macroporous nanocomposite polymer electrolyte for lithiumion batteries

... polymer electrolyte; polymer- in-salt system; lithium secondary battery. Introduction A lithium secondary battery using solid polymer electrolyte [SPE] is an attractive energy source for ... in nanocomposite solid polymer electrolytes. Key Eng Mater 2007, 336-338:526- 529. 8. Wei X, Shriver DF: Highly conductive polymer electrolytes containing rigid polymers. Chem Mater 1998, ... polymer electrolyte system. Electrochim Acta 2002, 47:3257- 3268. 11. Jeong SK, Jo YK, Jo NJ: Decoupled ion conduction mechanism of poly(vinyl alcohol) based Mg-conducting solid polymer electrolyte. ...

Ngày tải lên: 20/06/2014, 23:20

... has been considered a requirement for the formation of the TiO 2 nanotubes [14,15]. Similarly, availability of oxygen also is an important consideration for the formation of an anodic oxide layer. In ... anodizing in various non-aqueous organic polar electrolytes such as ethylene glycol, dimethyl sulfoxide, formamide etc. When the TiO 2 nanotubes formed in the organic solutions were annealed at ... potential applications, the formation of smooth TiO 2 nanotubes using the protic non-aqueous organic media could be a process for further research. It was observed that the repro- ducibility of the formation of...

Ngày tải lên: 19/03/2014, 16:48

... from 600 to 450nm. For ZnS:Cu/PVA-I sample, edge of absorption is obtained at about 340nm. Similarly the absorption edge for other samples is obtained at 310, 300, 290, 280nm for ZnS:Cu/PVA-II ... busing Dubey-Scherrer formula and obtained in the range of 2 to 20 nm. Absorption spectra of ZnS:Cu nanocrystals with different capping agent concentrations and ZnS:Cu/PVA nanocomposites with ... ZnS nanocrystal /polymer composites the EL starts at lower threshold voltages and higher intensity is observed. The variation of EL brightness by increasing the loading in the nanocomposite (ZnS:Cu/PVA)....

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Ngày tải lên: 05/07/2014, 21:20

... fluid and electrolyte management is usually performed by intravenous therapy. We investigated the safety and effectiveness of oral rehydration therapy (ORT) for preoperative fluid and electrolyte ... on the supplementation of water, electrolytes, and carbohydrates [8, 9]. We conclude that ORT is a safe and effective therapy for the pre- operative fluid and electrolyte management of se- lected ... 4. Eligibility standard for oral rehydration therapy I. Patients eligible for oral rehydration therapy (receiving oral rehydration solution) 1. Those who give an informed consent and have not...

Ngày tải lên: 25/10/2012, 10:51

... toán mô phỏng bài toán uốn tấm nanocomposite nền polymer cốt graphene. Đưa ra sự phụ thuộc của độ võng của tấm vào %V Graphene của tấm composite khi chịu uốn. Nanocomposite với cốt graphene ... Nanotubes as Composite Reinforcing Fillers 4. http://physicsworld.com/cws/article/news/42906 - 11/2010 5. Chunyu Li, Tsu-Wei Chou- Department of Mechanical Engineering, Center for Composite Materials, ... nhau. Ứng sử của tấm nanocomposite tuân theo luật hỗn hợp, Mô đun đàn hồi của nó tăng theo sự tăng %V s còn độ võng thì giảm dần. Độ võng của vật liệu nền nguyên bản khá lớn so với tấm nanocomposite...

Ngày tải lên: 02/05/2013, 10:16

... behaviour of EVA nanocomposite using 4 4.2.3. Nanocomposites based on nanoparticles 4.3. Biodegradation and stabilization 4.3.1. Nanocomposites of biodegradable polymers 4.3.1.1.Biopolymers as ... hydroperoxide formed by photo-oxidation of polymers [107, 109, 110]. Regardless of nanocomposite formation, it was found that the rate of photo-oxidative degradation of both PE/MMT nanocomposite ... adsorbed polymer chains do not coil but remain in almost fully extended state. Thus, after solvent evaporation, generally an intercalated nanocomposites may form. b) In in-situ intercalative polymerization...

Ngày tải lên: 20/03/2014, 13:05

... oxide/PANI nanocomposites films (Fig. 4c), Fig. 4. FESEM micrographs for (a) tin oxide, (b) polyaniline and (c) tin oxide/polyaniline nanocomposite (inset is a high-resolution magnified image of nanocomposite) . the ... simple schematic is shown, which provides reaction mechanism for formation of such kind of structures. In the present case, formation of polymer shell around the nano-crystalline particle/s can easily ... respective AFM profiles for tin oxide, PANI and SnO 2 /PANI nanocomposites. The rms sur- face roughness was found to be 46.1, 22.7 and 31.5 nm for tin oxide, PANI and SnO 2 /PANI nanocomposites, respectively....

Ngày tải lên: 20/03/2014, 13:08

... of health system performance has been criticized for not using appropriate method of transformation and the z-scores transformation has been recommended (SPRG, 2001). For time – dependent ... way to prize the most performing countries and penalize the less performing ones. An advantage of this transformation is that, using the same percentile transformation for different years, any ... total exports. Therefore, to avoid adding up apples and pears, before going to the aggregation stage it is necessary to bring the indicators to the same standard, by transforming them in pure,...

Ngày tải lên: 05/05/2014, 13:58

... hiểu thêm về tính chất và phương pháp chế tạo của Nanocomposite Kim loại /polymer chúng ta sẽ cùng nhau tìm hiểu sâu hơn về Nano bạc được phủ polymer. 1.7 MỘT SỐ PHƯƠNG PHÁP ĐIỀU CHẾ HẠT NANO ... dịch có màu vàng. Sản phẩm nanocomposite dạng dung dịch màu vàng sẽ được tiến hành kiểm tra bằng phổ UV – Vis. Sản phẩm Nanocomposite cho bay hơi tạo thành màng nanocomposite được đem đi phân ... ex-situ để chế tạo nanocomposite kim loại/polyme. Vì: phương pháp in-situ đơn giản, thuận lợi, cho kết quả tốt hơn và có thể điều chỉnh được chất lượng sản phẩm. 1.4 TỔNG HỢP NANOCOMPOSITE BẰNG...

Ngày tải lên: 10/06/2014, 22:23

... of 9 (page number not for citation purposes) Journal of Orthopaedic Surgery and Research Open Access Research article Biomechanical testing of a polymer- based biomaterial for the restoration ... techniques for avoiding re-herniation have been introduced to the market, with interesting first clinical results [20]. In combination with biomaterials, these techniques might prove to be useful for ... problems in order to be beneficial for the patient. In spinal surgery, preventive procedures to avoid common follow-up complications are conceivable in operations for disc herniation with predominant...

Ngày tải lên: 20/06/2014, 04:20