the self‐healing materials are categorized into two types: extrinsic and intrinsic self‐healing materials depending on the source of self‐healing agents. Extrinsic self‐healing materials do not have ...

As an innovative concept in materials science and engineering, the inspiration for self-healing materials comes from living organisms that have the innate ability to self-heal. Along this line ...

Motivation can take two forms - intrinsic and extrinsic. Intrinsic motivation is the inner drive to succeed, engaging in the task or adhering to the activity for fun, enjoyment and satisfaction.