div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Yufeng Zhou-Fourth Generation and Dark Matter · 2013 12 6 · ZPLiuYL wu YFZ her particles fect BBN CMB 1000 n WIMP 100 a Therma 10-16 T GeV 10-10 10-9 10-8 1 02 103 src=https:reader036fdocumentsnetreader036viewer202207150361232689b65ab166f95fc983html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Yufeng Zhou-Fourth Generation and Dark Matter · 2013 12 6 · ZPLiuYL wu YFZ her particles fect BBN CMB 1000 n WIMP 100 a Therma 10-16 T GeV 10-10 10-9 10-8 1 02 103 src=https:reader036fdocumentsnetreader036viewer202207150361232689b65ab166f95fc983html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Yufeng Zhou-Fourth Generation and Dark Matter · 2013 12 6 · ZPLiuYL wu YFZ her particles fect BBN CMB 1000 n WIMP 100 a Therma 10-16 T GeV 10-10 10-9 10-8 1 02 103 src=https:reader036fdocumentsnetreader036viewer202207150361232689b65ab166f95fc983html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: Yufeng Zhou-Fourth Generation and Dark Matter · 2013 12 6 · ZPLiuYL wu YFZ her particles fect BBN CMB 1000 n WIMP 100 a Therma 10-16 T GeV 10-10 10-9 10-8 1 02 103 src=https:reader036fdocumentsnetreader036viewer202207150361232689b65ab166f95fc983html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: Yufeng Zhou-Fourth Generation and Dark Matter · 2013 12 6 · ZPLiuYL wu YFZ her particles fect BBN CMB 1000 n WIMP 100 a Therma 10-16 T GeV 10-10 10-9 10-8 1 02 103...