Among these, nanotechnology stands out as one of the most revolutionary fields of modern science. By manipulating matter at the nanoscale — one billionth of a meter — scientists have unlocked entirely new…

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