ChsmRev.1989. 89. 1861-1873
1881
Small-Particle Research: Physicochemical Properties of Extremely Small Colloidal Metal and Semiconductor Particles ARNIM HENGLEIN
n a ~ - l n s m ut?& i h M,euewl s&afl&d"b, Reoehgd Mar&
1000 e-svlh 39. FRG
8, 1989 mevlsed Manuscript Recehd Ju& 12, 1989)
conlents 1. Introduction 11. Metals A. Catalysis of Free Radical Reactions E. The Growing Microeiectrode C. Reactions of Silver Atoms in Solution D. Long4ved Silver Clusters in Solution E. Final Rematks 111. Semiconductors A. Size Quantization Effects B. me Question of "Magic" ~ g g i o m t i o n Numbers C. Surface ModHicatlon D. Colloidal Sandwich Slructures E. Excess Electrons on Particles F. Photoelectron Emission 0. Charge Carrier Interactions H. Conclusions
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I. Inlroductlon During the past decade, 'sd-particle" re-& has in various fields of and physics. By particles" are Illeant Of atoms or molecules of metals and semiconductors, raneine in size from
