Pick one to read (or read both!)

• Ion, A., Frohnhofen, J., Wall, L., Kovacs, R., Alistar, M., Lindsay, J., … & Baudisch, P. (2016, October). Metamaterial mechanisms. In Proceedings of the 29th Annual Symposium on User Interface Software and Technology (pp. 529-539). ACM.
• Ion, A., Wall, L., Kovacs, R., & Baudisch, P. (2017, May). Digital Mechanical Metamaterials. In Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems (pp. 977-988). ACM.
• Also read this: Vidimce, K., Kaspar, A., Wang, Y., & Matusik, W. (2016, October). Foundry: Hierarchical material design for multi-material fabrication. In Proceedings of the 29th Annual Symposium on User Interface Software and Technology (pp. 563-574). ACM.

Optional Additional neat stuff (note the publication venues — this is a hot topic)

Martínez, J., Dumas, J., & Lefebvre, S. (2016). Procedural voronoi foams for additive manufacturing. ACM Transactions on Graphics (TOG), 35(4), 44.

Think hyper-local robots which make up a larger structure: McEvoy, M. A., & Correll, N. (2015). Materials that couple sensing, actuation, computation, and communication. Science, 347(6228), 1261689.

Very cool use of auxetic building blocks (these react differently to compression than normal): Babaee, S., Shim, J., Weaver, J. C., Chen, E. R., Patel, N., & Bertoldi, K. (2013). 3D Soft metamaterials with negative Poisson’s ratio. Advanced Materials, 25(36), 5044-5049.

Moving slightly from meta materials to micro structures, but still same basic domain:

Very light, stiff lattices: Zheng, X., Lee, H., Weisgraber, T. H., Shusteff, M., DeOtte, J., Duoss, E. B., … & Kucheyev, S. O. (2014). Ultralight, ultrastiff mechanical metamaterials. Science, 344(6190), 1373-1377.

Use for manipulating optics: Chanda, D., Shigeta, K., Gupta, S., Cain, T., Carlson, A., Mihi, A., … & Rogers, J. A. (2011). Large-area flexible 3D optical negative index metamaterial formed by nanotransfer printing. Nature nanotechnology, 6(7), 402-

Ladd, C., So, J. H., Muth, J., & Dickey, M. D. (2013). 3D printing of free standing liquid metal microstructures. Advanced Materials, 25(36), 5081-5085.