Nanoparticles: These particles can be made from various materials like metals, semiconductors, and polymers. They are used in drug delivery, imaging, and as catalysts. Nanotubes: Carbon nanotubes are one of the most well-known types. They have exceptional strength and electrical conductivity, making them useful in composite materials and electronics. Nanowires: These are typically used in nanoelectronics and sensors due to their high aspect ratio and electrical properties. Quantum Dots: These semiconductor nanoparticles exhibit unique optical and electronic properties, making them useful in displays, solar cells, and biological imaging.
