- Precision: The ability to control the structure at the atomic or molecular level allows for the design of catalysts with specific properties. - Scalability: Techniques like CVD and ALD can be scaled up for industrial applications. - Versatility: Bottom-up methods can be applied to a wide range of materials, including metals, oxides, and polymers. - Novel Properties: New catalytic materials with unique electronic, optical, or mechanical properties can be synthesized.