Complex sentence: Nanoceramics were discovered in the early 1980s and formed using a process called sol-gel which mixes nanoparticles within a solution and gel to form the nanoparticle.
Split into simpler sentences: Nanoceramics were discovered in the early 1980s. They were formed using a process called sol-gel which mixes nanoparticles within a solution and gel to form the nanoparticle.