The self-assembled diacetylene molecular monolayer was prepared on highly oriented pyrolitic graphite and observed by scanning tunneling microscopy. Upon applying ultraviolet irradiation, the self-assembled conjugated polydiacetylene nanowires resulting from photoinduced topochemical reaction of diacetylene molecules were obtained. Control of the spacings between nanowires was achieved by a simple coadsorption method. The result presented here may supply a general method to obtain spacing-controllable organic nanowires. (C) 2002 American Vacuum Society.
机构:
Univ Modena & Reggio Emilia, Dept Life Sci, Via Campi 103, I-41125 Modena, Italy
CSIC, Inst Ciencia Mat Barcelona ICMAB, Bellaterra 08193, SpainUniv Modena & Reggio Emilia, Dept Life Sci, Via Campi 103, I-41125 Modena, Italy
Casalini, Stefano
Bortolotti, Carlo Augusto
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Univ Modena & Reggio Emilia, Dept Life Sci, Via Campi 103, I-41125 Modena, Italy
CNR, Inst Nanosci, Via Campi 213-a, I-41125 Modena, ItalyUniv Modena & Reggio Emilia, Dept Life Sci, Via Campi 103, I-41125 Modena, Italy
Bortolotti, Carlo Augusto
Leonardi, Francesca
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CNR, Inst Nanostruct Mat ISMN, Via P Gobetti 101, I-40129 Bologna, Italy
CSIC, Inst Ciencia Mat Barcelona ICMAB, Bellaterra 08193, SpainUniv Modena & Reggio Emilia, Dept Life Sci, Via Campi 103, I-41125 Modena, Italy
Leonardi, Francesca
Biscarini, Fabio
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Univ Modena & Reggio Emilia, Dept Life Sci, Via Campi 103, I-41125 Modena, Italy
CNR, Inst Nanostruct Mat ISMN, Via P Gobetti 101, I-40129 Bologna, ItalyUniv Modena & Reggio Emilia, Dept Life Sci, Via Campi 103, I-41125 Modena, Italy
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Univ Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Univ Wisconsin, Mat Sci Program, Madison, WI 53706 USAUniv Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Park, Byoungnam
Paoprasert, Peerasak
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Univ Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Univ Wisconsin, Mat Sci Program, Madison, WI 53706 USAUniv Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Paoprasert, Peerasak
In, Insik
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Univ Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Univ Wisconsin, Mat Sci Program, Madison, WI 53706 USAUniv Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
In, Insik
Zwickey, Jodi
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Univ Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Univ Wisconsin, Mat Sci Program, Madison, WI 53706 USAUniv Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Zwickey, Jodi
Colavita, Paida E.
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Univ Wisconsin, Dept Chem, Madison, WI 53706 USAUniv Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Colavita, Paida E.
Hamers, Robert J.
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Univ Wisconsin, Dept Chem, Madison, WI 53706 USAUniv Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Hamers, Robert J.
Gopalan, Padma
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Univ Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Univ Wisconsin, Mat Sci Program, Madison, WI 53706 USA
Univ Wisconsin, Dept Chem, Madison, WI 53706 USAUniv Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Gopalan, Padma
Evans, Paid G.
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Univ Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA
Univ Wisconsin, Mat Sci Program, Madison, WI 53706 USAUniv Wisconsin, Dept Mat Sci & Engn, Madison, WI 53706 USA