Properties of Neutron Noise Induced by Localized Perturbations in an SFR

<div>Amplitude (a) and phase (b) of the noise in group 6 along the core radius induced by <svg height="11.9316pt" id="M83" style="vertical-align:-3.2957pt" version="1.1" viewbox="-0.0498162 -8.6359 15.0949 11.9316" width="15.0949pt" 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="M449 634C442 637 425 643 405 650C376 660 341 666 307 666C181 666 98 590 98 485C98 400 170 343 215 310L246 288C307 243 343 204 343 147C343 67 291 18 219 18C104 18 61 124 51 202L23 199C28 124 27 71 27 47C47 22 122 -16 204 -16C324 -16 428 60 428 174C428 256 379 309 307 360L276 382C223 419 179 455 179 516C179 576 221 632 293 632C379 632 410 564 418 487L448 490C446 536 446 592 449 634Z" id="g113-84"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="472" vert-adv-y="472"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,6.071,3.132)"><path d="M529 0V30C463 35 457 42 457 102V452C402 441 350 439 267 439H185V467C185 548 199 596 218 621C229 641 250 658 281 658C328 658 363 626 386 599C393 590 403 590 416 598C425 605 434 615 439 624C445 637 443 650 434 662C424 677 387 707 325 710C286 706 240 688 199 655C144 611 123 560 116 535C109 512 104 489 104 460V439H55L27 408L32 396H104V102C104 41 97 38 33 30V0H256V30C192 35 185 42 185 102V396H324C373 396 376 388 376 344V102C376 42 369 35 313 30V0H529Z" id="g58-27"></path><glyph.data ascent="1007" descent="-369" horiz-adv-x="547" vert-adv-y="547"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,11.021,3.132)"><path d="M327 325C324 350 312 408 304 433C283 442 256 451 213 451C120 451 59 391 59 320C59 243 125 210 188 181C237 158 266 136 266 93C266 52 231 24 195 24C134 24 93 81 74 148L42 143C42 106 51 37 59 23C78 8 125 -12 177 -12C257 -12 345 35 345 127C345 198 292 234 216 264C171 283 131 305 131 348C131 387 156 416 195 416C243 416 277 378 297 317L327 325Z" id="g58-113"></path><glyph.data ascent="1007" descent="-369" horiz-adv-x="376" vert-adv-y="376"></glyph.data></g></svg>.</div>

Science and Technology of Nuclear Installations

fig11

Figure 11

Figure 11: Properties of Neutron Noise Induced by Localized Perturbations in an SFR 