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Kawatsuki N, Inada Y, Kondo M, Haruyama Y, Matsui S. Molecular Orientation at the Near-Surface of Photoaligned Films Determined by NEXAFS. Macromolecules 2014. [DOI: 10.1021/ma5000738] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Nobuhiro Kawatsuki
- Department
of Materials Science and Chemistry, Graduate School of Engineering, University of Hyogo, 2167 Shosha, Himeji, Hyogo 671-2280, Japan
| | - Yonosuke Inada
- Department
of Materials Science and Chemistry, Graduate School of Engineering, University of Hyogo, 2167 Shosha, Himeji, Hyogo 671-2280, Japan
| | - Mizuho Kondo
- Department
of Materials Science and Chemistry, Graduate School of Engineering, University of Hyogo, 2167 Shosha, Himeji, Hyogo 671-2280, Japan
| | - Yuichi Haruyama
- Laboratory
of Advanced Science and Technology for Industry, University of Hyogo, 3-1-2 Koto, Kamigori, Ako, Hyogo 678-1205 Japan
| | - Shinji Matsui
- Laboratory
of Advanced Science and Technology for Industry, University of Hyogo, 3-1-2 Koto, Kamigori, Ako, Hyogo 678-1205 Japan
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2
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Xie LH, Yin CR, Lai WY, Fan QL, Huang W. Polyfluorene-based semiconductors combined with various periodic table elements for organic electronics. Prog Polym Sci 2012. [DOI: 10.1016/j.progpolymsci.2012.02.003] [Citation(s) in RCA: 248] [Impact Index Per Article: 20.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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3
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Watts B, Swaraj S, Nordlund D, Lüning J, Ade H. Calibrated NEXAFS spectra of common conjugated polymers. J Chem Phys 2011; 134:024702. [PMID: 21241141 DOI: 10.1063/1.3506636] [Citation(s) in RCA: 103] [Impact Index Per Article: 7.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
Abstract
Near edge x-ray absorption fine structure (NEXAFS) spectroscopy has evolved into a powerful characterization tool for polymeric materials and is increasingly being used to elucidate composition and orientation in thin films of relevance to organic electronic devices. For accurate quantitative compositional analysis, insight into the electronic structure and the ability to assess molecular orientation, reliable reference spectra with known energy resolution and calibrated energy scale are required. We report a set of such NEXAFS spectra from 23 semiconducting polymers and some related materials that are frequently used in organic device research.
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Affiliation(s)
- B Watts
- North Carolina State University, Raleigh, North Carolina 27695, USA.
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DeLongchamp DM, Kline RJ, Fischer DA, Richter LJ, Toney MF. Molecular characterization of organic electronic films. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2011; 23:319-37. [PMID: 20809510 DOI: 10.1002/adma.201001760] [Citation(s) in RCA: 67] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/12/2010] [Indexed: 05/23/2023]
Abstract
Organic electronics have emerged as a viable competitor to amorphous silicon for the active layer in low-cost electronics. The critical performance of organic electronic materials is closely related to their morphology and molecular packing. Unlike their inorganic counterparts, polymers combine complex repeat unit structure and crystalline disorder. This combination prevents any single technique from being able to uniquely solve the packing arrangement of the molecules. Here, a general methodology for combining multiple, complementary techniques that provide accurate unit cell dimensions and molecular orientation is described. The combination of measurements results in a nearly complete picture of the organic film morphology.
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Affiliation(s)
- Dean M DeLongchamp
- Polymers Division, National Institute of Standards and Technology, Gaithersburg, MD 20899-8541, USA.
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Hao XT, Chan NY, Heck C, Tanigaki N, Paige MF, Dunstan DE, Smith TA. “Log-Rolling” Alignment in Friction-Transferred Light-Emitting Conjugated Polymer Thin Films. Macromolecules 2010. [DOI: 10.1021/ma102137v] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Xiao-Tao Hao
- School of Chemistry, The University of Melbourne, Victoria 3010, Australia
| | - Nikko Y. Chan
- Department of Chemical and Biomolecular Engineering, The University of Melbourne, Victoria 3010, Australia
| | - Claire Heck
- Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1-18-31 Midorigaoka, Ikeda 563-8577, Japan
| | - Nobutaka Tanigaki
- Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1-18-31 Midorigaoka, Ikeda 563-8577, Japan
| | - Matthew F. Paige
- Department of Chemistry, University of Saskatchewan, 110 Science Place, Saskatoon, Saskatchewan, Canada S7N 5C9
| | - David E. Dunstan
- Department of Chemical and Biomolecular Engineering, The University of Melbourne, Victoria 3010, Australia
| | - Trevor A. Smith
- School of Chemistry, The University of Melbourne, Victoria 3010, Australia
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Salleo A, Kline RJ, DeLongchamp DM, Chabinyc ML. Microstructural characterization and charge transport in thin films of conjugated polymers. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2010; 22:3812-3838. [PMID: 20607787 DOI: 10.1002/adma.200903712] [Citation(s) in RCA: 271] [Impact Index Per Article: 19.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/29/2023]
Abstract
The performance of semiconducting polymers has been steadily increasing in the last 20 years. Improved control over the microstructure of these materials and a deeper understanding of how the microstructure affects charge transport are partially responsible for such trend. The development and widespread use of techniques that allow to characterize the microstructure of semiconducting polymers is therefore instrumental for the advance of these materials. This article is a review of the characterization techniques that provide information used to enhance the understanding of structure/property relationships in semiconducting polymers. In particular, the applications of optical and X-ray spectroscopy, X-ray diffraction, and scanning probe techniques in this context are described.
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Affiliation(s)
- Alberto Salleo
- Materials Science and Engineering, Stanford, CA 94305, USA.
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Pace G, Tu G, Fratini E, Massip S, Huck WTS, Baglioni P, Friend RH. Poly(9,9-dioctylfluorene)-based conjugated polyelectrolyte: extended pi-electron conjugation induced by complexation with a surfactant zwitterion. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2010; 22:2073-2077. [PMID: 20405491 DOI: 10.1002/adma.200903633] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/29/2023]
Affiliation(s)
- Giuseppina Pace
- Cavendish Laboratory, JJ Thomson Avenue, Cambridge CB30HE, UK
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Wakita J, Jin S, Shin TJ, Ree M, Ando S. Analysis of Molecular Aggregation Structures of Fully Aromatic and Semialiphatic Polyimide Films with Synchrotron Grazing Incidence Wide-Angle X-ray Scattering. Macromolecules 2010. [DOI: 10.1021/ma902252y] [Citation(s) in RCA: 119] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Junji Wakita
- Department of Chemistry and Materials Science, Tokyo Institute of Technology, Ookayama, Meguro-ku, Tokyo 152-8552, Japan
| | - Sangwoo Jin
- Department of Chemistry, Pohang University of Science & Technology, Pohang 790-784, Korea
| | - Tae Joo Shin
- Pohang Accelerator Laboratory, Pohang University of Science & Technology, Pohang 790-784, Korea
| | - Moonhor Ree
- Department of Chemistry, Pohang University of Science & Technology, Pohang 790-784, Korea
| | - Shinji Ando
- Department of Chemistry and Materials Science, Tokyo Institute of Technology, Ookayama, Meguro-ku, Tokyo 152-8552, Japan
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