High-Efficiency Functional Materials: Challenges and Developments in Solution and Dry Processed Green OLEDs

K Kumar - Reaction Chemistry & Engineering, 2024 - pubs.rsc.org
Since their initial introduction at Eastman Kodak in 1987, OLEDs have continuously
advanced along a longer route. Because of their intriguing qualities, OLEDs are currently …

Pristine fullerene (C24) metals (Mo, Fe, Au) engineered nanostructured materials as an efficient electro-catalyst for hydrogen evolution reaction (HER): A density …

EC Agwamba, H Louis, BB Isang, GJ Ogunwale… - Materials Chemistry and …, 2023 - Elsevier
The use of inexpensive, eco-friendly and earth-abundant transition metal-based carbon-
based nanostructured materials for hydrogen evolution reaction (HER), has significantly …

Solution-processable phenothiazine and phenoxazine substituted fluorene cored nanotextured hole transporting materials for achieving high-efficiency OLEDs

MR Nagar, A Choudhury, D Tavgeniene… - Journal of Materials …, 2022 - pubs.rsc.org
Solution-processable hole-transporting materials (HTMs) are key functional materials for
high-throughput and inexpensive fabrication of high-efficiency organic light-emitting diodes …

Highly stable deep red-to-NIR OLEDs with an external quantum efficiency of 4.9% from room temperature nanostructured columnar fluids based on hetero atom bay …

PK Behera, MR Nagar, RK Gupta, S Pradhan… - Journal of Materials …, 2022 - pubs.rsc.org
A series of electron deficient perylene bisimides (PBIs) bearing 3, 4, 5-tridecylphenyl
substituents on the imide N-atoms and bay-annulated with hetero atoms such as N, S, and …

Acceptor interlocked molecular design for solution‐processed stable deep‐blue TADF and hyper fluorescence organic LED enabling high‐efficiency

MI Alam, MR Nagar, SR Nayak… - Advanced Optical …, 2022 - Wiley Online Library
Solution processed deep‐blue organic light emitting diodes (OLEDs) with high external
quantum efficiency (EQE) and a long operational lifetime are still constrained. In this context …

Synthesis and Excited-State Properties of Donor–Acceptor Azahelical Coumarins

K Jana, D Sarkar, P Jaiswal… - The Journal of Organic …, 2023 - ACS Publications
A set of three donor–acceptor azahelical coumarins (DA-AHC s), namely, H-AHC, Me-AHC,
and Ph-AHC, were rationally designed and synthesized, and their excited-state properties …

Tailoring structural rigidity utilizing a lock/unlock donor strategy for highly efficient solution processed blue and green HLCT OLEDs

MI Alam, MR Nagar, D Barman, PK Iyer… - Journal of Materials …, 2024 - pubs.rsc.org
Highly efficient solution-processed HLCT OLEDs based on aromatic carbonyls are rarely
reported, especially blue ones. In this pursuit, based on a twisted acceptor core, we …

Effect of cyano substituent on the functional properties of blue emitting Imidazo [1, 2-a] pyridine derivatives

KRJ Thomas, MR Nagar, JH Jou - Dyes and Pigments, 2022 - Elsevier
High fluorescence efficiency and balanced charge transportation in organic emitters are
desirable characteristics for application in OLEDs. Generally, donor-acceptor compounds …

4-(Aryl)-Benzo[4,5]imidazo[1,2-a]pyrimidine-3-Carbonitrile-Based Fluorophores: Povarov Reaction-Based Synthesis, Photophysical Studies, and DFT Calculations

VV Fedotov, MI Valieva, OS Taniya, SV Aminov… - Molecules, 2022 - mdpi.com
A series of novel 4-(aryl)-benzo [4, 5] imidazo [1, 2-a] pyrimidine-3-carbonitriles were
obtained through the Povarov (aza-Diels–Alder) and oxidation reactions, starting from …

In search of hosts for blue OLEDs: computational design and experimental validation

D Thakur, M Ram Nagar, S Kumar… - … A European Journal, 2023 - Wiley Online Library
Considering the difficulties associated with the conventional 'trial and error'method for a
complete analysis of a giant molecular space, we took the aid of computational pathway …