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[2024]

[125]

Organic thermoelectric device utilizing charge transfer interface as the charge generation by harvesting thermal energy
Nature Communications, 15, 8115 (2024)
DOI:10.1038/s41467-024-52047-5
S. Kondo, M. Kameyama, K. Imaoka, Y. Shimoi, F. Mathevet, T. Fujihara, H. Goto, H. Nakanotani, M. Yahiro*, and C Adachi*

[124]

Simultaneous control of carrier transport and film polarization of emission layers aimed at high-performance OLEDs
Nature Communications, 15, 5950 (2024)
DOI:10.1038/s41467-024-50326-9
M. Tanaka*, C.-Y. Chan, H. Nakanotani, and C. Adachi*

[123]

Hexacarbazolylbenzene: An excellent host molecule causing strong guest molecular orientation and the high-performance OLEDs
Advanced Materials, (in press)
DOI:10.1002/adma.202402275
B. Madushani, M. Mamada*, K. Goushi, H. Katagiri, H. Nakanotani, T. Hatakeyama and C. Adachi*

[122]

Unexplored exciplex formation process by dual excitation of donor and acceptor layers optically and electrically
Advanced Optical Materials, (in press)
DOI:10.1002/adom.202401237
T. P. B. Rajakaruna1, X. Tang*, H. Nakanotani, and C. Adachi*

[121]

Spacer dependence of exciplex dynamics in donor/spacer/acceptor layers
Chem. Phys. Lett., 848, 141390 (2024)
DOI:10.1016/j.cplett.2024.141390
T. P. B. Rajakaruna1, X. Tang, H. Nakanotani, and C. Adachi*

[120]

The Impact of Spontaneous Orientational Polarization on Triplet-Triplet Upconversion-Based Blue Organic Light-Emitting Diodes
ACS Applied Materials & Interfaces, 16, 31392–31398 (2024)
DOI:10.1021/acsami.4c02821
S. Kakumachi, H. Nakanotani*, Y. Nagasaki and C. Adachi*

[119]

Efficient Near-Infrared Fluorescence in Deuterated Host-Guest system for Near-Infrared Organic Light-Emitting Diodes
Advanced Optical Materials, (in press)
DOI:10.1002/adom.202400932
Q. Yu, Y. Tamura, H. Nakanotani*, M. Mamada, and C. Adachi*

[118]

Suppressed gold penetration with the molybdenum oxide interlayer to increase power conversion efficiency of perovskite solar cells
Solar RRL, 8, 2400029, (2024)
DOI:10.1002/solr.202400029
B. Purev-Ochir, J. T. Song, P. Wang, M. Yahiro, S. Yamada, H. Nakanotani, T. Matsushima*, and C. Adachi*

[117]

Three-dimensional sensing of surfaces by projection of invisible electroluminescence from organic light-emitting diodes
Science Advances, 10, eadj6583 (2024)
DOI:10.1126/sciadv.adj6583
N. Yamada, H. Nakanotani*, A. Takagi, M. Mamada, U. Balijapalli, T. Ichikawa, E. Hirata, S. Kaizu, A. Tanaka, K. Itonaga, and C. Adachi*

[2023]

[116]

The role of spontaneous orientation polarization on charge storage behavior at an interface between organic semiconductor layers
Journal of Materials Chemistry C, (accepted)
DOI:10.1039/D3TC03979J
T. Yamanaka, H. Nakanotani*, and C. Adachi*

[115]

A polar transition of spontaneous orientation polarization in organic solid-state films
Chem. Phys. Lett., 833, 140915 (2023)
DOI:10.1016/j.cplett.2023.140915
Y. Ueda, M. Tanaka, H. Nakanotani*, and C. Adachi*

[114]

Anti-Stokes Luminescence in Thermally-Activated Delayed Fluorescence Molecules
Angew. Chem.,, 62, e202312326 (2023)
DOI: 10.1002/anie.202312326
S. Kohata, H. Nakanotani*, Y. Chitose, T. Yasuda, Y. Tsuchiya and C. Adachi*

[113]

Abrupt exciton quenching in blue fluorescent organic light-emitting diodes around turn-on voltage region
Chemical Engineering Journal, 471, 144516 (2023)
DOI:10.1016/j.cej.2023.144516
S. Kakumachi, T. B. Nguyen, H. Nakanotani*, and C. Adachi*

[112]

Multiple donor-acceptor design for highly luminescent and stable thermally activated delayed fluorescence emitters
Scientific Reports, 13, 7644 (2023)
DOI:10.1038/s41598-023-34623-9
B. Madushani, M. Mamada*, K. Goushi, T.B. Nguyen, H. Nakanotani, H. Kaji, C. Adachi*

[111]

Enhancing triplet-triplet upconversion efficiency and operational lifetime in blue organic light-emitting diodes by utilizing thermally-activated delayed fluorescence materials
ACS Applied Materials & Interfaces, 15, 23557 (2023)
DOI:10.1021/acsami.3c02855
T. B. Nguyen, H. Nakanotani*, C.-Y. Chan, S. Kakumachi, and C. Adachi*

[110]

A Post-Modification of Pyrrolopyrrole aza-BODIPY toward High Near Infrared Fluorescence Brightness
Organic Letters, 25, 3040 (2023)
DOI:10.1021/acs.orglett.3c00848
Y. Wang, S. Mori, H. Nakanotani, C. Adachi, and S. Shimizu*

[109]

Electron lifetime of over one month in disordered organic solid-state films
Adv. Mater., 35, 2210335 (2023)
DOI:10.1002/adma.202210335
T. Yamanaka, H. Nakanotani*, K. Nakamoto, and C. Adachi*

[2022]

[108]

Very low lasing threshold of DABNA derivatives with DFB structures
Mater. Chem. Front., 7, 259 (2022)
DOI:10.1039/D2QM01040B
M. Mamada*, S. Maederaa, S. Oda, T. B. Nguyen, H. Nakanotani, T. Hatakeyama, and C. Adachi*

[107]

Solvent-dependent dual emission processes in charge-transfer excited states of phenothiazine-triphenyltriazine conformers
Chem. Phys. Lett., 809, 140155 (2022)
DOI:10.1016/j.cplett.2022.140155
T. Ryu, K. Miyata, M. Saigo, Y. Shimoda, Y. Tsuchiya, H. Nakanotani, C. Adachi, K. Onda*

[106]

Multiple resonance type thermally activated delayed fluorescence by dibenzo[1,4]azaborine derivatives
Frontiers in Chemistry, 19, 990918 (2022)
DOI:10.3389/fchem.2022.990918
J. Bae, M. Sakai, Y. Tsuchiya, N. Ando, X. Chen, T. B. Nguyen, C.-Y. Chan, Y-T. Lee, M. Auffray, H. Nakanotani, S. Yamaguchi, C. Adachi

[105]

Modulation of intersystem crossing rate induced by singlet-triplet energy level alignment in 1,2,3,5-tetrakis(carbazol-9-yl)-4,6-dicyanobenzene single crystal
Chem. Lett.,, 51, 989-992, (2022)
DOI:10.1246/cl.220304
S. Kohata, H. Nakanotani*, and C. Adachi*

[104]

Carbazole-2-Carbonitrile as an Acceptor in Deep-Blue Thermally Activated Delayed Fluorescence Emitters Aimed at Narrow Fluorescence-like Emission
Chemical Science, 13, 7821 (2022)
DOI:10.1039/D2SC02478K
C.-Y. Chan*, Y.-T. Lee, M. Tanaka, M. Mamada, K. Goushi, Y. Tsuchiya, H. Nakanotani, and C. Adachi*

[103]

An overlooked charge-transfer interaction in interfacial triplet-triplet upconversion process in blue organic light-emitting diodes
Adv. Opt. Mater.,, 10, 2200704 (2022)
DOI:10.1002/adom.202200704
T. B. Nguyen, H. Nakanotani*, and C. Adachi*

[102]

Highly Efficient Deep-Blue Organic Light-Emitting Diodes Based on Rational Molecular Design and Device Engineering
Adv. Func. Mater., 32, 2204352 (2022)
DOI:10.1002/adfm.202204352
Masashi Mamada*, H. Katagiri, C.-Y. Chan, Y.-T. Lee, K. Goushi, H. Nakanotani, T. Hatakeyama, and C. Adachi*

[101]

Tailor-made Multi-Resonance Terminal Emitters Towards Narrowband, High-Efficiency and Stable Hyperfluorescence Organic Light-Emitting Diodes
Adv. Opt. Mater.,, 10, 2200682, (2022)
DOI:10.1002/adom.202200682
Y.-T. Lee, C.-Y. Chan*, M. Tanaka, M. Mamada, K. Goushi, X. Tang, Y. Tsuchiya, H. Nakanotani, and C. Adachi*

[100]

Spontaneous formation of metastable orientation with well-organized permanent dipole moment in organic glassy films
Nature Materials,, 21, 819 (2022)
DOI:10.1038/s41563-022-01265-7
M. Tanaka*, M. Auffray, H. Nakanotani*, and C. Adachi*
[Press Release]
[Media]

[99]

Significant role of triplet spin state for exciton dissociation in organic solids
Science Advances,, 8, abj9188 (2022)
DOI:10.1126/sciadv.abj9188
T. Yamanaka, H. Nakanotani*, and C. Adachi*

[2021]

[98]

Efficiency of Thermally Activated Delayed Fluorescence Sensitized Triplet Upconversion Doubled in Three-Component System
Adv. Mater.,, 34, 2103976 (2021)
DOI:10.1002/adma.202103976
B. Yurash, A. Dixon, C. Espinoza, A. Mikhailovsky, S. Chae, H. Nakanotani, C. Adachi, T.-Q. Nguyen*

[97]

2,6-Dicarbonitrile Diphenyl-1λ5-Phosphinine (DCNP)—A Robust Conjugated Building Block for Multi-Functional Dyes Exhibiting Tunable Amplified Spontaneous Emission
Adv. Opt. Mater.,, 9, 2101122 (2021)
DOI:10.1002/adom.202101122
U. Balijapalli, X. Tang, D. Okada, Y.-T. Lee, B. S. B. Karunathilaka, M. Auffray, G. Tumen-Ulzii, Y. Tsuchiya, A.S. D. Sandanayaka, T. Matsushima*, H. Nakanotani*, C. Adachi*

[96]

Tetrabenzo[a,c]phenazine backbone for highly efficient orange-red thermally-activated delayed fluorescence with completely horizontal molecular orientation
Angew. Chem.,, 60, 19364 (2021)
DOI:10.1002/anie.202106570
U. Balijapalli*, Y-T. Lee, B. S. B. Karunathilaka, G. Tumen-Ulzii, M. Auffray, Y.Tsuchiya, H. Nakanotani*, and C.Adachi*

[95]

Direct Observation of Photoexcited Electron Dynamics in Organic Solid exhibiting Thermally-Activated Delayed Fluorescence by Time-Resolved Photoelectron Emission Microscopy
Adv. Opt. Mater., 9, 2100619 (2021)
DOI:10.1002/adom.202100619
Y. Fukami, M. Iwasawa, M. Sasaki, T. Hosokai, H. Nakanotani, C. Adachi, K. Fukumoto and Y. Yamada
[Press Release]

[94]

Amplified spontaneous emission from oligo(p-phenylenevinylene) derivatives
Mater. Adv., 2, 3906 (2021)
DOI:10.1039/D0MA00756K
M. Mamada, H. Nakanotani, C. Adachi

[93]

Thermally Activated Delayed Fluorescence Properties of Trioxoazatriangulene Derivatives Modified with Electron Donating Groups
Adv. Opt. Mater., 9, 2002174 (2021)
DOI:10.1002/adom.202002174
Y. Tsuchiya, Y. Ishikawa, S.-H. Lee, X.-K. Chen, J.-L. Brédas,H. Nakanotani, C. Adachi

[92]

Investigating HOMO Energy Levels of Terminal Emitters for Realizing High-Brightness and Stable TADF-Assisted Fluorescence Organic Light-Emitting Diodes
Adv. Electro. Mater., 7, 2001090 (2021)
DOI:10.1002/aelm.202001090
Y.-T. Lee, C.-Y. Chan, M. Tanaka, M. Mamada, U. Balijapalli, Y. Tsuchiya, H. Nakanotani, T. Hatakeyama, C. Adachi*

[91]

Thermally-activated delayed fluorescence for light-emitting devices [Highlight Review]
Chem. Lett. , 50, 938 (2021)
DOI:10.1246/cl.200915
H. Nakanotani*, Y. Tsuchiya, C. Adachi*

[90]

Isotope Effect of Host Material on Device Stability of Thermally Activated Delayed Fluorescence Organic Light-Emitting Diodes
Small Science, 1, 2000057 (2021)
DOI:10.1002/smsc.202000057
X. Liu, C.-Y. Chan*, F. Mathevet, M. Mamada, Y. Tsuchiya, Y.-T. Lee, H. Nakanotani, S. Kobayashi, M. Shiochi, C. Adachi*

[89]

Highly Efficient Near-Infrared Electrofluorescence from a Thermally-Activated Delayed Fluorescence Molecule
Angew. Chem., 60, 8477 (2021)
DOI:10.1002/anie.202016089
U. Balijapalli, R. Nagata, N. Yamada, H. Nakanotani*, M. Tanaka, A. D’Aléo, V. Placide, M. Mamada, Y. Tsuchiya* and C. Adachi*

[88]

Stable pure-blue hyperfluorescence organic light-emitting diodes with high-efficiency and narrow emission
Nature Photonics, 15, 203 (2021)
DOI:10.1038/s41566-020-00745-z
C.-Y. Chan*, M. Tanaka, Y.-T. Lee, Y.-W. Wong, H. Nakanotani, T. Hatakeyama, and C. Adachi*
[Press Release]

[2020]

[87]

H₂O Induced-Crystallization of Organic Luminescent Thin Films by Direct Film Storage in High Vacuum
J. Phys. Chem. C, 124, 24919 (2020)
DOI:10.1021/acs.jpcc.0c08968
T. Hosokai*, T. Nakanishi, A. Honda, K. Akaike, R. Tsuruta, H. Itoh, H. Nakanotani, and Y. Nakayama

[86]

Precise Exciton Management of Quaternary Emission Layers for Highly Stable Organic Light-Emitting Diodes Based on Thermally Activated Delayed Fluorescence
ACS Appl. Mater. Interfaces, 12, 50668 (2020)
DOI:10.1021/acsami.0c15208
M. Tanaka, R. Nagata, H. Nakanotani*, and C. Adachi*

[85]

Role of spontaneous orientational polarization in organic donor-acceptor blends for exciton binding
Adv. Opt. Mater.,, 8, 2000896 (2020)
DOI:10.1002/adom.202000896
Y. Ueda, H. Nakanotani*, T. Hosokai*, Y. Tanaka, H. Hamada, H. Ishii, S. Santo, and C. Adachi*

[84]

Fast Spin-Flip Enables Efficient and Stable Organic Electroluminescence from Charge-Transfer States
Nature Photonics, 14, 636 (2020)
DOI:10.1038/s41566-020-0668-z
L. Cui, A. Gillett, S.-F. Zhang, H. Ye, Y. Liu, X.-K. Chen, E. W. Evans, W. K. Myers, T. K. Ronson, Z.-S. Lin, H. Nakanotani, S. Reineke, J.-L. Bredas, C. Adachi, R. Friend

[83]

Molecular Design Based on Donor-Weak Donor Scaffold for Blue Thermally-Activated Delayed Fluorescence Designed by Combinatorial DFT Calculations
Front. Chem., 8, 403 (2020)
DOI:10.3389/fchem.2020.00403
Y. Tsuchiya*, K. Tsuji, K. Inada, F. Bencheikh, Y. Geng,H. S. Kwak, T. J. L. Mustard, M. D. Halls, H. Nakanotani and C. Adachi

[82]

Understanding degradation of organic light-emitting diodes from magnetic field effects
Commun. Mater., 1, 18, (2020)
DOI:10.1038/s43246-020-0019-0
M. Tanaka, R. Nagata, H. Nakanotani*, C. Adachi*

[81]

Nanosecond-Time-Scale Delayed Fluorescence Molecule for Deep-Blue Organic Light-Emitting Diodes with Small Efficiency Rolloff
Nature Commun., 11, 1765 (2020)
DOI:10.1038/s41467-020-15558-5
J. U. Kim, I. S. Park, C.-Y. Chan, M. Tanaka, Y. Tsuchiya, H. Nakanotani, C. Adachi*

[80]

Utilization of multi hetero-donors in thermally activated delayed fluorescence molecules and their high performance bluish-green OLEDs
ACS Appl. Mater. Interfaces, 12, 9498 (2020)
DOI:doi.org/10.1021/acsami.9b20020
U. Balijapalli , M. Tanaka , M. Auffray , C.-Y. Chan , Y.-T. Lee, Y. Tsuchiya, H. Nakanotani, C. Adachi*

[79]

Observation of Nonradiative Deactivation Behavior from Singlet and Triplet States of Thermally Activated Delayed Fluorescence Emitters in Solution
J. Phys. Chem. Lett., 11, 562-566 (2020)
DOI:10.1021/acs.jpclett.9b03302
N. Notsuka, H. Nakanotani, H. Noda, K. Goushi, C. Adachi*

[78]

Molecular orientation of disk-shaped small molecule exhibiting thermally activated delayed fluorescence in host-guest films
Appl. Phys. Lett., 116, 023302 (2020)
DOI:doi.org/10.1063/1.5140210
M. Tanaka, H. Noda, H. Nakanotani*, and C. Adachi*
Editor’s pick!

[77]

Role of reverse intersystem crossing using a TADF-type acceptor molecule on the device stability of exciplex based organic-light emitting diodes
Adv. Mater., 5, 1906614 (2020)
DOI:10.1002/adma.201906614
T. B. Nguyen, H. Nakanotani*, T. Hatakeyama, and C. Adachi*

[2019]

[76]

Slow recombination of spontaneously dissociated organic fluorophore excitons
Nature Commun., 10, 5748 (2019)
DOI:10.1038/s41467-019-13736-8
T. Yamanaka*, H. Nakanotani*, and C. Adachi*

[75]

High-triplet-energy Bipolar Host Materials Based on Phosphine Oxide Derivatives for Efficient Sky-blue Thermally Activated Delayed Fluorescence Organic Light-emitting Diodes with Reduced Roll-off
Chem. Lett., 48, 1225-1228 (2019)
DOI:10.1246/cl.190412
J.U. Kim, M. Y. Wong, S. Kumar, O. G. Hayes, F. Duncan, C.-Y. Chan, B. Y.-W. Wong, H. Ye, L.-S. Cui, H. Nakanotani, E. Zysman-Colman, and C. Adachi

[74]

Critical role of intermediate electronic states for spin-flip processes in charge-transfer-type organic molecules with multiple donors and acceptors
Nature Materials 18, 1084–1090 (2019)
DOI: 10.1038/s41563-019-0465-6
H. Noda, X.-K. Chen, H. Nakanotani*, T. Hosokai, M. Miyajima, N. Noutsuka, Y. Kashima, J.-L. Brédas* and C. Adach*
[Press Release]

[73]

Suppression of Structural Change upon S₁-T₁ Conversion Assists Thermally Activated Delayed Fluorescence Process in Carbazole-Benzonitrile Derivatives
J. Phys. Chem. Lett. 10, 2475-2480 (2019)
DOI:10.1021/acs.jpclett.9b00810
M. Saigo, K. Miyata, S. Tanaka, H. Nakanotani, C. Adachi, K. Onda

[72]

TADF activation by solvent freezing: the role of nonradiative triplet decay and spin-orbit coupling in carbazole benzonitrile derivatives
Synthetic Metals252, 62-68 (2019)
DOI:10.1016/j.synthmet.2019.04.005
T. Hosokai*, H. Nakanotani, S. Santou, H. Noda, Y. Nakayama, and C. Adachi

[71]

Photoluminescence Quenching Probes Spin Conversion and Exciton Dynamics in Thermally Activated Delayed Fluorescence Material
Adv. Mater., 31, 1804490 (2019)
DOI:10.1002/adma.201804490
B. Yurash, H. Nakanotani , Y. Olivier, D. Beljonne, C. Adachi, and T.‐Q. Nguyen

[70]

Photo-stable and highly emissive glassy organic dots exhibiting thermally activated delayed fluorescence
Chem Commun., 55, 5215-5218 (2019)
DOI:10.1039/C9CC01420A
Y. Tsuchiya, K. Ikesue, H. Nakanotani and C. Adachi

[69]

Effect of Carrier Balance on Device Degradation of Organic Light-Emitting Diodes based on Thermally Activated Delayed Fluorescence Emitters
Adv. Electron. Mater., 5, 1800708 (2019)
DOI:10.1002/aelm.201800708
M. Tanaka, H. Noda, H. Nakanotani and C. Adachi*

[68]

Highly efficient thermally activated delayed fluorescence with slow reverse intersystem crossing
Chem. Lett. 48, 126-128 (2019)
DOI:10.1246/cl.180813
H. Noda, H. Nakanotani*, and C. Adachi*

[2018]

[67]

Efficient and Stable Sky-Blue Delayed Fluorescence Organic Light-Emitting Diodes with CIEy < 0.4
Nature Commun. 9, 5036 (2018)
DOI:10.1038/s41467-018-07482-6
C.-Y. Chan, M. Tanaka, H. Nakanotani, and C. Adachi

[66]

The Importance of Excited-State Energy Alignment for Efficient Exciplex Systems Based on a Study of Phenylpyridinato Boron derivatives
Angew. Chem. Int. Ed., 130, 12560-12564 (2018)
DOI:10.1002/ange.201804218
M. Mamada, G. Tian, H. Nakanotani, J. Su, and C. Adachi

[65]

Trifluoromethane modification of thermally activated delayed fluorescence molecules for high-efficiency blue organic light-emitting diodes
Chem. Commun., 54, 8261-8264 (2018)
DOI:10.1039/C8CC03425G
M. Yokoyama, K. Inada, Y. Tsuchiya*, H. Nakanotani* and C. Adachi*

[64]

Excited state engineering for efficient reverse intersystem crossing
Science Advances, 4, eaao6910 (2018)
DOI:10.1126/sciadv.aao6910
H. Noda, H. Nakanotani*, and C. Adachi*

[63]

Exploiting singlet fission in organic light-emitting diodes
Adv. Mater., 30, 1801484 (2018)
DOI:10.1002/adma.201801484
R. Nagata, H. Nakanotani*, W. J. Potscavage Jr. and C. Adachi*
[Press Release]
[Media:Chem-Station]

[62]

Well-Ordered 4CzIPN ((4s,6s)-2,4,5,6-Tetra(9-H-carbazol-9-yl)isophthalonitrile) Layers: Molecular Orientation, Electronic Structure, and Angular Distribution of Photoluminescence
J. Phys. Chem. Lett., , 9, 863–867 (2018)
DOI:10.1021/acs.jpclett.7b03232
Y. Hasegawa, Y. Yamada, M. Yamada, T. Hosokai, H. Nakanotani, C. Adachi

[61]

Well-ordered films of disk-shaped thermally activated delayed fluorescence molecules
Journal of Photonics for Energy, 8, 032110 (2018)
DOI:110.1117/1.JPE.8.032110
Y. Hasegawa, Y. Yamada, M. Yamada, T. Hosokai, H. Nakanotani, C. Adachi

[60]

Solvent-dependent investigation of carbazole benzonitrile derivatives: Does the 3LE-1CT energy gap facilitate TADF?
Journal of Photonics for Energy, 8, 032102 (2018)
DOI:10.1117/1.JPE.8.032102
T. Hosokai*, H. Noda, H. Nakanotani, T. Nawata, Y. Nakayama, H. Matsuzaki, C. Adachi

[59]

Rational Molecular Design for Deep-Blue Thermally Activated Delayed Fluorescence Emitters
Adv. Func. Mater., 28, 1706023 (2018)
DOI:10.1002/adfm.201706023
C.-Y. Chan, L.-S. Cui, J. U. Kim, H. Nakanotani, and C. Adachi

[2017]

[58]

Long-lived efficient delayed fluorescence organic light-emitting diodes using n-type hosts
Nature Commun., 8, 2250 (2017)
DOI:10.1038/s41467-017-02419-x
L.-S. Cui, S.-B. Ruan, R. Nagata, L. Zhang, K. Inada, H. Nakanotani, L.-S. Liao and C. Adachi.

[57]

Donor‐σ‐Acceptor Motif Thermally Activated Delayed Fluorescence Emitters with Dual Upconversion
Angew. Chem. Int. Ed., 129, 16763 (2017)
DOI:10.1002/anie.201708876
Y. Geng, A. D’Aleo, K. Inada, L.-S. Cui, J. U. Kim, H. Nakanotani, C. Adachi

[56]

Molecular Design for Blue Thermal Activated Delayed Fluorescence Materials: Substitution Position Effect
Chemistry Letters, 46, 10, 1490, (2017)
DOI:10.1246/cl.170587
Y. Geng, L.-S. Cui, J.U. Kim, H. Nakanotani and C. adachi

[55]

Highly Efficient Thermally Activated Delayed Fluorescence from an Excited-State Intramolecular Proton Transfer System
ACS Central Science, 3, 769 (2017)
DOI:10.1021/acscentsci.7b00183
M. Mamada, K. Inada, T. Komino, W. Potscavege, H. Nakanotani, and C. Adachi

[54]

Thermally activated delayed fluorescence of Bis(9,9-dimethyl-9,10-dihydroacridine) dibenzo[b,d]thiophene 5,5-dioxide derivatives for organic light-emitting diodes
J. Lumines., 190, 485 (2017)
DOI:10.1016/j.jlumin.2017.06.006
J.U. Kim, S.S. Reddy, L.-S. Cui, H. Nomura, S. Hwang, D.H. Kim, H. Nakanotani, S.-H. Jin, C. Adachi

[53]

NIR organic light-emitting diodes for bio-sensing with high operating stability
App. Phys. Exp., 10, 074101 (2017)
DOI:10.7567/APEX.10.074101
T. Yamanaka, H. Nakanotani, S. Hara, T. Hirohara and C. Adachi

[52]

Light amplification in molecules exhibiting thermally activated delayed fluorescence
Adv. Opt. Mater., (in press) (2017)
DOI:10.1002/adom.201700051
H. Nakanotani*, T. Furukawa, T. Hosokai, T. Hatakeyama, and C. Adachi*

[51]

Evidence and Mechanism of Efficient Thermally Activated Delayed Fluorescence Promoted by Delocalized Excited States
Science Advances, 3, e1603282 (2017)
DOI:10.1126/sciadv.1603282
T. Hosokai*, H. Matsuzaki, H. Nakanotani*, K. Tokumaru, T. Tsutsui, A. Furube, K. Nasu, H. Nomura, M. Yahiro, C. Adachi
[Press Release]

[2016]

[50]

Controlling Singlet-Triplet Energy Splitting for Deep-Blue Thermally Activated Delayed Fluorescence Emitters
Angew. Chem. Int. Ed., 56, 1571-1575 (2016)
DOI:10.1002/anie.201609459
L.-S. Cui, H. Nomura, Y. Geng, J. U. Kim, H. Nakanotani, and C. Adachi

[49]

Application of wide-energy-gap material 3,4-di(9H-carbazol-9-yl) benzonitrile in organic light-emitting diodes
Thin Solid Films, 619, 120-124 (2016)
DOI:10.1016/j.tsf.2016.11.016
Y. Tanaka, T. Takahashi, J. Nishide, Y. Hiraga, H. Nakanotani, Chihaya Adachi

[48]

Near-Infrared Electrophosphorescence up to 1.1 µm using a Thermally Activated Delayed Fluorescence Molecule as Triplet Sensitizer
Adv. Mater., 29, 1604265 (2016)
DOI:10.1002/adma.201604265
R. Nagata, H. Nakanotani*, and C. Adachi*

[47]

Boron Difluoride Complexes of Expanded N-Confused Calix[n]phyrins That Demonstrate Unique Luminescent and Lasing Properties
Angew. Chem. Int. Ed., 55, 12045-12049 (2016)
DOI:10.1002/anie.201606246
M. Ishida, T. Omagari, R. Hirosawa, K. Jono, Y.M. Sung, Y. Yasutake, H. Uno, M. Toganoh, H. Nakanotani, S. Fukatsu, D. Kim, H. Furuta

[46]

Color Tuning of Avobenzone Boron Difluoride as an Emitter to Achieve Full-Color Emission
Adv. Func. Mater., 26, 6703-6710 (2016)
DOI:10.1002/adfm.201601257
H.W. Mo, Y. Tsuchiya, Y. Geng, T. Sagawa, C. Kikuchi, H. Nakanotani, F. Ito, C. Adachi

[45]

Magnesium-gold binary alloy for organic light-emitting diodes with high corrosion resistance
J. Vac.Sci.Technol.B , 34, 040607-040611 (2016)
DOI:10.1116/1.4952408
H. Arai, H. Nakanotani*, and C. Adachi*

[44]

Thermally activated delayed fluorescence from pentacarbazorylbenzonitrile
Chem. Lett., 45, 770-772 (2016)
DOI:10.1246/cl.160290
S. Tanimoto, T. Suzuki, H. Nakanotani, C. Adachi

[43]

Benzimidazobenzothiazole-Based Bipolar Hosts to Harvest Nearly All Excitons in Blue Delayed Fluorescence and Phosphorescent Organic Light-Emitting Diodes
Angew. Chem. Int. Ed., 55, 6864-6868 (2016)
DOI:10.1002/anie.201601136
L.-S. Cui, J. U. Kim, H. Nomura, H. Nakanotani, and C. Adachi

[42]

Long-range coupling of electron–hole pairs in spatially separated organic donor–acceptor layers
Science Advances, Vol. 2, no. 2, e1501470 (2016)
DOI:10.1126/sciadv.1501470
H. Nakanotani*, T. Furukawa, K. Morimoto and C. Adachi*
[Press Release]

[41]

Effect of Joule heating on transient current and electroluminescence in p-i-n organic light-emitting diodes under pulsed voltage operation
Org. Electron., 31, 287-294, (2016)
DOI:doi:10.1016/j.orgel.2016.01.039
K. Yoshida, H. Nakanotani, and Chihaya Adachi

[40]

Quantification of temperature rise in unipolar organic conductors during short voltage-pulse excitation using electrical testing methods
Org. Electron., 31, 191-197, (2016)
DOI:10.1016/j.orgel.2016.01.033
K. Yoshida, T. Matsushima, H. Nakanotani, and Chihaya Adachi

[39]

Low threshold amplified spontaneous emission and ambipolar charge transport in non-volatile liquid fluorene derivatives
Chem. Commun., 52, 3103-3106, (2016)
DOI:10.1039/C5CC08331A
J.-C. Ribierre, L. Zhao, M. Inoue, P.-O. schwartz, J.-H. Kim, K. Yoshida, A. Sandanayaka, H. Nakanotani, L. Mager, S. Méry and Chihaya Adachi

[2015]

[38]

Effect of reverse intersystem crossing rate to suppress efficiency roll-off in organic light-emitting diodes with thermally activated delayed fluorescence emitters
Chem. Phys. Lett., 644, 62-67, (2015)
DOI:10.1016/j.cplett.2015.11.042
M. Inoue, T. Serevičius, H. Nakanotani, K. Yoshida, T. Matsushima, S. Juršėnas, and C. Adachi

[37]

High-efficiency sky-blue organic light-emitting diodes utilizing thermally-activated delayed fluorescence
IEICE Transactions, 98, 971-976 (2015)
DOI:1745-1353
Y. Hiraga, J. Nishide, H. Nakanotani, M. Aonuma and C. Adachi

[36]

Light amplification in an organic solid-state film with the aid of triplet to singlet upconversion
Adv. Opt. Mater., 3, 1381–1388 (2015)
DOI:10.1002/adom.201500236
H. Nakanotani, T. Furukawa and C. Adachi
[Top 5 Most Downloaded Articles: Sep. 2015!]
[Top 5 Most Downloaded Articles: Oct. 2015!]
[selected as the Best of Advanced Optical Materials – 2015 edition!]

[35]

Introduction of Oxygen into Organic Thin Films with the Aim of Suppressing Singlet-Triplet Annihilation
Chem. Phys. Lett., 624, 43-46 (2015)
DOI:10.1016/j.cplett.2015.02.010
M. Inoue, T. Matsushima, H. Nakanotani, C. Adachi

[34]

Suppression of roll-off characteristics of organic light-emitting diodes by narrowing current injection/transport area to 50 nm
Appl. Phys. Lett., 106, 093301 (2015)
DOI:10.1063/1.4913461
K. Hayashi, H. Nakanotani, M. Inoue, K. Yoshida, O. Mikhnenko, T.-Q. Nguyen and C. Adachi
[Highlighted as a Front Cover!]

[33]

Dual Enhancement of Electroluminescence Efficiency and Operational Stability by Rapid Upconversion of Triplet Excitons in Organic Light-Emitting Diodes
Sci. Rep., 5, 8429 (2015)
DOI:10.1038/srep08429
T. Furukawa†, H. Nakanotani†, M. Inoue, and C. Adachi

[32]

High efficiency white organic light-emitting diodes based on a blue TADF emitter combined with green and red fluorescence emitters
Adv. Mater., 27, 2019–2023 (2015)
DOI: 10.1002/adma.201404967
T. Higuchi†, H. Nakanotani†, and C. Adachi

[31]

Controlled emission color and singlet-triplet energy gap of dihydrophenazine-based thermally activated delayed fluorescence emitters
J. Mater. Chem. C, 3, 2175-2181 (2015)
DOI: 10.1039/C4TC02530J
J. Lee, K. Shizu, H. Tanaka, H. Nakanotani†, T. Yasuda, H. Kaji and C. Adachi

[30]

Highly efficient blue electroluminescence based on thermally activated delayed fluorescence
Nature Materials, 14, 330–336 (2015)
DOI: 10.1038/nmat4154
S. Hirata, Y. Sakai, K. Masui, H. Tanaka, S. Y. Lee, H. Nomura, N. Nakamura, M. Yasumatsu, H. Nakanotani, Q. Zhang, K. Shizu, H. Miyazaki, C. Adachi

[2014]

[29]

Dual Intramolecular Charge-Transfer Fluorescence Derived from a Phenothiazine-Triphenyltriazine Derivative
J. Phys. Chem. C., 118, 15985-15994 (2014)
DOI: 10.1021/jp501017f
Hiroyuki Tanaka, Katsuyuki Shizu, H. Nakanotani, and Chihaya Adachi

[28]

High efficiency organic light-emitting diodes with fluorescent emitters
Nature Commun. 5, 4016 (2014)
DOI: 10.1038/ncomms5016
H. Nakanotani, T. Higuchi, T. Furukawa, K. Masui, K. Morimoto, M. Numata, H. Tanaka, Y Sagara, T. Yasuda and C. Adachi
[Press Release]

[27]

High-efficiency white organic light-emitting diodes using thermally activated delayed fluorescence
Appl. Phys. Lett., 104, 233304-233308, (2014)
DOI: 10.1063/1.4882456
J. Nishide†, H. Nakanotani†, Y. Hiraga, and C. Adachi

[26]

Analysis of alternative current driven electroluminescence in organic light emitting diodes: a comparative study
Org. Electron., 15, 1815-1821 (2014)
DOI: 10.1016/j.orgel.2014.05.009
L. Zhanga, H. Nakanotani, K. Yoshida, and C. Adachi

[25]

Light-Emitting Organic Field-Effect Transistors Based on Highly Luminescent Single Crystals of Thiophene/Phenylene Co-Oligomers
J. Mater. Chem. C, 2, 4918-4921, (2014)
DOI: 10.1039/C4TC00164H
T. Komori, H. Nakanotani, T. Yasuda, and C. Adachi

[2013]

[24]

Twisted Intramolecular Charge Transfer State for Long-Wavelength Thermally Activated Delayed Fluorescence
Chem. Mater., 25, 3766 (2013)
DOI: 10.1021/cm402428a
H. Tanaka; K. Shizu; H. Nakanotani; C. Adachi

[23]

Capacitance-voltage characteristics of a 4,4′-bis[(N-carbazole)styryl]biphenyl based organic light-emitting diode: implications for characteristic times and their distribution
Appl. Phys. Lett., 103, 093301 (2013)
DOI: 10.1063/1.4819436
L. Zhang; H. Nakanotani; C. Adachi

[22]

Multi-color light-emitting transistors composed of organic single crystals
Org. Electron., 14, 2737?2742, (2013)
Y. Yomogida; H. Sakai; K. Sawabe; S. Gocho; S. Z. Bisri; H. Nakanotani; C. Adachi; T. Hasobe; Y. Iwasa; T. Takenobu
DOI: 10.1016/j.orgel.2013.07.025

[21]

Analysis of exciton annihilation in high-effciency sky-blue organic light-emitting diodes with thermally activated delayed fluorescence
Org. Electron., 14, 2721 – 2726, (2013)
K. Masui, H. Nakanotani, and C. Adachi
DOI: 10.1016/j.orgel.2013.07.010

[20]

Promising operational stability of high-efficiency organic light-emitting diodes based on thermally activated delayed fluorescence
Sci. Rep., 3, 2127 (2013)
H. Nakanotani, K. Masui, J. Nishide, T. Shibata and C. Adachi
DOI: 10.1038/srep02127
[Press Release]
[Selected as a Focus Article by NPG Asia]

[19]

Amplified spontaneous emission and electroluminescence from thiophene/phenylene co-oligomer-doped p-bis(p-styrylstyryl)benzene crystals
Adv. Opt. Mater., 1, 469 (2013)
H. Nakanotani, and C. Adachi
DOI: 10.1002/adom.201200066
[High lighted as an back cover]

[2011]

[18]

Photophysical characteristics of 4,4 ‘-bis(N-carbazolyl)tolan derivatives and their application in organic light emitting diodes
J. lumin. 131, 1520 (2011)
M. Ohkita, A. Endo, K. Sumiya, H. Nakanotani, T. Suzuki, and C. Adachi

[17]

Formation of Organic Crystalline Nanopillar Arrays and Their Application to Organic Photovoltaic Cells
ACS APPLIED MATERIALS & INTERFACES 3, 80 (2011)
H. Hirade, H. Nakanotani, M. Yahiro, and C. Adachi

[16]

Highly conductive interface between a rubrene single crystal and a molybdenum oxide layer and its application in transistors
Solid State Commun. 151, 93 (2011)
H. Nakanotani, H. Kakizoe and C. Adachi

[2010]

[15]

Emission color tuning in ambipolar organic single crystal field-effect transistors by dye-doping
Adv. Funct. Mat. 20, 1610 (2010)
H. Nakanotani, M. Saito, H. Nakamura and C. Adachi

[14]

Organic light-emitting diodes containing multilayers of organic single crystals
Appl. Phys. Lett. 96, 053301 (2010)
H. Nakanotani and C. Adachi
[Top 20 Most Downloaded Articles: 11, Applied Physics Letters — February 2010]

[2009]

[13]

Tuning of threshold voltage by interfacial carrier doping in organic single crystal ambipolar light-emitting transistors and their brightelectroluminescence
Appl. Phys. Lett. 95, 103307 (2009)
H. Nakanotani, M. Saito, M. Saito, H. Nakamura and C. Adachi

[12]

Highly balanced ambipolar mobilities with intense electroluminescence in field-effect transistors based on organic single crystal oligo(p- phenylenevinylene) derivatives
Appl. Phys. Lett. 95, 033308 (2009)
H. Nakanotani, M. Saito, M. Saito, H. Nakamura and C. Adachi

[11]

Effect of molecular morphology on amplified spontaneous emission of bis-styrylbenzene derivatives
Adv. Mater. 21, 4034 (2009)
R. Kabe, H. Nakanotani, T. Sakanoue, M. Yahiro, and C. Adachi

[10]

Low threshold blue emission from first-order organic DFB laser using 2,7-bis[4-(N-carbazole)phenylvinyl]-9,9′-spirobifluorene as active gain media
Molecular Crystal and Liquid Crystals 504, 1 (2009)
M. Hirade, H. Nakanotani, R. Hattori, A. Ikeda, M. Yahiro, and C. Adachi

[2008]

[9]

Blue-light-emitting ambipolar field-effect transistors using an organic single crystal of 1,4-Bis(4-methylstyryl)benzene
Appl. Phys. Express 1 091801 (2008)
H. Nakanotani, R. Kabe, M. Yahiro, T. Takenobu, Y. Iwasa and C. Adachi
[Top 20 Most Downloaded Articles (September 2008)]

[2007]

[8]

Ambipolar field-effect transistor based on organic-inorganic hybrid-structure
Appl. Phys. Lett. 90, 262104 (2007)
H. Nakanotani, K. Yano, M. Yahiro and C. Adachi

[7]

Spectrally narrow emission from organic film under continuous-wave excitation
Appl. Phys. Lett. 90, 231109 (2007)
H. Nakanotani, Chihaya Adachi, Sadayuki Watanabe, and Ryuzi Katoh

[6]

Extremely low-threshold amplified spontaneous emission of 9,9’-spirobifluorene derivatives and electroluminescence from field-effect transistor structure
Adv. Funct. Mater., 17, 2328 (2007)
H. Nakanotani, S. Akiyama, D. Ohnishi, M. Moriwake, M. Yahiro, T. Yoshihara, S. Tobita, and C. Adachi

[5]

Very low amplified spontaneous emission threshold and electroluminescence characteristics of 1,1′-diphenyl substituted fluorene derivatives
Optical Materials, 30, 630 (2007)
H. Nakanotani, Naoki Matsumoto, Hiroyuki Uchiuzou, Masakazu Nishiyama, Masayuki Yahiro and Chihaya Adachi

[4]

Spectrally Narrow Emission at Cutoff Wavelength from Edge of Electrically Pumped Organic Light-Emitting Diodes
Jpn. J. Appl. Phys., 46, L826 (2007)
D. Yokoyama, H. Nakanotani, Y. Setoguchi, M. Moriwake, D. Ohnishi, M. Yahiro, and C. Adachi

[2006]

[3]

Optical and electrical properties of quinqueacetylphenyl derivatives and the application for organic field-effect transistors
Jpn. J. Appl. Phys., 45, L1331 (2006)
T. Oyamada, G. Shao, H. Uchiuzou,H. Nakanotani, A. Orita, J. Otera, M.Yahiro, and C. Adachi

[2005]

[2]

Injection and transport of high current density of 1063A/cm2 in organic light-emitting diodes under pulse excitation
Jpn. J. Appl. Phys., 44, 3659 (2005)
H. Nakanotani, T. Oyamada, Y. Kawamura, H. Sasabe, and C. Adachi

[1]

Singlet-singlet and singlet-heat annihilations in fluorescence-based organic light-emitting diodes under steady-state high current density
Appl. Phys. Lett., 86, 213506 (2005)
H. Nakanotani, H. Sasabe, and C. Adachi

Proceeding

Low lasing threshold in organic distributed feedback solid state lasers using a Bisstyrylbenzene derivative as an active material
Proc. SPIE Int. Soc. Opt. Eng. 5937, 59370W (2005)
Hajime Nakanotani, Hiroyuki Sasabe and Chihaya Adachi

総説,単行本

「Light-Emitting Organic Crystal Field-Effect Transistors for Future Organic Injection Lasers」
p. 603-619, Physics of Organic Semiconductors, 2nd, Completely New Revised Edition
Wiley, (2012), Hajime Nakanotani and Chihaya Adachi

「有機薄膜太陽電池の最新技術」
ビススチリルベンゼン誘導体を活性層とする有機DFBレーザーの発振特性，第５章p.250-257
㈱シーエムシー出版(2005)
中野谷一，安達千波矢

「進化する有機半導体」
応用編第２章
有機半導体レーザーの材料・デバイス設計
エヌ・ティー・エス，2006
安達千波矢，中野谷一

「有機半導体のデバイス物性」
有機発光トランジスタと有機半導体レーザー（9.4節）
講談社，2012

「有機半導体界面の制御・分析技術」
情報機構，2012
加藤拓司、中野谷一、鳥居昌史

受賞

第14回応用物理学会有機分子・バイオエレクトロニクス分科会奨励賞（2016年）
中野谷一

第9回有機EL討論会 業績賞（2016年）
題目「ハイパーフルオレッセンス機構による高効率有機ELデバイスの実現」
中野谷一

第17回有機EL討論会 講演奨励賞（2013年）
題目「熱活性化遅延蛍光有機ＥＬ素子における素子劣化因子の解明」
中野谷一

第26回応用物理学会 講演奨励賞（2009年）
題目「有機単結晶薄膜を用いた有機EL素子」
中野谷一，安達千波矢

学会発表

国際学会 (口頭発表)

High efficiency organic light-emitting diodes with conventional fluorescent emitters
Light, Energy and the Environment Congress, OSA, Dec 3, 2014 (ANU, Canberra, Australia)
H. Nakanotani and C. Adachi

A New Route of Triplet Harvesting for High-Efficiency Fluorescence OLEDs
MRS fall, Dec 2, 2013 (Boston, USA)
H. Nakanotani K. Masui, H. Tanaka and C. Adachi

Light-emitting devices based on organic single crystals
IMID2009, 2009.10.12~10.16 (KINTEX, Seoul, Korea)
H. Nakanotani and C. Adachi(Invited Talk.)

Organic light emitting devices having multi-layer structure of thin-film organic single crystals
SPIE’s International Symposium on Optics & Photonics 2009, 2009.8.2~8.6 (San Diego)
H. Nakanotani and C. Adachi

Ambipolar field-effect transistor based on organic-inorganic oxide heterostructure
E-MRS 2007 Spring Meeting Strasbourg, France – May 28th to June 1st, 2007
H. Nakanotani, Koki Yano and Chihaya Adachi

Low lasing threshold in organic distributed feedback solid state lasers using bisstyrylbenzene derivative as active material
SPIE’s International Symposium on Optics & Photonics 2005, 2005.7.31~8.4 (San Diego)
H. Nakanotani, H. Sasabe and C. Adachi