1 Introduction Microfluidics is the science and technology of manipulating minute volumes of fluids in channels ranging from several microns to several hundreds of microns.[1] This field offers numerous advantages, including low energy consumption,,[2] minimal material and fluid usage,[3, 4] precise control,[5] fast reaction,[6] high throughput,[7] integration of multiple functions,[8] process optimization and automation,[9] multiplexing,[10] and increased portability.[11, 12] As a result,...