Band-filling of solution-synthesized CdS nanowires

J Puthussery, A Lan, TH Kosel, M Kuno - ACS nano, 2008 - ACS Publications
The band edge optical characterization of solution-synthesized CdS nanowires (NWs) is
described. Investigated wires are made through a solution− liquid–solid approach that …

Nonlinear Photoluminescence Excitation Spectroscopy of Carbon Nanotubes:<? format?> Exploring the Upper Density Limit of One-Dimensional Excitons

Y Murakami, J Kono - Physical review letters, 2009 - APS
We have observed that photoemission from single-walled carbon nanotubes saturates in
intensity as the excitation intensity increases. Each emission peak arising from specific …

Time-resolved photoluminescence study of the stimulated emission in ZnO nanoneedles

WM Kwok, AB Djurišić, YH Leung, WK Chan… - Applied Physics …, 2005 - pubs.aip.org
ZnO nanoneedles were fabricated by thermal evaporation of Zn nanoparticles at 800 C and
atmospheric pressure. The samples showed strong ultraviolet photoluminescence and weak …

Epitaxial growth and optical properties of semiconductor quantum wires

XL Wang, V Voliotis - Journal of applied physics, 2006 - pubs.aip.org
In this paper we present a review on major advances achieved over the past ten years in the
field of fabrication of semiconductor quantum wires (QWRs) using epitaxial growth …

Controlling the charge environment of single quantum dots in a photonic-crystal cavity

N Chauvin, C Zinoni, M Francardi, A Gerardino… - Physical Review B …, 2009 - APS
We demonstrate that the presence of charges around a semiconductor quantum dot (QD)
strongly affects its optical properties and produces nonresonant coupling to the modes of a …

Existence of an upper limit on the density of excitons in carbon nanotubes by diffusion-limited exciton-exciton annihilation: Experiment and theory

Y Murakami, J Kono - Physical Review B—Condensed Matter and Materials …, 2009 - APS
Through an investigation of photoemission properties of highly photoexcited single-walled
carbon nanotubes, we demonstrate that there is an upper limit on the achievable excitonic …

Local disorder and optical properties in V-shaped quantum wires: Toward one-dimensional exciton systems

T Guillet, R Grousson, V Voliotis, XL Wang, M Ogura - Physical Review B, 2003 - APS
The exciton localization is studied in GaAs/GaAlAs V-shaped quantum wires (QWR's) by
high spatial resolution spectroscopy. Scanning optical imaging of different generations of …

Exciton-Mott physics in a quasi-one-dimensional electron-hole system

T Yoshioka, K Asano - Physical review letters, 2011 - APS
We investigate the correlation effect in the quasi-one-dimensional electron-hole (eh) system
under thermal equilibrium. A self-consistent screened T-matrix approximation developed …

Exciton-plasma crossover with electron-hole density in T-shaped quantum wires studied by the photoluminescence spectrograph method

M Yoshita, Y Hayamizu, H Akiyama, LN Pfeiffer… - Physical Review B …, 2006 - APS
We investigated the evolution of photoluminescence (PL) spectra with the electron-hole (eh)
pair density in a single T-shaped quantum wire of high quality grown by a cleaved-edge …