We present the synthesis of polymeric nanoparticles from single ABA type block copolymers in an intramolecular-chain process to result 3-D architectures that confine a single chain of conducting copolymers. ABA triblock copolymers were prepared from conducting polymers such as fluorene homopolymers and fluorene/thiophene copolymers designed as telechelic macroinitiators to facilitate nitroxide-mediated living free radical polymerization methods. The polymerization with styrene and vinylbenzosulfone cross-linking units led to the desired ABA triblock copolymers with 8:1:8 and 5:1:5 ratios of the polymer copolymer blocks under living free radical polymerization conditions. In an intramolecular chain collapse process the ABA triblock copolymers form well-defined single chain nanoparticles with the confined semiconducting polymer block as core unit via a controlled cross-linking of the benzosulfone unit in the A block copolymer. The photoluminescence measurements illustrate the influence of the molecular weight of the A block to be crucial for the site isolation of the embedded conducting polymer block in the resulting nanoparticles with increased quantum efficiencies of 6%.
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Univ Calif Berkeley, Coll Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Almutairi, Adah
;
Akers, Walter J.
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Washington Univ, Sch Med, Dept Radiol, St Louis, MO 63110 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Akers, Walter J.
;
Berezin, Mikhail Y.
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Washington Univ, Sch Med, Dept Radiol, St Louis, MO 63110 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Berezin, Mikhail Y.
;
Achilefu, Samuel
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Univ Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Washington Univ, Sch Med, Dept Radiol, St Louis, MO 63110 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Achilefu, Samuel
;
Frechet, Jean M. J.
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Univ Calif Berkeley, Coll Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Harth, E
;
Van Horn, B
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Van Horn, B
;
Lee, VY
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Lee, VY
;
Germack, DS
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Germack, DS
;
Gonzales, CP
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Gonzales, CP
;
Miller, RD
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Miller, RD
;
Hawker, CJ
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
机构:
Univ Calif Berkeley, Coll Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Almutairi, Adah
;
Akers, Walter J.
论文数: 0引用数: 0
h-index: 0
机构:
Washington Univ, Sch Med, Dept Radiol, St Louis, MO 63110 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Akers, Walter J.
;
Berezin, Mikhail Y.
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h-index: 0
机构:
Washington Univ, Sch Med, Dept Radiol, St Louis, MO 63110 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Berezin, Mikhail Y.
;
Achilefu, Samuel
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h-index: 0
机构:
Univ Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Washington Univ, Sch Med, Dept Radiol, St Louis, MO 63110 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
Achilefu, Samuel
;
Frechet, Jean M. J.
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h-index: 0
机构:
Univ Calif Berkeley, Coll Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Coll Chem, Berkeley, CA 94720 USA
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Harth, E
;
Van Horn, B
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h-index: 0
机构:
IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Van Horn, B
;
Lee, VY
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h-index: 0
机构:
IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Lee, VY
;
Germack, DS
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h-index: 0
机构:
IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Germack, DS
;
Gonzales, CP
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Gonzales, CP
;
Miller, RD
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA
Miller, RD
;
Hawker, CJ
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h-index: 0
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IBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USAIBM Corp, Almaden Res Ctr, Ctr Polymer Interfaces & Macromol Assemblies, San Jose, CA 95120 USA