Light scattering by a multicomponent plasma coupled with longitudinal-optical phonons: Raman spectra of -type GaAs:Zn

G Irmer, M Wenzel, J Monecke - Physical Review B, 1997 - APS
The LO-phonon–hole-plasmon coupling is investigated for p-type III-V semiconductors. Due
to a large carrier damping, only one coupled LO-phonon–plasmon mode (CPPM) appears …

Doping assessment in GaAs nanowires

NI Goktas, EM Fiordaliso, RR LaPierre - Nanotechnology, 2018 - iopscience.iop.org
Semiconductor nanowires (NWs) are a candidate technology for future optoelectronic
devices. One of the critical issues in NWs is the control of impurity doping for the formation of …

Mobility and carrier density in p-type GaAs nanowires measured by transmission Raman spectroscopy

B Ketterer, E Uccelli, AF i Morral - Nanoscale, 2012 - pubs.rsc.org
The unambiguous measurement of carrier concentration and mobility in semiconductor
nanowires remains a challenging task. This is a consequence of their one-dimensional …

Raman-scattering spectra of coupled LO-phonon–hole-plasmon modes in p-type GaAs

R Fukasawa, S Perkowitz - Physical Review B, 1994 - APS
We have measured the room-temperature Raman spectra of the coupled LO-phonon–
damped-hole-plasmon modes of ten p-type, Be-doped, molecular-beam-epitaxy-grown …

An all optical approach for comprehensive in-operando analysis of radiative and nonradiative recombination processes in GaAs double heterostructures

F Zhang, JF Castaneda, TH Gfroerer… - Light: Science & …, 2022 - nature.com
We demonstrate an all optical approach that can surprisingly offer the possibility of yielding
much more information than one would expect, pertinent to the carrier recombination …

Spectroscopic determination of hole density in the ferromagnetic semiconductor

MJ Seong, SH Chun, HM Cheong, N Samarth… - Physical Review B, 2002 - APS
A measurement of the hole density in the ferromagnetic semiconductor Ga 1− x Mn x As is
notoriously difficult using standard transport techniques due to the dominance of the …

Holographic plasmon relaxation with and without broken translations

M Baggioli, U Gran, AJ Alba, M Tornsö… - Journal of High Energy …, 2019 - Springer
A bstract We study the dynamics and the relaxation of bulk plasmons in strongly coupled
and quantum critical systems using the holographic framework. We analyze the dispersion …

Raman studies on and

P Verma, K Oe, M Yamada, H Harima… - Journal of Applied …, 2001 - pubs.aip.org
The lattice vibrational properties of new semiconductor alloys, GaAs 1− x Bi x and InAs 1− x
Bi x, are reported. These alloys, which were grown by metalorganic vapor phase epitaxy …

Dynamically coupled plasmon-phonon modes in GaP: An indirect-gap polar semiconductor

K Ishioka, K Brixius, U Höfer, A Rustagi, EM Thatcher… - Physical Review B, 2015 - APS
The ultrafast coupling dynamics of coherent optical phonons and the photoexcited electron-
hole plasma in the indirect gap semiconductor GaP are investigated by experiment and …

[HTML][HTML] Raman scattering study of photoexcited plasma in GaAsBi/GaAs heterostructures: Influence of carrier confinement on photoluminescence

S Hasegawa, N Hasuike, K Kanegae… - Materials Science in …, 2023 - Elsevier
GaAsBi alloys are potential candidates for near-infrared optoelectronic applications, such as
light-emitting diodes, laser diodes, avalanche photodiodes, and solar cells. In this paper …