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Title: Energy loss of MeV light ions specularly reflected from a SnTe(001) surface

Journal Article · · Phys. Rev. B: Condens. Matter; (United States)

Energy losses of specularly reflected MeV protons and He ions from a clean (001) surface of SnTe single crystal are observed. The position-dependent stopping powers near the surface are derived from the observed results. The obtained stopping power is proportional to E/sup -1/2/ exp(-..beta../sub 3/x/2a/sub TF/), where E is the ion energy, a/sub TF/ is the Thomas-Fermi screening distance, ..beta../sub 3/ is 0.3, and x is the distance from the surface. This result is similar to the observed position-dependent stopping power for planar channeled ions.

Research Organization:
Department of Engineering Science, Kyoto University, Kyoto, 606, Japan
OSTI ID:
5941552
Journal Information:
Phys. Rev. B: Condens. Matter; (United States), Vol. 36:1
Country of Publication:
United States
Language:
English