Synthesis, characterization and magnetic property of 3D flower-like nickel sulphide nanocrystals through decomposing bis(thiourea) nickel(II) chloride crystals. - YIN, PENG-FEI; SUN, LI-LI; ZHOU, CHAO; SUN, YU-HENG; HAN, XIANG-YU; DENG, CHENG-RONG (Bulletin of Materials Science, 2015)