Reversible Aggregation and Deaggregation of Helicene-grafted Chiral Silica Nanoparticles Induced by Aromatic Solvents

被引：6

作者：

An, Zengjian ^{[1
]}

Yasui, Yoshizumi ^{[1
]}

Togashi, Takanari ^{[1
]}

Adschiri, Tadafumi ^{[1
,2
]}

Hitosugi, Shunpei ^{[3
]}

Isobe, Hiroyuki ^{[3
]}

Higuchi, Takeshi ^{[1
]}

Shimomura, Masatsugu ^{[1
,2
]}

Yamaguchi, Masahiko ^{[1
,4
]}

机构：

[1] Tohoku Univ, WPI Adv Inst Mat Res, Aoba Ku, Sendai, Miyagi 9808577, Japan

[2] Tohoku Univ, Inst Multidisciplinary Res Adv Mat, Aoba Ku, Sendai, Miyagi 9808577, Japan

[3] Tohoku Univ, Grad Sch Sci, Dept Chem, Aoba Ku, Sendai, Miyagi 9808578, Japan

[4] Tohoku Univ, Grad Sch Pharmaceut Sci, Dept Organ Chem, Aoba Ku, Sendai, Miyagi 9808578, Japan

来源：

CHEMISTRY LETTERS | 2010年 / 39卷 / 09期

关键词：

SURFACE MODIFICATION; GOLD;

D O I：

10.1246/cl.2010.1004

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Silica nanoparticles with sizes of 210 and 440 nm were grafted with (P)- or (M)-1,12-dimethylbenzo[c]phenanthrenes by silane coupling with helicenamidated (3-aminopropyl)trimethoxysilane. The chiral nanoparticles deaggregated and aggregated with sonication in soft and hard aromatic solvents.

引用

页码：1004 / 1005

页数：2

共 11 条

[1] Aggregation-induced folding of a de novo designed polypeptide immobilized on gold nanoparticles [J].

Aili, D ;

Enander, K ;

Rydberg, J ;

Lundström, I ;

Baltzer, L ;

Liedberg, B .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2006, 128 (07) :2194-2195

[2] SURFACE MODIFICATION OF COLLOIDAL SILICA [J].

BADLEY, RD ;

FORD, WT ;

MCENROE, FJ ;

ASSINK, RA .

LANGMUIR, 1990, 6 (04) :792-801

[3] Surface modification of silica nanoparticles to reduce aggregation and nonspecific binding [J].

Bagwe, RP ;

Hilliard, LR ;

Tan, WH .

LANGMUIR, 2006, 22 (09) :4357-4362

[4] DNA-controlled assembly of protein-modified gold nanocrystals [J].

Cobbe, S ;

Connolly, S ;

Ryan, D ;

Nagle, L ;

Eritja, R ;

Fitzmaurice, D .

JOURNAL OF PHYSICAL CHEMISTRY B, 2003, 107 (02) :470-477

[5]

de la Fuente JM, 2001, ANGEW CHEM INT EDIT, V40, P2258, DOI 10.1002/1521-3773(20010618)40:12<2257::AID-ANIE2257>3.0.CO

[6]

2-S

[7] Control of gold nanoparticle aggregates by manipulation of interparticle interaction [J].

Kim, T ;

Lee, K ;

Gong, MS ;

Joo, SW .

LANGMUIR, 2005, 21 (21) :9524-9528

[8] RETRACTED: A DNA-based method for rationally assembling nanoparticles into macroscopic materials (Retracted article. See vol. 671, 2023) [J].

Mirkin, CA ;

Letsinger, RL ;

Mucic, RC ;

Storhoff, JJ .

NATURE, 1996, 382 (6592) :607-609

[9] Interfacial phase transition of an environmentally responsive elastin biopolymer adsorbed on functionalized gold nanoparticles studied by colloidal surface plasmon resonance [J].

Nath, N ;

Chilkoti, A .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2001, 123 (34) :8197-8202

[10] Quantitative and reversible lectin-induced association of gold nanoparticles modified with α-lactosyl-ω-mercapto-poly(ethylene glycol) [J].

Otsuka, H ;

Akiyama, Y ;

Nagasaki, Y ;

Kataoka, K .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2001, 123 (34) :8226-8230

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