Henri Becquerel nrhiav tau dab tsi uas ua rau nws tau txais 1903 Nobel nqi zog Nws nrhiav tau dab tsi txog lub caij uranium?
Henri Becquerel nrhiav tau dab tsi uas ua rau nws tau txais 1903 Nobel nqi zog Nws nrhiav tau dab tsi txog lub caij uranium?

Video: Henri Becquerel nrhiav tau dab tsi uas ua rau nws tau txais 1903 Nobel nqi zog Nws nrhiav tau dab tsi txog lub caij uranium?

Video: Henri Becquerel nrhiav tau dab tsi uas ua rau nws tau txais 1903 Nobel nqi zog Nws nrhiav tau dab tsi txog lub caij uranium?
Video: Episode 4 - Henri Becquerel 2024, Kaum ib hlis
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Teb: Henri Becquerel tau txais ib nrab ntawm cov nqi zog rau nws nrhiav pom ntawm spontaneous radioactivity. Teb: Marie Curie tau kawm txog cov hluav taws xob ntawm tag nrho cov tebchaw uas muaj cov xov tooj cua paub cov ntsiab lus , suav nrog uranium thiab thorium, uas nws tom qab nrhiav pom kuj yog radioactive.

Tsis tas li ntawd, Becquerel nrhiav tau dab tsi txog uranium?

Thaum Henri Becquerel tshawb nrhiav qhov tshiab nrhiav pom X-rays nyob rau hauv 1896, nws coj mus rau kev tshawb fawb ntawm yuav ua li cas uranium ntsev raug cuam tshuam los ntawm lub teeb. Los ntawm kev huam yuaj, nws nrhiav pom uas uranium ntsev spontaneously emit ib tug nkag mus rau hauv hluav taws xob hluav taws xob uas yuav tsum tau sau npe nyob rau hauv ib tug yees duab phaj.

Ib tug kuj yuav nug, Becquerel nrhiav tau dab tsi los ntawm nws qhov kev sim? Lub Discovery ntawm Radioactivity. Hauv Xyoo 1896 Henri Becquerel tau siv ib txwm muaj fluorescent minerals los kawm cov khoom ntawm x-rays, uas muaj ua pom nyob rau hauv 1895 los ntawm Wilhelm Roentgen. Rau qee yam, Becquerel txiav txim siab los txhim kho nws daim duab duab lawm.

Yog li ntawd, Henri Becquerel nrhiav tau dab tsi txog lub atom?

Discovery ntawm radioactivity. Zoo li Thomson qhov kev tshawb pom ntawm cov hluav taws xob, kev tshawb pom ntawm cov hluav taws xob hauv uranium los ntawm Fabkis tus kws kho mob. Henri Becquerel xyoo 1896 yuam cov kws tshawb fawb kom hloov pauv lawv lub tswv yim txog atomic qauv. Radioactivity qhia tau hais tias lub atom tsis yog indivisible los sis hloov tsis tau.

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