Will There Be Future Deceleration? A Study of Particle Creation Mechanism in Nonequilibrium Thermodynamics

<div>The variation of <svg height="9.7821pt" id="M210" style="vertical-align:-3.57194pt" version="1.1" viewbox="-0.0498162 -6.21016 6.77673 9.7821" width="6.77673pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.0135,0,0,-0.0135,0,0)"><path d="M474 429L457 433C435 440 389 448 367 448C348 448 323 446 309 443C266 434 195 406 148 366C78 307 23 210 23 101C23 35 55 -12 92 -12C118 -12 146 1 196 35C247 70 311 130 346 173H348L281 -148C268 -211 256 -221 208 -229L191 -232L187 -257L433 -245L437 -219L411 -216C357 -210 350 -205 362 -140L427 207C447 315 461 381 474 429ZM387 387C379 337 363 262 355 236C318 180 201 57 142 57C126 57 112 81 112 128C112 205 150 321 220 376C244 395 280 403 312 403C345 403 370 396 387 387Z" id="g113-114"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="491" vert-adv-y="491"></glyph.data></g></svg> against <svg height="9.04777pt" id="M211" style="vertical-align:-0.04981995pt" version="1.1" viewbox="-0.0498162 -8.99795 11.5228 9.04777" width="11.5228pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.0135,0,0,-0.0135,0,0)"><path d="M828 650H570L564 622C646 614 650 609 634 524L604 366H253L281 524C296 608 308 615 382 622L388 650H132L126 622C211 615 214 609 198 524L121 122C106 42 102 35 23 28L17 0H276L282 28C196 35 191 40 206 122L243 324H597L559 123C544 42 537 35 452 28L446 0H710L716 28C632 35 628 43 643 122L719 524C735 610 741 615 822 622L828 650Z" id="g113-73"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="840" vert-adv-y="840"></glyph.data></g></svg> for unequal PCR has been shown in this way: inflation <svg height="6.53195pt" id="M212" style="vertical-align:-0.04981995pt" version="1.1" viewbox="-0.0498162 -6.48213 17.6151 6.53195" width="17.6151pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.0135,0,0,-0.0135,2.271,0)"><path d="M901 255C861 290 790 361 716 442L694 427L796 280H69V230H796L694 83L716 68C790 149 861 220 901 255Z" id="g117-148"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="954" vert-adv-y="954"></glyph.data></g></svg> deceleration <svg height="6.53195pt" id="M213" style="vertical-align:-0.04981995pt" version="1.1" viewbox="-0.0498162 -6.48213 17.6151 6.53195" width="17.6151pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.0135,0,0,-0.0135,2.271,0)"><path d="M901 255C861 290 790 361 716 442L694 427L796 280H69V230H796L694 83L716 68C790 149 861 220 901 255Z" id="g117-148"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="954" vert-adv-y="954"></glyph.data></g></svg> late time acceleration <svg height="6.53195pt" id="M214" style="vertical-align:-0.04981995pt" version="1.1" viewbox="-0.0498162 -6.48213 17.6151 6.53195" width="17.6151pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.0135,0,0,-0.0135,2.271,0)"><path d="M901 255C861 290 790 361 716 442L694 427L796 280H69V230H796L694 83L716 68C790 149 861 220 901 255Z" id="g117-148"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="954" vert-adv-y="954"></glyph.data></g></svg> future deceleration. 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Advances in High Energy Physics

fig9

Figure 9

Figure 9: Will There Be Future Deceleration? A Study of Particle Creation Mechanism in Nonequilibrium Thermodynamics 