Bending and Vibration Analysis of Magneto-Electro Bilaterally Coated Quasi-3D Microbeam Via DQ-FEM
05 set 2025
INFORMAZIONI SU QUESTO ARTICOLO
Pubblicato online: 05 set 2025
Pagine: 337 - 349
Ricevuto: 26 dic 2024
Accettato: 10 apr 2025
DOI: https://doi.org/10.2478/ama-2025-0041
Parole chiave
© 2025 Besma KHOUANI et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
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Materials Properties of the mixture (BaTiO3 – CoFe2O4)
BaTiO3 – CoFe2O4 | epoxy | |||||||
---|---|---|---|---|---|---|---|---|
0%-100% | 20%-80% | 40%-60% | 50%-50% | 60%-40% | 80%-20% | 100%-0% | ||
286 | 262 | 238 | 226 | 214 | 190 | 166 | 4.889 | |
170 | 151.6 | 133.2 | 124 | 114.8 | 96.4 | 78 | 2.407 | |
269.5 | 248 | 226.5 | 215.75 | 205 | 183.5 | 162 | 4.889 | |
45.3 | 44.84 | 44.38 | 44.15 | 43.92 | 43.46 | 43 | 1.241 | |
580.3 | 464.24 | 348.18 | 290.15 | 232.12 | 116.06 | 0 | 0 | |
699.7 | 559.76 | 419.82 | 349.85 | 279.88 | 139.94 | 0 | 0 | |
550 | 440 | 330 | 275 | 220 | 110 | 0 | 0 | |
0 | -0.88 | -1.76 | -2.2 | -2.64 | -3.52 | -4.4 | 0 | |
0 | 3.72 | 7.44 | 9.3 | 11.16 | 14.88 | 18.6 | 0 | |
0 | 2.32 | 4.64 | 5.8 | 6.96 | 9.28 | 11.6 | 0 | |
0.08 | 2.3 | 4.53 | 5.64 | 6.75 | 8.98 | 11.2 | 0 | |
0.093 | 2.59 | 5.10 | 6.35 | 7.6 | 10.10 | 12.6 | 0 | |
0 | 2.6 | 4.58 | 5.38 | 6.02 | 7.04 | 0 | 0 | |
0 | 2020 | 2760 | 2740 | 2520 | 1550 | 0 | 0 | |
590 | 473 | 356 | 297.5 | 239 | 122 | 5 | 0 | |
157 | 127.6 | 98 | 83.5 | 68.8 | 39.4 | 10 | 0 | |
5300 | 5400 | 5500 | 5550 | 5600 | 5700 | 5800 | 1180 | |
7.33 | 7.29 | 7.24 | 7.21 | 7.18 | 7.10 | 7 | 16.93 |
Comparison of numerical results (b = 2h, L = 20h), 50%-50% BaTiO3 – CoFe2O4
Frequency (MHz) | ||||||
---|---|---|---|---|---|---|
1st mode | 2nd mode | 3rd mode | ||||
[ |
present | [ |
present | [ |
present | |
14.42 | 4.097 | 4.069 | 16.811 | 16.228 | 39.647 | 34.853 |
28.84 | 1.710 | 1.701 | 7.007 | 6.784 | 16.466 | 14.796 |
Midspan Deflection |
Midspan Electric potential |
Midspan Magnetic potential 𝜁( |
||||
[ |
present | [ |
present | [ |
present | |
14.42 | 0.0792 | 0.0793 | -1.251 | -1.229 | 0.0125 | 0.0122 |
28.84 | 0.0284 | 0.0283 | -0.896 | -0.877 | 0.0090 | 0.0087 |
Natural frequency (MHz) of simply supported MEE FG microbeam (b = 2h, L = 20h,)
BaTiO3 – CoFe2O4 | ||||||||
---|---|---|---|---|---|---|---|---|
0%-100% | 20%-80% | 40%-60% | 50%-50% | 60%-40% | 80%-20% | 100%-0% | ||
20 | 0 | 3.0009 | 2.8571 | 2.7108 | 2.6363 | 2.5613 | 2.4071 | 2.2472 |
0.5 | 2.5250 | 2.4124 | 2.2975 | 2.2391 | 2.1802 | 2.0589 | 1.9332 | |
1 | 2.2200 | 2.1283 | 2.0348 | 1.9872 | 1.9393 | 1.8404 | 1.7380 | |
5 | 1.5182 | 1.4840 | 1.4491 | 1.4313 | 1.4135 | 1.3766 | 1.3386 | |
10 | 1.3919 | 1.3731 | 1.3539 | 1.3441 | 1.3344 | 1.3141 | 1.2932 | |
15 | 1.3538 | 1.3411 | 1.3282 | 1.3216 | 1.3150 | 1.3013 | 1.2872 | |
20 | 1.3352 | 1.3260 | 1.3166 | 1.3118 | 1.3070 | 1.2970 | 1.2867 | |
40 | 0 | 1.3578 | 1.2891 | 1.2191 | 1.1836 | 1.1476 | 1.0739 | 0.9974 |
0.5 | 1.0979 | 1.0449 | 0.9909 | 0.9634 | 0.9356 | 0.8786 | 0.8194 | |
1 | 0.9270 | 0.8847 | 0.8415 | 0.8196 | 0.7973 | 0.7518 | 0.7045 | |
5 | 0.5204 | 0.5078 | 0.4950 | 0.4885 | 0.4820 | 0.4687 | 0.4550 | |
10 | 0.4603 | 0.4548 | 0.4492 | 0.4464 | 0.4436 | 0.4378 | 0.4318 | |
15 | 0.4502 | 0.4469 | 0.4435 | 0.4418 | 0.4401 | 0.4366 | 0.4330 | |
20 | 0.4481 | 0.4458 | 0.4435 | 0.4423 | 0.4411 | 0.4387 | 0.4362 | |
100 | 0 | 0.5260 | 0.4989 | 0.4713 | 0.4572 | 0.4430 | 0.4139 | 0.3836 |
0.5 | 0.4189 | 0.3980 | 0.3768 | 0.3660 | 0.3550 | 0.3326 | 0.3092 | |
1 | 0.3475 | 0.3310 | 0.3141 | 0.3055 | 0.2968 | 0.2789 | 0.2604 | |
5 | 0.1722 | 0.1677 | 0.1633 | 0.1610 | 0.1587 | 0.1541 | 0.1494 | |
10 | 0.1473 | 0.1458 | 0.1442 | 0.1434 | 0.1427 | 0.1411 | 0.1395 | |
15 | 0.1449 | 0.1441 | 0.1433 | 0.1429 | 0.1425 | 0.1417 | 0.1408 | |
20 | 0.1455 | 0.1450 | 0.1445 | 0.1442 | 0.1440 | 0.1434 | 0.1429 |