نتایج جستجو برای: magnetical nanocomposites

تعداد نتایج: 15162  

2012
Ming He Jing Ge Zhiqun Lin Xuhui Feng Xinwei Wang Hongbin Lu Yuliang Yang Feng Qiu

The energy-filtering effect was successfully employed at the organic–inorganic semiconductor interface of poly(3-hexylthiophene) (P3HT) nanocomposites with the addition of Bi2Te3 nanowires, where lowenergy carriers were strongly scattered by the appropriately engineered potential barrier of the P3HT– Bi2Te3 interface. The resulting P3HT–Bi2Te3 nanocomposites exhibited a high power factor of 13....

2015
Oleg Yu Posudievsky Mykhailo S Papakin Oleksandr P Boiko Vyachesalv G Koshechko Vitaly D Pokhodenko

Conformation of macromolecules and interchain interactions determine spectral properties of conjugated polymers (CP). An achievement of spatial confinement of isolated chains is one of the routes to use this feature of CP for their purposeful usage. In the present work, CP/O300 nanocomposites based on CP - poly(p-phenylenevinylene) and poly(2-methoxy-5-(2'-ethylhexyloxy)-1,4-phenylenevinylene) ...

2014
Mojgan Zendehdel Giuseppe Cruciani Forozan Sahra Kar Abolfazl Barati

Recently, hybrid materials using poly ethylene glycol and porous nanocrystals have been developed for drug release. In this study, a series of poly ethylene glycol (PEG)/NaY zeolite and PEG/MCM-41 nanocomposites get synthesized. These materials are characterized using FT-IR spectroscopy, XRD, TGA and SEM. After loading the metronidazole onto these nanocomposites, the release of Metronidazole wa...

2017
Jinyang Liu Qingqing Huang Kun Zhang Yangyang Xu Mingzhu Guo Yongqiang Qian Zhigao Huang Fachun Lai Limei Lin

The multi-functional nanomaterial constructed with more than one type of materials has gained a great attention due to its promising application. Here, a high white light photodetector prototype established with two-dimensional material (2D) and 2D nanocomposites has been fabricated. The 2D-2D nanocomposites were synthesized with SnSe nanoplate and graphene. The device shows a linear I-V charac...

2015
Zen-Wei Ouyang Erh-Chiang Chen Tzong-Ming Wu

This work describes the thermal stability and magnetic properties of polyvinylidene fluoride (PVDF)/magnetite nanocomposites fabricated using the solution mixing technique. The image of transmission electron microscopy for PVDF/magnetite nanocomposites reveals that the 13 nm magnetite nanoparticles are well distributed in PVDF matrix. The electroactive β-phase and piezoelectric responses of PVD...

2006
Shaoping Xiao Wenyi Hou

In this paper, we investigate effects of vacancy defects on fracture of carbon nanotubes and carbon nanotube/ aluminum composites. Our studies show that even a one-atom vacancy defect can dramatically reduce the failure stresses and strains of carbon nanotubes. Consequently, nanocomposites, in which vacancy-defected nanotubes are embedded, exhibit different characteristics from those in which p...

Journal: :Macromolecular bioscience 2012
Akhilesh K Gaharwar Vipuil Kishore Christian Rivera Whitney Bullock Chia-Jung Wu Ozan Akkus Gudrun Schmidt

The mechanical and biological properties of silicate-crosslinked PEO nanocomposites are studied. A strong correlation is observed between silicate concentration and mechanical properties. In vitro cell culture studies reveal that an increase in silicate concentration enhances the attachment and proliferation of human mesenchymal stem cells significantly. An upregulation in the expression of ost...

2014
Vivek Kumar Modi Chandan Sharma Prakash Kumar Sen Shailendra Kumar Bohidar

The present paper study about the green polymer nanocomposites (GPNCs), through this paper we study of bio-reinforced composites in automotive, construction, packaging and medical applications due to increased concern for environmental sustainability. In the study of Green polymer nanocomposites we learned unique properties of combining the advantages of natural fillers and organic polymers. Pl...

2017
Tianyi Wang Shuangqiang Chen Huan Pang Huaiguo Xue Yan Yu

Typical layered transition-metal chalcogenide materials, in particular layered molybdenum disulfide (MoS2) nanocomposites, have attracted increasing attention in recent years due to their excellent chemical and physical properties in various research fieldsHere, a general overview of synthetic MoS2 based nanocomposites via different preparation approaches and their applications in energy storag...

1998
Emmanuel P. Giannelis

Polymer nanocomposites, especially polymerlayered silicate (PLS) nanocomposites, represent a radical alternative to conventionally (macroscopically) filled polymers. Because of their nanometer-size dispersion, the nanocomposites exhibit markedly improved properties when compared with the pure polymers or conventional composites. These include increased modulus and strength, decreased gas permea...

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