Yam twg yog tus kws tshawb fawb James Chadwick?
Yam twg yog tus kws tshawb fawb James Chadwick?

Video: Yam twg yog tus kws tshawb fawb James Chadwick?

Video: Yam twg yog tus kws tshawb fawb James Chadwick?
Video: 6 Nqi Lus Qhia Kev Ua neej ( leej twg mloog lub neej yuav zoo tuaj) 2024, Kaum ib hlis
Anonim

Sir James Chadwick, CH, FRS (20 Lub Kaum Hli 1891 - 24 Lub Xya Hli 1974) yog ib tus kws kho mob Askiv Askiv uas tau txais 1935 Nobel nqi zog hauv Physics rau nws nrhiav pom cov neutron nyob rau xyoo 1932. Xyoo 1941, nws tau sau tsab ntawv kawg ntawm MAUD Daim Ntawv Qhia, uas tau tshoov siab rau tsoomfwv Meskas kom pib tshawb nrhiav lub foob pob loj heev.

Tom qab ntawd, ib tug kuj nug, leej twg knighted James Chadwick?

Xyoo 1945, Tsoom Fwv Tebchaws Askiv ua knighted nws rau nws lub sijhawm ua tsov rog, thiab nws tau los ua Sir James Chadwick . Tsoom Fwv Teb Chaws Asmeskas tau muab nws qhov khoom plig ntawm Merit hauv xyoo 1946.

Ib yam li ntawd, qhov kev sim James Chadwick hu ua dab tsi? James Chadwick tau muab txoj haujlwm los taug qab cov pov thawj ntawm Rutherford txoj hlua khi "proton-electron khub" lossis neutron. Nyob rau hauv 1930 nws tau pom tias Beryllium, thaum bombarded los ntawm alpha hais, emissions lub zog heev ntawm hluav taws xob. Cov kwj no yog thawj zaug xav tias yog gamma hluav taws xob.

Yog li ntawd, tus kws tshawb fawb dab tsi yog Chadwick ua haujlwm nrog thaum nws pom cov neutron?

Ernest Rutherford

James Chadwick tau hais dab tsi?

Txawm li cas los xij, xyoo 1932, James Chadwick ua pov thawj tias nws muaj qhov nruab nrab ntawm qhov nruab nrab nrog txog tib qhov loj li proton. Ernest Rutherford muaj ua ntej npaj hais tias xws li ib tug hais yuav muaj nyob rau hauv atomic nuclei. Tam sim no nws muaj pov thawj, nws tau hu ua "neutron".

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