Metamaterial-Loaded 16-Printed Log Periodic Antenna Array for Microwave Imaging of Breast Tumor Detection

<div>Variation of return loss versus frequency at different values of <svg height="9.24744pt" id="M15" style="vertical-align:-3.28653pt" version="1.1" viewbox="-0.0498162 -5.96091 14.0288 9.24744" width="14.0288pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M689 332C689 394 670 448 646 448C620 448 597 421 597 396C597 386 600 381 608 372C619 359 620 334 620 315C620 150 538 45 454 45C414 45 386 67 386 122C386 138 388 158 394 180L457 426L452 432L377 416L315 156C302 100 259 45 216 45C176 45 148 67 148 122C148 133 152 158 156 180C162 212 173 259 194 332C201 357 206 384 206 405C206 430 198 448 174 448C125 448 66 406 23 342L43 319C84 368 110 383 121 383C126 383 128 382 128 377C128 370 127 359 122 343C99 268 84 204 77 156C74 137 70 111 70 104C70 25 125 -12 180 -12C228 -12 276 12 319 50C338 8 378 -12 418 -12C549 -12 689 166 689 332Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,8.931,3.132)"><path d="M501 640C462 634 422 626 376 611C189 552 52 397 52 193C52 74 120 -12 229 -12C347 -12 453 91 453 223C453 324 395 398 297 398C279 398 257 391 237 382L169 350L168 351C221 484 322 548 396 578C437 595 473 605 506 611L501 640ZM253 347C346 347 368 272 368 211C368 104 318 20 242 20C169 20 138 105 138 193C138 251 147 289 156 314C179 329 218 347 253 347Z"></path></g></svg>[<a href="/journals/ijap/2022/4086499/#B29">29</a>].</div>

International Journal of Antennas and Propagation

fig8

Figure 8

Figure 8: Metamaterial-Loaded 16-Printed Log Periodic Antenna Array for Microwave Imaging of Breast Tumor Detection 