potassium permanganate and oxalic acid redox equation
Báo cáo y học: "Potassium Deposition During And After Hypokinesia In Potassium Supplemented And Unsupplemented Rats"
Ngày tải lên :
02/11/2012, 11:12
... values with and without
potassium supplementation
Potassium absorption, muscle and bone K
+
content,
K
+
levels in plasma, urine and feces and PA levels did not
change in UVCR and SVCR compared ...
Post-hypokinetic potassium values with and without
potassium supplementation
Potassium absorption, muscle and bone K
+
content,
PA level, plasma, urine and fecal K
+
levels did not change
in UVCR and ... values with and without
potassium supplementation
Potassium absorption, PA levels, and K
+
levels in
muscle, bone, plasma, feces and urine were not different
between hypokinetic and control...
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ứng dụng chất kích kháng CuCl2 và Oxalic Acid
Ngày tải lên :
10/04/2013, 21:05
... 2.7: Hiệu quả kích kháng của oxalic acid lên tỉ lệ diện tích vết bệnh trên lá (%) ở các
thời điểm 40, 50 và 60 NSKS 42
Hình 2.8: Hiệu quả kích kháng của oxalic acid lên tỉ lệ bệnh thối cổ bông ... 2.13: Hiệu quả kích kháng của oxalic acid lên tỉ lệ diện tích vết bệnh trên lá (%) ở các
thời điểm 40, 50 và 60 NSKS 50
Hình 2.14: Hiệu quả kích kháng của oxalic acid lên tỉ lệ bệnh thối cổ bông ... 2001) và mô học (Huỳnh Minh Châu và ctv,2001).
6. Đặc tính oxalic acid và tác động của nó đối với cây trồng
Tên hóa học: OXALIC ACID
Công thửc hóa học: Thường tồn tại ở dạng ngm 2 phõn t...
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Root Finding and Nonlinear Sets of Equations part 1
Ngày tải lên :
07/11/2013, 19:15
... Finding and
Nonlinear Sets of Equations
9.0 Introduction
We now consider that most basic of tasks, solving equations numerically. While
most equations are born with both a right-hand side and a ... are the
individual equations to be satisfied simultaneously.
Don’t be fooled by the apparent notational similarity of equations (9.0.2) and
(9.0.1). Simultaneous solution of equations in N dimensions ... Treatment of a Single Nonlinear Equation
(New York:
McGraw-Hill).
9.1 Bracketing and Bisection
We will say that a root is bracketed in the interval (a, b) if f(a) and f(b)
have opposite signs....
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Tài liệu Root Finding and Nonlinear Sets of Equations part 2 docx
Ngày tải lên :
15/12/2013, 04:15
... *x2)
Given a function
func
and an initial guessed range
x1
to
x2
, the routine expands the range
geometrically until a root is bracketed by the returned values
x1
and
x2
(in which case
zbrac
returns
1
) ... 352
Chapter 9. Root Finding and Nonlinear Sets of Equations
Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN ... the interval into
n
equally
spaced segments, and search for zero crossings of the function.
nb
is input as the maximum num-
ber of roots sought, and is reset to the number of bracketing pairs
xb1[1...
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Tài liệu Root Finding and Nonlinear Sets of Equations part 3 pptx
Ngày tải lên :
15/12/2013, 04:15
... REFERENCES AND FURTHER READING:
Ralston, A., and Rabinowitz, P. 1978,
A First Course in Numerical Analysis
, 2nd ed. (New York:
McGraw-Hill),
Đ
8.3.
Ostrowski, A.M. 1966,
Solutions of Equations and ... both
reliability and speed, Ridders’ method is generally competitive with the more highly
developed andbetter established(butmorecomplicated) method ofVanWijngaarden,
Dekker, and Brent, which ... converge: Local behavior might send it off
towards infinity.
356
Chapter 9. Root Finding and Nonlinear Sets of Equations
Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN...
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Tài liệu Root Finding and Nonlinear Sets of Equations part 4 doc
Ngày tải lên :
15/12/2013, 04:15
... REFERENCES AND FURTHER READING:
Ralston, A., and Rabinowitz, P. 1978,
A First Course in Numerical Analysis
, 2nd ed. (New York:
McGraw-Hill),
Đ
8.3.
Ostrowski, A.M. 1966,
Solutions of Equations and ... problem by maintaining brackets on the root
and checking where the interpolation would land before carrying out the division.
When the correction P/Q would not land within the bounds, or when the bounds
are ... 362
Chapter 9. Root Finding and Nonlinear Sets of Equations
Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN...
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Tài liệu Root Finding and Nonlinear Sets of Equations part 5 doc
Ngày tải lên :
15/12/2013, 04:15
... York:
McGraw-Hill),
Đ
8.4.
Ortega, J., and Rheinboldt, W. 1970,
Iterative Solution of Nonlinear Equations in Several Vari-
ables
(New York: Academic Press).
Mandelbrot, B.B. 1983,
The Fractal Geometry ... x1, float x2,
float xacc)
Using a combination of Newton-Raphson and bisection, find the root of a function bracketed
between
x1
and
x2
. The root, returned as the function value
rtsafe
, will ... criterion.
(*funcd)(rts,&f,&df);
The one new function evaluation per iteration.
368
Chapter 9. Root Finding and Nonlinear Sets of Equations
Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN...
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Tài liệu Root Finding and Nonlinear Sets of Equations part 6 docx
Ngày tải lên :
15/12/2013, 04:15
... C)Q(x)+Rx + S. (9.5.15)
Given B and C, R and S can be readily found, by polynomial division (Đ5.3). We can
consider R and S to be adjustable functions of B and C, and they will be zero if the
quadratic ... degree
m
and the coefficients
a[0 m]
. The method is to construct an upper Hessenberg matrix whose
eigenvalues are the desired roots, and then use the routines
balanc
and
hqr
. The real and
imaginary ... negative, a can be complex. (A more
rigorous justification of equation 9.5.11 is in
[4]
.)
376
Chapter 9. Root Finding and Nonlinear Sets of Equations
Sample page from NUMERICAL RECIPES IN C: THE ART...
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Tài liệu Root Finding and Nonlinear Sets of Equations part 7 doc
Ngày tải lên :
15/12/2013, 04:15
... A.M. 1966,
Solutions of Equations and Systems of Equations
, 2nd ed. (New York:
Academic Press).
Ortega, J., and Rheinboldt, W. 1970,
Iterative Solution of Nonlinear Equations in Several Vari-
ables
(New ... values x
i
and F denote the entire vector of
functions F
i
. In the neighborhood of x, each of the functions F
i
can be expanded
9.6 Newton-Raphson Method for Nonlinear Systems of Equations
379
Sample ... appearing in equation (9.6.3) is the Jacobian
matrix J:
J
ij
≡
∂F
i
∂x
j
. (9.6.4)
In matrix notation equation (9.6.3) is
F(x + δx)=F(x)+J·δx+O(δx
2
). (9.6.5)
By neglecting terms of order δx
2
and higher...
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- 1
Tài liệu Root Finding and Nonlinear Sets of Equations part 8 ppt
Ngày tải lên :
15/12/2013, 04:15
... A.M. 1966,
Solutions of Equations and Systems of Equations
, 2nd ed. (New York:
Academic Press).
Ortega, J., and Rheinboldt, W. 1970,
Iterative Solution of Nonlinear Equations in Several Vari-
ables
(New ... (i=1;i<=n;i++) xold[i]=x[i]; Store x,
fold=f; and f .
for (i=1;i<=n;i++) p[i] = -fvec[i]; Right-hand side for linear equations.
ludcmp(fjac,n,indx,&d); Solve linear equations by LU decompo-
sition.lubksb(fjac,n,indx,p);
lnsrch(n,xold,fold,g,p,x,&f,stpmax,check,fmin);
lnsrch ... formula,
equation (2.7.2), to invert equation (9.7.17) analytically,
B
−1
i+1
= B
−1
i
+
(δx
i
− B
−1
i
· δF
i
) ⊗ δx
i
· B
−1
i
δx
i
· B
−1
i
· δF
i
(9.7.18)
Then instead of solving equation...
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Tài liệu Báo cáo " Obtaining Essential Oil and Shikimic Acid from Star Anise Fruit (Illicium verum Hook) " ppt
Ngày tải lên :
12/02/2014, 17:20
... oil and
shikimic acid from star anise fruits. With this
method, obtaining yield of essential oil and
shikimic acid respectively are 9.5% and 5.6%
(essential oil content and shikimic acid ... Sciences and Technology 26 (2010) 110-113
113
for obtaining simultaneously essential oil and
shikimic acid from star anise fruits. The yield
of essential oil and shikimic acid were 9.5%
and ... N
0
1, N
0
2 and N
0
3 were shown at
table 1 and table 2.
Table 1. Obtaining simultaneously essential oil and shikimic acid
from star anise fruits by methods N
0
1, N
0
2 and N
0
3
Star...
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Tài liệu Đề tài " Boundary regularity for the Monge-Amp`ere and affine maximal surface equations " docx
Ngày tải lên :
16/02/2014, 06:20
... solving equation (1.4) in the one-dimensional
case.
Annals of Mathematics
Boundary regularity for the
Monge-Amp`ere
and affine maximal surface
equations
By Neil S. Trudinger and Xu-Jia ... follows directly from (2.1) and the
boundary condition (1.2). For the lower bound, one requires that ϕ be C
3
smooth, and ∂ΩbeC
3
and uniformly convex [22]. For (2.1) and (2.2) we only
need f to ... ϕ
C
4
(Ω)
, ψ
C
4
(Ω)
, and inf ψ.
Proof. Consider the Monge-Amp`ere equation
detD
2
u = w
−(n+2)/(n+1)
in Ω.(7.7)
By Lemma 7.2, the right-hand side of (7.7) is positive and satisfies condition
(3.16)....
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Tài liệu Báo cáo khóa học: Active-site residues and amino acid specificity of the bacterial 4¢-phosphopantothenoylcysteine synthetase CoaB pptx
Ngày tải lên :
19/02/2014, 12:20
... before as important step in the biosynthesis of the
lantibiotics epidermin and mersacidin catalyzed by the
LanD enzymes EpiD and MrsD, respectively [8–10]. Flavin-
dependent oxidative decarboxylation ... N210K and
copurication of the 4Â-phosphopantothenoyl-
CMP intermediate. His-CoaB proteins
(His-CoaB and His-CoaB N210K) were puri-
fied from E. coli cell extracts by Ni-nitrilotri-
acetic acid and ... Complementation
analysis suggested that the dfp-1 and dfp-707 mutations
were in the same gene [14]. The nutritional requirements of
the dfp-707 and dfp-1 mutants correspond to those of panD
mutants, however, dfp-mutants...
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Tài liệu Báo cáo khoa học: The SCO2299 gene from Streptomyces coelicolor A3(2) encodes a bifunctional enzyme consisting of an RNase H domain and an acid phosphatase domain pdf
Ngày tải lên :
19/02/2014, 18:20
... RNase
H domain and an APase domain. The RNase H and
APase activities of the full length SCO2299 protein
depend on its N-terminal RNase H domain and C-ter-
minal APase domain, respectively, and do not ... plates containing 50 lgặ mL
)1
ampicillin and 30 lgặmL
)1
chloramphenicol, and incubated
at 30 °C and 42 °C.
Plasmid constructions, overproductions and
purifications
Plasmids for overexpression ... Science and Technol-
ogy, Grant-in-Aid for the 21st Century Center of
Excellence (COE) Program entitled ‘Understanding
and Control of Life’s Function via Systems Biology
(Keio University)’ and a...
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Tài liệu Báo cáo Y học: The b-1,4-endogalactanase A gene from Aspergillus niger is specifically induced on arabinose and galacturonic acid and plays an important role in the degradation of pectic hairy regions pdf
Ngày tải lên :
21/02/2014, 01:21
... amino acid sequence of GALA revealed very
high similarity to the endogalactanases of A. tubingensis
(95.7% amino acid sequence identity) and A. aculeatus
(78.9% amino acid sequence identity) and ... min
D
-galactose,
D
-galactobiose and
D
-galactotetraose were used as standards to identify the
D
-galactose and
D
-galacto-oligosaccharides. The calculated
areas for
D
-galactose and
D
-galacto-oligosaccharides ... endogalactanases (between 21% and 28%
amino acid sequence identity). This is illustrated by a
CLUSTALW analysis [29] of the deduced amino acid
sequences of GALA and b-1,4-endogalactanases of
Aspergillus...
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