Luminescent materials incorporating pyrazine or quinoxaline moieties

S Achelle, C Baudequin, N Plé - Dyes and Pigments, 2013 - Elsevier
Though the past few decades, the development of new luminescent materials has received
a lot of attention due to their applications as fluorescent sensors, in biological microscopy …

Star-shaped conjugated systems

H Detert, M Lehmann, H Meier - Materials, 2010 - mdpi.com
The present review deals with the preparation and the properties of star-shaped conjugated
compounds. Three, four or six conjugated arms are attached to cross-conjugated cores …

Pyrazine as a More Efficient Luminophore than Benzene for Producing Red-Shifted and Enhanced Photoluminescence

Y Bai, J Deng, W Xie, J Xiao, J Zhang… - The Journal of …, 2023 - ACS Publications
The development of organic photoluminescent (PL) materials with red-shifted and enhanced
emissions is beneficial to promoting their applications. Luminescent materials based on …

Symmetric versus unsymmetric platinum (II) bis (aryleneethynylene) s with distinct electronic structures for optical power limiting/optical transparency trade‐off …

G Zhou, WY Wong, SY Poon, C Ye… - Advanced Functional …, 2009 - Wiley Online Library
A new series of symmetric and unsymmetric Pt (II) bis (acetylide) complexes of the type D
C≡ C Pt (PBu3) 2 C≡ C D (D Pt D), A C≡ C Pt (PBu3) 2 C≡ C A (A Pt A) …

Impact of electronic coupling, symmetry, and planarization on one-and two-photon properties of triarylamines with one, two, or three diarylboryl acceptors

NS Makarov, S Mukhopadhyay… - The Journal of …, 2012 - ACS Publications
We have performed a study of the one-and two-photon absorption properties of a
systematically varied series of triarylamino-compounds with one, two, or three attached …

Synthesis, photophysical and nonlinear optical properties of [1, 2, 5] oxadiazolo [3, 4-b] pyrazine-based linear push-pull systems

EV Verbitskiy, S Achelle, F Bureš, P Le Poul… - … of Photochemistry and …, 2021 - Elsevier
A series of D-π-A chromophores based on [1, 2, 5] oxadiazolo [3, 4-b] pyrazine electron-
withdrawing group has been designed. The influence of the π-conjugated linker (1, 4 …

Donor− acceptor-substituted anthracene-centered cruciforms: synthesis, enhanced two-photon absorptions, and spatially separated frontier molecular orbitals

HC Zhang, EQ Guo, YL Zhang, PH Ren… - Chemistry of …, 2009 - ACS Publications
This paper reports the design, synthesis, two-photon absorption (TPA) properties, and
frontier molecular orbital (FMO) features of a new class of cruciforms. These new cruciforms …

Spectroscopic Investigation of the Ultrafast Photoinduced Dynamics in π‐Conjugated Terpyridines

R Siebert, D Akimov, M Schmitt, A Winter… - …, 2009 - Wiley Online Library
Ultrafast light‐induced processes in a series of π‐conjugated mono‐, bis‐, tris‐and tetrakis
(terpyridine) derivatives are investigated by femtosecond time‐resolved spectroscopy. Non …

Diphenylamine end-capped 1, 4-diketo-3, 6-diphenylpyrrolo [3, 4-c] pyrrole (DPP) derivatives with large two-photon absorption cross-sections and strong two-photon …

EQ Guo, PH Ren, YL Zhang, HC Zhang… - Chemical …, 2009 - pubs.rsc.org
Novel donor–π-bridge–acceptor–π-bridge–donor (D–π–A–π–D)-type 1, 4-diketo-3, 6-
diphenylpyrrolo [3, 4-c] pyrrole (DPP) derivatives with end-capping diphenylamine groups …

Fluorenylethynylpyrene derivatives with strong two-photon absorption: influence of substituents on optical properties

CL Devi, K Yesudas, NS Makarov, VJ Rao… - Journal of Materials …, 2015 - pubs.rsc.org
The one-and two-photon absorption properties of five newly synthesized pyrene-based
chromophores with donor–π–acceptor, donor–π–acceptor–π–donor and acceptor–π–donor …