Contactless electron effective mass determination in GaInNAs/GaAs quantum wells

E Tiras, S Ardali - The European Physical Journal B, 2013 - Springer
The electron effective masses in n-type modulation doped Ga 0.7 In 0.3 N y As 1− y/GaAs
quantum wells with nitrogen mole fractions of y= 0.004 and 0.010 were investigated …

Raman scattering determination of free charge density using a modified hydrodynamical model

J Ibanez, R Cuscó, L Artús - physica status solidi (b), 2001 - Wiley Online Library
We have carried out a systematic evaluation of the accuracy of the charge density values
obtained by fitting a modified hydrodynamical model to Raman spectra. The hydrodynamical …

Raman spectroscopic determination of electron concentration in n-type GaInAsSb

JE Maslar, WS Hurst, CA Wang - Journal of Applied Physics, 2009 - pubs.aip.org
Phonon-plasmon coupled mode Raman spectra of n-type GaInAsSb were measured at
room temperature as a function of electron concentration. A relatively simple spectral model …

Full-band Monte Carlo simulation of two-dimensional electron gas in (AlxGa1− x) 2O3/Ga2O3 heterostructures

A Kumar, U Singisetti - Journal of Applied Physics, 2022 - pubs.aip.org
β-Gallium oxide (Ga 2 O 3⁠) is an extensively investigated ultrawide-bandgap
semiconductor for potential applications in power electronics and radio frequency switching …

Growth and properties of self-assembled InP-nanoneedles on (0 0 1) InP by gas source MBE

M Chashnikova, A Mogilatenko, O Fedosenko… - Journal of crystal …, 2011 - Elsevier
Catalyst-free self-assembled InP nanoneedles are grown on (001) InP-substrates using gas-
source molecular beam epitaxy. The nanoneedles are investigated using SEM and TEM …

Observation of coherent phonon-plasma coupled modes in wide gap semiconductors by transmission pump-probe measurements

H Kunugita, K Hatashita, Y Ohkubo, T Okada… - Optics Express, 2015 - opg.optica.org
We have investigated coherent LO phonon properties in zinc-based II–VI widegap
semiconductors, focusing on phonon-plasma coupled modes. By a careful treatment of the …

Electron-phonon interaction and coupled phonon-plasmon modes

LA Falkovsky - Journal of Experimental and Theoretical Physics, 2003 - Springer
The theory of Raman scattering by the coupled electron-phonon system in metals and
heavily doped semiconductors is developed with Coulomb screening and the electron …

Ultrafast Optical Generation of Coherent Bright and Dark Surface Phonon Polaritons in Nanowires

PA Mante, S Lehmann, DF Shapiro, K Lee… - ACS …, 2020 - ACS Publications
The subwavelength confinement and enhanced electric field created by plasmons allow
precise sensing and enhanced light–matter interaction. However, the high frequency and …

Raman scattering study of cubic GaN and GaMnN epilayers grown by plasma-assisted molecular beam epitaxy

E Alarcón-Lladó, J Ibáñez, R Cuscó… - Semiconductor …, 2009 - iopscience.iop.org
We perform visible and ultraviolet (UV) Raman-scattering experiments to study a series of
undoped and Mn-doped c-GaN thin films grown by plasma-assisted molecular beam epitaxy …

Optical Characterization of the Structural and Electrical Properties of the n-GaP Nanolayers Grown on Conductive (001) n-GaP Substrates

BK Bairamov, VV Toporov, FB Bayramov - Physics of the Solid State, 2021 - Springer
The results of investigations of the structural and electrical properties of a homoepitaxial
nanoscale (001) n-GaP layer of 70 nm in thickness grown by metalorganic vapor phase …