Amplified spontaneous emission from zwitterionic excited-state intramolecular proton transfer

A Shukla, VTN Mai, VV Divya, CH Suresh… - Journal of the …, 2022 - ACS Publications
The unique four-level photocycle characteristics of excited-state intramolecular proton
transfer (ESIPT) materials enable population inversion and large spectral separation …

Solution-processed nanographene distributed feedback lasers

V Bonal, R Muñoz-Mármol, F Gordillo Gámez… - Nature …, 2019 - nature.com
The chemical synthesis of nanographene molecules constitutes the bottom-up approach
toward graphene, simultaneously providing rational chemical design, structure-property …

Optoelectronic characteristics of furan substituted thiophene/phenylene co-oligomer single crystals for organic lasing

PA Praveen, T Kanagasekaran, C Ma… - Journal of Materials …, 2024 - pubs.rsc.org
We design and synthesise an organic lasing system, 2, 5-bis (5-[1, 1′-biphenyl]-4-
ylthiophen-2-yl) furan, which has advanced optoelectronic properties. Grown as a single …

Enhancing Single‐Layer WSe2 Light Emission in Perylene‐Doped Polymer Films through Efficient Energy Transfer

M Gadea, A Asaithambi… - Advanced Functional …, 2024 - Wiley Online Library
The optical and mechanical properties of 2D semiconductors make them excellent
candidates for the active components of plastic optoelectronic devices. Here, the integration …

Altering singlet fission pathways in perylene-dimers; perylene-diimide versus perylene-monoimide

I Papadopoulos, D Gutiérrez-Moreno, Y Bo, R Casillas… - Nanoscale, 2022 - pubs.rsc.org
We used a systematic approach to shed light on the inherent differences in perylenes,
namely monoimides versus diimides, including coplanarity and dipole moment, and their …

Deep‐Red Lasing and Amplified Spontaneous Emission from Nature Inspired Bay‐Annulated Indigo Derivatives

A Shukla, NR Wallwork, X Li, J Sobus… - Advanced Optical …, 2020 - Wiley Online Library
While noteworthy progress has been made on organic solid‐state lasers with low amplified
spontaneous emission (ASE) thresholds and high optical gains in blue and green colors, the …

Boron-doped double [6] carbohelicenes: a combination of helicene and boron-doped π-systems

Y Liu, L Yuan, Z Fan, J Yang, Y Wang, C Dou - Chemical Science, 2024 - pubs.rsc.org
Helicenes, featuring unique helical structures, have a long history as three-dimensional
polycyclic aromatic hydrocarbons (PAHs). Incorporation of heteroatoms into helicenes may …

Highly Stable Red Emissive Organic Semiconductor Materials with Low Amplified Spontaneous Emission Thresholds

VP Rahane, RB Roseli, AR Ireland… - Advanced Optical …, 2024 - Wiley Online Library
Excited‐state intramolecular proton transfer (ESIPT) chromophores have attracted
considerable attention as promising gain media for organic lasers, particularly in amplified …

Controlling the emission properties of solution-processed organic distributed feedback lasers through resonator design

V Bonal, JA Quintana, JM Villalvilla, PG Boj… - Scientific reports, 2019 - nature.com
Surface-emitting distributed feedback (DFB) lasers with both, resonator and active material
based on solution-processable polymers, are attractive light sources for a variety of low-cost …

Top‐Layer Resonator Organic Distributed Feedback Laser for Label‐Free Refractive Index Sensing

Á Farrando‐Pérez, JM Villalvilla… - Advanced Optical …, 2024 - Wiley Online Library
Surface‐emitting organic distributed feedback (DFB) lasers are attractive devices for label‐
free sensing applications. Of particular interest for cost‐reduction purposes are devices in …