Blue Electrophosphorescence from Iridium(III) Phosphors Bearing Asymmetric Di‐N‐aryl 6‐(trifluoromethyl)‐2H‐imidazo[4,5‐b]pyridin‐2‐ylidene Chelates

J Yan, ZQ Feng, Y Wu, DY Zhou, SM Yiu… - Advanced …, 2024 - Wiley Online Library
Efficient blue phosphors remain a formidable challenge for organic light‐emitting diodes
(OLEDs). To circumvent this obstacle, a series of Ir (III)‐based carbene complexes bearing …

Blue Phosphorescence and Hyperluminescence Generated from Imidazo [4, 5‐b] pyridin‐2‐ylidene‐Based Iridium (III) Phosphors

X Yang, X Zhou, YX Zhang, D Li, C Li, C You… - Advanced …, 2022 - Wiley Online Library
Four isomeric, homoleptic iridium (III) metal complexes bearing 5‐(trifluoromethyl) imidazo
[4, 5‐b] pyridin‐2‐ylidene and 6‐(trifluoromethyl) imidazo [4, 5‐b] pyridin‐2‐ylidene‐based …

Engineering of Cyano Functionalized Benzo[d]imidazol-2-ylidene Ir(III) Phosphors for Blue Organic Light-Emitting Diodes

J Yan, SF Wang, CH Hsu, EHC Shi… - … Applied Materials & …, 2023 - ACS Publications
In this study, we designed and synthesized three series of blue emitting homoleptic iridium
(III) phosphors bearing 4-cyano-3-methyl-1-phenyl-6-(trifluoromethyl)-benzo [d] imidazol-2 …

Peripheral engineering of Ir (III) emitters with imidazo [4, 5-b] pyrazin-2-ylidene cyclometalates for blue organic light emitting diodes

J Yan, Y Wu, IC Peng, Y Pan, SM Yiu… - Journal of Materials …, 2023 - pubs.rsc.org
Ir (III) based carbene complexes are highly sought after in the field of organic light-emitting
diodes (OLEDs), as they are expected to solve the thorny issue of efficient and durable blue …

Electroluminescence and hyperphosphorescence from stable blue Ir (III) carbene complexes with suppressed efficiency roll-off

J Yan, DY Zhou, LS Liao, M Kuhn, X Zhou… - Nature …, 2023 - nature.com
Efficient Förster energy transfer from a phosphorescent sensitizer to a thermally activated
delayed fluorescent terminal emitter constitutes a potential solution for achieving superb …

Transition-metal phosphors with emission peak maximum on and beyond the visible spectral boundaries

G Ni, J Yan, Y Wu, F Zhou, PT Chou… - Inorganic Chemistry …, 2023 - pubs.rsc.org
Third-row transition-metal complexes remain a key component in the preparation of light-
emitting layers for future OLED technology. Hence, it is of utmost importance to expand their …

Bis-tridentate Ir (III) Phosphors and Blue Hyperphosphorescence with Suppressed Efficiency Roll-Off at High Brightness

J Yan, ZH Qu, DY Zhou, SM Yiu, Y Qin… - … Applied Materials & …, 2024 - ACS Publications
Narrowband blue emitters are indispensable in achieving ultrahigh-definition OLED displays
that satisfy the stringent BT 2020 standard. Hereby, a series of bis-tridentate Ir (III) …

Facially Coordinated, Tris‐bidentate Purin‐8‐ylidene Ir(III) Complexes for Blue Electrophosphorescence and Hyperluminescence

Y Qin, X Yang, J **, D Li, X Zhou… - Advanced Optical …, 2022 - Wiley Online Library
Homoleptic fac‐substituted Ir (III) carbene complexes exhibit higher emission energy (in
purple region) in comparison to their mer‐counterparts, prohibiting them to be employed in …

Iridium (III) Carbene Phosphors with Fast Radiative Transitions for Blue Organic Light Emitting Diodes and Hyperphosphorescence

Z Zheng, L Wang, Y **n, Q Wang… - Advanced Functional …, 2024 - Wiley Online Library
It is envisioned that the efficient and stable blue OLED phosphors can be synthesized using
Ir (III) complexes with electron‐deficient carbene cyclometalates. Therefore, three facially …

Bulky Iridium NHC Complexes for Bright, Efficient Deep‐Blue OLEDs

CFR Mackenzie, L Zhang, DB Cordes… - Advanced Optical …, 2023 - Wiley Online Library
Four new deep‐blue‐emitting iridium (III) NHC complexes containing sterically demanding
ligands are synthesized. The four complexes show bright, deep‐blue emission, with …