本网讯(物电学院)物理与电子信息学院吕建平教授课题组近年来围绕相变理论大发888官方注册了系列研究工作。近日,该课题组与中国科学技术大学邓友金教授、新泽西州立罗格斯大学陈锟博士大发888官方注册合作研究,针对上临界维度O(n)模型的对数有限尺寸标度作了深入探索。相关工作已在《国家科学评论》(《National Science Review》)期刊上发表。
xiangbianxianxiangzaiziranjiezhongguangfancunzai,xiangbianlilunjishitongjiwulixuedejibenkexuewenti,yekeyingyongyuruoganshijiwulitixi。yixiangbianxianxiangzuoweidianxingzaitide“yansheng”(youyizuo“yongxian”huo“cengzhan”)jizhi,zhongxinsuzaorenmenduiwulishijiederenzhishouduan,shenkediyingxiangzhexiandaiwulixuedefazhanjincheng。youxianchicunbiaodushibeiguangfancaiyongdexiangbianyanjiugongju(tebieshizhenduierjiexiangbian),keyongyucongyixilieyouxianxitongzhongtuiduanlinjiedian、linjiezhishudengxiangbianxingzhidedingliangjielun。raner,zaimouxieqingxingxia,changguide、milvxingshideyouxianchicunbiaodujiangshoudaoduishuxiuzhengdexianzhuyingxiang,qiehouzhedejingquexingshiweizhi、shouliansuduhuanman,shidedingliangfenxiyichangkunnan,shenzhiyingxiangdingxingjielundezhunquexing。o(n)moxingshitongjiwuliheningjutaiwulilingyudejibenmoxing,keyongyumiaoshuziguibisuijixingzou、liangziciti、lengyuanzixitongdengtixidexiangbianxingwei。qizhong,siweijingdiano(n)moxinghesanweiliangzio(n)moxingtongchuyushanglinjieweidu,qiyouxianchicunbiaodushouduishuxiuzhengdexianzhuyingxiang。
gaituanduizhenduishanglinjieweiduo(n)moxingdeduishuyouxianchicunbiaoduyanjiu,jieshilexiangguanxitongyouxianchicunbiaodudewulituxiang,youcijianliziyounengdebiaodugongshi,tatongshibaokuoyigeyugaosibudongdianduiyingdebiaoduxiangheyigehanchengjixingduishuxiuzhengdebiaoduxiang。gaiyanjiuchengguojinyibujieshilinjiedianshangliangdianguanlianhanshudeliangchidubiaoduxingwei:
duanchengguanlianyougaosibudongdianzhudao,suijulizengdachengmilvxingshideshuaijian;zhangchengguanlianchengxianpingtaixingshi,qiepingtaigaodusuichicunzengdachengxianjuyouduishuxiuzhengdemilvshuaijianxingwei。gaituanduijiezhugaoxiaomengtekaluosuanfa,tongguodaguimodeshuzhimoni,gaojingducedingyouxianxitongdeliangdianguanlianhanshu,bingduicihualv、cizhangluodefeilingfuliyemo、cihuaqiangdudenghongguanwuliliangdeyouxianchicunbiaodudafa888guanfangzhucexitongfenxi,youciquedingshanglinjieweiduo(n)moxingdeduishuyouxianchicunbiaodudewulituxianghejingquexingshi。
wudianxueyuan17jiyanjiushengxuwanwanhe18jiyanjiushengsunyanancanyulebufenshuzhimoniheshujufenxigongzuo。ciyanjiuchengguoyi《finite-size scaling of o(n) systems at the upper critical dimensionality》weitifabiaoyuqikan《guojiakexuepinglun》(national science review, nwaa212, 2020),dafa888guanfangzhuceweigailunwendediyishumingdanwei。
lunwenlianjie:
http://doi.org/10.1093/nsr/nwaa212