meiguoguojiabiaozhunyujishuyanjiuyuandegudingzhangduguangxuexiezhenqiangshiceliangyalidexinshouduan。tupianlaiyuan:nist

jiliangxuelingyudegemingzhengzaijiasu。ji2019nian5yueguojijiliangxuedahuitongguoleqiyongxinxiudingguojidanweizhi(si)dejueyihou,jiliangxuejiayouyoulexindefendoumubiao:yali。meiguoyanjiurenyuanxianyikaifachudingyiyalijiqiyanshengsidanweidexinfangfa。yalidanweipasikajiyugongdeceliangfangfazi1643nianqiyizhiyanyongzhijin。xindefangfahuoxuzaiyinianneiwanchengtidai。

danweimianjishoudaodelitongchangbeidingyiweiyali,1pasikaxiangdangyumeipingfangmishoudao1niudundeli。yiwangduipasikadeceliangshitongguoyizhongjiyugongyuansudeqiyazhicedingshebei。malilanzhoumeiguoguojiabiaozhunyujishuyanjiuyuan(nist)yongyoushijieshangweishubuduodezuijingqueyalijizhiyi,zuoweiqitayalichuanganqidexiaozhunjizhun。

亚博APP danxianzai,nistdeyanjiuzhekaifalelingyitaogaojingdudeyaliceliangfangfa,gaifangfadejibenyuanlishijiangyalishizuonengliangmidu,jidanweitijineibaohandenengliang。nengliangmiduzheiyidanweiyecongsidaochu。

xinfangfayongguangjinxinggenggaojingdudeyaliceliang,shebeishiyouqitihezhenkongtongdaozuchengdeguangxuexiezhenqiang,tongguotanceqizhongdeqitiyuanziyiquedingyali。yanjiutuanduixiwangzaimingniankeyizhengminggaishebeidezhunquexingyuyalijixiangpimei,binggulishiyanshijiangzheiyishebeizuoweicedingbiaozhun。

亚博APP ruozheiyishouduanbeijiliangjieguangfanrenke,yiweizheduigongyuansudexuqiujiangjianshao。gongjuyouduxingqiezaiguojishangkenengmianlinxianzhi。ciwai,xinjishutongguoziranjibenchangshuzhijieceliangyali,yiweizhekexuejiakeyizaibuyilaiyalijiceliangdeqitaliang(rumidu)deqingkuangxiadechu1pasikadeshuzhi。

亚博APP lilunshangjiang,xindefangfakeyirangrenherendouyoujihuiliyongjibenyuanliceliangyali,erwuxufansuodegongzuo,zhongguokexueyuanlihuajishuyanjiusuozhenggaojigongchengshigaobobiaoshi,qituanduizhengzaiyanjiujidiwendudeceliangfangfa。

gaijinkongjian

zhangqiyilai,jiliangxuejiayizhizainulirangyalijideceliangjieguogengzhunque。zuichudeyalijikezhuisudaoyidaliwulixuejiaevangelista torricellizai1643nianfamingdeshuiyinyaliji。

xiandaibandeyalijibaohanlianggengongzhu,tongguopinghengyaliyugongdezhongliangchanshengdelijinxingceliang。yalicedingdezhongyaoyijushigongyangbendemidu,dandedaogengjingquedemiduzhishiyanjiuzheyizhinulideshiqing。

亚博APP nistjiliangxuejiajay hendricksbiaoshi,xianyoudeyalibiaoyijingdadaolejingdujixian,erxindeyaliceliangfangfahaiyouhendatishengkongjian。

cicinisttichudexinxingyalichuanganqi,zhunquedemingzijiaogudingzhangduguangxuexiezhenqiang(floc)。tanenggouduitongguochongqiqiangdejiguangsuduhezhenkongzhongxiangtongguangshudesudujinxingbijiao。guangsuhuisuiqitimidudebianhuaerbianhua,liangzihuaxuejiakeyigenjuyuanzidexingzhijiayijisuan。

亚博APP zaiwentaidewenduxitongzhong,jiliangxuejiakeyijiangzheixiemiduceliangjieguo(moniqiangneikelishuliang)yumoerzimanchangshujiehe,houzhejiangwenduyudongnenglianxiqilai,congerjisuanchuqitide“nengliangmidu”,jiyali。

hendricksyong“gancuililuo”xingrongzheizhongfangfa,yinweitazhiyongliangzijisuanheziranjibenchangshujisuanqiangneiqitikelideshuliang,congerdedaoyaliceliangjieguo。“benzhishangjiang,womenyou‘lianghua’deyali,”tabiaoshi,“zheishixinyidaiguojidanweizhidejingshen,xianzaizheixiejibendanweidouyujibenwulichangshuguagou,erbushitongguoqitarenyiyinyongdeduixiang。congjiliangxuedejiaodukan,zheishizaishitaibangle。”

gaobobiaoshi,nistdexinyidaiyaliceliangjishuyouhendaqianli,danhaiyouyixiewentixuyaojiejue,biruqitizhongdezazhijiangduiceliangjieguoyijishiyanguochengchanshengzenyangdeyingxiang,yijiruhetichuzheizhongyingxiang。hendricksbiaoshi,zhenduimouxietedingqingkuangdeyaliceliang,flockezaiyinianneiweichengweichubudegongyeceliangbiaozhunzuohaoyouhuazhunbei。

yanjiutuanduibiaoshi,flocdeceliangjieguozaizhengchangdaqiyaxiadebuquedingxingweibaiwanfenzhiliu,zheijihuyugongqiyajijingduxiangdang,buquedingxingzuidikedabaiwanfenzhisan。zaiceliangjiaodiyalishi,qibuquedingxingshigongyalijide1/3。yingguoguojiawulishiyanshi(npl)jiliangxuejiastuart davidsoncheng,zheixianggongzuolingren“yinxiangshenke”。

biangequdongli

danduiqitaguojiadejiliangxuejialaishuo,shuofutamencaiyongflocweiceliangbiaozhunrengxushiri。nistjiangshouxianzhiliyucaiyongflocweiqizhuyaodeceliangbiaozhun。weici,nistjianggongbuxinjiufangfaceliangchudejieguobingjinxingbijiao,tongshijinxingneibushencha。gaijieguoyizaiguojidulianghengweiyuanhuideyigefushujigoudejianduxiadedaolequeren。

亚博APP zhihouweilehuodeguanfangrenke,quebaoflocjieguozhunque,nistxuxiangtongyijigoutichushenqing,jianggaishebeiyudeguobulunruikejiliangyanjiusuochuantongyalijideceliangjieguojinxingbijiao。

weilerangxindeceliangfangfagengguangfandiweirenjieshou,jiliangxuejiakenenghaixuyaokandaolingyigeshiyanshifuzhichudiergefloc,binghuodetongyangdeceliangjieguo。qitaguojiadeceliangshiyanshizhengzaizhiliyukaifaxiangtongshebei,danhaixushiri。

亚博APP davidsonbiaoshi,duiyuxindeceliangshebeilaishuo,qizhunquexingherenmenduiqidexinrenduxuyaozhangshijiangoujian。

lilunshangjiang,youyusijibendanweixianzaishiyongchangshudingyide,suoyiyidanyoukefuzhide、zhenmideceliangjishujiangyalideshuliangyuchanglianglianxizaiyiqi,zheiyangdeceliangfangshishiyinggaibeijieshoude。

genjuzheixiedingyi,flocjiangchengweidingyiyalideyizhongfangshi,danzaishijianzhong,meirenzhidaoguojishehuizaijieshouxinfangfaqianxuyaoduoshaozhengjulaizhengming,“zheikenengjiushiyigexianli”。davidsonbiaoshi。

亚博APP yucitongshi,nisttuanduizhengzaikaifajiyuflocyuanxingdebianxiebanben,yibianzaigongyezhongshixiangengjingquedeceliang。zheijiangduibandaotixinpian、feijizhizaoyedengxingyechanshengzhongyaoyingxiang。birujingmideyalicelianghuibangzhufeijijianshaoranliaoxiaohao。

gaituanduihaizaidiaozhengxiangyingdefangfa,yibianrangxindefangfashiyongyugenggaodeyalihuanjing。muqianceliangjiaogaoyalihuanjingdezhunqueshouduanzhiyishihuosaishiyaliji。

npljiliangxuejiamichael de podestabiaoshi,nisttuichudexinfangfadeyoushibujinjinzaiyushiyongxing,erqiekeyiconggenbenshangtuidongkexuefazhan。“jiuxiangtigaotuxiangfenbianlvyiyang,dangrenmennenggengzhunquediceliangyalishi,jiunenggengqingchudikanshijie。zheijiuxiangyifutupian,zaigoujianchuxiangyingdeguanceshebeizhiqian,nibuzhidaozijihuikandaoshenme。”(renfangyan)

《中国科学报》 (2019-06-27 第3版 国际)