Home > Research > Publications & Outputs > Nanostructure of self-assembled rod-coil block ...

Research

Associated organisational unit

Links

Text available via DOI:

Keywords

View graph of relations

Nanostructure of self-assembled rod-coil block copolymer films for photovoltaic applications

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Published

Standard

Nanostructure of self-assembled rod-coil block copolymer films for photovoltaic applications. / Heiser, T. ; Adamopoulos, George; Brinkmann, M. et al.
In: Thin Solid Films, Vol. 511-512, 2006, p. 219-223.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Heiser, T, Adamopoulos, G, Brinkmann, M, Giovanella, U, Ould-Saad, S, Brochon, C, van de Wetering, KI & Hadziioannou, G 2006, 'Nanostructure of self-assembled rod-coil block copolymer films for photovoltaic applications', Thin Solid Films, vol. 511-512, pp. 219-223. https://doi.org/10.1016/j.tsf.2005.12.134

APA

Heiser, T., Adamopoulos, G., Brinkmann, M., Giovanella, U., Ould-Saad, S., Brochon, C., van de Wetering, K. I., & Hadziioannou, G. (2006). Nanostructure of self-assembled rod-coil block copolymer films for photovoltaic applications. Thin Solid Films, 511-512, 219-223. https://doi.org/10.1016/j.tsf.2005.12.134

Vancouver

Heiser T, Adamopoulos G, Brinkmann M, Giovanella U, Ould-Saad S, Brochon C et al. Nanostructure of self-assembled rod-coil block copolymer films for photovoltaic applications. Thin Solid Films. 2006;511-512:219-223. doi: 10.1016/j.tsf.2005.12.134

Author

Heiser, T. ; Adamopoulos, George ; Brinkmann, M. et al. / Nanostructure of self-assembled rod-coil block copolymer films for photovoltaic applications. In: Thin Solid Films. 2006 ; Vol. 511-512. pp. 219-223.

Bibtex

@article{e2ed9f6ec501403c8dc5e07207ad962c,
title = "Nanostructure of self-assembled rod-coil block copolymer films for photovoltaic applications",
abstract = "The nanostructures of a series of rod-coil block copolymers, designed for photovoltaic applications, are studied by atomic force microscopy and transmission electron microscopy. The copolymers are composed of a semiconducting poly-p-phenylenevinylene rod with (2'-ethyl)-hexyloxy side chains and a functionalized coil block of various length and flexibility. Both, as deposited and annealed block copolymer films were investigated. The results show that highly ordered structures are only obtained if the coil block is characterized by a glass transition temperature which is significantly lower than the melting temperature of the alkyl side chains. For this material a high molecular mobility and strong driving force for crystallization of the rigid block can be achieved simultaneously. For the smallest coil to rod length ratio, we found a lamellar morphology with perpendicularly oriented lamellae with respect to the substrate. Electron diffraction data show the presence of a periodical molecular arrangement with a characteristic distance of 0.94 nm that is attributed to the distance between conjugated chains separated by the layers of alkyl sidechains. ",
keywords = "Rod-coil block copolymer, Organic solar cell, Self-assembled nanostructure, Atomic force microscopy, Transmission electron microscopy",
author = "T. Heiser and George Adamopoulos and M. Brinkmann and U. Giovanella and S. Ould-Saad and C. Brochon and {van de Wetering}, {K. I.} and G. Hadziioannou",
year = "2006",
doi = "10.1016/j.tsf.2005.12.134",
language = "English",
volume = "511-512",
pages = "219--223",
journal = "Thin Solid Films",
issn = "0040-6090",
publisher = "Elsevier",
note = "E-MRS 2005 Spring Meeting ; Conference date: 31-05-2005",

}

RIS

TY - JOUR

T1 - Nanostructure of self-assembled rod-coil block copolymer films for photovoltaic applications

AU - Heiser, T.

AU - Adamopoulos, George

AU - Brinkmann, M.

AU - Giovanella, U.

AU - Ould-Saad, S.

AU - Brochon, C.

AU - van de Wetering, K. I.

AU - Hadziioannou, G.

PY - 2006

Y1 - 2006

N2 - The nanostructures of a series of rod-coil block copolymers, designed for photovoltaic applications, are studied by atomic force microscopy and transmission electron microscopy. The copolymers are composed of a semiconducting poly-p-phenylenevinylene rod with (2'-ethyl)-hexyloxy side chains and a functionalized coil block of various length and flexibility. Both, as deposited and annealed block copolymer films were investigated. The results show that highly ordered structures are only obtained if the coil block is characterized by a glass transition temperature which is significantly lower than the melting temperature of the alkyl side chains. For this material a high molecular mobility and strong driving force for crystallization of the rigid block can be achieved simultaneously. For the smallest coil to rod length ratio, we found a lamellar morphology with perpendicularly oriented lamellae with respect to the substrate. Electron diffraction data show the presence of a periodical molecular arrangement with a characteristic distance of 0.94 nm that is attributed to the distance between conjugated chains separated by the layers of alkyl sidechains.

AB - The nanostructures of a series of rod-coil block copolymers, designed for photovoltaic applications, are studied by atomic force microscopy and transmission electron microscopy. The copolymers are composed of a semiconducting poly-p-phenylenevinylene rod with (2'-ethyl)-hexyloxy side chains and a functionalized coil block of various length and flexibility. Both, as deposited and annealed block copolymer films were investigated. The results show that highly ordered structures are only obtained if the coil block is characterized by a glass transition temperature which is significantly lower than the melting temperature of the alkyl side chains. For this material a high molecular mobility and strong driving force for crystallization of the rigid block can be achieved simultaneously. For the smallest coil to rod length ratio, we found a lamellar morphology with perpendicularly oriented lamellae with respect to the substrate. Electron diffraction data show the presence of a periodical molecular arrangement with a characteristic distance of 0.94 nm that is attributed to the distance between conjugated chains separated by the layers of alkyl sidechains.

KW - Rod-coil block copolymer

KW - Organic solar cell

KW - Self-assembled nanostructure

KW - Atomic force microscopy

KW - Transmission electron microscopy

U2 - 10.1016/j.tsf.2005.12.134

DO - 10.1016/j.tsf.2005.12.134

M3 - Journal article

VL - 511-512

SP - 219

EP - 223

JO - Thin Solid Films

JF - Thin Solid Films

SN - 0040-6090

T2 - E-MRS 2005 Spring Meeting

Y2 - 31 May 2005

ER -