Atomically precise large-sized Au<sub><i>n</i></sub>(SR)<sub><i>m</i></sub> nanoclusters and scaling relationships among size, bandgap and excited-state lifetime
Xiang‐Sha Du, Tatsuya Higaki, Hedi Ma, Xinwen Zhang, Gangli Wang, He Wang, Rongchao Jin
Abstract
Large-sized Au 100 (SR) 42 and Au 102 (SR) 44 nanoclusters are synthesized. Their ultrasmall energy gaps and ultrafast carrier dynamics are measured. Some general trends among the energy gap, excited-state lifetime, size ( n ) and shape are discussed.
Topics & Concepts
NanoclustersExcited stateMaterials scienceScalingBand gapOptoelectronicsNanotechnologyAtomic physicsPhysicsGeometryMathematicsNanocluster Synthesis and ApplicationsGold and Silver Nanoparticles Synthesis and ApplicationsQuantum Dots Synthesis And Properties