Ferroelectrics Physical Effects Part 2 pptx

... (Peng et al., 20 10). Ferroelectrics – Physical Effects 62 Table 3. X-ray characteristics of Ba 2 TiB 2 O 7 crystalline compound obtained at 50.0BaO · 25 .0TiO 2 · 25 .0B 2 O 3 (mol%) ... reflex 2. 97 Å (003) again began 100%, 3.85 Å (1 02) increase from 10 to 58%, 2. 51 Å (110) increase from 42 to 78% (Fig.9, curve5). Well observable reflexes 2. 72, 2. 62,...

Ngày tải lên: 19/06/2014, 14:20

... Bi 4 Ti 3-x W x O 12+ x +0.2wt%Cr 2 O 3 T c (°C) ' ε , at 100 kHz, tan δ at 100 kHz, d 33 (pC N -1 ) x=0. 025 658 178 0. 02 22 x=0.050 650 186 0. 021 17 x=0.075 648 197 0. 023 16 x=0.100 645 20 5 ... perovskite- like (Bi 2 Ti 2 O 10 ) 2- units with a pseudo-perovskite layer structure, sandwiched between (Bi 2 O 2 ) 2+ layers along its crystallographic c...

Ngày tải lên: 19/06/2014, 14:20

... BiFeO 3 film. 160 180 20 0 22 0 24 0 26 0 0.9 1 .2 1.5 1.8 2. 1 n 2 (10 -4 cm 2 /GW) I 0 (GW/cm 2 ) 160 180 20 0 22 0 24 0 26 0 10 13 16 19 22 I 0 (GW/cm 2 ) (b) α 2 (cm/GW) (a) Fig. 8. Intensity ... Bi 3.75 Nd 0 .25 Ti 3 O 12 5 32 2.01 1.02x10 3 3.56 35 ps 0.94 5 .24 x10 4 Wang et al. 20 04 Bi 2 Nd 2 Ti 3 O 12 5 32 2 .28 1.95x10 3 4.13 35 ps 0....

Ngày tải lên: 19/06/2014, 14:20

... AFTER EFFECTS 5.0 Effects, part 2 8 If you need to further adjust transparency values, repeat steps 5 and 6 for one or both of the partial mattes. Click the Partial Matte B button or the Partial ... A C D G B E F 12 ADOBE AFTER EFFECTS 5.0 Effects, part 2 2 Choose the color you want to suppress in one of the following ways: • If you have already keyed out the color with...

Ngày tải lên: 09/12/2013, 17:15

... THG z yy z χ in Eq. (17) may be written as; () () () () () () () () 3 ~ 2 34 2 2 0 22 2 222 22 22 2 1 3 3 1 2 3 22 THG zyyz LO LO LO LO TO TO LO TO TO M MM MM MM M −β χ= ⎡Θ ω ⎤⎡Θ ω ⎤ ε−ω−ω ⎢⎥⎢⎥ ⎣⎦⎣⎦ ⎧ ... Susceptibility (2) χ Equation Number SHG 12K = () ( ) 2 2;, ilm χ − ωωω Symmetric on interchange of () lm () ()() 2 2 1 3 0 3 2 SHG zzz s Ps s χ =− β ω...

Ngày tải lên: 19/06/2014, 14:20

... al., 20 10a]. Ferroelectrics – Physical Effects 72 and remanent polarization (2P r = 6 ,2 µCu/cm 2 ) we observe for strongly oriented transparent glass ceramic at applied field 22 0 kv/cm ... 77, No. 2, pp. 29 2 -29 4 Glass, A. M., (December 1971). Pyroelectric Properties of Polyvinylidene Fluoride and Its Use for Infrared Detection, J. Appl. Phys., Vol. 42, No. 13,...

Ngày tải lên: 19/06/2014, 14:20

... Ferroelectrics – Physical Effects 120 Metal Work Function Electronegativity Pd 5. 12 2 .20 Au 5.1 2. 40 Cu 4.65 1.90 Ag 4 .26 1.93 Pt 5.65 2. 20 Ni 5.15 1.91 Cr 4.5 1.66 Ta 4 .25 1.50 ... volume of hydrogen V(cm3). 0 123 45678 0 20 0 400 600 800 1000 (b) x , m t 1 /2 , h 1 /2 t=0 t =2. 5 t=10 h t =20 t=45 B=0.9 mm (a) Ferroelectrics – Physic...

Ngày tải lên: 19/06/2014, 14:20

... 180 20 0 22 0 24 0 26 0 28 0 300 320 340 360 0.9 1.0 1.1 1 .2 1.3 1.4 Temperature(K) Thermal diffusivity (x10 -2 cm 2 s -1 ) 6.38 6.40 6. 42 6.44 6.46 6.48 6.50 6. 52 6.54 Thermal effusivity (x10 -2 Jcm -2 K -1 s -1 /2 ) ... the Ferroelectrics – Physical Effects 186 a) b ) I Cr SmA SmC* 0.0 0 .2 0.4 0.6 0.8 1.0 0 T [ C] o x 20 40 60 80 100 120 140 160 180...

Ngày tải lên: 19/06/2014, 14:20

... −e 1 ( ˜ R + 0 + ˜ R − 0 )+ ˜ R + 0 ˜ R − 0 (e 1 2 −e 2 2 ) (27 ) and following notations are used: e 1 = a 1 + a 2 4T + ˜ Ω 2 (b 1 + b 2 ) 2 , e 2 = a 1 − a 2 4T + ˜ Ω 2 (b 1 −b 2 ) 2 , a i = ˜ h 2 i ˜ λ 2 i −η i 2 , b i = η i ˜ h i ˜ λ 2 i , ... for physical constants are presented in Figs. 1, 2, and 3. 24 0 26 0 28 0 300 -0 ,2 -0,1 0,0 0,1 c 24 + c 3...

Ngày tải lên: 19/06/2014, 14:20

...       2 22 2 2 22 2 00 0 0 0 , , . 000 22 22 22 22 22 22 0 44 00 00 M                     (25 ) It follows from Eqs. 21 and 24 that the dependence ... None 40,41 22 5 0.36 1,058 74 320 1,060 0.5 mol% MnO 2 53 23 7 0. 42 1 ,25 2 92 294 1,050 1.0 mol% ZnO 22 0 0.36 1,138 71 - 1,040 2. 0 mol% CuO 47,54 22 0 0.3...

Ngày tải lên: 19/06/2014, 14:20