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1

Highly efficient blue electroluminescence based on thermally activated delayed fluorescence

Hirata, Shuzo, Sakai, Yumi, Masui, Kensuke, Tanaka, Hiroyuki, Lee, Sae Youn, Nomura, Hiroko, Nakamura, Nozomi, Yasumatsu, Mao, Nakanotani, Hajime, Zhang, Qisheng, Shizu, Katsuyuki, Miyazaki, Hiroshi,

Journal:

Nature Materials

Year:

2014

Language:

english

File:

PDF, 976 KB

english, 2014

2

High-Efficiency White Organic Light-Emitting Diodes Based on a Blue Thermally Activated Delayed Fluorescent Emitter Combined with Green and Red Fluorescent Emitters

Higuchi, Takahiro, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Advanced Materials

Year:

2015

Language:

english

File:

PDF, 491 KB

english, 2015

3

Effect of Molecular Morphology on Amplified Spontaneous Emission of Bis-Styrylbenzene Derivatives

Ryota Kabe, Hajime Nakanotani, Tomo Sakanoue, Masayuki Yahiro, Chihaya Adachi

Journal:

Advanced Materials

Year:

2009

Language:

english

File:

PDF, 397 KB

english, 2009

4

Analysis of exciton annihilation in high-efficiency sky-blue organic light-emitting diodes with thermally activated delayed fluorescence

Masui, Kensuke, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Organic Electronics

Year:

2013

Language:

english

File:

PDF, 1.02 MB

english, 2013

5

Capacitance-voltage characteristics of a 4,4ʹ-bis[(N-carbazole)styryl]biphenyl based organic light-emitting diode: Implications for characteristic times and their distribution

Zhang, Le, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Applied Physics Letters

Year:

2013

Language:

english

File:

PDF, 915 KB

english, 2013

6

Controlled emission colors and singlet–triplet energy gaps of dihydrophenazine-based thermally activated delayed fluorescence emitters

Lee, Jiyoung, Shizu, Katsuyuki, Tanaka, Hiroyuki, Nakanotani, Hajime, Yasuda, Takuma, Kaji, Hironori, Adachi, Chihaya

Journal:

Journal of Materials Chemistry C

Year:

2015

Language:

english

File:

PDF, 17.11 MB

english, 2015

7

[OSA Optical Instrumentation for Energy and Environmental Applications - Canberra (2014..-..)] Light, Energy and the Environment - High-efficiency organic light-emitting diodes with blue fluorescent emitter

Higuchi, Takahiro, Nakanotani, Hajime, Adachi, Chihaya

Year:

2014

File:

PDF, 694 KB

2014

8

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

Inoue, Munetomo, Serevičius, Tomas, Nakanotani, Hajime, Yoshida, Kou, Matsushima, Toshinori, Juršėnas, Saulius, Adachi, Chihaya

Journal:

Chemical Physics Letters

Year:

2016

Language:

english

File:

PDF, 1.26 MB

english, 2016

9

Light Amplification in an Organic Solid-State Film with the Aid of Triplet-to-Singlet Upconversion

Nakanotani, Hajime, Furukawa, Taro, Adachi, Chihaya

Journal:

Advanced Optical Materials

Year:

2015

Language:

english

File:

PDF, 803 KB

english, 2015

10

Controlling Singlet-Triplet Energy Splitting for Deep-Blue Thermally Activated Delayed Fluorescence Emitters

Cui, Lin-Song, Nomura, Hiroko, Geng, Yan, Kim, Jong Uk, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Angewandte Chemie

Year:

2017

Language:

english

File:

PDF, 1.38 MB

english, 2017

11

Rational Molecular Design for Deep-Blue Thermally Activated Delayed Fluorescence Emitters

Chan, Chin-Yiu, Cui, Lin-Song, Kim, Jong Uk, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Advanced Functional Materials

Year:

2018

Language:

english

File:

PDF, 4.13 MB

english, 2018

12

The Role of Reverse Intersystem Crossing Using a TADF‐Type Acceptor Molecule on the Device Stability of Exciplex‐Based Organic Light‐Emitting Diodes

Nguyen, Thanh Ba, Nakanotani, Hajime, Hatakeyama, Takuji, Adachi, Chihaya

Journal:

Advanced Materials

Year:

2020

Language:

english

File:

PDF, 1.09 MB

english, 2020

13

Emission Color Tuning in Ambipolar Organic Single-Crystal Field-Effect Transistors by Dye-Doping

Hajime Nakanotani, Masatoshi Saito, Hiroaki Nakamura, Chihaya Adachi

Journal:

Advanced Functional Materials

Year:

2010

Language:

english

File:

PDF, 298 KB

english, 2010

14

Very low amplified spontaneous emission threshold and electroluminescence characteristics of 1,1′-diphenyl substituted fluorene derivatives

Hajime Nakanotani, Naoki Matsumoto, Hiroyuki Uchiuzou, Masakazu Nishiyama, Masayuki Yahiro, Chihaya Adachi

Journal:

Optical Materials

Year:

2007

Language:

english

File:

PDF, 632 KB

english, 2007

15

Photophysical characteristics of 4,4′-bis(N-carbazolyl)tolan derivatives and their application in organic light emitting diodes

Masakazu Ohkita, Ayataka Endo, Kimihiro Sumiya, Hajime Nakanotani, Takanori Suzuki, Chihaya Adachi

Journal:

Journal of Luminescence

Year:

2011

Language:

english

File:

PDF, 449 KB

english, 2011

16

Highly conductive interface between a rubrene single crystal and a molybdenum oxide layer and its application in transistors

Hajime Nakanotani, Hayato Kakizoe, Chihaya Adachi

Journal:

Solid State Communications

Year:

2011

Language:

english

File:

PDF, 417 KB

english, 2011

17

Amplified Spontaneous Emission and Electroluminescence from Thiophene/Phenylene Co-Oligomer-Doped p -bis( p -Styrylstyryl)Benzene Crystals

Nakanotani, Hajime, Adachi, Chihaya

Journal:

Advanced Optical Materials

Year:

2013

Language:

english

File:

PDF, 1.29 MB

english, 2013

18

Twisted Intramolecular Charge Transfer State for Long-Wavelength Thermally Activated Delayed Fluorescence

Tanaka, Hiroyuki, Shizu, Katsuyuki, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Chemistry of Materials

Year:

2013

Language:

english

File:

PDF, 1.23 MB

english, 2013

19

Multi-color light-emitting transistors composed of organic single crystals

Yomogida, Yohei, Sakai, Hayato, Sawabe, Kosuke, Gocho, Shota, Bisri, Satria Zulkarnaen, Nakanotani, Hajime, Adachi, Chihaya, Hasobe, Taku, Iwasa, Yoshihiro, Takenobu, Taishi

Journal:

Organic Electronics

Year:

2013

Language:

english

File:

PDF, 1.12 MB

english, 2013

20

CORRIGENDUM: Promising operational stability of high-efficiency organic light-emitting diodes based on thermally activated delayed fluorescence

Nakanotani, Hajime, Masui, Kensuke, Nishide, Junichi, Shibata, Takumi, Adachi, Chihaya

Journal:

Scientific Reports

Year:

2014

File:

PDF, 197 KB

2014

21

High-efficiency organic light-emitting diodes with fluorescent emitters

Nakanotani, Hajime, Higuchi, Takahiro, Furukawa, Taro, Masui, Kensuke, Morimoto, Kei, Numata, Masaki, Tanaka, Hiroyuki, Sagara, Yuta, Yasuda, Takuma, Adachi, Chihaya

Journal:

Nature Communications

Year:

2014

Language:

english

File:

PDF, 469 KB

english, 2014

22

Analysis of alternating current driven electroluminescence in organic light emitting diodes: A comparative study

Zhang, Le, Nakanotani, Hajime, Yoshida, Kou, Adachi, Chihaya

Journal:

Organic Electronics

Year:

2014

Language:

english

File:

PDF, 917 KB

english, 2014

23

Promising operational stability of high-efficiency organic light-emitting diodes based on thermally activated delayed fluorescence

Nakanotani, Hajime, Masui, Kensuke, Nishide, Junichi, Shibata, Takumi, Adachi, Chihaya

Journal:

Scientific Reports

Year:

2013

Language:

english

File:

PDF, 997 KB

english, 2013

24

Blue-Light-Emitting Ambipolar Field-Effect Transistors Using an Organic Single Crystal of 1,4-Bis(4-methylstyryl)benzene

Nakanotani, Hajime, Kabe, Ryota, Yahiro, Masayuki, Takenobu, Taishi, Iwasa, Yoshihiro, Adachi, Chihaya

Journal:

Applied Physics Express

Year:

2008

Language:

english

File:

PDF, 233 KB

english, 2008

25

High-efficiency white organic light-emitting diodes using thermally activated delayed fluorescence

Nishide, Jun-ichi, Nakanotani, Hajime, Hiraga, Yasuhide, Adachi, Chihaya

Journal:

Applied Physics Letters

Year:

2014

Language:

english

File:

PDF, 1.26 MB

english, 2014

26

Dual Intramolecular Charge-Transfer Fluorescence Derived from a Phenothiazine-Triphenyltriazine Derivative

Tanaka, Hiroyuki, Shizu, Katsuyuki, Nakanotani, Hajime, Adachi, Chihaya

Journal:

The Journal of Physical Chemistry C

Year:

2014

Language:

english

File:

PDF, 2.39 MB

english, 2014

27

Formation of Organic Crystalline Nanopillar Arrays and Their Application to Organic Photovoltaic Cells

Hirade, Masaya, Nakanotani, Hajime, Yahiro, Masayuki, Adachi, Chihaya

Journal:

ACS Applied Materials & Interfaces

Year:

2011

Language:

english

File:

PDF, 1.30 MB

english, 2011

28

Light-emitting organic field-effect transistors based on highly luminescent single crystals of thiophene/phenylene co-oligomers

Komori, Takahiro, Nakanotani, Hajime, Yasuda, Takuma, Adachi, Chihaya

Journal:

Journal of Materials Chemistry C

Year:

2014

Language:

english

File:

PDF, 475 KB

english, 2014

29

[IEEE 2007 Asia Optical Fiber Communication and Optoelectronics Conference - Shanghai, China (2007.10.17-2007.10.19)] 2007 Asia Optical Fiber Communication and Optoelectronics Conference - Organic light emitting devices from OLED to organic laser diode

Chihaya Adachi,, Toshinori Matsushima,, Hajime Nakanotani,, Daisuke Yokoyama,, Masayuki Yahiro,

Year:

2007

Language:

english

File:

PDF, 921 KB

english, 2007

30

[IEEE 2007 International Workshop on Physics of Semiconductor Devices - Mumbai, India (2007.12.16-2007.12.20)] 2007 International Workshop on Physics of Semiconductor Devices - Frontier of organic light emitting devices

Chihaya Adachi,, Toshinori Matsushima,, Hajime Nakanotani,, Tomo Sakanoue,, Masayuki Yahiro,, Daisuke Yokoyama,

Year:

2007

Language:

english

File:

PDF, 1.32 MB

english, 2007

31

Amplified Spontaneous Emission: Amplified Spontaneous Emission and Electroluminescence from Thiophene/Phenylene Co-Oligomer-Doped p -bis( p -Styrylstyryl)Benzene Crystals (Advanced Optical Materials 6/2013)

Nakanotani, Hajime, Adachi, Chihaya

Journal:

Advanced Optical Materials

Year:

2013

File:

PDF, 2.26 MB

2013

32

Singlet-singlet and singlet-heat annihilations in fluorescence-based organic light-emitting diodes under steady-state high current density

Nakanotani, Hajime, Sasabe, Hiroyuki, Adachi, Chihaya

Journal:

Applied Physics Letters

Year:

2005

Language:

english

File:

PDF, 336 KB

english, 2005

33

Ambipolar field-effect transistor based on organic-inorganic hybrid structure

Nakanotani, Hajime, Yahiro, Masayuki, Adachi, Chihaya, Yano, Koki

Journal:

Applied Physics Letters

Year:

2007

Language:

english

File:

PDF, 589 KB

english, 2007

34

Spectrally narrow emission from organic films under continuous-wave excitation

Nakanotani, Hajime, Adachi, Chihaya, Watanabe, Sadayuki, Katoh, Ryuzi

Journal:

Applied Physics Letters

Year:

2007

Language:

english

File:

PDF, 515 KB

english, 2007

35

Organic light-emitting diodes containing multilayers of organic single crystals

Nakanotani, Hajime, Adachi, Chihaya

Journal:

Applied Physics Letters

Year:

2010

Language:

english

File:

PDF, 439 KB

english, 2010

36

Highly balanced ambipolar mobilities with intense electroluminescence in field-effect transistors based on organic single crystal oligo(p-phenylenevinylene) derivatives

Nakanotani, Hajime, Saito, Masatoshi, Nakamura, Hiroaki, Adachi, Chihaya

Journal:

Applied Physics Letters

Year:

2009

Language:

english

File:

PDF, 563 KB

english, 2009

37

Low-Threshold Blue Emission from First-Order Organic DFB Laser Using 2,7-bis[4-(N-carbazole)phenylvinyl]-9,9′-Spirobifluorene as Active Gain Medium

Hirade, Masaya, Nakanotani, Hajime, Hattori, Reiji, Ikeda, Akihiro, Yahiro, Masayuki, Adachi, Chihaya

Journal:

Molecular Crystals and Liquid Crystals

Year:

2009

Language:

english

File:

PDF, 868 KB

english, 2009

38

Introduction of oxygen into organic thin films with the aim of suppressing singlet–triplet annihilation

Inoue, Munetomo, Matsushima, Toshinori, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Chemical Physics Letters

Year:

2015

Language:

english

File:

PDF, 1.92 MB

english, 2015

39

Dual enhancement of electroluminescence efficiency and operational stability by rapid upconversion of triplet excitons in OLEDs

Furukawa, Taro, Nakanotani, Hajime, Inoue, Munetomo, Adachi, Chihaya

Journal:

Scientific Reports

Year:

2015

Language:

english

File:

PDF, 874 KB

english, 2015

40

Suppression of roll-off characteristics of organic light-emitting diodes by narrowing current injection/transport area to 50 nm

Hayashi, Kyohei, Nakanotani, Hajime, Inoue, Munetomo, Yoshida, Kou, Mikhnenko, Oleksandr, Nguyen, Thuc-Quyen, Adachi, Chihaya

Journal:

Applied Physics Letters

Year:

2015

Language:

english

File:

PDF, 1.57 MB

english, 2015

41

Optical and Electrical Properties of Bis(4-(phenylethynyl)phenyl)ethynes and Their Application to Organic Field-Effect Transistors

Oyamada, Takahito, Shao, Guang, Uchiuzou, Hiroyuki, Nakanotani, Hajime, Orita, Akihiro, Otera, Junzo, Yahiro, Masayuki, Adachi, Chihaya

Journal:

Japanese Journal of Applied Physics

Year:

2006

Language:

english

File:

PDF, 465 KB

english, 2006

42

Injection and Transport of High Current Density over 1000 A/cm 2 in Organic Light Emitting Diodes under Pulse Excitation

Nakanotani, Hajime, Oyamada, Takahito, Kawamura, Yuichiro, Sasabe, Hiroyuki, Adachi, Chihaya

Journal:

Japanese Journal of Applied Physics

Year:

2005

Language:

english

File:

PDF, 335 KB

english, 2005

43

Spectrally Narrow Emission at Cutoff Wavelength from Edge of Electrically Pumped Organic Light-Emitting Diodes

Yokoyama, Daisuke, Nakanotani, Hajime, Setoguchi, Yousuke, Moriwake, Masato, Ohnishi, Dai, Yahiro, Masayuki, Adachi, Chihaya

Journal:

Japanese Journal of Applied Physics

Year:

2007

Language:

english

File:

PDF, 353 KB

english, 2007

44

[OSA Solid-State and Organic Lighting - Canberra (2014..-..)] Light, Energy and the Environment - High efficiency organic light-emitting diodes with conventional fluorescent emitters

Nakanotani, Hajime, Adachi, Chihaya

Year:

2014

Language:

english

File:

PDF, 162 KB

english, 2014

45

[OSA Optical Instrumentation for Energy and Environmental Applications - Canberra (2014..-..)] Light, Energy and the Environment - High-efficiency organic light-emitting diodes with blue fluorescent emitter

Higuchi, Takahiro, Nakanotani, Hajime, Adachi, Chihaya

Year:

2014

Language:

english

File:

PDF, 694 KB

english, 2014

46

SPIE Proceedings [SPIE Optics & Photonics 2005 - San Diego, CA (Sunday 31 July 2005)] Organic Light-Emitting Materials and Devices IX - Low lasing threshold in organic distributed feedback solid state lasers using bisstyrylbenzene derivative as active material

Nakanotani, Hajime, Sasabe, Hiroyuki, Adachi, Chihaya, Kafafi, Zakya H., Lane, Paul A.

Year:

2005

Language:

english

File:

PDF, 424 KB

english, 2005

47

Solvent-free liquid fluorene derivatives for organic semiconductor laser and optoelectronic applications

Ribierre, Jean-Charles, Zhao, Li, Inoue, Munetomo, schwartz, Pierre-Olivier, Kim, Ju-Hyung, Yoshida, Kou, Sandanayaka, Atula, Nakanotani, Hajime, Mager, Loic, Méry, Stéphane, Adachi, Chihaya

Journal:

Chemical Communications

Year:

2015

Language:

english

File:

PDF, 801 KB

english, 2015

48

Quantification of temperature rise in unipolar organic conductors during short voltage-pulse excitation using electrical testing methods

Yoshida, Kou, Matsushima, Toshinori, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Organic Electronics

Year:

2016

Language:

english

File:

PDF, 1.68 MB

english, 2016

49

Effect of Joule heating on transient current and electroluminescence in p-i-n organic light-emitting diodes under pulsed voltage operation

Yoshida, Kou, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Organic Electronics

Year:

2016

Language:

english

File:

PDF, 1.97 MB

english, 2016

50

Benzimidazobenzothiazole-Based Bipolar Hosts to Harvest Nearly All of the Excitons from Blue Delayed Fluorescence and Phosphorescent Organic Light-Emitting Diodes

Cui, Lin-Song, Kim, Jong Uk, Nomura, Hiroko, Nakanotani, Hajime, Adachi, Chihaya

Journal:

Angewandte Chemie

Year:

2016

Language:

english

File:

PDF, 2.02 MB

english, 2016