NAIST 奈良先端科学技術大学院大学 物質創成科学領域 ~光ナノサイエンス~

Publications-paper

2018

1.Ken Watanabe, Koichi Watanabe, Norimitsu Tohnai, Hiromichi Itani, Yo Shimizu, Akihiko Fujii and Masanori Ozaki, “Ambipolar carrier transport properties and molecular packing structure of octahexyl-substituted copper phthalocyanine”, Jpn. J. Appl. Phys., 2018, 57, 04FL01-1-4.

2.Yuya Nakata, Toshiki Usui, Yuki Nishikawa, Fabien Nekelson, Yo Shimizu, Akihiko Fujii*, and Masanori Ozaki, “Sandwich-cell-type bulk-heterojunction organic solar cells utilizing liquid crystalline phthalocyanine”, Jpn. J. Appl. Phys., 2018, 57, 03EJ03-1-03EJ03-5.

 

2017

1.Akihiko Fujii, Hiromichi Itani, Koichi Watanabe, Quang-Duy Dao, Lydia Sosa-Vargas, Yo Shimizu and Masanori Ozaki, “Improved synthesis of non-peripherally alkyl-substituted tetrabenzo triazaporphyrins”, Mol. Cryt. Liq. Cryst., 2017, 653, 22-26.

2.Hirosato Monobe, Lingling An, Ping Hu, Bi-Qing Wang, Ke-Qing Zhao and Yo Shimizu, “Charge transport property of asymmetric Alkyl-BTBT LC semiconductor possessing a fluorophenyl group”, Mol. Cryt. Liq. Cryst., 2017, 647, 119-126.

3.Dai Nakagawa, Chika Nakano, Masashi Ohmori, Hiromichi Itani, Yo Shimizu, Akihiko Fujii and Masanori Ozaki, “Miscibility and carrier transport properties in binary blend system of non-peripherally octa-hexyl-substituted phthalocyanine analogues”, Org. Electron., 2017, 44, 67-73.

4.Masashi Ohmori, Chika Nakano, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “Selective crystal growth of polymorphs and crystal-to-crystal thermal phase transition of non-peripherally alkyl-substituted phthalocyanine and tetrabenzo- triazaporphyrin”, J. Cryst. Growth, 2017, 468, 804-809.

5.Toshiki Usui, Yuya Nakata, Gilles De Romeo Banoukepa, Kento Fujita, Yuki Nishikawa, Yo Shimizu, Akihiko Fujii and Masanori Ozaki, “Glass-sandwich- type organic solar cells utilizing liquid crystalline phthalocyanine”, Appl. Phys. Express, 2017, 10, 021602-1-021602-4.

 

2016

1.Akihiko Fujii, Shohei Nakano, Hitoshi Fukui, Takashi Saito, Masashi Ohmori, Yo Shimizu and Masanori Ozaki, “Ambipolar Carrier Mobility in Binary Blend Thin Film of Non-Peripheral Alkylphthalocyanines”, J. Phys. Conf. Ser., 2016, 704, 012006.

2.Hiroyuki Suzuki, Kouki Kawano, Kazuchika Ohta, Yo Shimizu, Nagao Kobayashi and Mutsumi Kimura, “Topological Control of Columnar Stacking Made of Liquid-Crystalline Thiophene-Fused Metallonaphthalocyanines”, Chemistry Open, 2016, 5, 150-156. DOI: 10.1002/open.201500205

 

2015

1.Quang-Duy Dao, Lydia Sosa-Vargas, Takuya Higashi, Masashi Ohmori, Hiromichi Itani, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “Efficiency enhancement in solution processed small-molecule based organic solar cells utilizing various phthalocyanine-tetrabenzoporphyrin hybrid macrocycles”, Org. Electron., 2015, 23, 44-52.

2.Hirosato Monobe*, Masaomi Kimoto and Yo Shimizu, “Solution-processed organic field effect transistor using a liquid crystalline semiconductor, 8TNAT8”, Mol. Cryst. Liq. Cryst., 2015, 613, 88-93.

3.Quang-Duy Dao, Takeshi Uno, Masashi Ohmori, Kenji Watanabe, Hiromichi Itani, Akihiko Fujii,* Yo Shimizu and Masanori Ozaki, “Effects of thermal-annealing and processing-additive treatment on crystallization-induced phase separation in organic solar cells utilizing octapentyl tetrabenzotriaza- porphyrins”, J. Phys. D: Appl. Phys. 2015, 48, 385103-1-385103-5.

4.Ke-Qing Zhao*, Ling-Ling An, Xiao-Bo Zhang, Wen-Hao Yu, Ping Hu, Bi-Qin Wang, Jing Xu, Qing-Dao Zeng*, Hirosato Monobe, Yo Shimizu*, Benoît Heinrich and Bertand Donnio*, “Highly segregated lamello-columnar mesophase organizations and fast charge carrier mobility in new discotic donor-acceptor triads”, Chem. Eur. J., 2015, 21, 10379-10390. DOI: 10,1002/chem.201500889, Hot Paper.

5.Gilles De Roméo Banoukepa, Akihiko Fujii*, Yo Shimizu and Masanori Ozaki, “1,3,5-Tris(phenyl-2-benzimidazole)-benzene cathode buffer layer thickness dependence in solution-processable organic solar cell based on 1,4,8,11,15,18,22,25- octahexylphthalocyanine”,, Jpn. J. Appl. Phys., 2015, 54, 04DK11-1-04DK11-5.

6.Lydia Sosa-Vargas, Fabien Nekelson, Daiju Okuda, Minokazu Takahashi,  Yukimasa Matsuda, Quang-Duy Dao, Hiroyuki Yoshida, Akihiko Fujii, Masanori Ozaki and Yo Shimizu*, “Liquid crystalline and charge transport properties of novel non-peripherally octasubstituted perfluoroalkylated phthalocyanines”, J. Mater. Chem. C, 2015, 3, 1757-1765. DOI: 10.1039/C4TC02557A

7.Xiang Feng , Lydia Sosa-Vargas , S. Umadevi , Taizo Mori , Yo Shimizu , and Torsten Hegmann*, “Discotic Liquid Crystal-Functionalized Gold Nanorods: 2- and 3D Self-Assembly and Macroscopic Alignment as well as Increased Charge Carrier Mobility in Hexagonal Columnar Liquid Crystal Hosts Affected by Molecular Packing and π–π Interactions”, Adv. Funct. Mater., 2015, 25, 1180-1192. DOI: 10.1002/adfm.201401844

8.Masahiro Fujiwara*, Kumi Shiokawa, Hirosato Monobe and Yo Shimizu, “Temperature Control of Light Transmission Using Mixed System of Silica Hollow Particles with Nanoparticle Shell and Organic Components”, ACS Appl. Mater. Interface, 2015, 7, 1107-1113.

 

2014

1.Quang-Duy Dao, Koichi Watanabe, Hiromichi Itani, Lydia Sosa-Vargas, Akihiko Fujii*, Yo Shimizu and Masanori Ozaki, “Octahexyltetrabenzotriaza- porphyrin: A Discotic Liquid Crystalline Donor for High-performance Small-molecule Solar Cells”, Chem. Lett., 2014, 43, 1761-1763.

2.Daisuke Tanaka, Hisato Ishiguro, Tatsuya Shirasu, Daiju Okuda, Kingo Uchida* and Yo Shimizu*, “A novel photonic LC material combined with rod-like azobenzenes and a disc-shaped triphenylene”, Mol. Cryst. Liq. Cryst., 2014,594, 105-111.

3.Makoto Yoneya*, Takayoshi Makabe, Ayano Miyamoto, Yo Shimizu, Yasuo Miyake, Hiroyuki Yoshida, Akihiko Fujii and Masanori Ozaki, “Tilt orientationally disordered hexagonal columnar phase of phthalocyanine discotic liquid crystals”, Phys. Rev. E, 2014, 89, 062505-1- 062505-8.

4.Hitoshi Fukui, Shohei Nakano, Takashi Uno, Quang-Duy Dao, Takashi Saito , Akihiko Fujii*, Yo Shimizu, Masanori Ozaki, “Miscibility in binary blends of non-peripheral alkylphthalocyanines and their application for bulk- heterojunction solar cells”, Org. Electron., 2014, 15, 1189-1196.

5.Gilles De Romeo Banoukepa, Tetsuya Masuda, Akihiko Fujii*, Yo Shimizu, and Masanori Ozaki, “Thermal annealing effects on non-peripheral octahexylphthalo- cyanine doped polymer bulk heterojunction solar cells”, Jpn. J. Appl. Phys., 2014, 53, 05FZ06-1-05FZ06-4.

6.Quang-Duy Dao, Taishi Kumada, Hitoshi Fukui, Masashi Ohmori, Akihiko Fujii*, Yo Shimizu, and Masanori Ozaki, “Blend ratio dependence of photovoltaic properties in octahexylphthalocyanine-based small molecule solar cell”, Jpn. J. Appl. Phys., 2014, 53, 05FZ05-1-05FZ05-4.

7.Naoyuki Yamasaki, Takashi Saito, Jaeki Kim, Hiroyuki Yoshida, Akihiko Fujii*, Yo Shimizu and Masanori Ozaki, “Monodomain planner alignment of 1, 4, 8, 11, 15, 18, 22, 25-octahexylphthalocyanine by melt growth method”, Thin Solid Films, 2014, 554, 99-101.

8.Masashi Ohmori, Hitoshi Fukui, Quang-Duy Dao, Taishi Kumada, Akihiko Fujii*, Yo Shimizu, and Masanori Ozaki, “Annealing effect in bulk heterojunction organic solar cells utilizing liquid crystalline phthalocyanine”, Jpn. J. Appl. Phys., 2014, 53, 05FZ02-1-05FZ02-4.

  1. Yo Shimizu*, Yukimasa Matsuda, Takaya Nakao, Lydia Sosa-Vargas, Minokazu Takahashi, Hiroyuki Yoshida, Akihiko Fujii and Masanori Ozaki, “Miscibility and Phase Separation in LC Semiconductor Blends”, Proc. SPIE, 2014, 9004, 900408-1- 900408-8.

10.Hirosato Monobe* and Yo Shimizu, “Carrier transport and viscosity of discotic liquid-crystalline photoconductor hexaoctylthiotriphenylene”, Jpn. J. Appl. Phys., 2014, 53, 01AE06-1-4.

 

2013

1.Kaoru Fukumura, Tetsuro Hori, Tetsuya Masuda, Dao Quang Duy, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “Solvent effect on solution-processable bulk heterojunction organic solar cells utilizing 1,4,8,11,15,18,22,25-octahexylphthalo- cyanine”, Jpn. J. Appl. Phys., 2013, 52, 05DB02-1-05DB02-5.

2.Kazukuni Tahara, Yuki Yamamoto, Dustin E. Gross, Hiroyoshi Kozuma, Yoko Arikuma, Koji Ohta, Yoshiko Koizumi, Yuan Gao, Yo Shimizu,* Shu Seki,* Kenji Kamada,* Jeffrey S. Moore,* and Yoshio Tobe*, “Synthesis and Properties of Graphyne Fragments: Trigonally Expanded Dehydrobenzo[12]annulenes”, Chem. Eur. J., 2013, 19, 11251-11260.

3.Jaeki Kim, Naoyuki Yamasaki, Takeshi Hayashi, Hiroyuki Yoshida, Hiroshi Moritake, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “High-Quality Planar Alignment of Discotic Liquid Crystals Using Oscillating Shear”, Appl. Phys. Express, 2013, 6, 061702-1-061702-3.

4.Quang-Duy Dao, Tetsuro Hori, Kaoru Fukumura, Tetauya Masuda, Toshiya Kamikado, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “Effects of processing additievs on nanoscale phase separation, crystallization and photovoltaic performance of solar cells based on mesogenic phthalocyanine”, Org. Electron., 2013, 14, 2628-2634.

5.Quang-Duy Dao, Hitoshi Fukui, Sun Hwan Lee, Masashi Ohmori, Taishi Kumada, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “Improvement of photovoltaic performance of octahexylphthalocyanine-based bulk-heterojunction solar cells using various fullerene derivatives”, Trans. Mat. Res. Soc. Jpn., 2013, 38, 463-466.

6.Quang-Duy Dao, Takashi Saito, Shohei Nakano, Hitoshi Fukui, Toshiya Kamikado, Akihiko Fujii*, Yo Shimizu and Masanori Ozaki, “Alkyl Substituent Length Dependence of Octaalkylphthalocyanine Bulk”, Appl. Phys. Express, 2013, 6, 122301-1-122301-4.

 

2012

1.Tetsuro Hori, Tetsuya Masuda, Naoki Fukuoka, Takeshi Hayashi, Yasuo Miyake, Toshiya Kamikado, Hiroyuki Yoshida, Akihiko Fujii, Yo Shimizu, and Masanori Ozaki, “Non-peripheral octahexylphthalocyanine doping effects in bulk heterojunction polymer solar cells”, Org. Electron., 2012, 13, 335-340.

2.Tetsuya Masuda, Tetsuro Hori, Kaoru Fukumura, Yasuo Miyake, Dao Quang Duy, Takeshi Hayashi, Toshiya Kamikado, Hiroyuki Yoshida, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “Photovoltaic Properties of 1,4,8,11,15,18,22,25- Octaalkylphthalocyanine Doped Polymer Bulk Heterojunction Solar Cells”, Jpn. J. Appl. Phys., 2012, 51, 02BK15-1-4.

3.Tetsuro Hori, Yasuo Miyake, Tetsuya Masuda, Takeshi Hayashi, Kaoru Fukumura, Hiroyuki Yoshida, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “Dependence of alkyl-substituent length for bulk heterojunction solar cells utilizing 1,4,8,11,15,18,22,25-octaalkylphthalocyanine”, J. Photon. Energy, 2012, 2, 021004-1-7.

  1. Yo Shimizu, Yukimasa Matsuda, Fabien Nekelson, Yasuo Miyake, Hiroyuki Yoshida, Akihiko Fujii and Masanori Ozaki, “Binary systems of discotic liquid crystalline semiconductors toward solution-processing thin film devices”(invited paper), Proc. SPIE, 2012, 8279, 82790G-1- 82790G-8. Invited paper

5.Fabián Vaca Chávez, Pedro J. Sebastião, Yasuo Miyake, Hirosato Monobe and Yo Shimizu, “Dynamics of discotic fluoroalkylated triphenylene molecules studied by proton NMR relaxometry”, J. Phys. Chem. C, 2012, 116, 2339-2346.

 

2011

1.Yasuo Miyake, Youyu Shiraiwa, Keizo Okada, Hirosato Monobe, Tetsuro Hori, Naoyuki Yamasaki, Hiroyuki Yoshida, Michael J. Cook, Akihiko Fujii, Masanori Ozaki and Yo Shimizu, “High carrier mobility up to 1.4 cm2 V-1 s-1 in Non-peripheral octahexylphthalocyanine”, Appl. Phys. Express, 2011, 4, 021604-1- 021604-3.

2.Yasuo Miyake, Tetsuro Hori, Hiroyuki Yoshida, Hirosato Monobe, Akihiko Fujii, Masanori Ozaki and Yo Shimizu, “Liquid crystalline phthalocyanines as a self-assembling organic semiconductor for solution-processing thin film devices”, Proc. SPIE, 2011, 7955, 795505-1~ 795505-8. Invited paper.

3.Ke-Qing Zhao, Chao Chen, Hirosato Monobe, Ping Hu, Bin-Qin Wang and Yo Shimizu, ”Three-Chain Truxene Discotic Liquid Crystal Showing High Charged Carrier Mobility”, Chem. Commun., 2011, 47, 6290-6292.

4.Ke-Qing Zhao, J. Z. Guo, W. H. Yu, L. Wang, Pin Hu, Bin- Qing Wang, Hirosato Monobe and Yo Shimizu, “Synthesis and mesomorphism of asymmetric triphenylene discotic liquid crystals bearing with mono-amido-based alkyl soft chains”, Mol. Cryst. Liq. Cryst., 2011, 542, 37-47.

5.Hironobu Hayashi, Wataru Nihashi, Tomokazu Umeyama, Yoshihiro Matano, Shu Seki, Yo Shimizu and Hiroshi Imahori, “Segregated donor-acceptor columns in liquid crystals that exhibit highly efficient ambipolar charge transport”, J. Am. Chem. Soc., 2011, 133, 10736-10739.

6.Hirosato Monobe and Yo Shimizu, “Anisotropic photoconduction of triphenylene- based DLC in aligned domains by wavelength tunable CO2 laser irradiation”, Mol Cryst. Liq. Cryst., 2011, 542, 151-157.

7.Hirosato Monobe, C. Chen, Ke-Qing Zhao, Pin Hu, Yasuo Miyake, Akihiko Fujii, Masanori Ozaki and Yo Shimizu, “Bipolar carrier transport in tri-substituted octyloxytruxene DLC”, Mol Cryst. Liq. Cryst., 2011, 545, 149-155.

8.Ke-Qing Zhao, Hui Zhou, Wen-Hao Yu, Ping Hu, Bi-Qin Wang, Hirosato Monobe and Yo Shimizu, Sci. China Chem., 2011, 54, 1576-1583.

9.Tetsuro Hori, Naoki Fukuoka, Tetsuya Masuda, Yasuo Miyake, Hiroyuki Yoshida, Akihiko Fujii, Yo Shimizu and Masanori Ozaki, “Bulk heterojunction organic solar cells utilizing 1,4,8,11,15,18,22,25-octahexylphthalocyanine”, Solar Energy Mater. Solar Cells, 2011, 95, 3087-3092.

10.Yasuo Miyake, Hiroyuki Yoshida, Hirosato Monobe, Michael J. Cook, Akihiko Fujii, Masanori Ozaki and Yo Shimizu, “A Possibility of 2-Dimensional Transport of Charged Carriers in Columnar Phases of Liquid Crystalline Semiconductors”, Mol Cryst. Liq. Cryst., 2011, 549, 127- 132.

11.Jean-Moïse Suisse, Hiroyuki Mori, Hirosato Monobe, Shoichi Kutsumizu and Yo Shimizu, “Charged Carrier Mobility in the Cubic (Ia3d) Mesophase of 1,2-Bis(4‘- n-nonyloxybenzoyl)hydrazine (BABH-9)”, Soft Matter., 2011, 7, 11086-11088.

 

 

 

 

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