Search Results - "LE SI DANG, Daniel"
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M-Plane Core–Shell InGaN/GaN Multiple-Quantum-Wells on GaN Wires for Electroluminescent Devices
Published in Nano letters (09-11-2011)“…Nonpolar InGaN/GaN multiple quantum wells (MQWs) grown on the {11̅00} sidewalls of c-axis GaN wires have been grown by organometallic vapor phase epitaxy on…”
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Journal Article -
2
Undoped and rare-earth doped GaN quantum dots on AlGaN
Published in Physica Status Solidi (b) (01-06-2006)“…We study the self organized growth of GaN quantum dots deposited by molecular beam epitaxy on AlxGa1–xN, with x varying between 1 and 0.21. As a result of the…”
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Journal Article Conference Proceeding -
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Eu locations in Eu-doped InGaN∕GaN quantum dots
Published in Applied physics letters (11-07-2005)“…We report on the photoluminescence and photoluminescence excitation studies of Eu-doped wurtzite InGaN quantum dots (QDs) embedded in a GaN matrix grown by…”
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4
Comparative optical study of Eu3+ ions doping in InGaN/GaN quantum dots and GaN layer grown by molecular beam epitaxy
Published in Optical materials (01-05-2006)Get full text
Conference Proceeding Journal Article -
5
Intraband spectroscopy of self-organized GaN/AlN quantum dots
Published in Physica. E, Low-dimensional systems & nanostructures (01-04-2003)“…GaN/AlN quantum dots grown by molecular beam epitaxy either on silicon (1 1 1), sapphire or 6H–SiC (0 0 0 1) substrate have been investigated using…”
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Journal Article -
6
Formation of an exciton polariton condensate: thermodynamic versus kinetic regimes
Published in Physical review letters (03-10-2008)“…We measure the polariton distribution function and the condensation threshold versus the photon-exciton detuning and the lattice temperature in a CdTe…”
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Journal Article -
7
One-dimensional ZnO exciton polaritons with negligible thermal broadening at room temperature
Published in Physical review. B, Condensed matter and materials physics (19-01-2011)“…Single ZnO microwires are investigated by angle-resolved photoluminescence spectroscopy. We show that confined optical modes similar to whispering gallery…”
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Journal Article -
8
Second-order time correlations within a polariton Bose-Einstein condensate in a CdTe microcavity
Published in Physical review letters (15-02-2008)“…Second-order time correlations of polaritons have been measured across the condensation threshold in a CdTe microcavity. The onset of Bose-Einstein…”
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Journal Article -
9
Build up and pinning of linear polarization in the Bose condensates of exciton polaritons
Published in Physical review. B, Condensed matter and materials physics (01-01-2007)Get full text
Journal Article -
10
Dynamics of long-range ordering in an exciton-polariton condensate
Published in Physical review letters (18-12-2009)“…We report on time-resolved measurements of the first order spatial coherence in an exciton-polariton Bose-Einstein condensate. Long-range spatial coherence is…”
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Journal Article -
11
Wafer-scale selective area growth of GaN hexagonal prismatic nanostructures on c-sapphire substrate
Published 21-06-2011“…Journal of Crystal Growth 322, 1 (2011) 15 Selective area growth of GaN nanostructures has been performed on full 2" c-sapphire substrates using Si3N4 mask…”
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Journal Article -
12
Wafer-scale selective area growth of GaN hexagonal prismatic nanostructures on c-sapphire substrate
Published in Journal of crystal growth (01-05-2011)“…Selective area growth of GaN nanostructures has been performed on full 2″ c-sapphire substrates using Si 3N 4 mask patterned by nanoimprint lithography (array…”
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Journal Article -
13
Strong carrier localization and diminished quantum-confined Stark effect in ultra-thin high-indium-content InGaN quantum wells with violet light emission
Published in Applied physics letters (25-11-2013)“…Here, we report on the optical and structural characteristics of violet-light-emitting, ultra-thin, high-Indium-content (UTHI) InGaN/GaN multiple quantum wells…”
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Journal Article -
14
Evidence for low density of nonradiative defects in ZnO nanowires grown by metal organic vapor-phase epitaxy
Published in Applied physics letters (01-10-2007)“…Low temperature cathodoluminescence and temperature dependent time resolved photoluminescence are used to investigate the emission properties of ZnO nanowires…”
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Journal Article -
15
Optical polariton properties in ZnSe-based planar and pillar structured microcavities
Published in The European physical journal. B, Condensed matter physics (01-12-2011)“…Strong coupling is demonstrated in monolithic ZnSe-based microcavities. Under nonresonant excitation the polariton dispersion has been investigated in…”
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Journal Article -
16
M-Plane Core―Shell InGaN/GaN Multiple-Quantum-Welis on GaN Wires for Electroluminescent Devices
Published in Nano letters (2011)Get full text
Journal Article -
17
Growth and properties of defect-free ZnSe nanowires and nanoneedles
Published in Physica Status Solidi (b) (01-04-2009)“…ZnSe nanowires heterostructures were grown by molecular beam epitaxy in the vapour–liquid–solid growth mode assisted by gold catalysts. Size, shape and crystal…”
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18
Coexisting nonequilibrium condensates with long-range spatial coherence in semiconductor microcavities
Published in Physical review. B, Condensed matter and materials physics (01-07-2009)Get full text
Journal Article -
19
Eu locations in Eu-doped In Ga N ∕ Ga N quantum dots
Published in Applied physics letters (08-07-2005)“…We report on the photoluminescence and photoluminescence excitation studies of Eu-doped wurtzite InGaN quantum dots (QDs) embedded in a GaN matrix grown by…”
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Journal Article -
20
Comparative optical study of Eu 3+ ions doping in InGaN/GaN quantum dots and GaN layer grown by molecular beam epitaxy
Published in Optical materials (2006)“…We report on a comparative optical study of InGaN:Eu quantum dots (QDs) and GaN:Eu layer grown by molecular beam epitaxy (MBE). Analysis of the 5D 0 → 7F 2…”
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Journal Article