Study of Spin–Spin Correlations between Quark and a Spin-<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-2.8389pt" id="M1" height="15.0995pt" version="1.1" viewBox="-0.0657574 -12.2606 23.7633 15.0995" width="23.7633pt"><g transform="matrix(.017,0,0,-0.017,0,0)"><path id="g113-50" d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"/></g><g transform="matrix(.017,0,0,-0.017,8.237,0)"><path id="g113-48" d="M368 703H309L44 -163H104L368 703Z"/></g><g transform="matrix(.017,0,0,-0.017,15.313,0)"><path id="g113-51" d="M412 140C382 77 369 73 315 73H129L270 222C362 320 402 379 402 466C402 571 322 635 234 635C177 635 130 609 99 576L42 495L64 475C90 514 133 568 201 568C274 568 318 519 318 435C318 349 255 267 193 193C144 135 87 78 32 23V0H405C417 45 427 89 440 131L412 140Z"/></g></svg> Composite System

<div>The plot of Wigner distribution <svg height="14.1688pt" id="M204" style="vertical-align:-4.88047pt" version="1.1" viewbox="-0.0498162 -9.28833 60.7856 14.1688" width="60.7856pt" 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="M516 277C516 378 460 448 376 448C335 448 288 434 240 401C158 345 127 277 107 159C53 -161 38 -221 23 -247L28 -261C43 -260 95 -250 114 -226C122 -216 129 -199 146 -75C152 -29 157 0 164 31C182 9 206 -12 237 -12C267 -12 325 8 376 46C451 102 516 179 516 277ZM432 259C432 134 366 40 259 40C236 40 204 48 171 76L195 203C219 327 253 400 326 400C398 400 432 336 432 259Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,6.162,3.132)"><path d="M599 491C481 579 378 664 327 710C276 664 173 579 55 491L73 466L193 536V-164H255V572L327 614L399 572V-164H461V536L581 466L599 491Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,12.113,3.132)"><path d="M599 33L581 58L461 -12V688H399V-48L327 -90L255 -48V688H193V-12L73 58L55 33C173 -55 276 -140 327 -186C378 -140 481 -55 599 33Z"></path></g><g transform="matrix(.013,0,0,-0.013,18.608,0)"><path d="M300 -147C201 -63 143 98 143 270S200 602 300 686L282 710C136 610 70 450 70 271V270C70 89 136 -72 282 -170L300 -147Z"></path></g><g transform="matrix(.013,0,0,-0.013,23.106,0)"><path d="M196 417V703C139 687 58 673 7 667V636C63 632 68 623 68 566V24C137 -2 188 -12 244 -12C390 -12 504 97 504 243C504 355 418 454 297 454C277 454 261 447 233 434L196 417ZM196 382C211 387 221 389 238 389C301 389 365 339 365 212C365 87 316 27 262 28C230 29 207 59 201 75C198 83 196 94 196 108V382Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,30.048,3.132)"><path d="M645 0V53H381V555H319V53H55V0H645Z"></path></g><g transform="matrix(.013,0,0,-0.013,36.93,0)"><path d="M95 130C70 130 46 113 46 88C46 72 54 64 59 64C93 55 121 33 121 -3C121 -41 93 -68 44 -88L55 -117C117 -98 186 -56 186 22C186 91 131 130 95 130Z"></path></g><g transform="matrix(.013,0,0,-0.013,42.074,0)"><path d="M212 391V464C146 445 80 427 26 418V388C75 381 84 376 84 321V-128C84 -184 80 -192 16 -198V-230H294V-198C216 -191 212 -184 212 -127V0C227 -6 249 -12 274 -12C402 17 517 114 517 261C517 357 454 454 336 454C319 454 301 447 281 435L212 391ZM212 354C229 369 250 378 275 378C324 378 385 333 385 210C385 106 347 38 293 38C268 38 231 59 212 77V354Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,49.184,3.132)"><path d="M645 0V53H381V555H319V53H55V0H645Z"></path></g><g transform="matrix(.013,0,0,-0.013,56.067,0)"><path d="M275 270C275 450 212 609 64 710L45 686C145 604 203 442 203 270S147 -63 45 -147L64 -170C213 -68 275 89 275 270Z"></path></g></svg> in transverse impact-parameter plane and transverse momentum plane for <span class="nowrap"><svg height="6.1673pt" id="M205" style="vertical-align:-0.2063904pt" version="1.1" viewbox="-0.0498162 -5.96091 7.11985 6.1673" width="7.11985pt" 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="M515 96L502 119C471 88 431 62 423 62C416 62 411 70 417 101C440 223 469 341 497 448H486L412 422L380 277C330 188 210 57 152 57C137 57 126 69 139 124L195 366C210 431 205 448 182 448C155 448 89 413 23 350L36 326C73 354 103 376 112 376C118 376 118 365 113 340L61 118C54 90 52 68 52 51C52 0 75 -12 98 -12S151 -3 181 17C242 58 305 119 362 193H364L345 104C323 3 339 -12 359 -12C390 -12 464 35 515 96Z"></path></g></svg>-</span>quark (left panel) and <span class="nowrap"><svg height="9.49473pt" id="M206" style="vertical-align:-0.2063999pt" version="1.1" viewbox="-0.0498162 -9.28833 7.34169 9.49473" width="7.34169pt" 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="M530 686C535 705 530 712 521 712C504 712 448 684 359 674L358 648H393C437 648 439 646 429 593L400 435C372 447 345 448 332 448C286 448 194 414 144 373C68 311 23 203 23 111C23 26 57 -12 91 -12C120 -12 147 3 188 29C227 54 290 102 341 170H343L322 71C308 6 320 -12 341 -12C373 -12 442 27 501 96L485 120C455 91 422 67 408 67C401 67 401 76 404 91C440 294 479 473 530 686ZM387 375L355 241C326 187 200 53 142 53C126 53 109 73 109 130C109 217 154 337 218 381C240 396 265 404 297 404S372 390 387 375Z"></path></g></svg>-</span>quark (right panel).</div>

Advances in High Energy Physics

fig4

Figure 4

Figure 4: Study of Spin–Spin Correlations between Quark and a Spin-<svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-2.8389pt" id="M1" height="15.0995pt" version="1.1" viewBox="-0.0657574 -12.2606 23.7633 15.0995" width="23.7633pt"><g transform="matrix(.017,0,0,-0.017,0,0)"><path id="g113-50" d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"/></g><g transform="matrix(.017,0,0,-0.017,8.237,0)"><path id="g113-48" d="M368 703H309L44 -163H104L368 703Z"/></g><g transform="matrix(.017,0,0,-0.017,15.313,0)"><path id="g113-51" d="M412 140C382 77 369 73 315 73H129L270 222C362 320 402 379 402 466C402 571 322 635 234 635C177 635 130 609 99 576L42 495L64 475C90 514 133 568 201 568C274 568 318 519 318 435C318 349 255 267 193 193C144 135 87 78 32 23V0H405C417 45 427 89 440 131L412 140Z"/></g></svg> Composite System 

Advances in High Energy Physics

Study of Spin–Spin Correlations between Quark and a Spin- Composite System

Figure 4