n.a small sphere

Carbon spherules: synthesis, properties and mechanistic elucidation
Monodispersed hard carbon spherules with uniform nanopores
Phospholipid spherules (liposomes) as a model for biological membranes.
Accretion rate of cosmic spherules measured at the South Pole.
Sanidine spherules at the Cretaceous–Tertiary boundary indicate a large impact event
Monodispersed hard carbon spherules as a catalyst support for the electrooxidation of methanol
Lunar impact history from (40)Ar/(39)Ar dating of glass spherules
Occurrence of magnetic spherules in the Maastrichtian bone bed sedimentary sequence of Fatehgarh Formation, Barmer basin, India
Sonochemical Deposition of Air-Stable Iron Nanoparticles on Monodispersed Carbon Spherules
Biomimetic Crystallization of Calcium Carbonate Spherules with Controlled Surface Structures and Sizes by Double‐Hydrophilic Block ...