Dr. Yo Shimizu Profile

Dr. Yo Shimizu

Research Group Leader at AIST

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Author

Publications (9)

Proceedings Article | 21 April 2017 Presentation

Liquid crystalline composites toward organic photovoltaic application (Conference Presentation)

Yo Shimizu, Lydia Sosa-Vargas, Woong Shin, Yumi Higuchi, Hiromichi Itani, Koki Kawano, Quang Duy Dao, Akihiko Fujii, Masanori Ozaki

Proceedings Volume 10125, 101250E (2017) https://doi.org/10.1117/12.2256823

KEYWORDS: Liquid crystals, Composites, Organic photovoltaics, Liquids, Crystals, Photovoltaics, Semiconductors, Organic electronics, Electronics, Crystallography

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Proceedings Article | 23 March 2016 Paper

Solvent effect on columnar formation in solar-cell geometry

J. H. Park, L. Sosa-Vargas, Y. Takanishi, K. H. Kim, Y. S. Kim, Y. W. Park, J. Yamamoto, M. Labardi, J. P. Lagerwall, Y. Shimizu, G. Scalia

Proceedings Volume 9769, 97690T (2016) https://doi.org/10.1117/12.2216354

KEYWORDS: Molecular self-assembly, Molecules, Molecular assembly, Liquid crystals, Atomic force microscopy, Nanolithography, Nanostructuring, Optoelectronic devices, Solar cells, Optoelectronics, Nanowires, Crystals, Glasses, Optical microscopy, Optical alignment, Organic light emitting diodes

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Proceedings Article | 19 February 2014 Paper

Miscibility and phase separation in LC semiconductor blends

Y. Shimizu, Y. Matsuda, T. Nakao, L. Sosa-Vargas, M. Takahashi, H. Yoshida, A. Fujii, M. Ozaki

Proceedings Volume 9004, 900408 (2014) https://doi.org/10.1117/12.2042321

KEYWORDS: Liquid crystals, Semiconductors, Crystals, Molecules, Binary data, Liquids, Heterojunctions, Temperature metrology, Organic photovoltaics, P-type semiconductors

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SPIE Journal Paper | 2 March 2012

Dependence of alkyl-substituent length for bulk heterojunction solar cells utilizing 1,4,8,11,15,18,22,25-octaalkylphthalocyanine

Tetsuro Hori, Yasuo Miyake, Tetsuya Masuda, Takeshi Hayashi, Kaoru Fukumura, Hiroyuki Yoshida, Akihiko Fujii, Masanori Ozaki, Yo Shimizu

JPE, Vol. 2, Issue 1, 021004, (March 2012) https://doi.org/10.1117/12.10.1117/1.JPE.2.021004

KEYWORDS: Solar cells, Heterojunctions, Photovoltaics, Thin film solar cells, External quantum efficiency, Absorbance, Crystals, Molecules, Absorption, Energy conversion efficiency

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Proceedings Article | 11 February 2012 Paper

Binary systems of discotic liquid crystalline semiconductors toward solution-processing thin film devices

Y. Shimizu, Y. Matsuda, F. Nekelson, Y. Miyake, H. Yoshida, A. Fujii, M. Ozaki

Proceedings Volume 8279, 82790G (2012) https://doi.org/10.1117/12.913546

KEYWORDS: Crystals, Liquid crystals, Semiconductors, Molecules, Liquids, Binary data, Thin film solar cells, P-type semiconductors, Thin film devices, Organic semiconductors

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Proceedings Article | 2 February 2011 Paper

Liquid crystalline phthalocyanines as a self-assembling organic semiconductor for solution-processing thin film devices

Y. Miyake, T. Hori, H. Yoshida, H. Monobe, A. Fujii, M. Ozaki, Y. Shimizu

Proceedings Volume 7955, 795505 (2011) https://doi.org/10.1117/12.873717

KEYWORDS: Crystals, Liquid crystals, Liquids, Molecules, Temperature metrology, Organic semiconductors, Semiconductors, External quantum efficiency, Crystallography, Molecular self-assembly

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Proceedings Article | 12 September 2007 Paper

Mesophase semiconductors and the field effect transistors

Y. Shimizu, K. Oikawa, K. Nakayama, H. Monobe, T. Kimoto, K. Tsuchiya, B. Heinrich, D. Guillon, M. Yokoyama

Proceedings Volume 6654, 66540I (2007) https://doi.org/10.1117/12.734910

KEYWORDS: Transistors, Molecules, Field effect transistors, Crystals, Semiconductors, Liquid crystals, Liquids, Electrodes, Molecular self-assembly, Head-mounted displays

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Proceedings Article | 20 August 2005 Paper

An infrared technique for the alignment control of highly viscous mesophases: the formation of homeotropic and planar domains for hexagonal columnar mesophase of triphenylene mesogens

Y. Shimizu, H. Monobe, H. Hori, K. Awazu

Proceedings Volume 5936, 59360M (2005) https://doi.org/10.1117/12.619902

KEYWORDS: Liquid crystals, Polymers, Optical alignment, Polymer thin films, Infrared radiation, Photopolymerization, Liquids, Molecules, Crystals, Molecular lasers

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Proceedings Article | 1 January 1998 Paper

Effect of mesomorphic phase transitions on absorption and fluorescence spectra of long-chain tetraphenylporphyrin

Yo Shimizu, Taizo Higashiyama

Proceedings Volume 3319, (1998) https://doi.org/10.1117/12.301320

KEYWORDS: Luminescence, Absorption, Liquid crystals, Crystals, Phase measurement, X-ray diffraction, Chlorine, Visible radiation, Photonic crystals, Liquids

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Showing 5 of 9 publications

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