synthesis and electrochemical performance of graphenepolyaniline
Tài liệu Structure Development and Mechanical Performance of Polypropylene docx
Ngày tải lên :
22/02/2014, 09:20
... in terms of the number of
spherulites, radius, surface and volume [27] (for clarity the index i in this set of equations is left
out):
Structure Development and Mechanical Performance
of Polypropylene
Structure ... values and standard deviations of the activation volumes of
process I and II. The slope in the high temperature and/ or low strain rate regime is representative
for the activation volume of process ... Patel and M. Crank. Journal of Biobased Materials and Bioenergy 1(3):437–453, 2007.
[7] Plastics Europe. Plastics - the Facts 2011. An analysis of European plastics production, demand and recovery...
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Synthesis and photoluminescence property of silicon carbon nanowires synthesized by the thermal evaporation method
Ngày tải lên :
16/03/2014, 15:21
... Creative Research
Group of National Science Foundation of China (Grant no.
50721003), the Foundation of the Ministry of Education of China
for Returned Scholars (Grant no. 2005383) and the National ... ratio of Si/C/O of the nanowires is about
3:2:2, which corresponds well to the standard SiC and SiO
2
.
The small quantity of oxygen may come from the resident oxide
layer. The IR spectrum of the ... distilled water and immersed in 5%
phosphoric acid for about 30 min at room temperature to adjust
the pore diameter and remove the barrier layer at the bottom of
nanoholes.
2.2. Synthesis of SiC nanowires
The...
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Báo cáo Y học: Synthesis and turn-over of the replicative Cdc6 protein during the HeLa cell cycle potx
Ngày tải lên :
17/03/2014, 23:20
... fate of hCDC6p during the HeLa cycle (Eur. J. Biochem. 269) 1041
Synthesis and turn-over of the replicative Cdc6 protein
during the HeLa cell cycle
Esther Biermann, Martina Baack, Sandra Kreitz and ... extraction of DNA. E xtracted DNA was
analysed by PAGE and ethidium bromide st aining.
Preparation and use of antibodies
A cDNA sequence encoding a 30-kDa-fragment (amino-
acid residues 278–561) of hCdc6p ... ith the entry of yeast cells
into S phase and increase again during t he following G1
phase with the synthesis of new Cdc6p.
In contrast, the rapid S-phase-related elimination of
Cdc6p that is...
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electrochemical performance of - fe2o3 nanorods as anode material for lithium - ion cells
Ngày tải lên :
19/03/2014, 16:48
... charge/discharge profiles of the commercial Fe
2
O
3
powder
and Fe
2
O
3
nanorod electrodes with 20%, 30%, and 40% conductive carbon content.
(b) The electrochemical cycling performance of microcrystalline ... cells with different weight ratios of conductive car-
bon (20%, 30% and 40%). The electrochemical performances of the
electrodes are shown in Fig. 6. The capacity of the microcr ys-
talline Fe
2
O
3
electrode ... charge capacities of the
nanorods are remarkably improved. The first charge capacity of the
commercial and the 20%, 30%, and 40% carbon containing nanorod
electrodes were 603, 881, 920 and 955 mAh/g,...
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hydrothermal synthesis and crystal structure of a novel one - dimensional tritungstate
Ngày tải lên :
19/03/2014, 16:48
... enH
2q
cations occupy interstrand regions
2
of the W O
4y
chains and exhibit strong hydrogen bond
620
network to terminal and bridging oxo groups of the anionic
chains of W O
4y
.
620
1
Ž
X
.
Crystal ... optical ma-
wx
terials and ceramics 1–4 . A promising synthetic route
takes advantage of a low-temperature soft approach, hy-
drothermal method, and the structure-directing function of
organoamines. ... which receive contributions from 1-, 2- and
4-coordinated oxo groups. Each W O
4y
unit consists of a
620
pair of center -of- symmetry-related W O trimers of
310
edge-sharing WO octahedra as shown...
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hydrothermal synthesis and structural characterization of fe2o3sno2 nanoparticles
Ngày tải lên :
19/03/2014, 16:48
... with coordinates of ð 0; 0; zÞ occupy 2/3 of the
octahedral holes in successive oxygen layers, and 1/3 of
the octahedral holes with coordinates of ð0; 0; 0Þ are
empty. In the case of our samples, ... decomposition at 873 K, in the presence of a few
percent of (SO
4
)
22
. Figs. 11 and 12 show the particle
morphology and stoichiometry determined by SEM and
EDX examinations of the hematite-tin oxide system ... average
values of x; for the analyzed series of mixed samples
are: x ¼ 0:08; 0.15, 0.21, 0.31, 0.40, 0.56, 0.70, 0.77
and 0.86.
3. Results and discussion
The X-ray diffraction patterns of the hydrothermally
synthesized...
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sol–gel synthesis and morphological control of nanocrystalline tio2 via urea treatment
Ngày tải lên :
20/03/2014, 13:07
... ratio).
The straight and parallel stripes (referred to Figs. 4b and 4c)on
the surface of the rods and hollow tubes may result from the
aggregates of the smaller and finer nanorods of ∼10 nm in di-
ameter ... minor amount of rutile and brookite.
164 L H. Kao et al. / Journal of Colloid and Interface Science 316 (2007) 160–167
Fig. 4. FE-SEM images of nanocrystalline TiO
2
rods, hollow tubes, and platelets ... template-
assisted sol–gel synthesis of ceramic powders. The anionic sur-
factants appear to have altered the reaction kinetics of hydroly-
sis and condensation of Ti precursors.
On the other hand, at higher...
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synthesis and optical properties of colloidal tungsten oxide nanorods
Ngày tải lên :
20/03/2014, 13:08
... Comparing the intensities of the (010) and (014) peaks of the sample
with those of the bulk W
18
O
49
, it was found that the relative intensity
of (010) has been dramatically increased ... nm), and
the intensity of this peak increases relative to that of UV emission
as the length of nanorods increases. A similar PL pattern with two
emission maxima, yet at much lower energies of 2.8 ... states in the band gap due to impurities.
22b
In light of these assignments, we suggest that the UV emission of
nanorod samples in this work might correspond to the band-to-
band transition....
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Báo cáo khoa học: Synthesis and structural characterization of a mimetic membrane-anchored prion protein doc
Ngày tải lên :
23/03/2014, 10:21
... because of the specific and
quantitative reactivity of thiols towards it [54].
Following the method of Ferris [55], the inexpensive and
widely available diethyl bis(hydroxymethyl)malonate 1 and
48% ... followed
by dialysis and subsequent removal of precipitated protein
was typically 80% of the reduced protein obtained. This
gave an overall yield of PrP-React of 12–20 mg per litre of
culture.
M. R. ... 1287
for PrP–GPIm and PrP-WT is shown in Fig. 7B. The
amide I band arises mainly from stretching modes of
the backbone carbonyl bonds in the protein. The posi-
tions of absorbance bands are dependent...
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Báo cáo khoa học: Total chemical synthesis and NMR characterization of the glycopeptide tx5a, a heavily post-translationally modified conotoxin, reveals that the glycan structure is a-D-Gal-(1fi3)-a-D-GalNAc pot
Ngày tải lên :
23/03/2014, 13:20
... modifications. This synthesis in and of
itself is a significant achievement in lieu of the complexity
and number of post-translationally modified amino acids
included. However, our synthetic efforts and subsequent
enzymatic ... chains of residues Thr10 and Ala12 and the carbohy-
drate moieties of GalNAc (GN) and Gal (G). The individual amino
acids Thr10, A la12 are represented by 10T and 12A, respectively, whil e
GNH
1
and ... increments in
t1 and spectral widths of 8000 Hz and 17 591 Hz in the
1
H
and
13
C dimensions, respectively. A total of 256 summed
scans were collected with a relaxation delay of 1.3 s. All
1
H
and
1
H-
13
C...
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Báo cáo " Synthesis and thermoelectric properties of La(Fe1-xSix)13 compounds (x = 0.12, 0.14 and 0.15) " pptx
Ngày tải lên :
28/03/2014, 13:20
... (K)
T
C
VNU Journal of Science, Mathematics - Physics 25 (2009) 193-197
193
Synthesis and thermoelectric properties of La(Fe
1-x
Si
x
)
13
compounds (x = 0.12, 0.14 and 0.15)
Do Thi Kim ... Makio Kurisu
2
1)
Faculty of Physics, College of Science, VNU, 334 Nguyen Trai, Thanh Xuan, Ha Noi
2)
Japan Advanced Institute of Science and Technology, School of Materials Science,
Nomi, ... crystal structure and thermoelectric properties of La(Fe
1-x
Si
x
)
13
compounds were
investigated by means of X-ray powder diffraction and electrical resistivity, thermopower and
thermal conductivity...
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SUPERVISORY, INSTRUCTIONAL SKILLS AND PROFESSIONAL PERFORMANCE OF TEACHERS IN VOCATIONAL COLLEGES IN NGHE AN PROVINCE: BASIS FOR DEVELOPING AN ENHANCEMENT PROGRAM
Ngày tải lên :
13/05/2014, 14:46
... skills of principals is
not a great determinant of the level of supervisory skills of teachers and the performance of
pupils is not greatly attributed to the level of the supervisory skills of ... Skills of Teachers as to
Assessment Skills
79
10
Table 10. The Professional Performance of Teachers of Nghe An
Vocational College of Trade and Tourism
82
11
Table 11. The Professional Performance ... Performance of Teachers of Viet Duc
Vocational College
84
12
Table 12. The Professional Performance of Teachers of Viet Han
Vocational College
86
13
Table 13 Correlation of Supervisory and Instructional...
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properties and sensor performance of zinc oxide thin films
Ngày tải lên :
28/05/2014, 14:44
... sectional view of test chamber (a) and cover (b), and photos of the mounted
sensor chip and test chamber (c) and (d) 59
3.9 Gas sensor measurement setup 61
4.1 Optical microscopy images of micro ... intersection of the three rings creates a new field of sensor and actuator devices with
exceptional functionality and versatility 27
2.5 Schematic view of gas sensing reaction in (a) Compact layer and ...
2.6 Schematic of a compact layer with geometry and energy band representation; Z
0
is the
thickness of the depleted surface layer; Zg is the layer thickness and eV
S
the band bending.
(a)...
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synthesis and optical properties of au-ag alloy nanoclusters with controlled composition, p26
Ngày tải lên :
04/06/2014, 15:20
... control of structural type and composition of bimetallic nanoparticles comprised of Ag
and Au have been a subject of considerable interest; and the developed of simple and versatile
methods for ... Time and Nanometer
Space of Different Shapes”, Accounts of Chemical Research, Vol. 34, pp 257-264, 2001.
[46] M. Liu, and P. Guyot-Sionnest, Synthesis and Optical Characterization of Au/Ag ... to the SPR position of monometallic Ag.
Appearance of no absorption peak in the case of Au/Ag =1/9 indicates the formation of neither
type of nanoparticles. On the other hand, the SPR peak positions...
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![Báo cáo toán học: " Electrochemical performance of NixCo1-xMoO4 (0 [less than or equal to] x [less than or equal to] 1) nanowire anodes for lithium-ion batteries" pptx](https://media.store123doc.com/images/document/2014_06/20/medium_cjRKzxwozW.jpg)
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- food and agriculture organization of the united na
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- officer evaluation and appraisal head of loan conditions
- strain and the theory of elasticity
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- synthesis and electrochemical performance of lifepo4 by solgel method
- synthesis and electrochemical performance of graphenelike ws2
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