Band engineering in dilute nitride and bismide semiconductor lasers

CA Broderick, M Usman, SJ Sweeney… - Semiconductor …, 2012 - iopscience.iop.org
Highly mismatched semiconductor alloys such as GaN x As 1− x and GaBi x As 1− x have
several novel electronic properties, including a rapid reduction in energy gap with …

Unification of the Band Anticrossing and Cluster-State Models<? format?> of Dilute Nitride Semiconductor Alloys

A Lindsay, EP O'Reilly - Physical review letters, 2004 - APS
We show that a quantitative description of the conduction band in Ga (In) NAs is obtained by
combining the experimentally motivated band anticrossing model with detailed calculations …

Interaction between conduction band edge and nitrogen states probed by carrier effective-mass measurements in

F Masia, G Pettinari, A Polimeni, M Felici… - Physical Review B …, 2006 - APS
The electron effective mass, me, has been determined by magnetophotoluminescence in as-
grown and hydrogenated Ga As 1− x N x samples for a wide range of nitrogen …

Influence of conduction-band nonparabolicity on electron confinement and effective mass in quantum wells

S Tomić, EP O'Reilly, PJ Klar, H Grüning… - Physical Review B …, 2004 - APS
We derive an analytical model to describe the conduction-band states of GaNAs-based
quantum well structures, including the band anticrossing effect between N resonant states …

Influence of bismuth incorporation on the valence and conduction band edges of GaAs1− xBix

G Pettinari, A Polimeni, M Capizzi, JH Blokland… - Applied Physics …, 2008 - pubs.aip.org
We investigate the electronic properties of Ga As 1− x Bi x by photoluminescence at variable
temperature (T= 10–430 K) and high magnetic field (B= 0–30 T)⁠. In Ga As 0.981 Bi 0.019⁠ …

Charge separation and temperature-induced carrier migration in GaInNAs multiple quantum wells

T Nuytten, M Hayne, B Bansal, HY Liu… - Physical Review B …, 2011 - APS
We have investigated the photoluminescence (PL) of two carefully selected dilute nitride Ga
1-x In x N y As 1-y multiple quantum well structures in magnetic fields up to 50 T as a …

Magneto-optical properties of wurtzite-phase InP nanowires

M De Luca, A Polimeni, HA Fonseka, AJ Meaney… - Nano …, 2014 - ACS Publications
The possibility to grow in zincblende (ZB) and/or wurtzite (WZ) crystal phase widens the
potential applications of semiconductor nanowires (NWs). This is particularly true in …

Hydrogen Incorporation in III‐N‐V Semiconductors: From Macroscopic to Nanometer Control of the Materials' Physical Properties

R Trotta, A Polimeni, M Capizzi - Advanced Functional …, 2012 - Wiley Online Library
The effects of hydrogen incorporation in dilute nitride semiconductors, specifically GaAs1‐
xNx, are discussed. The remarkable consequences of hydrogen irradiation include tuneable …

Hydrogen diffusion in

R Trotta, D Giubertoni, A Polimeni, M Bersani… - Physical Review B …, 2009 - APS
Hydrogen (or deuterium) incorporation in dilute nitride semiconductors modifies dramatically
the electronic and structural properties of the crystal through the creation of nitrogen …

Magnetotransport study on as-grown and annealed n-and p-type modulation-doped GaInNAs/GaAs strained quantum well structures

Ö Dönmez, F Sarcan, A Erol, M Gunes… - Nanoscale research …, 2014 - Springer
We report the observation of thermal annealing-and nitrogen-induced effects on electronic
transport properties of as-grown and annealed n-and p-type modulation-doped Ga 1-x In x N …