# Raman study of lattice vibrations in type II superlattice InAs/InAs1-xSbx

## TL;DR

This study uses polarized Raman spectroscopy to analyze lattice vibrations in InAs/InAs1-xSbx superlattices and alloys, providing insights into their vibrational properties relevant for optoelectronic applications.

## Contribution

It presents the first detailed polarized Raman analysis of InAs/InAs1-xSbx superlattices and alloys grown on GaSb substrates, highlighting vibrational characteristics.

## Key findings

- Identification of vibrational modes specific to superlattice structures
- Comparison of vibrational properties between superlattices and alloys
- Insights into strain and composition effects on lattice vibrations

## Abstract

In this work, we report a polarized Raman study on the vibrational properties of the InAs/InAs1-xSbx SLs as well as selected InAs1-xSbx alloys, all grown on GaSb substrates by either MBE or MOCVD, from both growth surface and cleaved edge.

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Source: https://tomesphere.com/paper/1704.04770