bet体育

科学家发布最新精确测量: 物质约占宇宙总质能31%

发布时间: 2019-09-30 10:38 来源: 摘自科技日报 阅读次数:
字体: 【    】

bet体育yuzhouxueyanjiulingyuzuizhongyaodemubiaozhiyishijingqueceliangyuzhouzhongwuzhidezongliang。meiguojiazhoudaxuehebinfenxiaokexuejiazaizuijinyiqi《tiantiwulixuezazhi》shangzhuanwenzhichu,tamenjiezhuxinfangfa,duiyuzhouzhongwuzhidezongliangjinxinglejingqueceliang,jieguobiaoming,yuzhouzhongwuzhi(baokuochangguiwuzhiheanwuzhi)zhanyuzhouzongzhinengdeyue31%,“kanbujiande”annengliangzhanshengxiadeyue69%。


yanjiutuanduiqueding,wuzhiyuezhanyuzhouzhongwuzhihenengliangzongliangde31%。qizhongdayue20%dewuzhishiyouchangguiwuzhi——“zhongzi”wuzhigouchengde,zheixiewuzhibaokuohengxing、xingxi、yuanziheshengming;erdayue80%dewuzhishiyouanwuzhigoucheng,anwuzhideshenmixingzhishangbuqingchu,dankenengyouyixieshangweifaxiandeyayuanzilizizucheng。        tupianlaiyuan: wulixuejiazuzhiwang

gailunwendiyizuozhemuhanmode·abudulajieshishuo,yizhongquedingyuzhouzhongwuzhizongliangdechengshufangfashi: jiangguanchadaodemeidanweitijidexingtuandeshulianghezhiliangyushuxuemonideyucejieguojinxingbijiao,womenkeyijiezhumuqianguancedaodexingtuanshumulaijingqueceliangyuzhoujiandewuzhizongliang。

tajinyibujieshishuo: “wuzhidebiliyuegao,xingtuandeshuliangyueduo。womenxianzaimianlindetiaozhanbaokuoliangge: jingqueceliangxingtuandeshuliang,zheiyidianbijiaorongyijiejue;jingqueceliangxingtuandezhiliang,zheiyidianhenkunnan,yinweidaduoshuwuzhishiwufayongtianwenwangyuanjingguancedaodeanwuzhi。”

bet体育jianyuci,yanjiutuanduishouxiankaifachuyizhongliyongzuchengxingtuandexingxideguidaolaiceliangxingtuanzhiliangdegongju,jiecifenxile“silongshuzixuntiandiaocha”wangyuanjingtigongdeguanceshuju,chuangjianlegongkaidexingtuanmulugalwcat19。zuihou,tamenjianggaimuluzhongdexingtuanshuliangyumonijieguojinxingbijiao,quedingchuyuzhouzhongwuzhidezongliang。

bet体育yanjiurenyuanjiangtamendezuixinceliangjieguoyuqitatuanduishiyongqitajishu——ruyuzhouweibobeijinggexiangyixing、zhongzishengbozhendang、iaxingchaoxinxing、huoyinlitoujingdedaodeceliangjieguojiehe,dechujielun: wuzhizhanyuzhouwuzhihenengliangzongliangde31.5±1.3%,qizhongyue20%dewuzhi(hengxing、xingxi、yuanziheshengmingdeng)youtongchangbeichengwei“zhongzi”delizizucheng;lingwaiyue80%youanwuzhizucheng。

bet体育lunwenzuozhezhiyijilian·weierxunshuo: “womenchenggongliyongxingtuanjishujinxinglezuijingquedeceliangzhiyi。zheiyeshixingxiguidaojishudeshoucishiyong,huodedejieguoyushiyongqitajishuhuodedejieguoyizhi。erqie,shiyongzheiyijishudejudayoushizaiyunenggouduliquedingmeigexingtuandezhiliang,erbuyongqiuzhuyugengjianjiedetongjifangfa 。”

zongbianjiquandian:

yuzhouqishihenkong。ruoninengzaiyuzhouzhongkaizhanxingjihangxing,henzhanghenzhangshijiannei,nidouyubudaoshenmedongxi。tianwenguancehelilunjisuanzongyouchaju。womenjiangneixiejihubuyurenheqitalizifashengfanyingdewuzhi,chengzuoanwuzhi;jiangneigutuidongyuzhoukuozhangdeshenminengliang,jiaozuoannengliang。kexuejiatongguoguancehejisuan,ciqianyijingdechuleanwuzhiheannengliangdedagaizhanbi。zheici,yanjiutuanduiyongxindecelianggongju,dechulegengweijingquedejielun: wuzhiheanwuzhizhanyuzhouzhinengdesanfenzhiyibudao。annenglianglinju,nimenrucizhiduo,queyourucishenmi,zhenshiyigeshensuiyouyuandemi。