Temperature dependence of the free-exciton transition energy in zinc oxide by photoluminescence excitation spectroscopy

L Wang, NC Giles - Journal of Applied Physics, 2003 - pubs.aip.org
Photoluminescence (PL) and photoluminescence excitation (PLE) spectroscopies are used
to track the temperature dependence of the A exciton energy (E XA) in undoped bulk ZnO …

Temperature dependent exciton photoluminescence of bulk ZnO

DW Hamby, DA Lucca, MJ Klopfstein… - Journal of applied …, 2003 - pubs.aip.org
Temperature dependent (4.2–300 K) photoluminescence (PL) of bulk (0001)-oriented ZnO
in the range of free-and bound-exciton emission is presented. Emission from several bound …

Influence of exciton-phonon coupling on the energy position of the near-band-edge photoluminescence of ZnO nanowires

T Voss, C Bekeny, L Wischmeier, H Gafsi… - Applied Physics …, 2006 - pubs.aip.org
Room-temperature near-band-edge photoluminescence of ZnO is composed of
contributions from free-exciton recombination and its longitudinal-optical phonon replica. By …

Pressure-dependent photoluminescence study of ZnO nanowires

W Shan, W Walukiewicz, JW Ager, KM Yu… - Applied Physics …, 2005 - pubs.aip.org
The pressure dependence of the photoluminescence (PL) transition associated with the
fundamental bandgap of ZnO nanowires has been studied at pressures up to 15 GPa. The …

Enhanced photosensing by Mg-doped ZnO hexagonal rods via a feasible chemical route

VV Kutwade, KP Gattu, AS Dive, ME Sonawane… - Journal of Materials …, 2021 - Springer
Abstract One-Dimensional (1D) pure-ZnO, Zn 0.9 Mg 0.1 O and Zn 0.8 Mg 0.2 O thin films
have been successfully grown over a glass substrate using simple economical chemical …

Localized suppression of longitudinal-optical-phonon–exciton coupling in bent ZnOnanowires

B Yan, R Chen, W Zhou, J Zhang, H Sun… - …, 2010 - iopscience.iop.org
Using confocal micro-Raman and photoluminescence spectroscopy, we studied bending
effects on optical properties of individual ZnO nanowires. Raman spectroscopy shows that …

Graphene plasmon enhanced photoluminescence in ZnO microwires

R Liu, XW Fu, J Meng, YQ Bie, DP Yu, ZM Liao - Nanoscale, 2013 - pubs.rsc.org
We report the temperature dependent photoluminescence (PL) properties of monolayer
graphene–Au-nanoparticle–ZnO (GAZ) microwire hybrid structures. By comparing with the …

Issues in ZnO homoepitaxy

MW Cho, C Harada, H Suzuki, T Minegishi… - Superlattices and …, 2005 - Elsevier
Zinc oxide (ZnO) bulk single crystals, which are of high purity and transparency with a large
size of 2 in., are successfully grown by the hydrothermal method. The sliced substrates are …

One step solution synthesis towards ultra-thin and uniform single-crystalline ZnO nanowires

GW Ho, ASW Wong - Applied Physics A, 2007 - Springer
Bundles of high-aspect-ratio single-crystalline ZnO nanowires were fabricated by a single-
step mild hydrothermal condition without the use of a seeding layer, thus eliminating an …

Study of ultraviolet emission spectra in ZnO thin films

YM Lu, XP Li, PJ Cao, SC Su, F Jia, S Han… - Journal of …, 2013 - Wiley Online Library
Photoluminescence (PL) of ZnO thin films prepared on c‐Al2O3 substrates by pulsed laser
deposition (PLD) are investigated. For all samples, roomtemperature (RT) spectra show a …