macroporous nanocomposite polymer electrolyte for lithiumion batteries
Báo cáo hóa học: " Polystyrene-Al2O3 composite solid polymer electrolyte for lithium secondary battery" doc
Ngày tải lên :
20/06/2014, 23:20
... 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. ...
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effect of water content of ethylene glycol as electrolyte for synthesis
Ngày tải lên :
19/03/2014, 16:48
... 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...
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fabrication of znscupva nanocomposite electroluminescence devices for flat panel displays
Ngày tải lên :
28/04/2014, 10:50
...
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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Báo cáo y học: "Oral Rehydration Therapy for Preoperative Fluid and Electrolyte Management"
Ngày tải lên :
25/10/2012, 10:51
... 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...
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Tính toán và mô phỏng uốn tấm nanocomposite nền polymer cốt graphene
Ngày tải lên :
02/05/2013, 10:16
... 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...
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nanoscale particles for polymer degradation
Ngày tải lên :
20/03/2014, 13:05
... 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...
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studies on tin oxide-intercalated polyaniline nanocomposite for ammonia gas
Ngày tải lên :
20/03/2014, 13:08
... 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....
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polymer compositeeur 21682 en tools for composite indicator building
Ngày tải lên :
05/05/2014, 13:58
... 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,...
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Vật liệu nanocomposite kết hợp giữa kim loại và polymer
Ngày tải lên :
10/06/2014, 22:23
... 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...
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báo cáo hóa học:" Biomechanical testing of a polymer-based biomaterial for the restoration of spinal stability after nucleotomy" pptx
Ngày tải lên :
20/06/2014, 04:20
... 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...
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