Takuji Hatakeyama
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Explore the profile of Takuji Hatakeyama including associated specialties, affiliations and a list of published articles.
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Articles
72
Citations
1008
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Recent Articles
1.
Mamada M, Yada S, Hayakawa M, Uchida R, Katagiri H, Hatakeyama T, et al.
Commun Chem
. 2024 Sep;
7(1):212.
PMID: 39294436
Thermally activated delayed fluorescence (TADF) is a promising mechanism for harvesting triplet excitons in organic light-emitting diodes (OLEDs). The donor-acceptor (D-A) design is the most conventional strategy for developing efficient...
2.
Hayakawa M, Tang X, Ueda Y, Eguchi H, Kondo M, Oda S, et al.
J Am Chem Soc
. 2024 Aug;
146(34):24188.
PMID: 39151095
No abstract available.
3.
Bae J, Imai-Imada M, Kim H, Lee M, Imada H, Tsuchiya Y, et al.
ACS Nano
. 2024 Jun;
18(27):17987-17995.
PMID: 38934571
The spatial distribution and electronic properties of the frontier molecular orbitals (FMOs) in a thermally activated delayed fluorescence (TADF) molecule contribute significantly to the TADF properties, and thus, a detailed...
4.
Hayakawa M, Tang X, Ueda Y, Eguchi H, Kondo M, Oda S, et al.
J Am Chem Soc
. 2024 Jun;
146(27):18331-18340.
PMID: 38900500
Efficient red-green-blue primary luminescence with an extraordinarily narrow band and durability is crucial for advanced display applications. Recently, the emergence of multiple-resonance (MR) from short-range atomic interactions has been shown...
5.
Madushani B, Mamada M, Goushi K, Katagiri H, Nakanotani H, Hatakeyama T, et al.
Adv Mater
. 2024 Jun;
36(30):e2402275.
PMID: 38865445
Hexacarbazolylbenzene (6CzPh), which is benzene substituted by six carbazole rings, is a simple and attractive compound. Despite the success of a wide variety of carbazole derivatives in organic light-emitting diodes...
6.
Ikeno A, Hayakawa M, Sakai M, Tsutsui Y, Nakatsuka S, Seki S, et al.
J Am Chem Soc
. 2024 Jun;
146(25):17084-17093.
PMID: 38861619
Boraphenalenes, compounds in which one carbon atom in the phenalenyl skeleton is replaced with a boron atom, have attracted attention for their solid-state and electronic structures; however, the construction of...
7.
Tang X, Tsagaantsooj T, Rajakaruna T, Wang K, Chen X, Zhang X, et al.
Nat Commun
. 2024 May;
15(1):4394.
PMID: 38782957
Manipulating dynamic behaviours of charge carriers and excitons in organic light-emitting diodes (OLEDs) is essential to simultaneously achieve high colour purity and superior operational lifetime. In this work, a comprehensive...
8.
Mamada M, Aoyama A, Uchida R, Ochi J, Oda S, Kondo Y, et al.
Adv Mater
. 2024 May;
36(30):e2402905.
PMID: 38695744
Ultrapure deep-blue emitters are in high demand for organic light-emitting diodes (OLEDs). Although color coordinates serve as straightforward parameters for assessing color purity, precise control over the maximum wavelength and...
9.
Lee Y, Chan C, Matsuno N, Uemura S, Oda S, Kondo M, et al.
Nat Commun
. 2024 Apr;
15(1):3174.
PMID: 38609364
To fulfill ultra-high-definition display, efficient and bright green organic light-emitting diodes with Commission Internationale de l'Éclairage y-coordinate ≥ 0.7 are required. Although there are some preceding reports of highly efficient...
10.
Ochi J, Yamasaki Y, Tanaka K, Kondo Y, Isayama K, Oda S, et al.
Nat Commun
. 2024 Apr;
15(1):2361.
PMID: 38565868
An ultrapure deep-blue multi-resonance-induced thermally activated delayed fluorescence material (DOB2-DABNA-A) is designed and synthesized. Benefiting from a fully resonating extended helical π-conjugated system, this compound has a small ΔE value...