Absorption dynamics of type-II GaSb/GaAs quantum dots
K Komolibus, T Piwonski, CJ Reyner, B Liang… - Optical Materials …, 2017 - opg.optica.org
In this paper room temperature pump-probe spectroscopy is employed to study ultrafast
absorption dynamics in type-II GaSb/GaAs quantum dots (QDs). Our results identify a strong …
absorption dynamics in type-II GaSb/GaAs quantum dots (QDs). Our results identify a strong …
Complex emission dynamics of type-II GaSb/GaAs quantum dots
K Gradkowski, N Pavarelli, TJ Ochalski… - Applied Physics …, 2009 - pubs.aip.org
Optical properties of the GaSb/GaAs quantum dot system are investigated using a time-
resolved photoluminescence technique. In this type-II heterostructure the carriers of different …
resolved photoluminescence technique. In this type-II heterostructure the carriers of different …
Thermal emission in type-II GaSb/GaAs quantum dots and prospects for intermediate band solar energy conversion
J Hwang, AJ Martin, JM Millunchick… - Journal of Applied …, 2012 - pubs.aip.org
The electronic structure and thermal carrier capture and escape mechanisms are studied for
GaSb/GaAs quantum dots with a type-II band alignment using admittance spectroscopy …
GaSb/GaAs quantum dots with a type-II band alignment using admittance spectroscopy …
Carrier dynamics in type-II GaSb/GaAs quantum dots
The optical properties and dynamics of charge carriers in self-organized arrays of type-II
(staggered band lineup) GaSb/GaAs quantum dots are studied. Interband absorption from …
(staggered band lineup) GaSb/GaAs quantum dots are studied. Interband absorption from …
Gain dynamics and ultrafast spectral hole burning in In (Ga) As self-organized quantum dots
Using a femtosecond three-pulse pump-probe technique, we investigated spectral hole-
burning and gain recovery dynamics in self-organized In (Ga) As quantum dots. The spectral …
burning and gain recovery dynamics in self-organized In (Ga) As quantum dots. The spectral …
Unveiling the electronic structure of GaSb/AlGaSb quantum dots emitting in the third telecom window
Epitaxially-grown semiconductor quantum dots (QDs) provide an attractive platform for the
development of deterministic sources of high-quality quantum states of light. Such non …
development of deterministic sources of high-quality quantum states of light. Such non …
[HTML][HTML] Photoluminescence properties as a function of growth mechanism for GaSb/GaAs quantum dots grown on Ge substrates
Z Zon, S Thainoi, S Kiravittaya… - Journal of Applied …, 2019 - pubs.aip.org
In this work, we use photoluminescence (PL) spectroscopy to investigate how self-
assembled GaSb/GaAs quantum dots (QDs) depend on their growth mechanism. Carrier …
assembled GaSb/GaAs quantum dots (QDs) depend on their growth mechanism. Carrier …
[PDF][PDF] Radiative recombination in type II GaSb/GaAs quantum dots
H Born, L Müller‐Kirsch, R Heitz, A Hoffmann… - physica status solidi …, 2001 - Citeseer
The type II band alignment of GaSb quantum dots (QDs) in a GaAs matrix leads to peculiar
optical and electronic properties [1–4]. Such type II QDs provide an about twice as large hole …
optical and electronic properties [1–4]. Such type II QDs provide an about twice as large hole …
Optical investigations of the dynamic behavior of GaSb/GaAs quantum dots
Time‐resolved radiative recombination measurements on GaSb quantum dots have been
performed. The GaSb quantum dots are grown by molecular beam epitaxy on (100) GaAs …
performed. The GaSb quantum dots are grown by molecular beam epitaxy on (100) GaAs …
Time-resolved amplified spontaneous emission in quantum dots
J Gomis-Bresco, S Dommers-Völkel, O Schöps… - Applied Physics …, 2010 - pubs.aip.org
In time-resolved experiments at InGaAs/GaAs quantum-dots-in-a-well (DWELL)
semiconductor optical amplifiers, pump-probe of the ground state (GS) population, and …
semiconductor optical amplifiers, pump-probe of the ground state (GS) population, and …