Studies of Intersubband Transitions in Arrays of Bi Nanowire Samples Using Optical Transmission

Abstract

This paper reports the fabrication of large diameter pores (> 150 nm) in anodic alumina that can be used to create wire arrays with significant surface effects but without significant quantum confinement. These wires therefore allow us to distinguish between optical absorption spectra features originating from quantum effects and those from surface effects. The paper presents techniques towards fabricating these bismuth wire arrays and presents optical absorption data from two bismuth nanowire arrays in the semimetal-semiconductor transition diameter regime. The results from previous publications are summarized and future directions are outlined.

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Document Details

Document Type
Technical Report
Publication Date
Nov 01, 2001
Accession Number
ADP012239

Entities

People

  • K. R. Maskaly
  • M. R. Black
  • O. Rabin
  • S. B. Cronin
  • Y. M. Lin

Organizations

  • Massachusetts Institute of Technology

Tags

DTIC Thesaurus Topics

  • Absorption
  • Absorption Coefficients
  • Absorption Spectra
  • Acids
  • Aluminum
  • Chemistry
  • Coefficients
  • Films
  • Materials
  • Materials Processing
  • Materials Science
  • Measurement
  • Nanocomposites
  • Optical Absorption
  • Optical Properties
  • Semiconductors
  • Spectra

Fields of Study

  • Physics

Readers

  • Nuclear and Radiation Engineering.
  • Phased Array Antenna Design.
  • Quantum Dot Semiconductor Device Photonics and Graphene Optoelectronic Materials and THz Physics.

Technology Areas

  • Microelectronics
  • Microelectronics - Graphene
  • Quantum Computing