Search for "sol–hydrothermal method" in Full Text gives 2 result(s) in Beilstein Journal of Nanotechnology.
Beilstein J. Nanotechnol. 2019, 10, 1065–1072, doi:10.3762/bjnano.10.107
Beilstein J. Nanotechnol. 2018, 9, 447–459, doi:10.3762/bjnano.9.43