نتایج جستجو برای: tio2fe3o4 and tio2fe2o3 nanocomposites

تعداد نتایج: 16831187  

2011
Jae-Hak Choi Chan-Hee Jung Dong-Ki Kim Dong-Hack Suh Young-Chang Nho Ramakrishnan Ganesan

Multifunctional polyhedral oligomeric silsesquioxane (POSS)-reinforced polypropylene (PP) nanocomposites were prepared by a simple and economical radiation processing, which has a great potential for the preparation of high performance materials. The tensile strength of PP/POSS nanocomposites increased with an increasing POSS content up to 5 wt% and with an increasing absorption dose up to 50 k...

Journal: :Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2014
Babak Sadeghi

ZnO/Ag nanocomposites coated with polyvinyl chloride (PVC) were prepared by chemical reduction method, for anti-infection biomaterial application. There is a growing interest in attempts in using biomolecular as the templates to grow inorganic nanocomposites in controlled morphology and structure. By optimizing the experiment conditions, we successfully fabricated high yield of ZnO/Ag nanocompo...

2013
Parthajit Pal Mrinal Kanti Kundu Swinderjeetsingh Kalra Chapal Kumar Das

Fabrication of nanocomposites from immiscible polymer blend system has been represented in this work. A new type of natural clay named Halloysite Nanotubes (HNTs) are modified by Polyethyleneimine (PEI) and these PEI grafted HNTs are incorporated into the immiscible blend system during melt mixing process to prepare halloysite based nanocomposites. Fourier Transform Infrared Spectroscopy (FTIR)...

Journal: :Journal of the American Chemical Society 2007
Jun Xu Jun Wang Mike Mitchell Prasun Mukherjee Malika Jeffries-El Jacob W Petrich Zhiqun Lin

Nanocomposites of poly(3-hexylthiophene)-cadmium selenide (P3HT-CdSe) were synthesized by directly grafting vinyl-terminated P3HT onto [(4-bromophenyl)methyl]dioctylphosphine oxide (DOPO-Br)-functionalized CdSe quantum dot (QD) surfaces via a mild palladium-catalyzed Heck coupling, thereby dispensing with the need for ligand exchange chemistry. The resulting P3HT-CdSe nanocomposites possess a w...

2012
Samer Hasan Hussein-Al-Ali Mothanna Al-Qubaisi Mohd Zobir Hussein Maznah Ismail Zulkarnain Zainal Muhammad Nazrul Hakim

The intercalation of cetirizine into two types of layered double hydroxides, Zn/Al and Mg/Al, has been investigated by the ion exchange method to form CTZAN and CTMAN nanocomposites, respectively. The basal spacing of the nanocomposites were expanded to 31.9 Å for CTZAN and 31.2 Å for CTMAN, suggesting that cetirizine anion was intercalated into Layered double hydroxides (LDHs) and arranged in ...

2009
Jun Young Kim

This paper focuses on the fabrication via simple melt blending of thermotropic liquid crystal polyester (TLCP) nanocomposites reinforced with a very small quantity of modified carbon nanotube (CNT) and the unique effects of the modified CNT on the physical properties of the nanocomposites. The thermal, mechanical, and rheological properties of modified CNT-reinforced TLCP nanocomposites are hig...

2013

This paper presents a short overview of recent research efforts addressing the mechanical properties of polymer-matrix nanocomposites containing graphene inclusions. A particular attention is devoted to experimental data giving evidence for enhancement of tensile strength, Young modulus and fracture toughness due to the effects of graphene inclusions in such film and bulk nanocomposites. Key fa...

2009
Harekrishna Deka Niranjan Karak

The highly branched polyurethanes and vegetable oil-based polymer nanocomposites have been showing fruitful advantages across a spectrum of potential field of applications. Mesua ferrea L. seed oil-based hyperbranched polyurethane (HBPU)/clay nanocomposites were prepared at different dose levels by in situ polymerization technique. The performances of epoxy-cured thermosetting nanocomposites ar...

Journal: :Small 2014
Jingying Li Qiusen Han Xinhuan Wang Ning Yu Lin Yang Rong Yang Chen Wang

A novel and convenient method to synthesize the nanocomposites combining graphene oxides (GO) with gold nanoparticles (AuNPs) is reported and their applications to modulate amyloid peptide aggregation are demonstrated. The nanocomposites produced by pulsed laser ablation (PLA) in water show good biocompatibility and solubility. The reduced aggregation of amyloid peptides by the nanocomposites i...

2012
Hai-Yan Hu Xing-Ru Dou Zong-Lin Jiang Jian-Hua Tang Lian Xie Hong-Ping Xie

The nanocomposites of poly-diallyldimethylammonium chloride (PDADMAC) and CdTe quantum dots (QDs) (i.e. QDs-PDADMAC nanocomposites) have been prepared based on electrostatic interaction and their fluorescence stability in aqueous solution has been investigated. MTT method (3-(4, 5-dimethylthiazol-2-yl)-2, 5-diphenyltetrazolium bromide method) was used to study their cytotoxicity and A549 lung c...

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