收藏成功 查看我的收藏
本文来源:http://www.qucm.com.cn/a/rankings.hroot.com/

江苏7位数每周开奖时间 www.qucm.com.cn,Chinaisworkingtosetuptheworld'shighestaltitudegravitationalwavetelescopesinTibetAutonomousRegiontodetectthefaintestechoesresonatingfromtheuniverse,whichmayrevealmoreabouttheBigBang.Constructionhasstartedforthefirsttelescope,code-namedNgariNo.1,30kmsouthofShiquanheTowninNgariPrefecture,saidYaoYongqiang,chiefresearcherwiththeNationalAstronomicalObservatoriesoftheChineseAcademyofSciences.Thetelescope,located5,250metersabovesealevel,willdetectandgatherprecisedataonprimordialgravitationalwavesintheNorthernHemisphere.Itisexpectedtobeoperationalby2021.Yaosaidthesecondphaseinvolvesaseriesoftelescopes,code-namedNgariNo.2,tobelocatedabout6,000metersabovesealevel.HedidnotgiveatimeframeforconstructionofNgariNo.2.Thebudgetforthetwo-phaseNgarigravitationalwaveobservatoryisanestimated130millionyuan(18.8millionU.S.dollars).TheprojectwasinitiatedbytheInstituteofHighEnergyPhysics,NationalAstronomicalObservatories,andShanghaiInstituteofMicrosystemandInformationTechnology,amongothers.Ngari,withitshighaltitude,clearsky,andminimalhumanactivity,issaidtobeoneoftheworld'sbestspotstodetecttinytwistsincosmiclight.YaosaidtheNgariobservatorywillbeamongtheworld'stopprimordialgravitationalwaveobservationbases,alongsidetheSouthPoleTelescopeandthefacilityinChile'sAtacamaDesert.GravitationalwaveswerefirstproposedbyAlbertEinstein'stheoryofgeneralrelativity100yearsago,butitwasn'tuntil2016thatscientistswiththeLaserInterferometerGravitational-WaveObservatoryannouncedproofofthewaves'existence,spurringfreshresearchinterestamongtheworld'sscientists.Chinahasannounceditsowngravitationalwaveresearchplans,whichincludethelaunchofsatellitesandsettingupFAST,a500-meteraperturesphericalradiotelescopeinsouthwestChina'sGuizhouProvince.推动太阳能光伏组件、碳纤维材料、生物基纤维、复合材料和节能灯等新品种废弃物的回收利用,推进动力蓄电池梯级利用和规范回收处理。

已收藏!

您可通过新浪首页(www.江苏7位数每周开奖时间 www.qucm.com.cn)顶部 “我的收藏”, 查看所有收藏过的文章。

知道了

0