External Magnetic Field-Driven Ambidextrous Circularly Polarized Electroluminescence from Organic Light-Emitting Diodes Containing Racemic Cyclometalated Iridium(III) Complexes

2021 / CHemPhotoChem

The present communication reports the development of external magnetic field (EMF)-driven, ambidextrous, circularly polarized electroluminescence (CPEL) devices, by embedding racemic …

Carlos Morillo

Syntheses of Optically Active V-Shaped Molecules: Relationship Between their Chiroptical Properties and the Orientation of the Stacked π-Electron System

2021 / EurJOC

Two kinds of optically active V-shaped molecules were synthesized from enantiopure disubstituted and tetrasubstituted [2.2]paracyclophane as chiral building blocks. The …

Carlos Morillo

High-Performance Solution-Processed Nondoped Circularly Polarized OLEDs with Chiral Triptycene Scaffold-Based TADF Emitters Realizing Over 20% External Quantum Efficiency

2021 / Advanced Functional Materials, DOI: 10.1002/adfm.202106418

Recently, circularly polarized organic light-emitting diodes (CP-OLEDs) fabricated with thermally activated delayed fluorescence (TADF) emitters are developed rapidly. However, most …

Heather Haffner

Circularly Polarized Blue Luminescent Spherulites Consisting of Hierarchically Assembled Ionic Conjugated Polymers with a Helically π-Stacked Structure

2012 / Advanced Materials Volume24, Issue48 December 18, 2012 Pages 6451-6456

Cationic π-conjugated polymers form an interchain helically π-stacked assembly with anionic chiral compounds that is stabilized by both electrostatic and …

Heather Haffner

Full-Color and White Circularly Polarized Luminescence of Hydrogen-Bonded Ionic Organic Microcrystals

2021 / Angewandte Chemie International Edition Volume60, Issue26 June 21, 2021 Pages 14595-14600

A simple and general method is presented herein for the in situ preparations of circularly polarized luminescence (CPL)-active microcrystals with …

Heather Haffner

Small Figure-Eight Luminophores: Double-Twisted Tethered Cyclic Binaphthyls Boost Circularly Polarized Luminescence

2021 / Chemistry A European Journal Volume27, Issue19 April 1, 2021 Pages 5923-5929

Double-twisted cyclic binaphthyls, in which two naphthalenes are tethered by -O(CH2)nO- linkage (n=1–3), have been synthesized. X-ray analyses and DFT …

Heather Haffner

Triple Oxa[7]helicene with Circularly Polarized Luminescence: Enhancing the Dissymmetry Factors via Helicene Subunit Multiplication

2021 / Organic Leters. 2021, 23, 12, 4559–4563

The development of multiple heterohelicenes with a high luminescence dissymmetry factor (glum) is an appealing yet challenging task. Herein, we …

Heather Haffner