Ferroelectrics Material Aspects Part 2 pdf
Ferroelectrics Material Aspects Part 2 pdf
... routes:
Na
2
CO
3
+ Bi
2
O
3
+ 4TiO
2
→ 4Na
0.5
Bi
0.5
TiO
3
+ CO
2
(1)
Bi
4
Ti
3
O
12
+ 5TiO
2
+ 2Na
2
CO
3
→ 8Na
0.5
Bi
0.5
TiO
3
+ 2CO
2
(2)
In route (1), the starting materials ... V
DB(|S (2, 1)|)
10V
DB(|S (2, 1)|)
15V
DB(|S (2, 1)|)
20 V
DB(|S (2, 1)|)
25 V
DB(|S (2, 1)|)
30V
DB(|S (2, 1)|)
35V
0.5 1 1.5 2 2.5 3 3.5 4 4.5
Frequency (GHz)
-40
-35
-30...
Ferroelectrics Material Aspects Part 1 potx
... et al., 20 00, 20 02; Ramirez et al, 20 00; Home et al., 20 01; Adams, et al.,
20 02; Sinclair et al., 20 02; Maurya, et al. 20 08; Prakash, et al., 20 08; Zhu, et al., 20 08; Kim, et
al., 20 10). CCT ... Figure 28 shows the tuning of the fabricated filter. The best
Fig. 27 . Photograph of a ring filter
20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50
Frequency (GH...
Ferroelectrics Material Aspects Part 3 doc
... Substrates
83
-800 -600 -400 -20 0 0 20 0 400 600 800
-60
-40
-20
0
20
40
60
Polarization(uC/cm
2
)
Electric Field(kV/cm)
-600 -400 -20 0 0 20 0 400 600
0
2
4
6
8
10
12
14
16
18
D33(pm/V)
Electric ... interface.
Ferroelectrics – Material Aspects
68
Fig. 23 . Evolution of the current density as a function of a positive DC electrical field for a
BTS film.
O...
Ferroelectrics Material Aspects Part 4 potx
... 1 020 3040506070
0
20
40
60
80
100
M
33
cer.
=1.58 10
-14
m
2
/V
2
M
33
=2. 39 10
-14
m
2
/V
2
M
33
=2. 08 10
-14
m
2
/V
2
M
33
=2. 59 10
-14
m
2
/V
2
2 Hz s.c.
Fit of data at 2 Hz
20 Hz s.c.
Fit ... Narayanasamy, A. (20 02) . Electrical conductivity and
dielectric behaviour of nanocrystalline NiFe
2
O
4
spinel. Journal of Physics-Condensed
Matter, Vol.14...
Ferroelectrics Material Aspects Part 5 pptx
... 1.5 2. 0 2. 5
-28
-26
-24
-22
-26
-25
Pool-Frenkel
current
As-deposited SBT
Oxygen treatment 10 min SBT
Schottky current
ln(J)
V
1 /2
ln(J/E)
0.00.51.01. 52. 02. 5
-26 .5
-26 .0
-25 .5
-25 .0
-24 .5
Pool-Frenkel ... et al., 20 03, Zhu et al., 20 02a, Zhu et al., 20 02b, Zhu et al., 20 02c) and 300– 320 for
graded films prepared by sol-gel methods (Jain et a...
Ferroelectrics Material Aspects Part 6 ppt
... (d) x=0.05.
Scan size: 2* 2 µm
By adding Mn
2+
ions (and some oxygen from e.g. the atmosphere) we may find
24
2
1
2
X
OO
OMn V Mn O
(2)
or
23
2
11 1
42 2
X
OO
OMn V Mn O
... Applications. Integrated Ferroelectrics Vol. 100, 36-47.
Ferroelectrics – Material Aspects
186
or
42 33
2
11
22
42
X
O
Ti Mn O Ti Mn O
(5)
In oth...
Ferroelectrics Material Aspects Part 7 ppt
... 24 wt% and 12
wt%, respectively.
Ferroelectrics – Material Aspects
22 0
10 20 30 40 50 60 70 80
(e)
(d)
(c)
(b)
(a)
22 2
22 0
20 0
111
113
013
134
122
322
23 3
022
0 62
004
043
133
1 12
222
0 12
150
0 42
0 02
211
122
140
111
1 12
131
130
110
0 02
120
101
021
001
020
... (Avdeev 20 02; Lee 20 00). As shown in Fig.
21 ., La(Mg
0.5
Ti
0.5
)O
3
form s...
Ferroelectrics Material Aspects Part 8 ppt
... Evaluation
25 5
20 30 40 50 60 70 80
Pechini 800ºC
(001)/(100)
(110)
(111)
(0 02)
(20 0)
(1 02)
(20 0)
(1 12)
(21 1)
( 022 )
(22 1)
(301)
Intensity (a.u)
Pechini 700ºC
Pechini 600ºC
2
SHM 0.31mol.L
-1
... product can be synthesized using Pb(NO
3
)
2
, ZrOCl
2
.8H
2
O, TiO
2
, KOH . At
first, a suspension containing ZrOC
2
.8H
2
O, Pb(NO
3
)
2
and TiO
2...
Ferroelectrics Material Aspects Part 9 doc
... to 3 nm.
024 6810 12
1E- 12
1E-11
1E-10
1E-9
1E-8
1E-7
1E-6
as depo
20 0
o
C/1h
350
o
C/1h
log(I)
E
1 /2
Ferroelectrics – Material Aspects
27 4
Morita, T. (20 10) Piezoelectric Materials Synthesized ... 60
25 0
25 5
26 0
26 5
27 0
27 5
28 0
415
410
26 5
26 0
25 5
25 0
700
o
C
800
o
C
Capacitance (pF)
Temperature (
o
C)
10 20 30 40 50
0.00
0.05
0.10
0.15
700
o
C...
Ferroelectrics Material Aspects Part 10 potx
... 32 290
(100 kHz)
4 .24 2
(100 kHz)
Egerton & Dillon,
1959
0.45 160 49 420
(100 kHz)
1.4
(100 kHz)
Jaeger & Egerton,
19 62
0. 32 107 26 4
(1 kHz)
4.09 Maeda et al., 20 10
0.40 120 ...
(K
0.44
Na
0. 52
Li
0.04
)(Nb
0.84
Ta
0.10
Sb
0.06
)O
3
0.48 29 9 1865
(1 kHz)
2. 1
(1 kHz)
26 5 Hagh et al., 20 07
(K
0.5
Na
0.5
)
0.096
Li
0.04
Nb
0.775
Ta
0 .22 5
O
3
0.4...