Nanoelectronics is a branch of electronics that focuses on the use of nanotechnology to create electronic components at the nanoscale, typically between 1 to 100 nanometers. This field aims to develop smaller, faster, and more efficient devices by manipulating materials at the atomic and molecular levels. The advancements in nanoelectronics have led to the creation of innovative components such as transistors, sensors, and memory devices. These miniaturized components can significantly enhance the performance of electronic systems, paving the way for more powerful computers, smartphones, and other electronic gadgets while reducing energy consumption.