Local tunneling spectroscopy of a Nb/InAs/Nb superconducting proximity system with a scanning tunneling microscope

Journal Article · Fri Mar 01 00:00:00 EST 1991 · Physical Review, B: Condensed Matter; (USA)

DOI:https://doi.org/10.1103/PhysRevB.43.6214· OSTI ID:5736340

Inoue, K; Takayanagi, H ^[1]

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1. NTT Basic Research Laboratories, 3-9-11 Midori-cho, Musashino-shi, Tokyo 180, Japan (JP)

Local tunneling spectroscopy for a Nb/In/As/Nb superconducting proximity system was demonstrated with a low-temperature scanning tunneling microscope. It is found that the local electron density of states in the InAs region is spatially modulated by the neighboring superconductor Nb.

• OSTI ID: 5736340
• Journal Information: Physical Review, B: Condensed Matter; (USA), Vol. 43:7; ISSN 0163-1829
• Country of Publication: United States
• Language: English

Related Subjects

36 MATERIALS SCIENCE
INDIUM ARSENIDES
TUNNEL EFFECT
NIOBIUM
ELECTRON DENSITY
ENERGY-LEVEL DENSITY
LOW TEMPERATURE
SCANNING ELECTRON MICROSCOPY
SUPERCONDUCTING JUNCTIONS
ARSENIC COMPOUNDS
ARSENIDES
ELECTRON MICROSCOPY
ELEMENTS
INDIUM COMPOUNDS
JUNCTIONS
METALS
MICROSCOPY
PNICTIDES
TRANSITION ELEMENTS
360104* - Metals & Alloys- Physical Properties
360603 - Materials- Properties