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  • Chihaya Adachi
2019

Large metal halide perovskite crystals for field-effect transistor applications

Matsushima, T., Leyden, M. R., Fujihara, T., Qin, C., Sandanayaka, A. S. D. & Adachi, C., Sep 16 2019, In : Applied Physics Letters. 115, 12, 120601.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Intramolecular Noncovalent Interactions Facilitate Thermally Activated Delayed Fluorescence (TADF)

Chen, X. K., Bakr, B. W., Auffray, M., Tsuchiya, Y., Sherrill, C. D., Adachi, C. & Bredas, J. L., Jun 20 2019, In : Journal of Physical Chemistry Letters. 10, 12, p. 3260-3268 9 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)
2016

Thermally Activated Delayed Fluorescence Polymers for Efficient Solution-Processed Organic Light-Emitting Diodes

Lee, S. Y., Yasuda, T., Komiyama, H., Lee, J. & Adachi, C., Jun 1 2016, In : Advanced Materials. 28, 21, p. 4019-4024 6 p.

Research output: Contribution to journalArticle

155 Citations (Scopus)
2018

Observation of spontaneous orientation polarization in evaporated films of organic light-emitting diode materials

Osada, K., Goushi, K., Kaji, H., Adachi, C., Ishii, H. & Noguchi, Y., Jul 2018, In : Organic Electronics. 58, p. 313-317 5 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

High Performance p- and n-Type Light-Emitting Field-Effect Transistors Employing Thermally Activated Delayed Fluorescence

Sobus, J., Bencheikh, F., Mamada, M., Wawrzinek, R., Ribierre, J. C. M., Adachi, C., Lo, S. C. & Namdas, E. B., Jul 11 2018, In : Advanced Functional Materials. 28, 28, 1800340.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Low Amplified Spontaneous Emission Threshold from Organic Dyes Based on Bis-stilbene

Mamada, M., Fukunaga, T., Bencheikh, F., Sandanayaka, A. S. D. & Adachi, C., Aug 8 2018, In : Advanced Functional Materials. 28, 32, 1802130.

Research output: Contribution to journalArticle

9 Citations (Scopus)
2017

In-Plane Anisotropic Molecular Orientation of Pentafluorene and Its Application to Linearly Polarized Electroluminescence

Komino, T., Kuwae, H., Okada, A., Fu, W., Mizuno, J., Ribierre, J. C. M., Oki, Y. & Adachi, C., Aug 16 2017, In : ACS Applied Materials and Interfaces. 9, 32, p. 27054-27061 8 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2019
2 Citations (Scopus)

Toward air-stable field-effect transistors with a tin iodide-based hybrid perovskite semiconductor

Matsushima, T., Terakawa, S., Leyden, M. R., Fujihara, T., Qin, C. & Adachi, C., Jun 21 2019, In : Journal of Applied Physics. 125, 23, 235501.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2017

Two regimes of carrier diffusion in vapor-deposited lead-halide perovskites

Ščajev, P., Aleksiejunas, R., Miasojedovas, S., Nargelas, S., Inoue, M., Qin, C., Matsushima, T., Adachi, C. & Juršenas, S., Jan 1 2017, In : Journal of Physical Chemistry C. 121, 39, p. 21600-21609 10 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)
2016

Low threshold amplified spontaneous emission and ambipolar charge transport in non-volatile liquid fluorene derivatives

Ribierre, J. C., Zhao, L., Inoue, M., Schwartz, P. O., Kim, J. H., Yoshida, K., Sandanayaka, A. S. D., Nakanotani, H., Mager, L., Méry, S. & Adachi, C., Jan 1 2016, In : Chemical Communications. 52, 15, p. 3103-3106 4 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Degradation Mechanisms of Solution-Processed Planar Perovskite Solar Cells: Thermally Stimulated Current Measurement for Analysis of Carrier Traps

Qin, C., Matsushima, T., Fujihara, T., Potscavage, W. J. & Adachi, C., Jan 20 2016, In : Advanced Materials. 28, 3, p. 466-471 6 p.

Research output: Contribution to journalArticle

72 Citations (Scopus)
2018

Organic Long-Persistent Luminescence from a Flexible and Transparent Doped Polymer

Lin, Z., Kabe, R., Nishimura, N., Jinnai, K. & Adachi, C., Nov 8 2018, In : Advanced Materials. 30, 45, 1803713.

Research output: Contribution to journalArticle

18 Citations (Scopus)
2016

Solution-processed organic thermoelectric materials exhibiting doping-concentration-dependent polarity

Hwang, S., Potscavage, W. J., Yang, Y. S., Park, I. S., Matsushima, T. & Adachi, C., Jan 1 2016, In : Physical Chemistry Chemical Physics. 18, 42, p. 29199-29207 9 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)
14 Citations (Scopus)
2017

Light Amplification in Molecules Exhibiting Thermally Activated Delayed Fluorescence

Nakanotani, H., Furukawa, T., Hosokai, T., Hatakeyama, T. & Adachi, C., Jun 16 2017, In : Advanced Optical Materials. 5, 12, 1700051.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Donor–σ–Acceptor Motifs: Thermally Activated Delayed Fluorescence Emitters with Dual Upconversion

Geng, Y., D'Aleo, A., Inada, K., Cui, L. S., Kim, J. U., Nakanotani, H. & Adachi, C., Dec 22 2017, In : Angewandte Chemie - International Edition. 56, 52, p. 16536-16540 5 p.

Research output: Contribution to journalArticle

32 Citations (Scopus)
2018

Diffusion Enhancement in Highly Excited MAPbI3 Perovskite Layers with Additives

Ščajev, P., Qin, C., Aleksiejunas, R., Baronas, P., Miasojedovas, S., Fujihara, T., Matsushima, T., Adachi, C. & Juršėnas, S., Jun 21 2018, In : Journal of Physical Chemistry Letters. 9, 12, p. 3167-3172 6 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)
2017

A near-infrared organic light-emitting diode based on an Yb(III) complex synthesized by vacuum co-deposition

Jinnai, K., Kabe, R. & Adachi, C., Jan 1 2017, In : Chemical Communications. 53, 39, p. 5457-5460 4 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Intrinsic carrier transport properties of solution-processed organic-inorganic perovskite films

Matsushima, T., Hwang, S., Terakawa, S., Fujihara, T., Sandanayaka, A. S. D., Qin, C. & Adachi, C., Feb 2017, In : Applied Physics Express. 10, 2, 024103.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2018

Excited state engineering for efficient reverse intersystem crossing

Noda, H., Nakanotani, H. & Adachi, C., Jun 22 2018, In : Science Advances. 4, 6, eaao6910.

Research output: Contribution to journalArticle

71 Citations (Scopus)

Grain Boundary Engineering of Halide Perovskite CH3NH3PbI3 Solar Cells with Photochemically Active Additives

Faraji, N., Qin, C., Matsusima, T., Adachi, C. & Seidel, J., Mar 8 2018, In : Journal of Physical Chemistry C. 122, 9, p. 4817-4821 5 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2016

Effect of reverse intersystem crossing rate to suppress efficiency roll-off in organic light-emitting diodes with thermally activated delayed fluorescence emitters

Inoue, M., Serevičius, T., Nakanotani, H., Yoshida, K., Matsushima, T., Juršenas, S. & Adachi, C., Jan 16 2016, In : Chemical Physics Letters. 644, p. 62-67 6 p.

Research output: Contribution to journalArticle

48 Citations (Scopus)

Role of intermediate state in the excited state dynamics of highly efficient TADF molecules

Hosokai, T., Matsuzaki, H., Furube, A., Tokumaru, K., Tsutsui, T., Nakanotani, H., Yahiro, M. & Adachi, C., Jan 1 2016, Organic Light Emitting Materials and Devices XX. So, F., Adachi, C. & Kim, J-J. (eds.). SPIE, 994107. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 9941).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2017

Boron difluoride hemicurcuminoid as an efficient far red to near-infrared emitter: Toward OLEDs and laser dyes

D'Aléo, A., Sazzad, M. H., Kim, D. H., Choi, E. Y., Wu, J. W., Canard, G., Fages, F., Ribierre, J. C. & Adachi, C., 2017, In : Chemical Communications. 53, 52, p. 7003-7006 4 p.

Research output: Contribution to journalArticle

39 Citations (Scopus)
2016

Blue OLEDs: Controlling Synergistic Oxidation Processes for Efficient and Stable Blue Thermally Activated Delayed Fluorescence Devices (Adv. Mater. 35/2016)

Cui, L. S., Deng, Y. L., Tsang, D. P. K., Jiang, Z. Q., Zhang, Q., Liao, L. S. & Adachi, C., Sep 21 2016, In : Advanced Materials. 28, 35, 1 p.

Research output: Contribution to journalComment/debate

1 Citation (Scopus)
2017

THz absorption measurement and calculation of organic thermally activated delayed fluorescence materials

Takeda, H., Chen, C., Komino, T., Yoshioka, H., Oki, Y. & Adachi, C., Jan 1 2017, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F82-CLEO_Europe 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2016

Design of emitters and charge transporters for highly efficient organic LEDs

Kaji, H., Wada, Y., Shizu, K., Kubo, S., Suzuki, K., Fukushima, T. & Adachi, C., Jan 1 2016, 23rd International Display Workshops in conjunction with Asia Display, IDW/AD 2016. Society for Information Display, p. 1206-1209 4 p. (23rd International Display Workshops in conjunction with Asia Display, IDW/AD 2016; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2017
2016
7 Citations (Scopus)
2017

Tetrathienoanthracene-based π-extended narrow-band-gap molecules: Synthesis, physicochemical, and photovoltaic properties

Komiyama, H., Adachi, C. & Yasuda, T., Jan 1 2017, In : Chemistry Letters. 46, 1, p. 29-31 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2016

Highly effi cient solution-processed host-free organic light-emitting diodes showing an external quantum effi ciency of nearly 18% with a thermally activated delayed fl uorescence emitter

Wada, Y., Shizu, K., Kubo, S., Fukushima, T., Miwa, T., Tanaka, H., Adachi, C. & Kaji, H., Mar 2016, In : Applied Physics Express. 9, 3, 032102.

Research output: Contribution to journalArticle

25 Citations (Scopus)

0.6-1.6 THz band spectroscopy of organic thermally activated delayed fluorescence materials

Takeda, H., Chen, C., Komino, T., Yoshioka, H., Oki, Y. & Adachi, C., 2016, In : Optical Materials Express. 6, 10, p. 3045-3052 8 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2017

Influence of the carrier mobility and charge accumulation in interfacial layers on deterioration in organic light-emitting diodes

Nakamura, H., Kuribayashi, M. & Adachi, C., Jan 1 2017, In : IEEJ Transactions on Fundamentals and Materials. 137, 5, p. 291-297 7 p.

Research output: Contribution to journalArticle

2018

Influence of P3HT molecular weight on film processing and solar cell performance

Yu, J., Tang, J., Wang, C., Zheng, Y., Adachi, C. & Zeng, C., Oct 2 2018, Proceedings - 2018 19th International Conference on Electronic Packaging Technology, ICEPT 2018. Xiao, F., Wang, J., Chen, L. & Ye, T. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 1602-1604 3 p. 8480823. (Proceedings - 2018 19th International Conference on Electronic Packaging Technology, ICEPT 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2019

A chemical structure approach enhancing light outcoupling of dopant OLEDs and internal quantum efficiency of non-dopant OLEDs having bluish TADF emitters

Lee, Y. T., Tseng, P. C., Komino, T., Mamada, M., Lee, J. H., Adachi, C., Chen, C. T. & Chen, C. T., Jan 1 2019, In : Digest of Technical Papers - SID International Symposium. 50, Book 1, p. 470-473 4 p.

Research output: Contribution to journalConference article

2017

Highly efficient organic light-emitting diodes with completely oriented delayed fluorescent emitters

Komino, T., Sagara, Y., Tanaka, H., Oki, Y., Nakamura, N., Fujimoto, H. & Adachi, C., Jan 1 2017, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F82-CLEO_Europe 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2018

Simple Molecular-Engineering Approach for Enhancing Orientation and Outcoupling Efficiency of Thermally Activated Delayed Fluorescent Emitters without Red-Shifting Emission

Lee, Y. T., Tseng, P. C., Komino, T., Mamada, M., Ortiz, R. J., Leung, M. K., Chiu, T. L., Lin, C. F., Lee, J. H., Adachi, C., Chen, C. T. & Chen, C. T., Dec 19 2018, In : ACS Applied Materials and Interfaces. 10, 50, p. 43842-43849 8 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2019

Enhanced near-infrared electroluminescence from a neodymium complex in organic light-emitting diodes with a solution-processed exciplex host

Shahalizad, A., Kim, D. H., Rao Bobbara, S., Tsuchiya, Y., D'Aléo, A., Andraud, C., Ribierre, J. C. M., Nunzi, J. M. & Adachi, C., Jan 21 2019, In : Applied Physics Letters. 114, 3, 033301.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2016

Organic nanostructures of thermally activated delayed fluorescent emitters with enhanced intersystem crossing as novel metal-free photosensitizers

Zhang, J., Chen, W., Chen, R., Liu, X. K., Xiong, Y., Kershaw, S. V., Rogach, A. L., Adachi, C., Zhang, X. & Lee, C. S., Jan 1 2016, In : Chemical Communications. 52, 79, p. 11744-11747 4 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)
2017

A New Design Strategy for Efficient Thermally Activated Delayed Fluorescence Organic Emitters: From Twisted to Planar Structures

Chen, X. K., Tsuchiya, Y., Ishikawa, Y., Zhong, C., Adachi, C. & Brédas, J. L., Dec 13 2017, In : Advanced Materials. 29, 46, 1702767.

Research output: Contribution to journalArticle

78 Citations (Scopus)
2016

Theoretical predication for transition energies of thermally activated delayed fluorescence molecules

Tian, X., Sun, H., Zhang, Q. & Adachi, C., Aug 1 2016, In : Chinese Chemical Letters. 27, 8, p. 1445-1452 8 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)
2017

Combined Inter- and Intramolecular Charge-Transfer Processes for Highly Efficient Fluorescent Organic Light-Emitting Diodes with Reduced Triplet Exciton Quenching

Moon, C. K., Suzuki, K., Shizu, K., Adachi, C., Kaji, H. & Kim, J. J., May 3 2017, In : Advanced Materials. 29, 17, 1606448.

Research output: Contribution to journalArticle

72 Citations (Scopus)
2018

High-efficiency electroluminescence and amplified spontaneous emission from a thermally activated delayed fluorescent near-infrared emitter

Kim, D. H., D'Aléo, A., Chen, X. K., Sandanayaka, A. D. S., Yao, D., Zhao, L., Komino, T., Zaborova, E., Canard, G., Tsuchiya, Y., Choi, E., Wu, J. W., Fages, F., Brédas, J. L., Ribierre, J. C. & Adachi, C., Feb 1 2018, In : Nature Photonics. 12, 2, p. 98-104 7 p.

Research output: Contribution to journalArticle

130 Citations (Scopus)
2019
2016

Blue thermally activated delayed fluorescence molecule having acridane and cyanobenzene units

Noda, H., Kabe, R. & Adachi, C., Jan 1 2016, In : Chemistry Letters. 45, 12, p. 1463-1466 4 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Afterglow Organic Light-Emitting Diode

Kabe, R., Notsuka, N., Yoshida, K. & Adachi, C., Jan 27 2016, In : Advanced Materials. 28, 4, p. 655-660 6 p.

Research output: Contribution to journalArticle

135 Citations (Scopus)

Singlet-Triplet Exciton Annihilation Nearly Suppressed in Organic Semiconductor Laser Materials Using Oxygen as a Triplet Quencher

Zhao, L., Inoue, M., Yoshida, K., Sandanayaka, A. S. D., Kim, J. H., Ribierre, J. C. M. & Adachi, C., Jan 1 2016, In : IEEE Journal on Selected Topics in Quantum Electronics. 22, 1, 7225144.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2019

Photoluminescence Quenching Probes Spin Conversion and Exciton Dynamics in Thermally Activated Delayed Fluorescence Materials

Yurash, B., Nakanotani, H., Olivier, Y., Beljonne, D., Adachi, C. & Nguyen, T. Q., May 24 2019, In : Advanced Materials. 31, 21, 1804490.

Research output: Contribution to journalArticle

2 Citations (Scopus)