Positron annihilation in semiconductors: defect studies

R Krause-Rehberg, HS Leipner - 1999 - books.google.com
The subject of this book is the investigation of lattice imperfections in semiconductors by
means of positron annihilation. A comprehensive review is given of the different positron …

Passively modelocked surface-emitting semiconductor lasers

U Keller, AC Tropper - Physics Reports, 2006 - Elsevier
This paper will review and discuss pico-and femtosecond pulse generation from passively
modelocked vertical–external-cavity surface-emitting semiconductor lasers (VECSELs). We …

Variation of lattice constant and cluster formation in GaAsBi

J Puustinen, M Wu, E Luna, A Schramm… - Journal of Applied …, 2013 - pubs.aip.org
We investigate the structural properties of GaAsBi layers grown by molecular beam epitaxy
on GaAs at substrate temperatures between 220–315 C. Irrespective of the growth …

Carrier dynamics in Beryllium doped low-temperature-grown InGaAs/InAlAs

B Globisch, RJB Dietz, D Stanze, T Göbel… - Applied Physics …, 2014 - pubs.aip.org
The electron and hole dynamics in low-temperature-grown InGaAs/InAlAs multiple quantum
well structures are studied by optical pump-probe transmission measurements for Beryllium …

Observation of defect complexes containing Ga vacancies in GaAsN

J Toivonen, T Hakkarainen, M Sopanen… - Applied Physics …, 2003 - pubs.aip.org
Positron annihilation spectroscopy was used to study GaAsN/GaAs epilayers. GaAsN layers
were found to contain Ga vacancies in defect complexes. The density of the vacancy …

Free-carrier dynamics in low-temperature-grown GaAs at high excitation densities investigated by time-domain terahertz spectroscopy

G Segschneider, F Jacob, T Löffler, HG Roskos… - Physical Review B, 2002 - APS
We investigate the dynamics of the high-frequency conductivity of optically excited low-
temperature-grown GaAs (LT-GaAs)—a material widely used for photoconductive switching …

[HTML][HTML] Terahertz detectors from Be-doped low-temperature grown InGaAs/InAlAs: Interplay of annealing and terahertz performance

B Globisch, RJB Dietz, S Nellen, T Göbel, M Schell - AIP Advances, 2016 - pubs.aip.org
The influence of post-growth annealing on the electrical properties, the transient carrier
dynamics and the performance as THz photoconductive receiver of Beryllium (Be) doped …

[HTML][HTML] Low bandgap GaAsNBi solar cells

J Puustinen, J Hilska, A Aho, E Luna, A Fihlman… - Solar Energy Materials …, 2024 - Elsevier
The development of low bandgap GaAsNBi solar cells grown using MBE is reported. The
devices include a pin heterostructure with GaAsNBi as the i-layer. The substrate rotation is …

chapter 1 III-V ferromagnetic semiconductors

F Matsukura, H Ohno, T Dietl - Handbook of magnetic materials, 2002 - Elsevier
Publisher Summary Modem information technology utilizes the charge degree of freedom of
electrons in semiconductors to process the information and the spin degree of freedom in …

A thermodynamic analysis of native point defect and dopant solubilities in zinc-blende III–V semiconductors

DTJ Hurle - Journal of Applied Physics, 2010 - pubs.aip.org
A thermodynamic model is used to analyze available experimental data relevant to point
defects in the binary zinc-blende III–V compounds (Ga, In)-(P, As, Sb). The important point …