High-frequency vibrations in the context of cement and concrete refer to the application of rapid oscillatory motion to improve compaction and material properties during the mixing and setting phases. This technique is commonly used to enhance the homogeneity and mechanical strength of concrete by eliminating air pockets and ensuring a more uniform distribution of the cement paste and aggregates. It is particularly relevant in scenarios involving intricate formworks or dense reinforcement, where achieving optimal compaction through traditional methods can be challenging.