Lasing in quasi-periodic and aperiodic plasmon lattices

AH Schokker, AF Koenderink - Optica, 2016 - opg.optica.org
Plasmonic particle arrays enable unconventional miniature lasers by virtue of feedback by
enhanced scattering, field confinement, and diffractive resonances. Here, we demonstrate …

Reduced symmetry and analogy to chirality in periodic dielectric media

IH Giden, M Turduev, H Kurt - Journal of the European …, 2014 - jeos.edpsciences.org
Much attention has been paid to photonic applications based on periodic media. Meanwhile,
quasi-periodic and disordered media have extended the research domain and provided …

Highly efficient color mixing system for the fine-tuning of white light–PLEDs using blue and red poly-chromophores

V Ramkumar, P Kamachiyappan… - Journal of Molecular …, 2023 - Elsevier
The fine tuning of color and white light emission was achieved from the simple blending of
two different types of polychromophores. The π-conjugated polymeric chromophores (blue …

Improvement of light extraction of LYSO scintillator by using a combination of self-assembly of nanospheres and atomic layer deposition

Z Zhu, B Liu, H Zhang, W Ren, C Cheng, S Wu… - Optics …, 2015 - opg.optica.org
The self-assembled monolayer periodic array of polystyrene spheres conformally coated
with TiO_2 layer using atomic layer deposition is designed to obtain a further enhancement …

Performance improvement of blue thermally activated delayed fluorescence OLEDs via vapor annealing by high boiling point solvent

Y Zheng, Y Chen, J Chen, B Zhao, Q Zhang… - Chemical Engineering …, 2023 - Elsevier
In the study, the solution-processed PEDOT: PSS hole injection layer was treated by polar
solvent vapor annealing (PSVA) to optimize the carrier transport and light extraction. The …

Nanostructured PEDOT: PSS film with two-dimensional photonic quasi crystals for efficient white OLED devices

M Rippa, R Capasso, L Petti, G Nenna… - Journal of Materials …, 2015 - pubs.rsc.org
A polymeric PEDOT: PSS film nanostructured with Photonic Quasi Crystals that opens the
path towards more efficient white OLEDs is presented. For the first time three different quasi …

Liquid Exfoliation of Decagonal Quasicrystals and Its Light Out‐Coupling Performance in Organic Light‐Emitting Devices

A Ramakrishnan, KK Kesavan… - Advanced Photonics …, 2020 - Wiley Online Library
Decagonal quasicrystals are receiving considerable attention because of their unique
crystallographic structure, electrical, magnetic, and mechanical properties. Hence …

Enhancing light extraction efficiency of organic light-emitting diodes by embedding tungsten trioxide islands or network structure pattern-transferred from a self …

BD To, CC Yu, JR Ho, HC Kan, CC Hsu - Organic Electronics, 2018 - Elsevier
We present a new and simple method to improve internal light out-coupling of organic light
emitting diodes (OLEDs) by incorporating tungsten trioxide (WO 3) islands or network …

Microporous polymer films for enhancing light extraction of white-light organic light-emitting diodes

BD To, HC Chen, DD Nguyen, WY Yeh, JR Ho… - Organic …, 2018 - Elsevier
In this study, a new, facile, and low-cost approach was proposed to fabricate microporous
polymer thin films (MPFs) for enhancing the light extraction of white-light organic light …

Lasing characteristics of GaN-based photonic quasi-crystal surface emitting lasers operated at higher order Γ mode

KB Hong, CC Chen, TC Lu… - IEEE Journal of Selected …, 2015 - ieeexplore.ieee.org
In this study, GaN-based photonic quasi-crystal surface emitting lasers (PQCSELs) operated
at different Γ band-edge modes were fabricated and investigated. The photonic quasi-crystal …