👉 Microengineering refers to the precise manipulation and control of materials and structures at the micro- and nanoscale levels, typically ranging from 1 to 100 micrometers. This involves the design and fabrication of components and systems with features that are smaller than the wavelength of light, enabling unprecedented control over physical properties and functionalities. Techniques in microengineering include lithography, etching, deposition, and self-assembly, which are used to create intricate patterns, structures, and devices with high precision. These processes allow for the development of advanced materials, microelectromechanical systems (MEMS), and nanodevices with applications in electronics, medicine, energy, and environmental technologies. By mastering microengineering, engineers can innovate at the fundamental level, leading to breakthroughs in performance, efficiency, and miniaturization across various industries.