Báo cáo " Implementation of the digital phase-sensitive system for low signal measurement " docx
Báo cáo " Implementation of the digital phase-sensitive system for low signal measurement " docx
... Journal of Science, Mathematics - Physics 24 (2008) 239-244
239
Implementation of the digital phase-sensitive system for low
signal measurement
Pham Quoc Trieu*, Nguyen Anh Duc
Department of ... the range of the
providing ADC. The digital signal from ADC is divided into 2 multiplying circuits. At the circuit (5)
the signal is multiplying with the...
Tài liệu Báo cáo " Flora of the Research Forest in Yen Tu, Quang Ninh " docx
... Can (Forest
Inventory and Planning institute). The most of
the plant specimens are kept at the Herbarium
of University Forest and other are kept at the
Herbarium of National University of Hanoi ...
November. The weather is hot, humid and rainy
from the beginning of May until the end of
October, as a whole. For this reason, it is
normal for the life-forms...
Tài liệu Báo cáo khoa học: "The grapho-phonological system of written French: Statistical analysis and empirical validation" pdf
... conversion.
These findings are incompatible with current
implementations of the dual-route theory
(Coltheart
et aL,
1993). The "central dogma" of
this theory is that the performance of ... description of the grapheme-phoneme
system of French. (1)
Grapheme frequency,
the
number of occurrences of the grapheme in the
corpus, independently of its...
Báo cáo " Assessment of the influence of interpolation techniques on the accuracy of digital elevation model " potx
... interpolation are the number of
sampled points used for interpolation, and the
weight. For the regularized spline, the higher
the weight, the smoother the output surface. For
the tension spline, the higher ...
Compute RMSE
of DEM
Fig. 1. The workflow for assessing the influence of
interpolation technique on the accuracy of DEM by
using ArcGIS so...
Báo cáo khoa học: The cytochrome P450scc system opens an alternate pathway of vitamin D3 metabolism docx
... Department of Biochemistry and Molecular Biology, School of Biomedical and Chemical Science, The University of Western Australia,
Crawley, Australia
The predominant source of the main form of
vitamin ... shift (D ¼ 0.32 p.p.m) of the CH
3
-21 signal.
The same shift had been reported for a preparation of
20-hydroxyvitamin D3 [18]. The difference between the
chemi...
Tài liệu Báo cáo "Effect of the preparation conditions on the properties of Fe-Pt nanoparticles produced by sonoelectrodeposition " pptx
... J because of the presence of the Fe
3
Pt. Of cause, the kink
in the magnetic curves was more evident in the samples with high Fe content.
In another series of samples, we fixed the current ... Pt peaks in the as-prepared samples are broad due to the small size of the
particles. Using the Scherrer formula with the full width at half maximum of the stron...
Tài liệu Báo cáo " STABILITY OF THE ELASTOPLASTIC THIN ROUND CYLINDRICAL SHELLS SUBJECTED TO TORSIONAL MOMENT AT TWO EXTREMITIES " pptx
... simulation of instability form of the cylinder (see
[1],[5]). In this paper, the solution of problem in the real bending form of structure has
been found. We have also established the relations for ... in the paper [6]. By the small
elastoplastic deformation theory and by the flow theory, this problem again has been
studied in [2] and [4]. Basing on the theory of el...
Tài liệu Báo cáo " Determination of the annual beta dose by meaming beta activity using the liquid scintillation technique " ppt
...
Presently, in the ancient pottery TL dating the following steps for the determination of annual
dose rate are: (i) place the thermoluminiscnece dosimeter at the field; (ii) determine the environmental ... the experimental results
it was shown that the more accurate the beta dose
evaluation is, the more reliable is the technique of
thermoluminecence dating [5,6...
Tài liệu BÁO CÁO " DETERMINATION OF THE DIGESTIBILITY OF SOME PLANT INGREDIENTS FOR GRASS CARP (Ctenopharyngodon idella) " pdf
... calculated according to
the following formulae:
ADC of DM of test ingredient (%) = (ADC of
DM of the test diet - 0.7 x ADC of DM of the
reference diet)/0.3
ADC of nutrient of test ingredient (%) ...
feces were analyzed for dry matter, protein,
lipid, ash and chromic oxide contents.
The ADC of the reference diet were
calculated according to the following...
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